static int create_keypair(CRYPT_CONTEXT *pCtx, const char *label) {
int status;
CRYPT_CONTEXT local_context;
/* create the RSA context */
status = cryptCreateContext( &local_context, CRYPT_UNUSED, CRYPT_ALGO_RSA );
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while creating keypair context\n", status);
return status;
}
/* set key label -- TODO make label parameter */
status = cryptSetAttributeString( local_context, CRYPT_CTXINFO_LABEL, label, strlen(label));
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while setting privkey label\n", status);
goto err_ctx_exit;
}
/* generate key */
status = cryptGenerateKey( local_context );
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while generating CA keypair\n", status);
goto err_ctx_exit;
}
/* normal (OK) exit */
*pCtx = local_context; return CRYPT_OK;
err_ctx_exit:
cryptDestroyContext(local_context); return status;
}
static int add_ca_cert_to_store(CRYPT_KEYSET store, const char *dn, CRYPT_CERTIFICATE cert) {
int status;
CRYPT_CERTIFICATE pki_user;
status = cryptCreateCert(&pki_user, CRYPT_UNUSED, CRYPT_CERTTYPE_PKIUSER);
WARN_AND_RETURN_IF(status);
status = cryptSetAttributeString(pki_user, CRYPT_CERTINFO_DN, dn, strlen(dn));
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(pki_user, CRYPT_CERTINFO_CA, 1);
WARN_AND_RETURN_IF(status);
status = cryptCAAddItem(store, pki_user);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(pki_user);
WARN_AND_RETURN_IF(status);
status = cryptCAAddItem(store, cert);
if (!cryptStatusOK(status)) {
int errorLocus;
int errorType;
cryptGetAttribute(store, CRYPT_ATTRIBUTE_ERRORLOCUS, &errorLocus);
cryptGetAttribute(store, CRYPT_ATTRIBUTE_ERRORTYPE, &errorType);
fprintf(stderr, "locus %d type %d\n", errorLocus, errorType);
cryptGetAttribute(cert, CRYPT_ATTRIBUTE_ERRORLOCUS, &errorLocus);
cryptGetAttribute(cert, CRYPT_ATTRIBUTE_ERRORTYPE, &errorType);
fprintf(stderr, "locus %d type %d\n", errorLocus, errorType);
}
WARN_AND_RETURN_IF(status);
return CRYPT_OK;
}
int testQuery( const CRYPT_KEYSET_TYPE keysetType, const C_STR keysetName )
{
CRYPT_KEYSET cryptKeyset;
int count = 0, status;
/* Open the database keyset */
status = cryptKeysetOpen( &cryptKeyset, CRYPT_UNUSED, keysetType,
keysetName, CRYPT_KEYOPT_READONLY );
if( cryptStatusError( status ) )
{
printf( "cryptKeysetOpen() failed with error code %d, line %d.\n",
status, __LINE__ );
if( status == CRYPT_ERROR_OPEN )
return( CRYPT_ERROR_FAILED );
return( FALSE );
}
/* Send the query to the database and read back the results */
status = cryptSetAttributeString( cryptKeyset, CRYPT_KEYINFO_QUERY,
TEXT( "$C='US'" ),
paramStrlen( TEXT( "$C='US'" ) ) );
if( cryptStatusError( status ) )
return( extErrorExit( cryptKeyset, "Keyset query", status,
__LINE__ ) );
do
{
CRYPT_CERTIFICATE cryptCert;
status = cryptGetPublicKey( cryptKeyset, &cryptCert,
CRYPT_KEYID_NONE, NULL );
if( cryptStatusOK( status ) )
{
count++;
cryptDestroyCert( cryptCert );
}
}
while( cryptStatusOK( status ) );
if( cryptStatusError( status ) && status != CRYPT_ERROR_COMPLETE )
return( extErrorExit( cryptKeyset, "cryptGetPublicKey()", status,
__LINE__ ) );
if( count < 2 )
{
puts( "Only one certificate was returned, this indicates that the "
"database backend\nglue code isn't processing ongoing queries "
"correctly." );
return( FALSE );
}
printf( "%d certificate(s) matched the query.\n", count );
/* Close the keyset */
status = cryptKeysetClose( cryptKeyset );
if( cryptStatusError( status ) )
{
printf( "cryptKeysetClose() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
return( TRUE );
}
int main(
int argc,
char **argv)
{
CRYPT_CONTEXT privKeyContext;
CRYPT_KEYSET cryptKeyset;
int ksize;
if (argc < 3)
{
fprintf(stderr, "Usage: %s filename keysize\n", argv[0]);
return 1;
}
if (sscanf(argv[2], "%d", &ksize) != 1)
{
fprintf(stderr, "Invalid key size\n");
return 1;
}
if (ksize != STANDARD_KEY_SIZE)
{
fprintf(stderr, "Warning: key size %d is not the standard size (%d)\n",
ksize, STANDARD_KEY_SIZE);
}
printf("Making %s with key size %d bits \n", argv[1], ksize);
if (cryptInit() != CRYPT_OK)
{
fprintf(stderr, "Can't open Cryptlib\n");
return 1;
}
if (cryptCreateContext(&privKeyContext, CRYPT_UNUSED, CRYPT_ALGO_RSA) != CRYPT_OK)
{
fprintf(stderr, "Can't create cryptlib private key context\n");
return 1;
}
cryptSetAttributeString(privKeyContext, CRYPT_CTXINFO_LABEL, "label", 5);
cryptSetAttribute(privKeyContext, CRYPT_CTXINFO_KEYSIZE, ksize / 8);
if (cryptGenerateKey(privKeyContext) != CRYPT_OK)
{
fprintf(stderr, "Can't generate key\n");
return 1;
}
if (cryptKeysetOpen(&cryptKeyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE,
argv[1], CRYPT_KEYOPT_CREATE) != CRYPT_OK)
{
fprintf(stderr, "Can't open keyset\n");
return 1;
}
if (cryptAddPrivateKey(cryptKeyset, privKeyContext, "password") != CRYPT_OK)
{
fprintf(stderr, "Can't add key to keyset\n");
return 1;
}
cryptKeysetClose(cryptKeyset);
cryptDestroyContext(privKeyContext);
cryptEnd();
return 0;
}
static int create_selfsigned_cert(CRYPT_CONTEXT ca_key_pair, const char *dn, /* out */ CRYPT_CERTIFICATE *pCert) {
CRYPT_CERTIFICATE result_certificate;
int status;
/* create the certificate and associate it with the CA's pubkey */
status = cryptCreateCert(&result_certificate, CRYPT_UNUSED, CRYPT_CERTTYPE_CERTIFICATE);
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while creating CA selfsigned cert\n", status);
return status;
}
status = cryptSetAttribute(result_certificate, CRYPT_CERTINFO_SUBJECTPUBLICKEYINFO, ca_key_pair);
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while associating CA cert with key\n", status);
goto err_cert_exit;
}
/* set the DN */
cryptSetAttributeString(result_certificate, CRYPT_CERTINFO_DN, dn, strlen(dn));
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while setting CA cert DN\n", status);
goto err_cert_exit;
}
/* set self-signed and CA bits */
status = cryptSetAttribute(result_certificate, CRYPT_CERTINFO_SELFSIGNED, 1);
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while setting CA cert selfsigned bit\n", status);
goto err_cert_exit;
}
status = cryptSetAttribute(result_certificate, CRYPT_CERTINFO_CA, 1);
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while setting CA cert CA bit\n", status);
goto err_cert_exit;
}
/* set implicit trust bit */
status = cryptSetAttribute(result_certificate, CRYPT_CERTINFO_TRUSTED_USAGE, CRYPT_KEYUSAGE_KEYCERTSIGN | CRYPT_KEYUSAGE_CRLSIGN);
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while setting CA cert implicit trust bit\n", status);
goto err_cert_exit;
}
/* sign it */
status = cryptSignCert(result_certificate, ca_key_pair);
if (!cryptStatusOK(status)) {
fprintf(stderr, "cryptlib error %d while self-signing CA cert\n", status);
goto err_cert_exit;
}
*pCert = result_certificate; return CRYPT_OK;
err_cert_exit:
cryptDestroyCert(result_certificate); return status;
}
static int exec_enroll(int argc, char **argv) {
const char *dbfilename, *dn;
CRYPT_KEYSET keyset;
CRYPT_CERTIFICATE pki_user;
char userID[CRYPT_MAX_TEXTSIZE + 1], issuePW[CRYPT_MAX_TEXTSIZE + 1], revPW[CRYPT_MAX_TEXTSIZE + 1];
int userIDlen, issuePWlen, revPWlen;
int status;
/* get args */
if (argc != 2) {
fprintf(stderr, "usage: enroll dbfilename dn\n");
return 1;
}
dbfilename = argv[0]; dn = argv[1];
status = cryptKeysetOpen(&keyset, CRYPT_UNUSED, CRYPT_KEYSET_DATABASE_STORE, dbfilename, CRYPT_KEYOPT_NONE);
if (!cryptStatusOK(status)) {
fprintf(stderr, "(%s:%d) cryptlib error %d while closing CA privkey keyset\n", __FILE__, __LINE__, status);
return 1;
}
status = cryptCreateCert(&pki_user, CRYPT_UNUSED, CRYPT_CERTTYPE_PKIUSER);
WARN_IF(status);
status = cryptSetAttributeString(pki_user, CRYPT_CERTINFO_DN, dn, strlen(dn));
WARN_IF(status);
status = cryptCAAddItem(keyset, pki_user);
WARN_IF(status);
status = cryptKeysetClose(keyset);
WARN_IF(status);
status = cryptGetAttributeString(pki_user, CRYPT_CERTINFO_PKIUSER_ID, userID, &userIDlen);
WARN_IF(status);
userID[userIDlen] = '\0';
status = cryptGetAttributeString(pki_user, CRYPT_CERTINFO_PKIUSER_ISSUEPASSWORD, issuePW, &issuePWlen);
WARN_IF(status);
issuePW[issuePWlen] = '\0';
status = cryptGetAttributeString(pki_user, CRYPT_CERTINFO_PKIUSER_REVPASSWORD, revPW, &revPWlen);
WARN_IF(status);
revPW[revPWlen] = '\0';
fprintf(stdout, "%s\n", userID);
fprintf(stdout, "%s\n", issuePW);
fprintf(stdout, "%s\n", revPW);
status = cryptDestroyCert(pki_user);
WARN_IF(status);
return 0;
}
static int connectOCSPDirect( void )
{
CRYPT_CERTIFICATE cryptCert;
CRYPT_SESSION cryptSession;
int status;
printf( "Testing direct OCSP query...\n" );
/* Get the EE certificate */
status = importCertFromTemplate( &cryptCert, OCSP_EEOK_FILE_TEMPLATE,
OCSP_SERVER_NO );
if( cryptStatusError( status ) )
{
printf( "EE cryptImportCert() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
/* Create the OCSP session and add the server URL */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED,
CRYPT_SESSION_OCSP );
if( status == CRYPT_ERROR_PARAM3 ) /* OCSP session access not available */
return( CRYPT_ERROR_NOTAVAIL );
#ifdef OCSP_SERVER_NAME
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME, OCSP_SERVER_NAME,
paramStrlen( OCSP_SERVER_NAME ) );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "cryptSetAttributeString()",
status, __LINE__ ) );
#endif /* Kludges for incorrect/missing authorityInfoAccess values */
/* Check the certificate directly against the server. This check
quantises the result into a basic pass/fail that doesn't provide as
much detail as the low-level OCSP check, so it's not unusual to get
CRYPT_ERROR_INVALID whent he low-level check returns
CRYPT_OCSPSTATUS_UNKNOWN */
status = cryptCheckCert( cryptCert, cryptSession );
printf( "Certificate status check returned %d.\n", status );
/* Clean up */
cryptDestroyCert( cryptCert );
cryptDestroySession( cryptSession );
puts( "OCSP direct query succeeded.\n" );
return( TRUE );
}
static int connectRTCSDirect( void )
{
CRYPT_CERTIFICATE cryptCert;
CRYPT_SESSION cryptSession;
int status;
printf( "Testing direct RTCS query...\n" );
/* Get the EE certificate */
status = importCertFromTemplate( &cryptCert, RTCS_FILE_TEMPLATE,
RTCS_SERVER_NO );
if( cryptStatusError( status ) )
{
printf( "EE cryptImportCert() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
/* Create the RTCS session and add the server URL */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED,
CRYPT_SESSION_RTCS );
if( status == CRYPT_ERROR_PARAM3 ) /* RTCS session access not available */
return( CRYPT_ERROR_NOTAVAIL );
#ifdef RTCS_SERVER_NAME
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME, RTCS_SERVER_NAME,
paramStrlen( RTCS_SERVER_NAME ) );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "cryptSetAttributeString()",
status, __LINE__ ) );
#endif /* Kludges for incorrect/missing authorityInfoAccess values */
/* Check the certificate directly against the server */
status = cryptCheckCert( cryptCert, cryptSession );
printf( "Certificate status check returned %d.\n", status );
/* Clean up */
cryptDestroyCert( cryptCert );
cryptDestroySession( cryptSession );
puts( "RTCS direct query succeeded.\n" );
return( TRUE );
}
void testSystemSpecific2( void )
{
CRYPT_CERTIFICATE cryptCert;
const time_t theTime = time( NULL ) - 5;
int status;
/* Make sure that the cryptlib and non-cryptlib code use the same time_t
size (some systems are moving from 32- to 64-bit time_t, which can
lead to problems if the library and calling code are built with
different sizes) */
status = cryptCreateCert( &cryptCert, CRYPT_UNUSED,
CRYPT_CERTTYPE_CERTIFICATE );
if( cryptStatusError( status ) )
{
if( status == CRYPT_ERROR_NOTAVAIL )
{
puts( "Couldn't create certificate object for time sanity-check "
"because certificate\n" "use has been disabled, skipping "
"time sanity check...\n" );
return;
}
puts( "Couldn't create certificate object for time sanity-check." );
exit( EXIT_FAILURE );
}
status = cryptSetAttributeString( cryptCert, CRYPT_CERTINFO_VALIDFROM,
&theTime, sizeof( time_t ) );
cryptDestroyCert( cryptCert );
if( status == CRYPT_ERROR_PARAM4 )
{
printf( "Warning: This compiler is using a %ld-bit time_t data type, "
"which appears to be\n different to the one that "
"was used when cryptlib was built. This\n situation "
"usually occurs when the compiler allows the use of both\n"
" 32- and 64-bit time_t data types and different "
"options were\n selected for building cryptlib and "
"the test app. To resolve this,\n ensure that both "
"cryptlib and the code that calls it use the same\n"
" time_t data type.\n",
( long ) sizeof( time_t ) * 8 );
exit( EXIT_FAILURE );
}
}
unsigned __stdcall processDataThread( void *arg )
{
CRYPT_CONTEXT cryptContext;
BYTE buffer[ 1024 ];
int threadNo = ( int ) arg;
int status;
randSleep();
memset( buffer, '*', 1024 );
status = cryptCreateContext( &cryptContext, CRYPT_UNUSED,
CRYPT_ALGO_3DES );
if( cryptStatusOK( status ) )
{
randSleep();
status = cryptSetAttributeString( cryptContext, CRYPT_CTXINFO_KEY,
"123456781234567812345678", 24 );
}
if( cryptStatusOK( status ) )
{
randSleep();
status = cryptEncrypt( cryptContext, buffer, 1024 );
}
if( cryptStatusOK( status ) )
{
randSleep();
status = cryptEncrypt( cryptContext, buffer, 0 );
}
if( cryptStatusOK( status ) )
{
randSleep();
status = cryptDestroyContext( cryptContext );
}
if( cryptStatusError( status ) )
printf( "\nEncryption failed with status %d.\n", status );
else
printf( "%d ", threadNo );
_endthreadex( 0 );
return( 0 );
}
/*
* int fatal(char *msg) { if (msg && *msg) fprintf(stderr, "%s\n", msg);
* exit(0); }
*/
int main(
int argc,
char **argv)
{
CRYPT_CONTEXT privKeyContext;
CRYPT_KEYSET cryptKeyset;
if (argc < 2)
{
fprintf(stderr, "Usage: Filename\n");
return 1;
}
printf("Making %s\n", argv[1]);
#define CRYPT_CALL(f) \
do \
{ \
if ((f) != CRYPT_OK) \
{ \
fprintf(stderr, "Error calling %s\n", #f); \
exit(EXIT_FAILURE); \
} \
} while (false)
CRYPT_CALL(cryptInit());
CRYPT_CALL(cryptCreateContext(&privKeyContext, CRYPT_UNUSED, CRYPT_ALGO_RSA));
CRYPT_CALL(cryptSetAttributeString(privKeyContext, CRYPT_CTXINFO_LABEL, "label", 5));
CRYPT_CALL(cryptSetAttribute(privKeyContext, CRYPT_CTXINFO_KEYSIZE, 1024 / 8));
CRYPT_CALL(cryptGenerateKey(privKeyContext));
CRYPT_CALL(cryptKeysetOpen(&cryptKeyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE,
argv[1], CRYPT_KEYOPT_CREATE));
CRYPT_CALL(cryptAddPrivateKey(cryptKeyset, privKeyContext, "password"));
CRYPT_CALL(cryptKeysetClose(cryptKeyset));
CRYPT_CALL(cryptDestroyContext(privKeyContext));
CRYPT_CALL(cryptEnd());
#undef CRYPT_CALL
return 0;
}
static int testProcessing( const CRYPT_ALGO_TYPE cryptAlgo,
const CRYPT_MODE_TYPE cryptMode,
const CRYPT_QUERY_INFO cryptQueryInfo )
{
BYTE buffer1[ DATABUFFER_SIZE ], buffer2[ DATABUFFER_SIZE ];
BYTE hash1[ CRYPT_MAX_HASHSIZE ], hash2[ CRYPT_MAX_HASHSIZE ];
const int blockSize = ( cryptMode == CRYPT_MODE_ECB || \
cryptMode == CRYPT_MODE_CBC ) ? \
cryptQueryInfo.blockSize : 1;
int length1, length2, i;
/* Initialise the buffers with a known data pattern */
memset( buffer1, '*', DATABUFFER_SIZE );
memcpy( buffer1, "12345678", 8 );
memcpy( buffer2, buffer1, DATABUFFER_SIZE );
/* Process the data using various block sizes */
printf( "Testing algorithm %d, mode %d, for %d-byte buffer with\n block "
"count ", cryptAlgo, ( cryptMode == CRYPT_UNUSED ) ? 0 : cryptMode,
DATABUFFER_SIZE );
for( i = 1; i <= MAX_BLOCKS; i++ )
{
CRYPT_CONTEXT cryptContext;
int status;
memcpy( buffer1, buffer2, DATABUFFER_SIZE );
printf( "%d%s ", i, ( i == MAX_BLOCKS ) ? "." : "," );
/* Encrypt the data with random block sizes */
status = cryptCreateContext( &cryptContext, CRYPT_UNUSED, cryptAlgo );
if( cryptStatusError( status ) )
return( status );
if( cryptMode != CRYPT_UNUSED )
{
status = cryptSetAttribute( cryptContext, CRYPT_CTXINFO_MODE,
cryptMode );
if( cryptStatusError( status ) )
return( status );
if( cryptMode != CRYPT_MODE_ECB && cryptAlgo != CRYPT_ALGO_RC4 )
{
status = cryptSetAttributeString( cryptContext, CRYPT_CTXINFO_IV,
"1234567887654321", cryptQueryInfo.blockSize );
if( cryptStatusError( status ) )
return( status );
}
}
if( cryptQueryInfo.keySize )
{
status = cryptSetAttributeString( cryptContext, CRYPT_CTXINFO_KEY,
"12345678876543211234567887654321",
cryptQueryInfo.keySize );
if( cryptStatusError( status ) )
return( status );
}
status = processData( cryptContext, buffer1, i, blockSize,
cryptEncrypt );
if( cryptStatusError( status ) )
return( status );
if( cryptAlgo >= CRYPT_ALGO_FIRST_HASH )
{
status = cryptGetAttributeString( cryptContext,
CRYPT_CTXINFO_HASHVALUE, hash1, &length1 );
if( cryptStatusError( status ) )
return( status );
}
status = cryptDestroyContext( cryptContext );
if( cryptStatusError( status ) )
return( status );
/* Decrypt the data again with random block sizes */
status = cryptCreateContext( &cryptContext, CRYPT_UNUSED, cryptAlgo );
if( cryptStatusError( status ) )
return( status );
if( cryptMode != CRYPT_UNUSED )
{
status = cryptSetAttribute( cryptContext, CRYPT_CTXINFO_MODE,
cryptMode );
if( cryptStatusError( status ) )
return( status );
if( cryptMode != CRYPT_MODE_ECB && cryptAlgo != CRYPT_ALGO_RC4 )
{
status = cryptSetAttributeString( cryptContext, CRYPT_CTXINFO_IV,
"1234567887654321", cryptQueryInfo.blockSize );
if( cryptStatusError( status ) )
return( status );
}
}
if( cryptQueryInfo.keySize )
{
status = cryptSetAttributeString( cryptContext, CRYPT_CTXINFO_KEY,
"12345678876543211234567887654321",
cryptQueryInfo.keySize );
if( cryptStatusError( status ) )
return( status );
}
status = processData( cryptContext, buffer1, i, blockSize,
cryptDecrypt );
if( cryptStatusError( status ) )
return( status );
if( cryptAlgo >= CRYPT_ALGO_FIRST_HASH )
{
status = cryptGetAttributeString( cryptContext,
CRYPT_CTXINFO_HASHVALUE, hash2, &length2 );
if( cryptStatusError( status ) )
return( status );
}
status = cryptDestroyContext( cryptContext );
if( cryptStatusError( status ) )
return( status );
/* Make sure the values match */
if( cryptAlgo >= CRYPT_ALGO_FIRST_HASH )
{
if( ( length1 != length2 ) || memcmp( hash1, hash2, length1 ) )
{
puts( "Error: Hash value of identical buffers differs." );
return( -1234 );
}
}
else
if( memcmp( buffer1, buffer2, DATABUFFER_SIZE ) )
{
printf( "Decrypted data != encrypted data for algorithm %d.\n",
cryptAlgo );
return( -1234 );
}
}
printf( "\n" );
return( CRYPT_OK );
}
int main(int argc, char const *argv[])
{
struct passwd *pws; /* info for input user */
char *pwname; /* username */
char *pwdir; /* home directory */
char *encFile;
char *encKey;
int encKeyFd; //file state
char *encKeyPtr; /* Pointer to encrypted data */
int encKeySize; /* Buffer bytes availble for decrypt */
struct stat fileStat; /* Struce for checking file attributes */
char *keyFile; /* GPG key ring file name */
char *gpgPrivateKeyPtr;
int ret; /* Return code */
int i; /* Loop iterator */
int bytesCopied; /* Bytes output by cryptlib enc/dec ops */
int reqAttrib; /* Crypt required attributed */
CRYPT_ENVELOPE dataEnv; /* Envelope for enc/dec */
CRYPT_KEYSET keyset; /* GPG keyset */
CRYPT_CONTEXT symContext; /* Key context */
char label[100]; /* Private key label */
int labelLength; /* Length of label */
char passbuf[1024]; /* Buffer for GPG key passphrase */
struct termios ts, ots; /* Strutures for saving/modifying term attribs */
char *encDataPtr; /* Pointer to encrypted data */
int encDataSize; /* Size of encrypted data */
struct passwd *userInfo; /* Password info for input user */
int encFileFd; /* Destination (Encrypted) File Descriptor */
int encFileSize; /* Bytes of encrypted data */
char * encFilePtr; /* Pointer to enc text */
char *clrFilePtr; /* Pointer to clear text */
int clrFileSize; /* Bytes of clear text */
char *clrKeyPtr;
int clrKeySize;
struct stat encFileInfo;
uid = getuid();
pws = getpwuid(uid);
pwname = pws->pw_name;//get the user login name;
pwdir = pws->pw_dir;//get the user dir path
//Check arguments number
if (argc!=2) {
printf("slient exit\n");
exit (1);
}
//Get encrepted file
encFile = malloc(strlen(argv[1]) + 4);
strcpy(encFile, argv[1]);
strcat(encFile, ".enc");
//Get gpg encrepted key name
encKey = malloc(strlen(encFile) + strlen(pwname) +5 );
strcpy(encKey,encFile);
strcat(encKey, ".");
strcat(encKey, pwname);
strcat(encKey, ".key");
//Open gpg encrepted key
encKeyFd=open(encKey, O_RDONLY);
if (encKeyFd<=0){perror("(2) open encKeyFd2");exit(encKeyFd);}
ret=fstat(encKeyFd,&fileStat);
if (ret!=0){perror("fstat encKeyFd");exit(ret);}
encKeySize=fileStat.st_size;
encKeyPtr=malloc(encKeySize);
if (encKeyPtr==NULL){perror("malloc encData");exit(__LINE__);}
ret=read(encKeyFd,encKeyPtr,encKeySize);
if (ret!=encKeySize){perror("read encData");exit(ret);}
close(encKeyFd);
//Get the private key name
gpgPrivateKeyPtr=malloc(strlen(pwdir)
+ strlen("/.gnupg/secring.gpg") + 1);
getPrivateKeyName(gpgPrivateKeyPtr,uid);
//Decrypt key
cryptInit();
ret=cryptAddRandom( NULL , CRYPT_RANDOM_SLOWPOLL);
checkCryptNormal(ret,"cryptAddRandom",__LINE__);
ret=cryptKeysetOpen(&keyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE, gpgPrivateKeyPtr, CRYPT_KEYOPT_READONLY);
free(gpgPrivateKeyPtr);
checkCryptNormal(ret,"cryptKeysetOpen",__LINE__);
ret=cryptCreateEnvelope(&dataEnv, CRYPT_UNUSED, CRYPT_FORMAT_AUTO);
checkCryptNormal(ret,"cryptCreateEnvelope",__LINE__);
ret=cryptSetAttribute(dataEnv, CRYPT_ENVINFO_KEYSET_DECRYPT, keyset);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptPushData(dataEnv,encKeyPtr,encKeySize,&bytesCopied);
/* Expect non-zero return -- indicates need private key */
ret=cryptGetAttribute(dataEnv, CRYPT_ATTRIBUTE_CURRENT, &reqAttrib);
if (reqAttrib != CRYPT_ENVINFO_PRIVATEKEY)
{printf("Decrypt error\n");exit(ret);}
ret=cryptGetAttributeString(dataEnv, CRYPT_ENVINFO_PRIVATEKEY_LABEL, label, &labelLength);
label[labelLength]='\0';
checkCryptNormal(ret,"cryptGetAttributeString",__LINE__);
/*===============================================
Get the passphrase
===============================================
*/
tcgetattr(STDIN_FILENO, &ts);
ots = ts;
ts.c_lflag &= ~ECHO;
ts.c_lflag |= ECHONL;
tcsetattr(STDIN_FILENO, TCSAFLUSH, &ts);
tcgetattr(STDIN_FILENO, &ts);
if (ts.c_lflag & ECHO) {
fprintf(stderr, "Failed to turn off echo\n");
tcsetattr(STDIN_FILENO, TCSANOW, &ots);
exit(1);
}
printf("Enter password for <%s>: ",label);
fflush(stdout);
fgets(passbuf, 1024, stdin);
tcsetattr(STDIN_FILENO, TCSANOW, &ots);
ret=cryptSetAttributeString(dataEnv, CRYPT_ENVINFO_PASSWORD,
passbuf, strlen(passbuf)-1);
if (ret != CRYPT_OK) {
if (ret=CRYPT_ERROR_WRONGKEY) {
printf("Wrong Key\n");
exit(ret);
}else{
printf("cryptSetAttributeString line %d returned <%d>\n",__LINE__,ret);
exit(ret);
}
}
ret=cryptFlushData(dataEnv);
checkCryptNormal(ret,"cryptFlushData",__LINE__);
clrKeySize=KEYSIZE;
clrKeyPtr=malloc(clrKeySize);
if (clrKeyPtr==NULL){perror("malloc");exit(__LINE__);}
bzero(clrKeyPtr,clrKeySize);
ret=cryptPopData(dataEnv,clrKeyPtr,clrKeySize,&bytesCopied);
checkCryptNormal(ret,"cryptPopData",__LINE__);
ret=cryptDestroyEnvelope(dataEnv);
checkCryptNormal(ret,"cryptDestroyEnvelope",__LINE__);
cryptKeysetClose(keyset);
checkCryptNormal(ret,"cryptKeysetClose",__LINE__);
printf("Bytes decrypted <%d>\n",bytesCopied);
// for (i=0;i<bytesCopied;i++){printf("%c",clrKeyPtr[i]);}
ret=cryptEnd();
checkCryptNormal(ret,"cryptEnd",__LINE__);
//read enc file
encFileFd=open(encFile, O_RDONLY);
if (encFileFd<=0){perror("(2) open encFileFd1");exit(encFileFd);}
ret=fstat(encFileFd,&encFileInfo);
if (ret!=0){perror("fstat encFileFd");exit(ret);}
encFileSize=encFileInfo.st_size;
encFilePtr=malloc(encFileSize);
if (encFilePtr==NULL){perror("malloc encData");exit(__LINE__);}
ret=read(encFileFd,encFilePtr,encFileSize);
if (ret!=encFileSize){perror("read encData");exit(ret);}
close(encFileFd);
//Decrypt and get the content of decrepted file
cryptInit();
ret=cryptAddRandom( NULL , CRYPT_RANDOM_SLOWPOLL);
checkCryptNormal(ret,"cryptAddRandom",__LINE__);
cryptCreateEnvelope(&dataEnv, CRYPT_UNUSED, CRYPT_FORMAT_AUTO);
checkCryptNormal(ret,"cryptCreateEnvelope",__LINE__);
cryptPushData(dataEnv,encFilePtr,encFileSize,&bytesCopied);
checkCryptNormal(ret,"cryptPushData",__LINE__);
cryptCreateContext(&symContext,CRYPT_UNUSED,SYMMETRIC_ALG);
checkCryptNormal(ret,"cryptCreateContext",__LINE__);
cryptSetAttributeString(symContext, CRYPT_CTXINFO_KEY,clrKeyPtr,clrKeySize);
checkCryptNormal(ret,"cryptSetAttributeString",__LINE__);
cryptSetAttribute(dataEnv,CRYPT_ENVINFO_SESSIONKEY,symContext);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptDestroyContext(symContext);
checkCryptNormal(ret,"cryptDestroyContext",__LINE__);
cryptFlushData(dataEnv);
clrFileSize=KEYSIZE+1028;
clrFilePtr=malloc(encDataSize);
ret=cryptPopData(dataEnv,clrFilePtr,clrFileSize,&bytesCopied);
checkCryptNormal(ret,"cryptPopData",__LINE__);
ret=cryptDestroyEnvelope(dataEnv);
checkCryptNormal(ret,"cryptDestroyEnvelope",__LINE__);
printf("<%d> bytes of decrypted data\n",bytesCopied);
for (i=0;i<bytesCopied;i++){printf("%c",clrFilePtr[i]);}
printf("\n");
fflush(stdout);
ret=cryptEnd();
checkCryptNormal(ret,"cryptEnd",__LINE__);
return 0;
}
int testReadCertLDAP( void )
{
CRYPT_KEYSET cryptKeyset;
static const char FAR_BSS *ldapErrorString = \
"LDAP directory read failed, probably because the standard being "
"used by the\ndirectory server differs from the one used by the "
"LDAP client software (pick\na standard, any standard). If you "
"know how the directory being used is\nconfigured, you can try "
"changing the CRYPT_OPTION_KEYS_LDAP_xxx settings to\nmatch those "
"used by the server. Processing will continue without treating\n"
"this as a fatal error.\n";
const C_STR ldapKeysetName = ldapUrlInfo[ LDAP_SERVER_NO ].url;
char ldapAttribute1[ CRYPT_MAX_TEXTSIZE + 1 ];
char ldapAttribute2[ CRYPT_MAX_TEXTSIZE + 1 ];
char certName[ CRYPT_MAX_TEXTSIZE ], caCertName[ CRYPT_MAX_TEXTSIZE ];
char crlName[ CRYPT_MAX_TEXTSIZE ];
int length, status;
/* LDAP directories come and go, check to see which one is currently
around */
puts( "Testing LDAP directory availability..." );
status = cryptKeysetOpen( &cryptKeyset, CRYPT_UNUSED, CRYPT_KEYSET_LDAP,
ldapKeysetName, CRYPT_KEYOPT_READONLY );
if( status == CRYPT_ERROR_PARAM3 )
{
/* LDAP keyset access not available */
return( CRYPT_ERROR_NOTAVAIL );
}
if( status == CRYPT_ERROR_OPEN )
{
printf( "%s not available for some odd reason,\n trying "
"alternative directory instead...\n",
ldapUrlInfo[ LDAP_SERVER_NO ].asciiURL );
ldapKeysetName = ldapUrlInfo[ LDAP_ALT_SERVER_NO ].url;
status = cryptKeysetOpen( &cryptKeyset, CRYPT_UNUSED,
CRYPT_KEYSET_LDAP, ldapKeysetName,
CRYPT_KEYOPT_READONLY );
}
if( status == CRYPT_ERROR_OPEN )
{
printf( "%s not available either.\n",
ldapUrlInfo[ LDAP_ALT_SERVER_NO ].asciiURL );
puts( "None of the test LDAP directories are available. If you need "
"to test the\nLDAP capabilities, you need to set up an LDAP "
"directory that can be used\nfor the certificate store. You "
"can configure the LDAP directory using the\nLDAP_KEYSET_xxx "
"settings in test/test.h. Alternatively, if this message\n"
"took a long time to appear you may be behind a firewall that "
"blocks LDAP\ntraffic.\n" );
return( FALSE );
}
if( cryptStatusError( status ) )
{
printf( "cryptKeysetOpen() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
status = cryptGetAttributeString( CRYPT_UNUSED,
CRYPT_OPTION_KEYS_LDAP_OBJECTCLASS,
ldapAttribute1, &length );
if( cryptStatusOK( status ) )
{
#ifdef UNICODE_STRINGS
length /= sizeof( wchar_t );
#endif /* UNICODE_STRINGS */
ldapAttribute1[ length ] = TEXT( '\0' );
status = cryptGetAttributeString( cryptKeyset,
CRYPT_OPTION_KEYS_LDAP_OBJECTCLASS,
ldapAttribute2, &length );
}
if( cryptStatusOK( status ) )
{
#ifdef UNICODE_STRINGS
length /= sizeof( wchar_t );
#endif /* UNICODE_STRINGS */
ldapAttribute2[ length ] = TEXT( '\0' );
}
if( cryptStatusError( status ) || \
strcmp( ldapAttribute1, ldapAttribute2 ) )
{
printf( "Failed to get/set keyset attribute via equivalent global "
"attribute, error\ncode %d, value '%s', should be\n'%s', "
"line %d.\n", status, ldapAttribute2, ldapAttribute1,
__LINE__ );
return( FALSE );
}
cryptKeysetClose( cryptKeyset );
printf( " LDAP directory %s seems to be up, using that for read test.\n",
ldapKeysetName );
/* Now it gets tricky, we have to jump through all sorts of hoops to
run the tests in an automated manner since the innate incompatibility
of LDAP directory setups means that even though cryptlib's LDAP access
code retries failed queries with various options, we still need to
manually override some settings here. The simplest option is a direct
read with no special-case handling */
if( !paramStrcmp( ldapKeysetName, ldapUrlInfo[ LDAP_SERVER_NO ].url ) )
{
puts( "Testing LDAP certificate read..." );
status = testKeysetRead( CRYPT_KEYSET_LDAP, ldapKeysetName,
CRYPT_KEYID_NAME,
ldapUrlInfo[ LDAP_SERVER_NO ].certName,
CRYPT_CERTTYPE_CERTIFICATE,
READ_OPTION_NORMAL );
if( !status )
{
/* Since we can never be sure about the LDAP schema du jour, we
don't treat a failure as a fatal error */
puts( ldapErrorString );
return( FALSE );
}
/* This directory doesn't contain CRLs (or at least not at any known
location) so we skip the CRL read test */
puts( "LDAP certificate read succeeded (CRL read skipped).\n" );
return( TRUE );
}
/* The secondary LDAP directory that we're using for these tests doesn't
recognise the ';binary' modifier which is required by LDAP servers in
order to get them to work properly, we have to change the attribute
name around the read calls to the format expected by the server.
In addition because the magic formula for fetching a CRL doesn't seem
to work for certificates, the CRL read is done first */
puts( "Testing LDAP CRL read..." );
status = cryptGetAttributeString( CRYPT_UNUSED,
CRYPT_OPTION_KEYS_LDAP_CRLNAME,
crlName, &length );
if( cryptStatusError( status ) )
return( FALSE );
#ifdef UNICODE_STRINGS
length /= sizeof( wchar_t );
#endif /* UNICODE_STRINGS */
certName[ length ] = TEXT( '\0' );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_KEYS_LDAP_CRLNAME,
"certificateRevocationList", 25 );
status = testKeysetRead( CRYPT_KEYSET_LDAP, ldapKeysetName,
CRYPT_KEYID_NAME,
ldapUrlInfo[ LDAP_ALT_SERVER_NO ].crlName,
CRYPT_CERTTYPE_CRL, READ_OPTION_NORMAL );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_KEYS_LDAP_CRLNAME,
crlName, strlen( crlName ) );
if( !status )
{
/* Since we can never be sure about the LDAP schema du jour, we
don't treat a failure as a fatal error */
puts( ldapErrorString );
return( FALSE );
}
puts( "Testing LDAP certificate read..." );
status = cryptGetAttributeString( CRYPT_UNUSED,
CRYPT_OPTION_KEYS_LDAP_CERTNAME,
certName, &length );
if( cryptStatusError( status ) )
return( FALSE );
#ifdef UNICODE_STRINGS
length /= sizeof( wchar_t );
#endif /* UNICODE_STRINGS */
certName[ length ] = TEXT( '\0' );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_KEYS_LDAP_CERTNAME,
"userCertificate", 15 );
status = cryptGetAttributeString( CRYPT_UNUSED,
CRYPT_OPTION_KEYS_LDAP_CACERTNAME,
caCertName, &length );
if( cryptStatusError( status ) )
return( FALSE );
#ifdef UNICODE_STRINGS
length /= sizeof( wchar_t );
#endif /* UNICODE_STRINGS */
certName[ length ] = TEXT( '\0' );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_KEYS_LDAP_CACERTNAME,
"cACertificate", 13 );
status = testKeysetRead( CRYPT_KEYSET_LDAP, ldapKeysetName,
CRYPT_KEYID_NAME,
ldapUrlInfo[ LDAP_ALT_SERVER_NO ].certName,
CRYPT_CERTTYPE_CERTIFICATE, READ_OPTION_NORMAL );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_KEYS_LDAP_CERTNAME,
certName, strlen( certName ) );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_KEYS_LDAP_CACERTNAME,
caCertName, strlen( caCertName ) );
if( !status )
{
/* Since we can never be sure about the LDAP schema du jour, we
don't treat a failure as a fatal error */
puts( "LDAP directory read failed, probably due to the magic "
"incantatation to fetch\na certificate from this server not "
"matching the one used to fetch a CRL.\nProcessing will "
"continue without treating this as a fatal error.\n" );
return( FALSE );
}
puts( "LDAP certificate/CRL read succeeded.\n" );
return( TRUE );
}
static int exec_cmpcli_revoke(int argc, char **argv) {
CRYPT_SESSION session;
CRYPT_CONTEXT privkey;
CRYPT_KEYSET privkeys;
CRYPT_CERTIFICATE cert, cacert, revreq;
const char *cmd, *crtfilename, *cacrtfilename, *kpfilename;
void *crtdata;
int status, data_len;
if (argc != 4) { fprintf(stderr, "cmpcli revoke argv!=4\n"); return 1; }
cmd = argv[0]; crtfilename=argv[1]; cacrtfilename=argv[2]; kpfilename = argv[3];
if (strcmp(cmd, "revoke") != 0) { fprintf(stderr, "cmpcli knows revoke only\n"); return 1; }
crtdata = read_full_file(crtfilename, &data_len);
if (!crtdata) return 1;
status = cryptImportCert(crtdata, data_len, CRYPT_UNUSED, &cert);
WARN_AND_RETURN_IF(status);
free(crtdata);
crtdata = read_full_file(cacrtfilename, &data_len);
if (!crtdata) return 1;
status = cryptImportCert(crtdata, data_len, CRYPT_UNUSED, &cacert);
WARN_AND_RETURN_IF(status);
free(crtdata);
status = cryptKeysetOpen(&privkeys, CRYPT_UNUSED, CRYPT_KEYSET_FILE, kpfilename, CRYPT_KEYOPT_NONE);
WARN_AND_RETURN_IF(status);
status = cryptGetPrivateKey(privkeys, &privkey, CRYPT_KEYID_NAME, DEFAULT_PRIVKEY_LABEL, DEFAULT_PASSWORD);
WARN_AND_RETURN_IF(status);
status = cryptKeysetClose(privkeys);
WARN_AND_RETURN_IF(status);
status = cryptCreateCert(&revreq, CRYPT_UNUSED, CRYPT_CERTTYPE_REQUEST_REVOCATION);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(revreq, CRYPT_CERTINFO_CERTIFICATE, cert);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(revreq, CRYPT_CERTINFO_CRLREASON, CRYPT_CRLREASON_AFFILIATIONCHANGED);
WARN_AND_RETURN_IF(status);
#if 0
status = cryptSignCert(revreq, privkey);
WARN_AND_RETURN_IF(status);
#endif
status = cryptCreateSession(&session, CRYPT_UNUSED, CRYPT_SESSION_CMP);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_CMP_REQUESTTYPE, CRYPT_REQUESTTYPE_REVOCATION);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_PRIVATEKEY, privkey);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_REQUEST, revreq);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_CACERTIFICATE, cacert);
WARN_AND_RETURN_IF(status);
#if 0
status = cryptSetAttributeString(session, CRYPT_SESSINFO_USERNAME, uid, strlen(uid));
WARN_AND_RETURN_IF(status);
status = cryptSetAttributeString(session, CRYPT_SESSINFO_PASSWORD, rpwd, strlen(rpwd));
WARN_AND_RETURN_IF(status);
#endif
status = cryptSetAttributeString(session, CRYPT_SESSINFO_SERVER_NAME, "127.0.0.1", 9);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_SERVER_PORT, 65000);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_ACTIVE, 1);
if (!cryptStatusOK(status)) {
CRYPT_ERRTYPE_TYPE errtype;
CRYPT_ATTRIBUTE_TYPE locus;
char *errstring;
int errstringlen;
cryptGetAttribute(session, CRYPT_ATTRIBUTE_ERRORTYPE, (int *)&errtype);
cryptGetAttribute(session, CRYPT_ATTRIBUTE_ERRORLOCUS, (int *)&locus);
fprintf(stderr, "session errtype %d locus %d\n", errtype, locus);
cryptGetAttribute(revreq, CRYPT_ATTRIBUTE_ERRORTYPE, (int *)&errtype);
cryptGetAttribute(revreq, CRYPT_ATTRIBUTE_ERRORLOCUS, (int *)&locus);
fprintf(stderr, "revreq errtype %d locus %d\n", errtype, locus);
cryptGetAttribute(cert, CRYPT_ATTRIBUTE_ERRORTYPE, (int *)&errtype);
cryptGetAttribute(cert, CRYPT_ATTRIBUTE_ERRORLOCUS, (int *)&locus);
fprintf(stderr, "cert errtype %d locus %d\n", errtype, locus);
cryptGetAttribute(cacert, CRYPT_ATTRIBUTE_ERRORTYPE, (int *)&errtype);
cryptGetAttribute(cacert, CRYPT_ATTRIBUTE_ERRORLOCUS, (int *)&locus);
fprintf(stderr, "cacert errtype %d locus %d\n", errtype, locus);
cryptGetAttributeString(session, CRYPT_ATTRIBUTE_ERRORMESSAGE, NULL, &errstringlen);
errstring = malloc(errstringlen + 10);
cryptGetAttributeString(session, CRYPT_ATTRIBUTE_ERRORMESSAGE, errstring, &errstringlen);
errstring[errstringlen] = 0;
fprintf(stderr, "session errmsg: %s\n", errstring);
free(errstring);
}
WARN_AND_RETURN_IF(status);
status = cryptDestroyContext(privkey);
WARN_AND_RETURN_IF(status);
status = cryptDestroySession(session);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(cacert);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(cert);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(revreq);
WARN_AND_RETURN_IF(status);
return 0;
}
static int connectRTCS( const CRYPT_SESSION_TYPE sessionType,
const BOOLEAN multipleCerts,
const BOOLEAN localSession )
{
CRYPT_SESSION cryptSession;
CRYPT_CERTIFICATE cryptRTCSRequest;
char filenameBuffer[ FILENAME_BUFFER_SIZE ];
#ifdef UNICODE_STRINGS
wchar_t wcBuffer[ FILENAME_BUFFER_SIZE ];
#endif /* UNICODE_STRINGS */
void *fileNamePtr = filenameBuffer;
const BOOLEAN isServer = ( sessionType == CRYPT_SESSION_RTCS_SERVER ) ? \
TRUE : FALSE;
int status;
printf( "%sTesting %sRTCS session...\n", isServer ? "SVR: " : "",
localSession ? "local " : "" );
/* If we're the client, wait for the server to finish initialising */
if( localSession && !isServer && waitMutex() == CRYPT_ERROR_TIMEOUT )
{
printf( "Timed out waiting for server to initialise, line %d.\n",
__LINE__ );
return( FALSE );
}
/* Create the RTCS session */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED, sessionType );
if( status == CRYPT_ERROR_PARAM3 ) /* RTCS session access not available */
return( CRYPT_ERROR_NOTAVAIL );
if( cryptStatusError( status ) )
{
printf( "cryptCreateSession() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
if( isServer )
{
CRYPT_CONTEXT cryptPrivateKey;
CRYPT_KEYSET cryptCertStore;
if( !setLocalConnect( cryptSession, 80 ) )
return( FALSE );
/* Add the responder private key */
filenameFromTemplate( filenameBuffer, SERVER_PRIVKEY_FILE_TEMPLATE, 1 );
#ifdef UNICODE_STRINGS
mbstowcs( wcBuffer, filenameBuffer, strlen( filenameBuffer ) + 1 );
fileNamePtr = wcBuffer;
#endif /* UNICODE_STRINGS */
status = getPrivateKey( &cryptPrivateKey, fileNamePtr,
USER_PRIVKEY_LABEL, TEST_PRIVKEY_PASSWORD );
if( cryptStatusOK( status ) )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_PRIVATEKEY, cryptPrivateKey );
cryptDestroyContext( cryptPrivateKey );
}
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "SVR: cryptSetAttribute()",
status, __LINE__ ) );
/* Add the certificate store that we'll be using to provide
revocation information */
status = cryptKeysetOpen( &cryptCertStore, CRYPT_UNUSED,
DATABASE_KEYSET_TYPE, CERTSTORE_KEYSET_NAME,
CRYPT_KEYOPT_READONLY );
if( status == CRYPT_ERROR_PARAM3 )
{
/* This type of keyset access isn't available, return a special
error code to indicate that the test wasn't performed, but
that this isn't a reason to abort processing */
puts( "SVR: No certificate store available, aborting RTCS "
"responder test.\n" );
cryptDestroySession( cryptSession );
return( CRYPT_ERROR_NOTAVAIL );
}
if( status == CRYPT_ERROR_OPEN )
{
/* The keyset is available, but it hasn't been created yet by an
earlier self-test, this isn't a reason to abort processing */
puts( "SVR: Certificate store hasn't been created yet by "
"earlier tests, aborting\n RTCS responder test.\n" );
cryptDestroySession( cryptSession );
return( CRYPT_ERROR_NOTAVAIL );
}
if( cryptStatusOK( status ) )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_KEYSET, cryptCertStore );
cryptKeysetClose( cryptCertStore );
}
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "SVR: cryptSetAttribute()",
status, __LINE__ ) );
/* Tell the client that we're ready to go */
if( localSession )
releaseMutex();
}
else
{
CRYPT_KEYSET cryptKeyset;
CRYPT_CERTIFICATE cryptCert = DUMMY_INIT;
/* Get the certificate whose status we're checking */
status = cryptKeysetOpen( &cryptKeyset, CRYPT_UNUSED,
DATABASE_KEYSET_TYPE, CERTSTORE_KEYSET_NAME,
CRYPT_KEYOPT_READONLY );
if( cryptStatusOK( status ) )
{
status = cryptGetPublicKey( cryptKeyset, &cryptCert,
CRYPT_KEYID_NAME,
TEXT( "Test user 1" ) );
cryptKeysetClose( cryptKeyset );
}
if( cryptStatusError( status ) )
{
printf( "Couldn't read certificate for RTCS status check, error "
"code %d, line %d.\n", status, __LINE__ );
return( FALSE );
}
/* Create the RTCS request */
if( !initRTCS( &cryptRTCSRequest, cryptCert, localSession ? \
1 : RTCS_SERVER_NO, multipleCerts ) )
return( FALSE );
cryptDestroyCert( cryptCert );
/* Set up the server information and activate the session. In
theory the RTCS request will contain all the information needed
for the session so there'd be nothing else to add before we
activate it, however many certs contain incorrect server URLs so
we set the server name manually if necessary, overriding the
value present in the RTCS request (via the certificate) */
status = cryptSetAttribute( cryptSession, CRYPT_SESSINFO_REQUEST,
cryptRTCSRequest );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "cryptSetAttribute()",
status, __LINE__ ) );
cryptDestroyCert( cryptRTCSRequest );
if( localSession && !setLocalConnect( cryptSession, 80 ) )
return( FALSE );
#ifdef RTCS_SERVER_NAME
if( !localSession )
{
printf( "Setting RTCS server to %s.\n", RTCS_SERVER_NAME );
cryptDeleteAttribute( cryptSession, CRYPT_SESSINFO_SERVER_NAME );
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME, RTCS_SERVER_NAME,
paramStrlen( RTCS_SERVER_NAME ) );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession,
"cryptSetAttributeString()", status,
__LINE__ ) );
}
#endif /* Kludges for incorrect/missing authorityInfoAccess values */
/* Wait for the server to finish initialising */
if( localSession && waitMutex() == CRYPT_ERROR_TIMEOUT )
{
printf( "Timed out waiting for server to initialise, line %d.\n",
__LINE__ );
return( FALSE );
}
}
status = cryptSetAttribute( cryptSession, CRYPT_SESSINFO_ACTIVE, TRUE );
if( isServer )
printConnectInfo( cryptSession );
if( cryptStatusError( status ) )
{
printExtError( cryptSession, isServer ? \
"SVR: Attempt to activate RTCS server session" : \
"Attempt to activate RTCS client session", status,
__LINE__ );
if( !isServer && isServerDown( cryptSession, status ) )
{
puts( " (Server could be down, faking it and continuing...)\n" );
cryptDestroySession( cryptSession );
return( CRYPT_ERROR_FAILED );
}
cryptDestroySession( cryptSession );
return( FALSE );
}
/* Obtain the response information */
if( !isServer )
{
CRYPT_CERTIFICATE cryptRTCSResponse;
status = cryptGetAttribute( cryptSession, CRYPT_SESSINFO_RESPONSE,
&cryptRTCSResponse );
if( cryptStatusError( status ) )
{
printf( "cryptGetAttribute() failed with error code %d, line "
"%d.\n", status, __LINE__ );
return( FALSE );
}
printCertInfo( cryptRTCSResponse );
cryptDestroyCert( cryptRTCSResponse );
}
/* Clean up */
status = cryptDestroySession( cryptSession );
if( cryptStatusError( status ) )
{
printf( "cryptDestroySession() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
puts( isServer ? "SVR: RTCS server session succeeded.\n" : \
"RTCS client session succeeded.\n" );
return( TRUE );
}
int funcion3()
{
int tam, tam2, tamRelleno, status, keySize, valido, i, tamCert, keyMaxSize;
long int opcion_l2, opcion_l;
char opcion[5], *claveEncrypt, *buffer, *ptr, *endptr, *rutaToEncrypt, *directorio, *rutaSim, *nombreSim, *rutaEncrypted, *cabecera1, *cabecera2, *varlocal, *varlocal2, *password, *rutaKeyset, *nombreKeyset, *busSim, *bytesRelleno, *bufferCert, *claveExportada;
FILE *ptrEncrypt, *ptrSim, *ptrEncrypted, *ptrCert;
DIR *dir;
struct stat st;
struct dirent *ent;
CRYPT_CERTIFICATE certificado;
/*Reservo memoria*/
nombreKeyset=(char *)malloc(50);
rutaKeyset=(char *)malloc(120);
password=(char *)malloc(20);
rutaToEncrypt=(char *)malloc(120);
directorio=(char *)malloc(120);
rutaSim=(char *)malloc(120);
busSim=(char *)malloc(5);
nombreSim=(char *)malloc(50);
rutaEncrypted=(char *)malloc(120);
varlocal=(char *)malloc(3);
varlocal2=(char *)malloc(3);
cabecera1=(char *)malloc(3);
cabecera2=(char *)malloc(3);
bytesRelleno=(char *)malloc(2);
system("clear");
printf("\n ------------------------------------\n");
printf("| Cifrar un archivo |\n");
printf(" ------------------------------------\n\n");
fflush(stdout);
/*PASO 1. Ruta del archivo a cifrar*/
do {
valido=0;
printf("PASO 1. Introduzca la ruta del archivo que desea cifrar: ");
scanf("%s", rutaToEncrypt);
if((ptrEncrypt=fopen(rutaToEncrypt, "rb")) == NULL ) {
printf("No se encuentra el archivo. Revise la ruta :)\n\n");
valido=1;
fflush(stdout);
}
} while(valido==1);
/*Buscamos el caracter '/' dentro de la cadena. Si está, es porque el usuario metió la ruta completa*/
if((ptr=(strrchr(rutaToEncrypt, '/')))!=NULL) sprintf(rutaEncrypted, "./Archivos encriptados/%s.enc", ptr+1); //Ruta completa
else sprintf(rutaEncrypted, "./Archivos encriptados/%s.enc", rutaToEncrypt); //El usuario metió el nombre del archivo
/*PASO 2. Algoritmo de cifrado*/
do {
valido=0;
printf("\nPASO 2. Seleccione el algoritmo de cifrado que desea utilizar:\n");
printf(" 1. AES (por defecto)\n");
printf(" 2. DES\n");
printf(" 3. RSA\n");
fflush(stdout);
printf("Opción (Introduzca 0 para la opción por defecto) >> ");
scanf ("%s", &opcion);
/*Comprobacion de la validez de la selección (que sea un número)
(usando strtol, si hay algun caracter no numérico, endptr apunta al primero de ellos,
lo cual implica que si la cadena apuntada por endptr no tiene longitud 0
es porque se ha introducido un caracter no numérico)*/
opcion_l = strtol(opcion,&endptr,10);
if(strlen(endptr)!=0 || opcion_l < 0 || opcion_l > 3) {
printf("Ops... tendrás que meter un número entre 1 y 3 la próxima vez ;) Try again!\n");
fflush(stdout);
valido=1;
}
} while(valido==1);
/*Distinto tratamiento según el cifrado escogido*/
CRYPT_CONTEXT contextoEncrypt, contextoPrivado;
if(opcion_l==1 || opcion_l==0) { //AES
/*Vamos a comprobar que tam sea multiplo del tamaño de bloque*/
stat(rutaToEncrypt, &st);
tam2=st.st_size;
if(tam2%16!=0) {
tam=(int)tam2/16;
tam++;
tam=tam*16;
tamRelleno=tam-tam2;
}
else {
tamRelleno=0;
tam=tam2;
}
/*Creamos contextos..*/
if((status=cryptCreateContext(&contextoEncrypt, CRYPT_UNUSED, CRYPT_ALGO_AES))!=CRYPT_OK) {
printf("Error al crear el contexto AES. Código %d\n", status);
fflush(stdout);
return(-1);
} else if((status=cryptSetAttributeString(contextoEncrypt, CRYPT_CTXINFO_IV, "1234567891123456", 16))!=CRYPT_OK) {
printf("Error con el vector de inicialización. Código %d\n", status);
fflush(stdout);
return(-1);
}
do { //Seleccionamos el tamaño de clave en AES
valido=0;
printf("\nPASO 3. Seleccione el tamaño de clave:\n");
printf(" 1. 128 bits (por defecto)\n");
printf(" 2. 192 bits\n");
printf(" 3. 256 bits\n");
fflush(stdout);
printf("Opción (Introduzca 0 para la opción por defecto)>> ");
scanf ("%s", &opcion);
/*Comprobacion de la validez de la selección (que sea un número)
(usando strtol, si hay algun caracter no numérico, endptr apunta al primero de ellos,
lo cual implica que si la cadena apuntada por endptr no tiene longitud 0
es porque se ha introducido un caracter no numérico)*/
opcion_l2 = strtol(opcion,&endptr,10);
if(strlen(endptr)!=0 || opcion_l2 < 0 || opcion_l2 > 3) {
printf("Ops... tendrás que meter un número entre 1 y 3 la próxima vez ;) Try again!\n");
fflush(stdout);
valido=1;
}
} while(valido==1);
if(opcion_l2==2) {
if((status=cryptSetAttribute(contextoEncrypt, CRYPT_CTXINFO_KEYSIZE, 192/8))!=CRYPT_OK) { //192 bits
printf("Error al asignar tamaño de clave. Código %d\n", status);
fflush(stdout);
return(-1);
}
} else if(opcion_l2==3) {
if((status=cryptSetAttribute(contextoEncrypt, CRYPT_CTXINFO_KEYSIZE, 256/8))!=CRYPT_OK) { //256 bits
printf("Error al asignar tamaño de clave. Código %d\n", status);
fflush(stdout);
return(-1);
}
}
strcpy(busSim, ".aes");
/*Será la cabecera que incluiremos al principio del archivo encriptado*/
cabecera1=cesarEncrypt("aes", 17, varlocal);/*Ciframos "aes" con cifrado césar. Número de posiciones desplazadas: 17 */
} else if(opcion_l==2) { //DES
/*Vamos a comprobar que tam sea multiplo del tamaño de bloque*/
stat(rutaToEncrypt, &st);
tam2=st.st_size;
if(tam2%16!=0) {
tam=(int)tam2/16;
tam++;
tam=tam*16;
tamRelleno=tam-tam2;
}
else {
tamRelleno=0;
tam=tam2;
}
if((status=cryptCreateContext(&contextoEncrypt, CRYPT_UNUSED, CRYPT_ALGO_DES))!=CRYPT_OK) {
printf("Error al crear el contexto DES. Código %d\n", status);
fflush(stdout);
return(-1);
} else if((status=cryptSetAttributeString(contextoEncrypt, CRYPT_CTXINFO_IV, "12345678", 8))!=CRYPT_OK) {
printf("Error con el vector de inicialización. Código %d\n", status);
fflush(stdout);
return(-1);
}
strcpy(busSim, ".des");
/*Será la cabecera que incluiremos al principio del ptrEncrypt encriptado*/
cabecera1=cesarEncrypt("des", 17, varlocal);/*Ciframos "des" con cifrado césar. Número de posiciones desplazadas: 17 */
} else if(opcion_l==3) { //RSA
stat(rutaToEncrypt, &st);
tam2=st.st_size;
if(tam2%128!=0) {
tam=(int)tam2/128;
tam++;
tam=tam*128;
}
else {
tam=tam2;
}
}
if(opcion_l==0 || opcion_l==1) printf("\nPASO 4. Seleccione el modo de funcionamiento:\n");
if(opcion_l==2) printf("\nPASO 3. Seleccione el modo de funcionamiento:\n");
/*Modo de funcionamiento si se seleccionó cifrado simétrico*/
if(opcion_l!=3) {
do {
valido=0;
printf(" 1. CBC (por defecto)\n");
printf(" 2. ECB\n");
fflush(stdout);
printf("Opción (Introduzca 0 para la opción por defecto) >> ");
scanf ("%s", &opcion);
/*Comprobacion de la validez de la selección (que sea un número)
(usando strtol, si hay algun caracter no numérico, endptr apunta al primero de ellos,
lo cual implica que si la cadena apuntada por endptr no tiene longitud 0
es porque se ha introducido un caracter no numérico)*/
opcion_l2 = strtol(opcion,&endptr,10);
if(strlen(endptr)!=0 || opcion_l2 < 0 || opcion_l2 > 2) {
printf("Ops... tendrás que meter un número entre 1 y 2 la próxima vez ;) Try again!\n");
fflush(stdout);
valido=1;
}
} while(valido==1);
if(opcion_l2==1) { //CBC
if((status=cryptSetAttribute(contextoEncrypt, CRYPT_CTXINFO_MODE, CRYPT_MODE_CBC))!=CRYPT_OK) {
printf("Error al asignar modo de funcionamiento\n");
fflush(stdout);
return(-1);
}
cabecera2=cesarEncrypt("cbc", 14, varlocal2); /*Ciframos "cbc" con cifrado césar. Número de posiciones desplazadas: 14 */
} else if(opcion_l2==2) { //ECB
if((status=cryptSetAttribute(contextoEncrypt, CRYPT_CTXINFO_MODE, CRYPT_MODE_ECB))!=CRYPT_OK) {
printf("Error al asignar modo de funcionamiento\n");
fflush(stdout);
return(-1);
}
cabecera2=cesarEncrypt("ecb", 14, varlocal2); /*Ciframos "ecb" con cifrado césar. Número de posiciones desplazadas: 14 */
}
/*Password*/
if(opcion_l==1 || opcion_l==0) printf("\nPASO 5. Introduzca una contraseña >> ");
if(opcion_l==2) printf("\nPASO 4. Introduzca una contraseña >> ");
fflush(stdout);
do {
valido=0;
scanf("%s", password);
if((strlen(password))<2) {
printf("La contraseña debe tener más de un caracter\n");
fflush(stdout);
valido=1;
}
}while(valido==1);
/*Necesitamos la clave simétrica adecuada*/
dir = opendir ("./Claves y certificados/");
if (dir != NULL) {
i=0;
/* Nos va a mostrar los archivos que haya dentro de la carpeta Claves y cert. que correspondan*/
while ((ent = readdir (dir)) != NULL) {
if((ptr=strstr(ent->d_name, busSim))!=NULL) {
strcpy(nombreSim, ent->d_name);
i++;
}
}
closedir(dir);
} else {
/* Problemas al abrir el directorio */
printf("¿Ha ejecutado ya la opción 2?\n");
fflush(stdout);
return(-1);
}
if(i==0) {
printf("No se ha encontrado ninguna clave simétrica. (¿Ha ejecutado ya la opción 2?)\n");
fflush(stdout);
return(-1);
} else if(i==1) {
printf("\n-> Se ha encontrado 1 clave simétrica. Se usará %s por defecto\n\n", nombreSim);
fflush(stdout);
sprintf(rutaSim, "./Claves y certificados/%s", nombreSim);
} else {
printf("\n¡¡ Hay %d claves simétricas creadas !!\n", i);
fflush(stdout);
i=0;
dir = opendir ("./Claves y certificados/");
/* Nos va a mostrar los archivos que haya dentro de la carpeta Claves y cert. adecuados*/
while ((ent = readdir (dir)) != NULL) {
if((ptr=strstr(ent->d_name, busSim))!=NULL) {
i++;
printf(" %d. %s\n", i, ent->d_name);
}
}
closedir(dir);
do{
valido=0;
printf("Introduzca el número de la clave simétrica que desea usar >> ");
scanf("%s", &opcion);
opcion_l2 = strtol(opcion,&endptr,10);
if(strlen(endptr)!=0 || opcion_l2 < 1 || opcion_l2 > i) {
printf("Ops... tendrás que meter un número entre 1 y %d la próxima vez ;) Try again!\n", i);
fflush(stdout);
valido=1;
}
}while(valido==1);
/*Guardamos el nombre del archivo correspondiente en rutaSim*/
dir = opendir ("./Claves y certificados/");
i=0;
while ((ent = readdir (dir)) != NULL) {
if((ptr=strstr(ent->d_name, busSim))!=NULL) {
i++;
if(opcion_l2==i) {
sprintf(rutaSim, "./Claves y certificados/%s", ent->d_name);
}
}
}
closedir(dir);
}
/*Recuperamos la clave privada y la guardamos en el contextoPrivado ya que la necesitamos*/
/*Abrimos el keyset*/
dir = opendir ("./Claves y certificados/");
if (dir != NULL) {
i=0;
/* Nos va a mostrar los archivos .p15 que haya dentro de la carpeta Claves y cert.*/
while ((ent = readdir (dir)) != NULL) {
if((ptr=strstr(ent->d_name, ".p15"))!=NULL) {
strcpy(nombreKeyset, ent->d_name);
i++;
}
}
closedir(dir);
} else {
/* Problemas al abrir el directorio */
printf("¿Ha ejecutado ya la opción 1?\n");
fflush(stdout);
return(-1);
}
if(i==0) {
printf("\nNo se ha encontrado ningún archivo keyset. (¿Ha ejecutado ya la opción 1?)\n");
fflush(stdout);
return(-1);
} else if(i==1) {
printf("\n-> Se ha encontrado 1 archivo keyset. Se usará %s por defecto\n\n", nombreKeyset);
fflush(stdout);
sprintf(rutaKeyset, "./Claves y certificados/%s", nombreKeyset);
} else {
printf("\n¡¡ Hay %d archivos keysets creados !!\n", i);
i=0;
dir = opendir ("./Claves y certificados/");
/* Nos va a mostrar los archivos .p15 que haya dentro de la carpeta Claves y cert.*/
while ((ent = readdir (dir)) != NULL) {
if((ptr=strstr(ent->d_name, ".p15"))!=NULL) {
i++;
printf(" %d. %s\n", i, ent->d_name);
}
}
closedir(dir);
/*El usuario introduce el número que corresponde al archivo keyset que elija*/
do{
valido=0;
printf("Introduzca el número del archivo keyset que desea usar >> ");
scanf("%s", &opcion);
opcion_l2 = strtol(opcion,&endptr,10);
if(strlen(endptr)!=0 || opcion_l2 < 1 || opcion_l2 > i) {
printf("Ops... tendrás que meter un número entre 1 y %d la próxima vez ;) Try again!\n", i);
fflush(stdout);
valido=1;
}
}while(valido==1);
/*Guardamos el nombre del archivo correspondiente en rutaKeyset*/
dir = opendir ("./Claves y certificados/");
i=0;
while ((ent = readdir (dir)) != NULL) {
if((ptr=strstr(ent->d_name, ".p15"))!=NULL) {
i++;
if(opcion_l2==i) {
sprintf(rutaKeyset, "./Claves y certificados/%s", ent->d_name);
}
}
}
closedir(dir);
}
/*Abrimos la clave simétrica elejida anteriormente por el usuario*/
if((ptrSim=fopen(rutaSim, "rb")) == NULL) {
printf("Error al abrir la clave simétrica. (¿La ha creado ya?)\n");
fflush(stdout);
return(-1);
}
stat(rutaSim, &st);
keySize=st.st_size;
claveEncrypt=(char *)malloc(keySize);
status=fread(claveEncrypt, 1, keySize, ptrSim);
/*Abrimos keyset, creamos contextos, importamos claves...*/
CRYPT_KEYSET keyset;
if((status=cryptKeysetOpen(&keyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE, rutaKeyset, CRYPT_KEYOPT_READONLY))!=CRYPT_OK) {
printf("Error al abrir el archivo keyset. (¿Ha ejecutado la opción 1?). Código %d\n", status);
fflush(stdout);
return(-1);
}
if((status=cryptCreateContext(&contextoPrivado, CRYPT_UNUSED, CRYPT_ALGO_RSA))!=CRYPT_OK) {
printf("Error al crear el contexto. Código %d\n", status);
fflush(stdout);
return(-1);
}
if((status=cryptGetPrivateKey(keyset, &contextoPrivado, CRYPT_KEYID_NAME, "claveRSA", password))!=CRYPT_OK) {
printf("Error con la clave privada. (¿Es la misma contraseña que usó en la opción 1?). Código %d\n", status);
fflush(stdout);
return(-1);
}
if((status=cryptImportKey(claveEncrypt, keySize, contextoPrivado, contextoEncrypt))!=CRYPT_OK) {
printf("Error al importar la clave. Asegúrese de que se usa el mismo algoritmo. Código %d\n", status);
fflush(stdout);
return(-1);
}
/*Encriptamos*/
buffer=(char *)malloc(tam);
status=fread(buffer, 1, tam, ptrEncrypt);
if((status=cryptEncrypt(contextoEncrypt, buffer, tam))!=CRYPT_OK) {
printf("Error al encriptar %s. Código %d\n", rutaToEncrypt, status);
fflush(stdout);
return(-1);
}
}
if(opcion_l==3) {
if((ptrCert=fopen("./Claves y certificados/AES.cert", "rb")) == NULL ) {
printf("Compruebe que haya generado ya una clave pública\n");
fflush(stdout);
return(-1);
}
stat("./Claves y certificados/AES.cert", &st);
tamCert=st.st_size;
bufferCert=(char *)malloc(tamCert);
status=fread(bufferCert, 1, tamCert, ptrCert);
if((status=cryptImportCert(bufferCert, tamCert, CRYPT_UNUSED, &certificado))!=CRYPT_OK) {
printf("Error al importar el certificado. Código %d\n", status);
fflush(stdout);
return(-1);
}
/*Encriptamos de 128 bytes en 128 bytes. Sin embargo, no podemos hacer cryptEncrypt para el mismo certificado/contexto. Pero lo
dejamos asi ya que nos dara el error -21 esperado en la primera iteracion*/
tam2=tam/128;
buffer=(char *)malloc(tam);
for(i=0; i<tam2; i++) {
status=fread(buffer, 1, 128, ptrEncrypt);
if((status=cryptEncrypt(certificado, buffer, 128))!=CRYPT_OK) {
printf("Error al cifrar el archivo %s. Código %d\n", rutaToEncrypt, status);
fflush(stdout);
return(-1);
}
*ptrEncrypt=*(ptrEncrypt+128);
*buffer=*(buffer+128);
}
}
/*Guardamos el archivo encriptado.*/
/*Compruebo que exista el directorio. Si lstat devuelve 0 es que existe. Si devuelve otro valor hay que crear el directorio*/
sprintf(directorio, "./Archivos encriptados");
if (status = lstat(directorio, &st) != 0) {
if(status=mkdir(directorio, 0777) != 0) {
printf("Error al crear el directorio\n");
fflush(stdout);
return(-1);
}
}
/*La ruta la hemos calculado al principio del todo, cuando el usuario metio la ruta del archivo*/
if((ptrEncrypted=fopen(rutaEncrypted, "wb")) == NULL) {
printf("Error al crear el archivo\n");
fflush(stdout);
return(-1);
}
/*Vamos a incluir una cabecera en el archivo para saber después los bytes de relleno que hemos añadido*/
sprintf(bytesRelleno, "%d", tamRelleno);
if((status=fwrite(bytesRelleno, 1, 2, ptrEncrypted))!=2) {
printf("Error al guardar el archivo\n");
fflush(stdout);
return(-1);
}
/*Vamos a incluir una cabecera en el archivo para saber despues que tipo de cifrado se uso*/
*(cabecera1+3)='\0'; //Nos aseguramos que solo sean 3 bytes
if((status=fwrite(cabecera1, 1, strlen(cabecera1), ptrEncrypted))!=strlen(cabecera1)) {
printf("Error al guardar el archivo\n");
fflush(stdout);
return(-1);
}
/*Vamos a incluir una cabecera en el archivo para saber después el modo de funcionamiento que se uso*/
*(cabecera2+3)='\0'; //Nos aseguramos que solo sean 3 bytes
if((status=fwrite(cabecera2, 1, strlen(cabecera2), ptrEncrypted))!=strlen(cabecera2)) {
printf("Error al guardar el archivo\n");
fflush(stdout);
return(-1);
}
/*Guardamos los bytes del archivo encriptado en un archivo*/
if((status=fwrite(buffer, 1, tam, ptrEncrypted))!=tam) {
printf("Error al guardar el archivo\n");
fflush(stdout);
return(-1);
}
/*Cerramos descriptores y destruimos lo que sea necesario*/
fclose(ptrEncrypted);
fclose(ptrSim);
fclose(ptrEncrypt);
//if((status=cryptKeysetClose(keyset))!=CRYPT_OK) {
// printf("Error al cerrar el keyset. Código %d\n", status);
// fflush(stdout);
// return(-1);
//}
if((status=cryptDestroyContext(contextoPrivado))!=CRYPT_OK) {
printf("Error al destruir el contexto. Código %d\n", status);
fflush(stdout);
return(-1);
}
if((status=cryptDestroyContext(contextoEncrypt))!=CRYPT_OK) {
printf("Error al destruir el contexto. Código %d\n", status);
fflush(stdout);
return(-1);
}
return(0);
}
int main(int argc, char **argv) {
int status;
CRYPT_CONTEXT cryptContext;
CRYPT_KEYSET cryptKeyset;
printf("Initializing cryptlib\n");
status = cryptInit();
if (status != CRYPT_OK) {
fprintf(stderr, "Error initializing cryptlib\n");
return 1;
}
/* Create an RSA public/private key context, set a label for it, and
generate a key into it */
status = cryptCreateContext( &cryptContext, CRYPT_UNUSED, CRYPT_ALGO_RSA );
if (status != CRYPT_OK) {
fprintf(stderr, "Error creating crypt_context\n");
return 1;
}
status = cryptSetAttributeString( cryptContext, CRYPT_CTXINFO_LABEL, "Private key", 11 );
if (status != CRYPT_OK) {
fprintf(stderr, "Error setting key label\n");
return 1;
}
fprintf(stderr, "Generating RSA key\n");
status = cryptGenerateKey( cryptContext );
if (status != CRYPT_OK) {
fprintf(stderr, "Error generating key\n");
return 1;
}
fprintf(stderr, "done!\n");
/* Save the generated public/private key pair to a keyset */
status = cryptKeysetOpen( &cryptKeyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE, KEY_FILENAME, CRYPT_KEYOPT_CREATE );
if (status != CRYPT_OK) {
fprintf(stderr, "Error opening keyset\n");
return 1;
}
status = cryptAddPrivateKey( cryptKeyset, cryptContext, PASSWORD );
if (status != CRYPT_OK) {
fprintf(stderr, "Error adding key to keyset\n");
return 1;
}
status = cryptKeysetClose( cryptKeyset );
if (status != CRYPT_OK) {
fprintf(stderr, "Error closing keyset\n");
return 1;
}
/* Create CSR */
createCSR(cryptContext);
/* Create CA cert */
createCACert(cryptContext);
/* Clean up */
status = cryptDestroyContext( cryptContext );
if (status != CRYPT_OK) {
fprintf(stderr, "Error destroying context\n");
return 1;
}
printf("Deinitializing cryptlib\n");
status = cryptEnd();
if (status != CRYPT_OK) {
fprintf(stderr, "Error deinitializing cryptlib\n");
return 1;
}
return 0;
}
static int connectOCSP( const CRYPT_SESSION_TYPE sessionType,
const BOOLEAN revokedCert,
const BOOLEAN multipleCerts,
const BOOLEAN localSession )
{
CRYPT_SESSION cryptSession;
CRYPT_CERTIFICATE cryptOCSPRequest;
char filenameBuffer[ FILENAME_BUFFER_SIZE ];
#ifdef UNICODE_STRINGS
wchar_t wcBuffer[ FILENAME_BUFFER_SIZE ];
#endif /* UNICODE_STRINGS */
void *fileNamePtr = filenameBuffer;
#if OCSP_SERVER_NO == 7
int complianceValue;
#endif /* OCSP servers that return broken resposnes */
const BOOLEAN isServer = ( sessionType == CRYPT_SESSION_OCSP_SERVER ) ? \
TRUE : FALSE;
int status;
printf( "%sTesting %sOCSP session...\n", isServer ? "SVR: " : "",
localSession ? "local " : "" );
/* If we're the client, wait for the server to finish initialising */
if( localSession && !isServer && waitMutex() == CRYPT_ERROR_TIMEOUT )
{
printf( "Timed out waiting for server to initialise, line %d.\n",
__LINE__ );
return( FALSE );
}
/* Create the OCSP session */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED, sessionType );
if( status == CRYPT_ERROR_PARAM3 ) /* OCSP session access not available */
return( CRYPT_ERROR_NOTAVAIL );
if( cryptStatusError( status ) )
{
printf( "cryptCreateSession() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
if( isServer )
{
CRYPT_CONTEXT cryptPrivateKey;
CRYPT_KEYSET cryptCertStore;
if( !setLocalConnect( cryptSession, 80 ) )
return( FALSE );
/* Add the responder private key */
filenameFromTemplate( filenameBuffer, SERVER_PRIVKEY_FILE_TEMPLATE, 1 );
#ifdef UNICODE_STRINGS
mbstowcs( wcBuffer, filenameBuffer, strlen( filenameBuffer ) + 1 );
fileNamePtr = wcBuffer;
#endif /* UNICODE_STRINGS */
status = getPrivateKey( &cryptPrivateKey, fileNamePtr,
USER_PRIVKEY_LABEL, TEST_PRIVKEY_PASSWORD );
if( cryptStatusOK( status ) )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_PRIVATEKEY, cryptPrivateKey );
cryptDestroyContext( cryptPrivateKey );
}
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "SVR: cryptSetAttribute()",
status, __LINE__ ) );
/* Add the certificate store that we'll be using to provide
revocation information */
status = cryptKeysetOpen( &cryptCertStore, CRYPT_UNUSED,
DATABASE_KEYSET_TYPE, CERTSTORE_KEYSET_NAME,
CRYPT_KEYOPT_READONLY );
if( status == CRYPT_ERROR_PARAM3 )
{
/* This type of keyset access isn't available, return a special
error code to indicate that the test wasn't performed, but
that this isn't a reason to abort processing */
puts( "SVR: No certificate store available, aborting OCSP "
"responder test.\n" );
cryptDestroySession( cryptSession );
return( CRYPT_ERROR_NOTAVAIL );
}
if( cryptStatusOK( status ) )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_KEYSET, cryptCertStore );
cryptKeysetClose( cryptCertStore );
}
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "SVR: cryptSetAttribute()",
status, __LINE__ ) );
/* Tell the client that we're ready to go */
if( localSession )
releaseMutex();
}
else
{
/* Create the OCSP request */
if( !initOCSP( &cryptOCSPRequest, localSession ? 1 : OCSP_SERVER_NO,
FALSE, revokedCert, multipleCerts,
CRYPT_SIGNATURELEVEL_NONE, CRYPT_UNUSED ) )
return( FALSE );
/* Set up the server information and activate the session. In
theory the OCSP request will contain all the information needed
for the session so there'd be nothing else to add before we
activate it, however many certs contain incorrect server URLs so
we set the server name manually if necessary, overriding the
value present in the OCSP request (via the certificate) */
status = cryptSetAttribute( cryptSession, CRYPT_SESSINFO_REQUEST,
cryptOCSPRequest );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "cryptSetAttribute()",
status, __LINE__ ) );
cryptDestroyCert( cryptOCSPRequest );
if( localSession && !setLocalConnect( cryptSession, 80 ) )
return( FALSE );
#ifdef OCSP_SERVER_NAME
if( !localSession )
{
printf( "Setting OCSP server to %s.\n", OCSP_SERVER_NAME );
cryptDeleteAttribute( cryptSession, CRYPT_SESSINFO_SERVER_NAME );
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME, OCSP_SERVER_NAME,
paramStrlen( OCSP_SERVER_NAME ) );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession,
"cryptSetAttributeString()", status,
__LINE__ ) );
}
#endif /* Kludges for incorrect/missing authorityInfoAccess values */
if( OCSP_SERVER_NO == 1 || localSession )
{
/* The cryptlib server doesn't handle the weird v1 certIDs */
status = cryptSetAttribute( cryptSession, CRYPT_SESSINFO_VERSION,
2 );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptSession, "cryptSetAttribute()",
status, __LINE__ ) );
}
#if OCSP_SERVER_NO == 7
/* Some OCSP server's responses are broken so we have to turn down
the compliance level to allow them to be processed */
cryptGetAttribute( CRYPT_UNUSED, CRYPT_OPTION_CERT_COMPLIANCELEVEL,
&complianceValue );
cryptSetAttribute( CRYPT_UNUSED, CRYPT_OPTION_CERT_COMPLIANCELEVEL,
CRYPT_COMPLIANCELEVEL_OBLIVIOUS );
#endif /* OCSP servers that return broken resposnes */
/* Wait for the server to finish initialising */
if( localSession && waitMutex() == CRYPT_ERROR_TIMEOUT )
{
printf( "Timed out waiting for server to initialise, line %d.\n",
__LINE__ );
return( FALSE );
}
}
status = cryptSetAttribute( cryptSession, CRYPT_SESSINFO_ACTIVE, TRUE );
#if OCSP_SERVER_NO == 7
/* Restore normal certificate processing */
cryptSetAttribute( CRYPT_UNUSED, CRYPT_OPTION_CERT_COMPLIANCELEVEL,
complianceValue );
#endif /* OCSP servers that return broken resposnes */
if( isServer )
printConnectInfo( cryptSession );
if( cryptStatusError( status ) )
{
printExtError( cryptSession, isServer ? \
"SVR: Attempt to activate OCSP server session" : \
"Attempt to activate OCSP client session", status,
__LINE__ );
#if OCSP_SERVER_NO == 5
if( status == CRYPT_ERROR_SIGNATURE )
{
char errorMessage[ 512 ];
int errorMessageLength;
status = cryptGetAttributeString( cryptSession,
CRYPT_ATTRIBUTE_ERRORMESSAGE,
errorMessage, &errorMessageLength );
if( cryptStatusOK( status ) && errorMessageLength >= 29 && \
!memcmp( errorMessage, "OCSP response doesn't contain", 29 ) )
{
cryptDestroySession( cryptSession );
puts( " (Verisign's OCSP responder sends broken responses, "
"continuing...)\n" );
return( CRYPT_ERROR_FAILED );
}
}
#endif /* Verisign's broken OCSP responder */
if( !isServer && isServerDown( cryptSession, status ) )
{
puts( " (Server could be down, faking it and continuing...)\n" );
cryptDestroySession( cryptSession );
return( CRYPT_ERROR_FAILED );
}
cryptDestroySession( cryptSession );
return( FALSE );
}
/* Obtain the response information */
if( !isServer )
{
CRYPT_CERTIFICATE cryptOCSPResponse;
status = cryptGetAttribute( cryptSession, CRYPT_SESSINFO_RESPONSE,
&cryptOCSPResponse );
if( cryptStatusError( status ) )
{
printf( "cryptGetAttribute() failed with error code %d, line "
"%d.\n", status, __LINE__ );
return( FALSE );
}
printCertInfo( cryptOCSPResponse );
cryptDestroyCert( cryptOCSPResponse );
}
/* There are so many weird ways to delegate trust and signing authority
mentioned in the OCSP RFC without any indication of which one
implementors will follow that we can't really perform any sort of
automated check since every responder seems to interpret this
differently, and many require manual installation of responder certs
in order to function */
#if 0
status = cryptCheckCert( cryptOCSPResponse , CRYPT_UNUSED );
if( cryptStatusError( status ) )
return( attrErrorExit( cryptOCSPResponse , "cryptCheckCert()",
status, __LINE__ ) );
#endif /* 0 */
/* Clean up */
status = cryptDestroySession( cryptSession );
if( cryptStatusError( status ) )
{
printf( "cryptDestroySession() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
puts( isServer ? "SVR: OCSP server session succeeded.\n" : \
"OCSP client session succeeded.\n" );
return( TRUE );
}
static void updateConfig( void )
{
#if 0
const char *driverPath = "acospkcs11.dll"; /* ACOS */
const char *driverPath = "aetpkss1.dll"; /* AET */
const char *driverPath = "aloaha_pkcs11.dll"; /* Aloaha */
const char *driverPath = "etpkcs11.dll"; /* Aladdin eToken */
const char *driverPath = "psepkcs11.dll"; /* A-Sign */
const char *driverPath = "asepkcs.dll"; /* Athena */
const char *driverPath = "c:/temp/bpkcs11.dll"; /* Bloomberg */
const char *driverPath = "cryst32.dll"; /* Chrysalis */
const char *driverPath = "c:/program files/luna/cryst201.dll"; /* Chrysalis */
const char *driverPath = "pkcs201n.dll"; /* Datakey */
const char *driverPath = "dkck201.dll"; /* Datakey (for Entrust) */
const char *driverPath = "dkck232.dll"; /* Datakey/iKey (NB: buggy, use 201) */
const char *driverPath = "c:/program files/eracom/cprov sw/cryptoki.dll"; /* Eracom (old, OK) */
const char *driverPath = "c:/program files/eracom/cprov runtime/cryptoki.dll"; /* Eracom (new, doesn't work) */
const char *driverPath = "sadaptor.dll"; /* Eutron */
const char *driverPath = "ngp11v211.dll"; /* Feitian Technology */
const char *driverPath = "pk2priv.dll"; /* Gemplus */
const char *driverPath = "c:/program files/gemplus/gclib.dll"; /* Gemplus */
const char *driverPath = "cryptoki.dll"; /* IBM */
const char *driverPath = "csspkcs11.dll"; /* IBM */
const char *driverPath = "ibmpkcss.dll"; /* IBM */
const char *driverPath = "id2cbox.dll"; /* ID2 */
const char *driverPath = "cknfast.dll"; /* nCipher */
const char *driverPath = "/opt/nfast/toolkits/pkcs11/libcknfast.so";/* nCipher under Unix */
const char *driverPath = "/usr/lib/libcknfast.so"; /* nCipher under Unix */
const char *driverPath = "c:/program files/mozilla firefox/softokn3.dll";/* Netscape */
const char *driverPath = "nxpkcs11.dll"; /* Nexus */
const char *driverPath = "AuCryptoki2-0.dll"; /* Oberthur */
const char *driverPath = "opensc-pkcs11.dll"; /* OpenSC */
const char *driverPath = "micardoPKCS11.dll"; /* Orga Micardo */
const char *driverPath = "cryptoki22.dll"; /* Rainbow HSM (for USB use Datakey dvr) */
const char *driverPath = "p11card.dll"; /* Safelayer HSM (for USB use Datakey dvr) */
const char *driverPath = "slbck.dll"; /* Schlumberger */
const char *driverPath = "SetTokI.dll"; /* SeTec */
const char *driverPath = "siecap11.dll"; /* Siemens */
const char *driverPath = "smartp11.dll"; /* SmartTrust */
const char *driverPath = "SpyPK11.dll"; /* Spyrus */
#endif /* 0 */
const char *driverPath = "c:/program files/eracom/cprov sw/cryptoki.dll"; /* Eracom (old, OK) */
int status;
printf( "Updating cryptlib configuration to load PKCS #11 driver\n "
"'%s'\n as default driver...", driverPath );
/* Set the path for a PKCS #11 device driver. We only enable one of
these at a time to speed the startup time */
status = cryptSetAttributeString( CRYPT_UNUSED,
CRYPT_OPTION_DEVICE_PKCS11_DVR01,
driverPath, strlen( driverPath ) );
if( cryptStatusError( status ) )
{
printf( "\n\nError updating PKCS #11 device driver profile, "
"status %d.\n", status );
cleanupAndExit( EXIT_FAILURE );
}
/* Flush the updated options to disk */
status = cryptSetAttribute( CRYPT_UNUSED, CRYPT_OPTION_CONFIGCHANGED,
FALSE );
if( cryptStatusError( status ) )
{
printf( "\n\nError comitting device driver profile update to disk, "
"status %d.\n", status );
cleanupAndExit( EXIT_FAILURE );
}
puts( " done.\n" );
cleanupAndExit( EXIT_SUCCESS );
}
main(int argc, char **argv){
int i; /* Loop iterator */
int ret; /* Return value */
int total; /* Total key bytes */
int bytesCopied; /* Bytes output by cryptlib enc/dec ops */
int urandFd; /* Pointer to /dev/urandom */
char *keyPtr; /* Pointer to key */
CRYPT_ENVELOPE dataEnv; /* Envelope for encrypt/decrypt */
CRYPT_CONTEXT symContext; /* Key context */
char *clrDataPtr; /* Pointer to clear text */
int clrDataSize; /* Bytes of clear text */
int clrDataFd; /* Pointer to clear text file */
struct stat clrDataFileInfo; /* fstat return for clear text file */
int encDataFd; /* Pointer to encrypted text file */
char *encDataPtr; /* Pointer to encrypted data */
int encDataSize; /* Buffer bytes availble for decrypt */
struct stat encDataFileInfo; /* fstat return for encrypted data file */
if (argc!=3) {printf("Wrong number of arguments\n");exit(__LINE__);}
/*==============================================
Cryptlib initialization
==============================================
*/
cryptInit();
ret=cryptAddRandom( NULL , CRYPT_RANDOM_SLOWPOLL);
checkCryptNormal(ret,"cryptAddRandom",__LINE__);
/*=============================================
Open DATAFILE and get data
=============================================
*/
clrDataFd=open(argv[1],O_RDONLY);
if (clrDataFd<=0){perror("open clrData");exit(clrDataFd);}
ret=fstat(clrDataFd,&clrDataFileInfo);
if (ret!=0){perror("fstat clrDataFd");exit(ret);}
clrDataSize=clrDataFileInfo.st_size;
clrDataPtr=malloc(clrDataFileInfo.st_size);
if (clrDataPtr==NULL){perror("malloc clrData");exit(__LINE__);}
ret=read(clrDataFd,clrDataPtr,clrDataSize);
if (ret!=clrDataSize){perror("read clrData");exit(ret);}
close(clrDataFd);
/*==============================================
(1) Generate the key
==============================================
*/
keyPtr=malloc(KEYSIZE);
if (keyPtr==NULL){perror("malloc keyPtr");exit(__LINE__);}
urandFd=open("/dev/urandom",O_RDONLY);
if (urandFd<=0){perror("open urandFd");exit(urandFd);}
total=0;ret=0;
while (total<KEYSIZE){
ret=read(urandFd,&keyPtr[total],KEYSIZE-total);total+=ret;
if (ret < 0){perror("read urand");exit(ret);}
}
close(urandFd);
/*==============================================
(2) Encrypt data from file with the key and
write it to output file.
==============================================
*/
ret=cryptCreateEnvelope(&dataEnv, CRYPT_UNUSED, CRYPT_FORMAT_CRYPTLIB);
checkCryptNormal(ret,"cryptCreateEnvelope",__LINE__);
ret=cryptCreateContext(&symContext, CRYPT_UNUSED, SYMMETRIC_ALG);
checkCryptNormal(ret,"cryptCreateContext",__LINE__);
ret=cryptSetAttributeString(symContext, CRYPT_CTXINFO_KEY,keyPtr,KEYSIZE);
checkCryptNormal(ret,"cryptSetAttributeString",__LINE__);
ret=cryptSetAttribute(dataEnv, CRYPT_ENVINFO_SESSIONKEY, symContext);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptDestroyContext(symContext);
checkCryptNormal(ret,"cryptDestroyContext",__LINE__);
ret=cryptSetAttribute(dataEnv, CRYPT_ENVINFO_DATASIZE,
clrDataSize);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptPushData(dataEnv,clrDataPtr,clrDataSize,&bytesCopied);
checkCryptNormal(ret,"cryptAddRandom",__LINE__);
cryptFlushData(dataEnv);
encDataSize=clrDataFileInfo.st_size+2048;
encDataPtr=malloc(encDataSize);
if (encDataPtr==NULL){perror("malloc encData");exit(__LINE__);}
ret=cryptPopData(dataEnv,encDataPtr,encDataSize,&bytesCopied);
checkCryptNormal(ret,"cryptPopData",__LINE__);
printf("<%d> bytes of encrypted data\n",bytesCopied);
ret=cryptDestroyEnvelope(dataEnv);
checkCryptNormal(ret,"cryptDestroyEnvelope",__LINE__);
encDataFd=open(argv[2],O_RDWR|O_CREAT|O_TRUNC,S_IRUSR|S_IWUSR);
if (encDataFd<=0){perror("open encDataFd");exit(encDataFd);}
ret=write(encDataFd,encDataPtr,bytesCopied);
if (ret!=bytesCopied){perror("write encData");exit(ret);}
close(encDataFd);
free(encDataPtr);
/*======================================================
Get decrypted data from file and write to stdout
======================================================
*/
encDataFd=open(argv[2],O_RDONLY);
if (encDataFd<=0){perror("(2) open encDataFd");exit(encDataFd);}
ret=fstat(encDataFd,&encDataFileInfo);
if (ret!=0){perror("fstat encDataFd");exit(ret);}
encDataSize=encDataFileInfo.st_size;
encDataPtr=malloc(encDataSize);
if (encDataPtr==NULL){perror("malloc encData");exit(__LINE__);}
ret=read(encDataFd,encDataPtr,encDataSize);
if (ret!=encDataSize){perror("read encData");exit(ret);}
close(encDataFd);
cryptCreateEnvelope(&dataEnv, CRYPT_UNUSED, CRYPT_FORMAT_AUTO);
checkCryptNormal(ret,"cryptCreateEnvelope",__LINE__);
cryptPushData(dataEnv,encDataPtr,encDataSize,&bytesCopied);
checkCryptNormal(ret,"cryptPushData",__LINE__);
cryptCreateContext(&symContext,CRYPT_UNUSED,SYMMETRIC_ALG);
checkCryptNormal(ret,"cryptCreateContext",__LINE__);
cryptSetAttributeString(symContext, CRYPT_CTXINFO_KEY,keyPtr,KEYSIZE);
checkCryptNormal(ret,"cryptSetAttributeString",__LINE__);
cryptSetAttribute(dataEnv,CRYPT_ENVINFO_SESSIONKEY,symContext);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptDestroyContext(symContext);
checkCryptNormal(ret,"cryptDestroyContext",__LINE__);
cryptFlushData(dataEnv);
ret=cryptPopData(dataEnv,clrDataPtr,clrDataSize,&bytesCopied);
checkCryptNormal(ret,"cryptPopData",__LINE__);
ret=cryptDestroyEnvelope(dataEnv);
checkCryptNormal(ret,"cryptDestroyEnvelope",__LINE__);
printf("<%d> bytes of decrypted data\n",bytesCopied);
for (i=0;i<bytesCopied;i++){printf("%c",clrDataPtr[i]);}
printf("\n");
fflush(stdout);
ret=cryptEnd();
checkCryptNormal(ret,"cryptEnd",__LINE__);
}
static int exec_cmpsvr(int argc, char **argv) {
CRYPT_KEYSET cakeys, store;
CRYPT_SESSION session;
CRYPT_CONTEXT ca_privkey;
int status;
const char *dbfilename = argv[0];
char cakeysfilename[4096]; /* PATH_MAX */
if (argc < 1) { fprintf(stderr, "missing dbfilename\n"); return 1; }
status = cryptCreateSession(&session, CRYPT_UNUSED, CRYPT_SESSION_CMP_SERVER);
WARN_AND_RETURN_IF(status);
/* open store */
status = cryptKeysetOpen(&store, CRYPT_UNUSED, CRYPT_KEYSET_DATABASE_STORE, dbfilename, CRYPT_KEYOPT_NONE);
WARN_AND_RETURN_IF(status);
/* get ca privkey */
snprintf(cakeysfilename, 4095, "%s.keys", dbfilename);
cakeysfilename[4095] = '\0';
status = cryptKeysetOpen(&cakeys, CRYPT_UNUSED, CRYPT_KEYSET_FILE, cakeysfilename, CRYPT_KEYOPT_NONE);
WARN_AND_RETURN_IF(status);
status = cryptGetPrivateKey(cakeys, &ca_privkey, CRYPT_KEYID_NAME, DEFAULT_CA_PRIVKEY_LABEL, DEFAULT_PASSWORD);
WARN_AND_RETURN_IF(status);
status = cryptKeysetClose(cakeys);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_KEYSET, store);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_PRIVATEKEY, ca_privkey);
WARN_AND_RETURN_IF(status);
status = cryptSetAttributeString(session, CRYPT_SESSINFO_SERVER_NAME, "127.0.0.1", 9);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_SERVER_PORT, 65000);
WARN_AND_RETURN_IF(status);
fprintf(stderr, "before setting ACTIVE\n");
status = cryptSetAttribute(session, CRYPT_SESSINFO_ACTIVE, 1);
if (!cryptStatusOK(status)) {
CRYPT_ERRTYPE_TYPE errtype;
CRYPT_ATTRIBUTE_TYPE locus;
char *errstring;
int errstringlen;
cryptGetAttribute(session, CRYPT_ATTRIBUTE_ERRORTYPE, (int *)&errtype);
cryptGetAttribute(session, CRYPT_ATTRIBUTE_ERRORLOCUS, (int *)&locus);
fprintf(stderr, "session errtype %d locus %d\n", errtype, locus);
cryptGetAttributeString(session, CRYPT_ATTRIBUTE_ERRORMESSAGE, NULL, &errstringlen);
errstring = malloc(errstringlen + 10);
cryptGetAttributeString(session, CRYPT_ATTRIBUTE_ERRORMESSAGE, errstring, &errstringlen);
errstring[errstringlen] = 0;
fprintf(stderr, "session errmsg: %s\n", errstring);
free(errstring);
}
WARN_AND_RETURN_IF(status);
status = cryptKeysetClose(store);
WARN_AND_RETURN_IF(status);
status = cryptDestroyContext(ca_privkey);
WARN_AND_RETURN_IF(status);
status = cryptDestroySession(session);
WARN_AND_RETURN_IF(status);
return 0;
}
static int fuzzSession( const CRYPT_SESSION_TYPE sessionType )
{
CRYPT_SESSION cryptSession;
const BOOLEAN isServer = \
( sessionType == CRYPT_SESSION_SSH_SERVER || \
sessionType == CRYPT_SESSION_SSL_SERVER || \
sessionType == CRYPT_SESSION_OCSP_SERVER || \
sessionType == CRYPT_SESSION_TSP_SERVER || \
sessionType == CRYPT_SESSION_CMP_SERVER || \
sessionType == CRYPT_SESSION_SCEP_SERVER ) ? \
TRUE : FALSE;
int status;
/* Create the session */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED, sessionType );
if( cryptStatusError( status ) )
return( status );
/* Set up the various attributes needed to establish a minimal session */
if( !isServer )
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME,
"www.example.com", 15 );
if( cryptStatusError( status ) )
return( status );
}
if( isServer )
{
CRYPT_CONTEXT cryptPrivKey;
char filenameBuffer[ FILENAME_BUFFER_SIZE ];
filenameFromTemplate( filenameBuffer,
SERVER_PRIVKEY_FILE_TEMPLATE, 1 );
status = getPrivateKey( &cryptPrivKey, filenameBuffer,
USER_PRIVKEY_LABEL, TEST_PRIVKEY_PASSWORD );
if( cryptStatusOK( status ) )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_PRIVATEKEY,
cryptPrivKey );
cryptDestroyContext( cryptPrivKey );
}
if( cryptStatusError( status ) )
return( status );
}
if( sessionType == CRYPT_SESSION_SSH || \
sessionType == CRYPT_SESSION_SSH_SERVER )
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_USERNAME,
SSH_USER_NAME,
paramStrlen( SSH_USER_NAME ) );
if( cryptStatusOK( status ) )
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_PASSWORD,
SSH_PASSWORD,
paramStrlen( SSH_PASSWORD ) );
}
if( cryptStatusError( status ) )
return( status );
}
status = cryptSetFuzzData( cryptSession, NULL, 0 );
cryptDestroySession( cryptSession );
return( CRYPT_OK );
}
main(int argc, char **argv){
int ret; /* Return code */
int i; /* Loop iterator */
int bytesCopied; /* Bytes output by cryptlib enc/dec ops */
int reqAttrib; /* Crypt required attributed */
CRYPT_ENVELOPE dataEnv; /* Envelope for enc/dec */
CRYPT_KEYSET keyset; /* GPG keyset */
CRYPT_CONTEXT symContext; /* Key context */
char *keyPtr; /* Pointer to key */
char label[100]; /* Private key label */
int labelLength; /* Length of label */
char passbuf[1024]; /* Buffer for GPG key passphrase */
struct termios ts, ots; /* Strutures for saving/modifying term attribs */
char *clrDataPtr; /* Pointer to clear text */
int clrDataSize; /* Size of clear text */
int clrDataFd; /* Pointer to clear text file */
char *encDataPtr; /* Pointer to encrypted data */
int encDataSize; /* Size of encrypted data */
int encDataFd; /* Pointer to encrypted text file */
struct stat encDataFileInfo; /* fstat return for encrypted data file */
struct passwd *userInfo; /* Password info for input user */
char *keyFile; /* GPG key ring file name */
uid_t ownerID = getuid();
struct passwd *owner_pws = getpwuid(ownerID);
char* owner_pwname = owner_pws->pw_name;//get the user login name;
char* owner_pwdir = owner_pws->pw_dir;
char *fileKeyName;
*fileKeyName = malloc(strlen(owner_pwname)+strlen(argv[2]+10));
strcpy(fileKeyName,argv[2]);
strcat(fileKeyName,".enc.");
strcat(fileKeyName,owner_pwname);
strcat(fileKeyName,".key");
printf("%s\n",fileKeyName);
char *outputFileKeyName = malloc(strlen(argv[1])+strlen(argv[2])+20);
strcpy(outputFileKeyName,argv[2]);
strcat(outputFileKeyName,".enc.");
strcat(outputFileKeyName,argv[1]);
strcat(outputFileKeyName,".key");
printf("%s\n",outputFileKeyName);
/*==============================================
Check Check Check Check Check Check
==============================================
*/
if (argc!=3) {printf("Wrong number of arguments\n");exit(1);}
char *fileName = malloc(strlen(argv[2])+5);
strcpy(fileName,argv[2]);
strcat(fileName,".enc");
fileChecker(fileName);
/*=============================================
Open DATAFILE and get data
=============================================
*/
encDataFd=open(fileKeyName,O_RDONLY);
if (encDataFd<=0){perror("open encData1");exit(encDataFd);}
ret=fstat(encDataFd,&encDataFileInfo);
if (ret!=0){perror("fstat encDataFd");exit(ret);}
encDataSize=encDataFileInfo.st_size;
encDataPtr=malloc(encDataFileInfo.st_size);
if (encDataPtr==NULL){perror("malloc encData");exit(__LINE__);}
ret=read(encDataFd,encDataPtr,encDataSize);
if (ret!=encDataSize){perror("read encData");exit(ret);}
close(encDataFd);
/*==============================================
Cryptlib initialization
==============================================
*/
//cryptInit();
//ret=cryptAddRandom( NULL , CRYPT_RANDOM_SLOWPOLL);
//checkCryptNormal(ret,"cryptAddRandom",__LINE__);
/*=================================================
Decrypt the key
=================================================
*/
keyFile=malloc( strlen(owner_pwdir )
+ strlen("/.gnupg/secring.gpg") + 1);
if (keyFile==NULL){perror("malloc");exit(__LINE__);}
strcpy(keyFile,owner_pwdir);
strcat(keyFile,"/.gnupg/secring.gpg");
printf("Getting secret key from <%s>\n",keyFile);
//Decrypt key
cryptInit();
ret=cryptAddRandom( NULL , CRYPT_RANDOM_SLOWPOLL);
checkCryptNormal(ret,"cryptAddRandom",__LINE__);
ret=cryptKeysetOpen(&keyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE, keyFile, CRYPT_KEYOPT_READONLY);
free(keyFile);
checkCryptNormal(ret,"cryptKeysetOpen",__LINE__);
ret=cryptCreateEnvelope(&dataEnv, CRYPT_UNUSED, CRYPT_FORMAT_AUTO);
checkCryptNormal(ret,"cryptCreateEnvelope",__LINE__);
ret=cryptSetAttribute(dataEnv, CRYPT_ENVINFO_KEYSET_DECRYPT, keyset);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptPushData(dataEnv,encDataPtr,encDataSize,&bytesCopied);
/* Expect non-zero return -- indicates need private key */
ret=cryptGetAttribute(dataEnv, CRYPT_ATTRIBUTE_CURRENT, &reqAttrib);
if (reqAttrib != CRYPT_ENVINFO_PRIVATEKEY)
{printf("Decrypt error\n");exit(ret);}
ret=cryptGetAttributeString(dataEnv, CRYPT_ENVINFO_PRIVATEKEY_LABEL, label, &labelLength);
label[labelLength]='\0';
checkCryptNormal(ret,"cryptGetAttributeString",__LINE__);
/*===============================================
Get the passphrase
===============================================
*/
tcgetattr(STDIN_FILENO, &ts);
ots = ts;
ts.c_lflag &= ~ECHO;
ts.c_lflag |= ECHONL;
tcsetattr(STDIN_FILENO, TCSAFLUSH, &ts);
tcgetattr(STDIN_FILENO, &ts);
if (ts.c_lflag & ECHO) {
fprintf(stderr, "Failed to turn off echo\n");
tcsetattr(STDIN_FILENO, TCSANOW, &ots);
exit(1);
}
printf("Enter password for <%s>: ",label);
fflush(stdout);
fgets(passbuf, 1024, stdin);
tcsetattr(STDIN_FILENO, TCSANOW, &ots);
ret=cryptSetAttributeString(dataEnv, CRYPT_ENVINFO_PASSWORD,
passbuf, strlen(passbuf)-1);
if (ret != CRYPT_OK) {
if (ret=CRYPT_ERROR_WRONGKEY) {
printf("Wrong Key\n");
exit(ret);
}else{
printf("cryptSetAttributeString line %d returned <%d>\n",__LINE__,ret);
exit(ret);
}
}
ret=cryptFlushData(dataEnv);
checkCryptNormal(ret,"cryptFlushData",__LINE__);
clrDataSize=KEYSIZE;
clrDataPtr=malloc(clrDataSize);
if (clrDataPtr==NULL){perror("malloc");exit(__LINE__);}
bzero(clrDataPtr,clrDataSize);
ret=cryptPopData(dataEnv,clrDataPtr,clrDataSize,&bytesCopied);
checkCryptNormal(ret,"cryptPopData",__LINE__);
ret=cryptDestroyEnvelope(dataEnv);
checkCryptNormal(ret,"cryptDestroyEnvelope",__LINE__);
cryptKeysetClose(keyset);
checkCryptNormal(ret,"cryptKeysetClose",__LINE__);
printf("Bytes decrypted <%d>\n",bytesCopied);
for (i=0;i<bytesCopied;i++){printf("%c",clrDataPtr[i]);}
ret=cryptEnd();
checkCryptNormal(ret,"cryptEnd",__LINE__);
/*====================================================
Part2 Encrypt the key with user's private key
====================================================
*/
/*==============================================
Cryptlib initialization
==============================================
*/
cryptInit();
ret=cryptAddRandom( NULL , CRYPT_RANDOM_SLOWPOLL);
checkCryptNormal(ret,"cryptAddRandom",__LINE__);
/*====================================================
Get key file name
====================================================
*/
keyFile=malloc( strlen(owner_pwdir )
+ strlen("/.gnupg/pubring.gpg") + 1);
if (keyFile==NULL){perror("malloc");exit(__LINE__);}
strcpy(keyFile,owner_pwdir);
strcat(keyFile,"/.gnupg/pubring.gpg");
printf("Getting secret key from <%s>\n",keyFile);
/*====================================================
Encrypt key with GPG public key
Email address is for recipient
===================================================
*/
ret=cryptKeysetOpen(&keyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE, keyFile, CRYPT_KEYOPT_READONLY);
free(keyFile);
checkCryptNormal(ret,"cryptKeysetOpen",__LINE__);
ret=cryptCreateEnvelope(&dataEnv, CRYPT_UNUSED, CRYPT_FORMAT_PGP);
checkCryptNormal(ret,"cryptCreateEnvelope",__LINE__);
ret=cryptSetAttribute(dataEnv, CRYPT_ENVINFO_KEYSET_ENCRYPT, keyset);
checkCryptNormal(ret,"cryptSetAttribute",__LINE__);
ret=cryptSetAttributeString(dataEnv, CRYPT_ENVINFO_RECIPIENT,
argv[1],strlen(argv[1]));
checkCryptNormal(ret,"cryptSetAttributeString",__LINE__);
ret=cryptSetAttribute(dataEnv, CRYPT_ENVINFO_DATASIZE, KEYSIZE);
ret=cryptPushData(dataEnv,clrDataPtr,KEYSIZE,&bytesCopied);
checkCryptNormal(ret,"cryptPushData",__LINE__);
ret=cryptFlushData(dataEnv);
checkCryptNormal(ret,"cryptFlushData",__LINE__);
encDataSize=strlen(clrDataPtr)+1+1028;
encDataPtr=malloc(encDataSize);
if (encDataPtr==NULL){perror("malloc");exit(__LINE__);}
ret=cryptPopData(dataEnv,encDataPtr,encDataSize,&bytesCopied);
printf("cryptPopData returned <%d> bytes of encrypted data\n",bytesCopied);
encDataSize=bytesCopied;
ret=cryptDestroyEnvelope(dataEnv);
checkCryptNormal(ret,"cryptDestroyEnvelope",__LINE__);
cryptKeysetClose(keyset);
checkCryptNormal(ret,"cryptKeysetClose",__LINE__);
/*==============================================
write it to output file.
==============================================
*/
printf("%s\n",outputFileKeyName);
encDataFd=open(outputFileKeyName,O_RDWR|O_CREAT|O_TRUNC,S_IRUSR|S_IWUSR);
if (encDataFd<=0){perror("open encDataFd");exit(encDataFd);}
ret=write(encDataFd,encDataPtr,bytesCopied);
if (ret!=bytesCopied){perror("write encData");exit(ret);}
close(encDataFd);
int chmodStat = chmod (outputFileKeyName, S_IWRITE| S_IREAD| S_IRGRP | S_IWGRP);
if(chmodStat<0){
perror("failed to chmod");
exit(-1);
}
free(encDataPtr);
}
static int connectTSP( const CRYPT_SESSION_TYPE sessionType,
const CRYPT_HANDLE externalCryptContext,
const BOOLEAN persistentConnection,
const BOOLEAN localSession )
{
CRYPT_SESSION cryptSession;
const BOOLEAN isServer = ( sessionType == CRYPT_SESSION_TSP_SERVER ) ? \
TRUE : FALSE;
const BOOLEAN useAltHash = ( !isServer && 0 ) ? TRUE : FALSE;
int status;
printf( "%sTesting %sTSP session...\n", isServer ? "SVR: " : "",
localSession ? "local " : "" );
/* Acquire the init mutex if we're the server */
if( localSession && isServer )
waitMutex();
/* Create the TSP session */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED, sessionType );
if( status == CRYPT_ERROR_PARAM3 ) /* TSP session access not available */
return( CRYPT_ERROR_NOTAVAIL );
if( cryptStatusError( status ) )
{
printf( "%scryptCreateSession() failed with error code %d, line "
"%d.\n", isServer ? "SVR: " : "", status, __LINE__ );
return( FALSE );
}
/* Set up the server information and activate the session. Since this
test explicitly tests the ability to handle persistent connections,
we don't use the general-purpose request/response server wrapper,
which only uses persistent connections opportunistically */
if( isServer )
{
CRYPT_CONTEXT privateKey = externalCryptContext;
if( !setLocalConnect( cryptSession, 318 ) )
return( FALSE );
if( externalCryptContext == CRYPT_UNUSED )
status = getPrivateKey( &privateKey, TSA_PRIVKEY_FILE,
USER_PRIVKEY_LABEL,
TEST_PRIVKEY_PASSWORD );
if( cryptStatusOK( status ) )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_PRIVATEKEY, privateKey );
if( externalCryptContext == CRYPT_UNUSED )
cryptDestroyContext( privateKey );
}
}
else
{
if( localSession )
{
if( !setLocalConnect( cryptSession, 318 ) )
return( FALSE );
}
else
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME, TSP_SERVER_NAME,
paramStrlen( TSP_SERVER_NAME ) );
}
}
if( cryptStatusError( status ) )
{
printf( "cryptSetAttribute/cryptSetAttributeString() failed with "
"error code %d, line %d.\n", status, __LINE__ );
return( FALSE );
}
status = testTSP( cryptSession, isServer, FALSE, useAltHash, localSession );
if( status <= 0 )
return( status );
/* Check whether the session connection is still open */
if( persistentConnection )
{
int connectionActive;
status = cryptGetAttribute( cryptSession, CRYPT_SESSINFO_CONNECTIONACTIVE,
&connectionActive );
if( cryptStatusError( status ) || !connectionActive )
{
printExtError( cryptSession, isServer ? \
"SVR: Persistent connection has been closed, "
"operation" : \
"Persistent connection has been closed, operation",
status, __LINE__ );
return( FALSE );
}
/* Activate the connection to handle two more requests */
status = testTSP( cryptSession, isServer, TRUE, FALSE, FALSE );
if( status <= 0 )
return( status );
status = testTSP( cryptSession, isServer, TRUE, FALSE, FALSE );
if( status <= 0 )
return( status );
}
/* Clean up */
status = cryptDestroySession( cryptSession );
if( cryptStatusError( status ) )
{
printf( "cryptDestroySession() failed with error code %d, line %d.\n",
status, __LINE__ );
return( FALSE );
}
printf( isServer ? "SVR: %sTSP server session succeeded.\n\n" : \
"%sTSP client session succeeded.\n\n",
persistentConnection ? "Persistent " : "" );
return( TRUE );
}
int testReadCertURL( void )
{
int status;
/* Test fetching a certificate from a URL via an HTTP proxy. This
requires a random open proxy for testing (unless the site happens to
be running an HTTP proxy), www.openproxies.com will provide this.
Alternatively, for testing from a NZ-local ISP, proxy.xtra.co.nz:8080
can also be used */
#if 0 /* This is usually disabled because most people aren't behind HTTP
proxies, and abusing other people's misconfigured HTTP caches/
proxies for testing isn't very nice */
puts( "Testing HTTP certificate read from URL via proxy..." );
cryptSetAttributeString( CRYPT_UNUSED, CRYPT_OPTION_NET_HTTP_PROXY,
"proxy.zetwuinwest.com.pl:80", 27 );
status = testKeysetRead( CRYPT_KEYSET_HTTP, HTTP_KEYSET_CERT_NAME,
CRYPT_KEYID_NAME, "[none]",
CRYPT_CERTTYPE_CERTIFICATE, READ_OPTION_NORMAL );
if( status == CRYPT_ERROR_NOTAVAIL ) /* HTTP keyset access not avail.*/
return( CRYPT_ERROR_NOTAVAIL );
if( !status )
return( FALSE );
#endif /* 0 */
/* Test fetching a certificate from a URL */
puts( "Testing HTTP certificate read from URL..." );
status = testKeysetRead( CRYPT_KEYSET_HTTP, HTTP_KEYSET_CERT_NAME,
CRYPT_KEYID_NAME, TEXT( "[none]" ),
CRYPT_CERTTYPE_CERTIFICATE, READ_OPTION_NORMAL );
if( status == CRYPT_ERROR_NOTAVAIL ) /* HTTP keyset access not avail.*/
return( CRYPT_ERROR_NOTAVAIL );
if( status == CRYPT_ERROR_FAILED )
{
puts( "This is probably because the server isn't available or "
"inaccessible.\n" );
return( TRUE );
}
if( !status )
{
puts( "If this message took a long time to appear, you may be "
"behind a firewall\nthat blocks HTTP traffic.\n" );
return( FALSE );
}
/* Test fetching a CRL from a URL */
puts( "Testing HTTP CRL read from URL..." );
status = testKeysetRead( CRYPT_KEYSET_HTTP, HTTP_KEYSET_CRL_NAME,
CRYPT_KEYID_NAME, TEXT( "[none]" ),
CRYPT_CERTTYPE_CRL, READ_OPTION_NORMAL );
if( status == CRYPT_ERROR_NOTAVAIL ) /* HTTP keyset access not avail.*/
return( CRYPT_ERROR_NOTAVAIL );
if( !status )
return( FALSE );
/* Test fetching a huge CRL from a URL, to check the ability to read
arbitrary-length HTTP data */
#if 1 /* We allow this to be disabled because of the CRL size */
puts( "Testing HTTP mega-CRL read from URL..." );
status = testKeysetRead( CRYPT_KEYSET_HTTP, HTTP_KEYSET_HUGECRL_NAME,
CRYPT_KEYID_NAME, TEXT( "[none]" ),
CRYPT_CERTTYPE_CRL, READ_OPTION_NORMAL );
if( status == CRYPT_ERROR_NOTAVAIL ) /* HTTP keyset access not avail.*/
return( CRYPT_ERROR_NOTAVAIL );
if( !status )
return( FALSE );
#endif /* 0 */
puts( "HTTP certificate/CRL read from URL succeeded.\n" );
return( TRUE );
}
void createCSR(CRYPT_CONTEXT keyContext) {
CRYPT_CERTIFICATE cryptCertRequest;
void *certRequest;
int certRequestMaxLength, certRequestLength;
FILE *f = NULL;
int status;
/* Create a certification request and add the public key to it */
status = cryptCreateCert( &cryptCertRequest, CRYPT_UNUSED, CRYPT_CERTTYPE_CERTREQUEST );
if (status != CRYPT_OK) {
fprintf(stderr, "Error creating certRequest\n");
exit(1);
}
status = cryptSetAttribute( cryptCertRequest, CRYPT_CERTINFO_SUBJECTPUBLICKEYINFO, keyContext );
if (status != CRYPT_OK) {
fprintf(stderr, "Error setting pubkey: %d\n", status);
exit(1);
}
/* Add identification information */
status = cryptSetAttributeString(cryptCertRequest, CRYPT_CERTINFO_COUNTRYNAME, "US", 2);
if (status != CRYPT_OK) {
fprintf(stderr, "Error setting C\n");
exit(1);
}
status = cryptSetAttributeString(cryptCertRequest, CRYPT_CERTINFO_ORGANIZATIONNAME, "example", 7);
if (status != CRYPT_OK) {
fprintf(stderr, "Error setting O\n");
exit(1);
}
status = cryptSetAttributeString(cryptCertRequest, CRYPT_CERTINFO_COMMONNAME, "example", 7);
if (status != CRYPT_OK) {
fprintf(stderr, "Error setting CN\n");
exit(1);
}
/* Sign the certification request with the private key and export it
*/
status = cryptSignCert( cryptCertRequest, keyContext );
if (status != CRYPT_OK) {
fprintf(stderr, "Error signing CSR\n");
exit(1);
}
status = cryptExportCert( NULL, 0, &certRequestMaxLength, CRYPT_CERTFORMAT_TEXT_CERTIFICATE, cryptCertRequest );
if (status != CRYPT_OK) {
fprintf(stderr, "Error getting max cert length\n");
exit(1);
}
certRequest = malloc( certRequestMaxLength );
status = cryptExportCert( certRequest, certRequestMaxLength, &certRequestLength, CRYPT_CERTFORMAT_TEXT_CERTIFICATE, cryptCertRequest);
if (status != CRYPT_OK) {
fprintf(stderr, "Error exporting cert\n");
exit(1);
}
/* Destroy the certification request */
status = cryptDestroyCert( cryptCertRequest );
if (status != CRYPT_OK) {
fprintf(stderr, "Error destroying cert request\n");
exit(1);
}
f = fopen(CSR_FILE, "w");
if (!f) { perror("fopen CSR_FILE"); exit(1); }
fwrite(certRequest, certRequestLength, 1, f);
fclose(f);
free(certRequest);
}
static int exec_cmpcli_init(int argc, char **argv) {
CRYPT_SESSION session;
CRYPT_CERTIFICATE cert, cacert, req;
CRYPT_CONTEXT keypair;
CRYPT_KEYSET privkeys;
const char *cmd, *uid, *ipwd, *crtfilename, *cacrtfilename, *kpfilename;
void *crtdata;
int status, data_len;
if (argc != 6) { fprintf(stderr, "cmpcli argv!=6\n"); return 1; }
cmd = argv[0]; uid = argv[1]; ipwd = argv[2]; crtfilename=argv[3]; cacrtfilename=argv[4]; kpfilename = argv[5];
fprintf(stderr, "uid=\"%s\" ipwd=\"%s\"\n", uid, ipwd);
#if 0
crtdata = read_full_file(crtfilename, &data_len);
if (!crtdata) return 1;
status = cryptImportCert(crtdata, data_len, CRYPT_UNUSED, &cert);
WARN_AND_RETURN_IF(status);
free(crtdata);
#endif
crtdata = read_full_file(cacrtfilename, &data_len);
if (!crtdata) return 1;
status = cryptImportCert(crtdata, data_len, CRYPT_UNUSED, &cacert);
WARN_AND_RETURN_IF(status);
free(crtdata);
status = create_keypair(&keypair, DEFAULT_PRIVKEY_LABEL);
WARN_AND_RETURN_IF(status);
status = cryptKeysetOpen(&privkeys, CRYPT_UNUSED, CRYPT_KEYSET_FILE, kpfilename, CRYPT_KEYOPT_CREATE);
WARN_AND_RETURN_IF(status);
status = cryptAddPrivateKey(privkeys, keypair, DEFAULT_PASSWORD);
WARN_AND_RETURN_IF(status);
status = cryptCreateCert(&req, CRYPT_UNUSED, CRYPT_CERTTYPE_REQUEST_CERT);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(req, CRYPT_CERTINFO_SUBJECTPUBLICKEYINFO, keypair);
WARN_AND_RETURN_IF(status);
status = cryptSignCert(req, keypair);
WARN_AND_RETURN_IF(status);
status = cryptCreateSession(&session, CRYPT_UNUSED, CRYPT_SESSION_CMP);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_CMP_REQUESTTYPE, CRYPT_REQUESTTYPE_INITIALIZATION);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_CACERTIFICATE, cacert);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_REQUEST, req);
WARN_AND_RETURN_IF(status);
status = cryptSetAttributeString(session, CRYPT_SESSINFO_USERNAME, uid, strlen(uid));
WARN_AND_RETURN_IF(status);
status = cryptSetAttributeString(session, CRYPT_SESSINFO_PASSWORD, ipwd, strlen(ipwd));
WARN_AND_RETURN_IF(status);
status = cryptSetAttributeString(session, CRYPT_SESSINFO_SERVER_NAME, "127.0.0.1", 9);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_SERVER_PORT, 65000);
WARN_AND_RETURN_IF(status);
status = cryptSetAttribute(session, CRYPT_SESSINFO_ACTIVE, 1);
WARN_AND_RETURN_IF(status);
status = cryptGetAttribute(session, CRYPT_SESSINFO_RESPONSE, &cert);
WARN_AND_RETURN_IF(status);
status = export_cert(cert, crtfilename);
WARN_AND_RETURN_IF(status);
status = cryptAddPublicKey(privkeys, cert);
WARN_AND_RETURN_IF(status);
status = cryptKeysetClose(privkeys);
WARN_AND_RETURN_IF(status);
status = cryptDestroySession(session);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(cacert);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(cert);
WARN_AND_RETURN_IF(status);
status = cryptDestroyCert(req);
WARN_AND_RETURN_IF(status);
status = cryptDestroyContext(keypair);
return 0;
}
int main( int argc, char *argv[] )
{
int n;
FILE *f;
char *buf[8];
char *outFile;
char *keyFile;
char *certFile;
char *certData;
char *label;
char *secret;
struct stat st;
int usage;
RSA *key;
EVP_PKEY *evp;
CRYPT_KEYSET keyset;
CRYPT_CONTEXT pKey;
CRYPT_PKCINFO_RSA rsa;
CRYPT_CERTIFICATE cert;
CRYPT_KEYOPT_TYPE opt;
if ( argc != 6 ) {
fprintf( stderr,
"Syntax: %s <key> <cert> <out> <label> <secret>\n",
argv[0] );
exit( -1 );
}
keyFile = argv[1];
certFile = argv[2];
outFile = argv[3];
label = argv[4];
secret = argv[5];
if ( ( f = fopen( keyFile, "r" ) ) == NULL ||
( evp = PEM_read_PrivateKey( f, NULL, NULL, NULL ) ) == NULL ||
( key = EVP_PKEY_get1_RSA( evp ) ) == NULL )
{
fprintf( stderr, "Couldn't load private key from '%s'\n", keyFile );
if ( f ) {
ERR_print_errors_fp( stderr );
fclose( f );
}
if ( evp )
EVP_PKEY_free( evp );
exit( -1 );
}
if ( ( f = fopen( certFile, "r" ) ) == NULL ||
fstat( fileno( f ), &st ) < 0 ||
( certData = malloc( st.st_size ) ) == NULL ||
fread( certData, 1, st.st_size, f ) < st.st_size )
{
fprintf( stderr, "Couldn't load certificate from '%s'\n", certFile );
if ( f )
fclose( f );
free( certData );
exit( -1 );
}
/* Should we create a keyset, or append to an existing one? */
opt = CRYPT_KEYOPT_CREATE;
f = fopen( outFile, "r" );
if ( f != NULL ) {
opt = CRYPT_KEYOPT_NONE;
fclose( f );
}
cryptInit();
cryptInitComponents( &rsa, CRYPT_KEYTYPE_PRIVATE );
if ( ( buf[0] = malloc( BN_num_bytes( key->n ) ) ) != NULL &&
( buf[1] = malloc( BN_num_bytes( key->e ) ) ) != NULL &&
( buf[2] = malloc( BN_num_bytes( key->d ) ) ) != NULL &&
( buf[3] = malloc( BN_num_bytes( key->p ) ) ) != NULL &&
( buf[4] = malloc( BN_num_bytes( key->q ) ) ) != NULL &&
( buf[5] = malloc( BN_num_bytes( key->iqmp ) ) ) != NULL &&
( buf[6] = malloc( BN_num_bytes( key->dmp1 ) ) ) != NULL &&
( buf[7] = malloc( BN_num_bytes( key->dmq1 ) ) ) != NULL )
{
int i;
BN_bn2bin( key->n, buf[0] );
BN_bn2bin( key->e, buf[1] );
BN_bn2bin( key->d, buf[2] );
BN_bn2bin( key->p, buf[3] );
BN_bn2bin( key->q, buf[4] );
BN_bn2bin( key->iqmp, buf[5] );
BN_bn2bin( key->dmp1, buf[6] );
BN_bn2bin( key->dmq1, buf[7] );
cryptSetComponent( (&rsa)->n, buf[0], BN_num_bits( key->n ) );
cryptSetComponent( (&rsa)->e, buf[1], BN_num_bits( key->e ) );
cryptSetComponent( (&rsa)->d, buf[2], BN_num_bits( key->d ) );
cryptSetComponent( (&rsa)->p, buf[3], BN_num_bits( key->p ) );
cryptSetComponent( (&rsa)->q, buf[4], BN_num_bits( key->q ) );
cryptSetComponent( (&rsa)->u, buf[5], BN_num_bits( key->iqmp ) );
cryptSetComponent( (&rsa)->e1, buf[6], BN_num_bits( key->dmp1 ) );
cryptSetComponent( (&rsa)->e2, buf[7], BN_num_bits( key->dmq1 ) );
i = 0;
while ( i < 8 )
free( buf[i++] );
}
else {
fprintf( stderr, "Couldn't initialise PKCINFO_RSA data.\n" );
exit( -1 );
}
n = cryptCreateContext( &pKey, CRYPT_UNUSED, CRYPT_ALGO_RSA );
check( n, pKey, "cryptCreateContext" );
n = cryptSetAttributeString( pKey, CRYPT_CTXINFO_LABEL,
label, strlen( label ) );
check( n, pKey, "cryptSetAttributeString(LABEL)" );
n = cryptSetAttributeString( pKey, CRYPT_CTXINFO_KEY_COMPONENTS,
&rsa, sizeof( CRYPT_PKCINFO_RSA ) );
check( n, pKey, "cryptSetAttributeString(KEY_COMPONENTS)" );
n = cryptImportCert( certData, st.st_size, CRYPT_UNUSED, &cert );
check( n, cert, "cryptImportCert" );
n = cryptGetAttribute( cert, CRYPT_CERTINFO_KEYUSAGE, &usage );
if ( n != CRYPT_OK ) {
fprintf( stderr, "Warning: The certificate specifies no KEYUSAGE.\n"
"Cryptlib may not permit its use. See "
"<http://toroid.org/ams/pemtrans>.\n" );
}
n = cryptKeysetOpen( &keyset, CRYPT_UNUSED, CRYPT_KEYSET_FILE,
outFile, opt );
check( n, keyset, "cryptKeysetOpen" );
n = cryptAddPrivateKey( keyset, pKey, secret );
check( n, keyset, "cryptAddPrivateKey" );
n = cryptAddPublicKey( keyset, cert );
check( n, keyset, "cryptAddPublicKey" );
cryptKeysetClose( keyset );
cryptDestroyComponents( &rsa );
cryptDestroyContext( pKey );
cryptDestroyCert( cert );
exit( 0 );
}
static int fuzzSession( const CRYPT_SESSION_TYPE sessionType,
const char *fuzzFileName )
{
CRYPT_SESSION cryptSession;
CRYPT_CONTEXT cryptPrivKey = CRYPT_UNUSED;
BYTE buffer[ 4096 ];
const BOOLEAN isServer = \
( sessionType == CRYPT_SESSION_SSH_SERVER || \
sessionType == CRYPT_SESSION_SSL_SERVER || \
sessionType == CRYPT_SESSION_OCSP_SERVER || \
sessionType == CRYPT_SESSION_RTCS_SERVER || \
sessionType == CRYPT_SESSION_TSP_SERVER || \
sessionType == CRYPT_SESSION_CMP_SERVER || \
sessionType == CRYPT_SESSION_SCEP_SERVER ) ? \
TRUE : FALSE;
int length, status;
/* Create the session */
status = cryptCreateSession( &cryptSession, CRYPT_UNUSED, sessionType );
if( cryptStatusError( status ) )
return( status );
/* Set up the various attributes needed to establish a minimal session */
if( !isServer )
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_SERVER_NAME,
"localhost", 9 );
if( cryptStatusError( status ) )
return( status );
}
if( isServer )
{
if( !loadRSAContexts( CRYPT_UNUSED, NULL, &cryptPrivKey ) )
return( CRYPT_ERROR_FAILED );
}
if( sessionType == CRYPT_SESSION_SSH || \
sessionType == CRYPT_SESSION_CMP )
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_USERNAME,
SSH_USER_NAME,
paramStrlen( SSH_USER_NAME ) );
if( cryptStatusOK( status ) )
{
status = cryptSetAttributeString( cryptSession,
CRYPT_SESSINFO_PASSWORD,
SSH_PASSWORD,
paramStrlen( SSH_PASSWORD ) );
}
if( cryptStatusError( status ) )
return( status );
}
if( sessionType == CRYPT_SESSION_CMP )
{
status = cryptSetAttribute( cryptSession,
CRYPT_SESSINFO_CMP_REQUESTTYPE,
CRYPT_REQUESTTYPE_INITIALISATION );
if( cryptStatusError( status ) )
return( status );
}
/* Perform any final session initialisation */
cryptFuzzInit( cryptSession, cryptPrivKey );
/* We're ready to go, start the forkserver and read the mutable data */
#ifndef __WINDOWS__
__afl_manual_init();
#endif /* !__WINDOWS__ */
length = readFileData( fuzzFileName, fuzzFileName, buffer, 4096, 32,
TRUE );
if( length < 32 )
return( CRYPT_ERROR_READ );
/* Perform the fuzzing */
( void ) cryptSetFuzzData( cryptSession, buffer, length );
cryptDestroySession( cryptSession );
if( cryptPrivKey != CRYPT_UNUSED )
cryptDestroyContext( cryptPrivKey );
return( CRYPT_OK );
}
