static void sftp_attr(SilcSFTP sftp, SilcSFTPStatus status,
const SilcSFTPAttributes attrs, void *context)
{
SilcSFTPHandle handle = (SilcSFTPHandle)context;
int i;
fprintf(stderr, "Status %d\n", status);
if (status != SILC_SFTP_STATUS_OK) {
SILC_LOG_DEBUG(("Error status"));
success = FALSE;
end_test();
return;
}
SILC_LOG_DEBUG(("Attr.flags: %d", attrs->flags));
SILC_LOG_DEBUG(("Attr.size: %lu", attrs->size));
SILC_LOG_DEBUG(("Attr.uid: %d", attrs->uid));
SILC_LOG_DEBUG(("Attr.gid: %d", attrs->gid));
SILC_LOG_DEBUG(("Attr.permissions: %d", attrs->permissions));
SILC_LOG_DEBUG(("Attr.atime: %d", attrs->atime));
SILC_LOG_DEBUG(("Attr.mtime: %d", attrs->mtime));
SILC_LOG_DEBUG(("Attr.extended count: %d", attrs->extended_count));
for (i = 0; i < attrs->extended_count; i++) {
SILC_LOG_HEXDUMP(("Attr.extended_type[i]:", i),
attrs->extended_type[i]->data,
silc_buffer_len(attrs->extended_type[i]));
SILC_LOG_HEXDUMP(("Attr.extended_data[i]:", i),
attrs->extended_data[i]->data,
silc_buffer_len(attrs->extended_data[i]));
}
if (!file) {
fprintf(stderr, "Closing file\n");
silc_sftp_close(sftp, handle, sftp_status, context);
return;
}
fprintf(stderr, "LStatting file %s\n", file);
silc_sftp_lstat(sftp, file, sftp_attr, context);
file = NULL;
}
static void sftp_data(SilcSFTP sftp, SilcSFTPStatus status,
const unsigned char *data, SilcUInt32 data_len,
void *context)
{
SilcSFTPHandle handle = (SilcSFTPHandle)context;
if (status != SILC_SFTP_STATUS_OK) {
SilcSFTPAttributesStruct attrs;
fprintf(stderr, "Status %d\n", status);
if (status != SILC_SFTP_STATUS_EOF) {
SILC_LOG_DEBUG(("Error status"));
success = FALSE;
end_test();
return;
}
if (!strcmp(file, "/sftp/sftp_server.c")) {
fprintf(stderr, "FStatting file handle %s\n", file);
silc_sftp_fstat(sftp, handle, sftp_attr, context);
return;
}
/* Open another file */
opendir = FALSE;
memset(&attrs, 0, sizeof(attrs));
file = "/sftp/sftp_server.c";
fprintf(stderr, "Opening file %s\n", file);
offset = 0;
silc_sftp_open(sftp, file, SILC_SFTP_FXF_READ,
&attrs, sftp_handle, gclient);
return;
}
SILC_LOG_HEXDUMP(("data"), (unsigned char *)data, data_len);
offset += data_len;
/* Attempt to read more */
fprintf(stderr, "Reading more of file %s\n", file);
silc_sftp_read(sftp, handle, offset, 2048, sftp_data, handle);
}
static void silc_sftp_send_packet(SilcSFTPServer sftp,
SilcSFTPPacket type,
SilcUInt32 len, ...)
{
SilcBuffer tmp;
va_list vp;
int ret;
va_start(vp, len);
tmp = silc_sftp_packet_encode_vp(type, sftp->packet, len, vp);
va_end(vp);
if (!tmp)
return;
sftp->packet = tmp;
SILC_LOG_HEXDUMP(("SFTP packet to client"), silc_buffer_data(sftp->packet),
silc_buffer_len(sftp->packet));
/* Send the packet */
while (silc_buffer_len(sftp->packet) > 0) {
ret = silc_stream_write(sftp->stream, silc_buffer_data(sftp->packet),
silc_buffer_len(sftp->packet));
if (ret == -2) {
SILC_LOG_ERROR(("Error sending SFTP packet type %d", type));
sftp->error((SilcSFTP)sftp, SILC_SFTP_STATUS_NO_CONNECTION,
sftp->context);
silc_buffer_reset(sftp->packet);
return;
}
if (ret == 0) {
sftp->error((SilcSFTP)sftp, SILC_SFTP_STATUS_EOF, sftp->context);
silc_buffer_reset(sftp->packet);
return;
}
if (ret == -1)
return;
silc_buffer_pull(sftp->packet, ret);
}
/* Clear packet */
silc_buffer_reset(sftp->packet);
}
int main(int argc, char **argv)
{
SilcBool success = FALSE;
unsigned char digest[32], tmp[4096], digest2[32];
SilcUInt32 tmp_len;
SilcHash sha256;
if (argc > 1 && !strcmp(argv[1], "-d")) {
silc_log_debug(TRUE);
silc_log_debug_hexdump(TRUE);
silc_log_set_debug_string("*crypt*,*hash*,*sha256*");
}
SILC_LOG_DEBUG(("Registering builtin hash functions"));
silc_hash_register_default();
SILC_LOG_DEBUG(("Allocating sha256 hash function"));
if (!silc_hash_alloc("sha256", &sha256)) {
SILC_LOG_DEBUG(("Allocating sha256 hash function failed"));
goto err;
}
SilcUInt64 t1, t2;
silc_timer_synchronize(&timer);
/* First test vector */
SILC_LOG_DEBUG(("First test vector"));
silc_hash_init(sha256);
silc_hash_update(sha256, data1, strlen(data1));
memset(digest, 0, sizeof(digest));
t1 = silc_timer_tick(&timer, FALSE);
silc_hash_final(sha256, digest);
t2 = silc_timer_tick(&timer, TRUE);
SILC_LOG_DEBUG(("cycles: %d", t2 - t1));
SILC_LOG_HEXDUMP(("Message"), (unsigned char *)data1, strlen(data1));
SILC_LOG_HEXDUMP(("Digest"), digest, sizeof(digest));
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)data1_digest,
sizeof(digest));
if (memcmp(digest, data1_digest, sizeof(digest))) {
SILC_LOG_DEBUG(("Hash failed"));
goto err;
}
SILC_LOG_DEBUG(("Hash is successful"));
/* Second test vector */
SILC_LOG_DEBUG(("Second test vector"));
silc_hash_init(sha256);
silc_hash_update(sha256, data2, strlen(data2));
silc_hash_final(sha256, digest);
SILC_LOG_HEXDUMP(("Message"), (unsigned char *)data2, strlen(data2));
SILC_LOG_HEXDUMP(("Digest"), digest, sizeof(digest));
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)data2_digest,
sizeof(digest));
if (memcmp(digest, data2_digest, sizeof(digest))) {
SILC_LOG_DEBUG(("Hash failed"));
goto err;
}
SILC_LOG_DEBUG(("Hash is successful"));
/* Third test vector */
SILC_LOG_DEBUG(("Third test vector"));
silc_hash_init(sha256);
silc_hex2data(data3, tmp, sizeof(tmp), &tmp_len);
silc_hash_update(sha256, tmp, tmp_len);
silc_hash_final(sha256, digest);
SILC_LOG_HEXDUMP(("Message"), tmp, tmp_len);
SILC_LOG_HEXDUMP(("Digest"), digest, sizeof(digest));
silc_hex2data(data3_digest, digest2, sizeof(digest2), NULL);
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)digest2,
sizeof(digest));
if (memcmp(digest, digest2, sizeof(digest))) {
SILC_LOG_DEBUG(("Hash failed"));
goto err;
}
SILC_LOG_DEBUG(("Hash is successful"));
success = TRUE;
err:
SILC_LOG_DEBUG(("Testing was %s", success ? "SUCCESS" : "FAILURE"));
fprintf(stderr, "Testing was %s\n", success ? "SUCCESS" : "FAILURE");
silc_hash_free(sha256);
silc_hash_unregister_all();
return success;
}
int main(int argc, char **argv)
{
SilcBool success = FALSE;
unsigned char digest[20];
SilcUInt32 len;
SilcHmac hmac;
if (argc > 1 && !strcmp(argv[1], "-d")) {
silc_log_debug(TRUE);
silc_log_debug_hexdump(TRUE);
silc_log_set_debug_string("*crypt*,*hash*,*sha1*,*hmac*");
}
SILC_LOG_DEBUG(("Registering builtin hash functions"));
silc_hash_register_default();
silc_hmac_register_default();
SILC_LOG_DEBUG(("Allocating sha1 HMAC"));
if (!silc_hmac_alloc("hmac-sha1", NULL, &hmac)) {
SILC_LOG_DEBUG(("Allocating sha1 HMAC failed"));
goto err;
}
/* First test vector */
SILC_LOG_DEBUG(("First test vector"));
silc_hmac_init_with_key(hmac, key1, key1_len);
silc_hmac_update(hmac, data1, strlen(data1));
silc_hmac_final(hmac, digest, &len);
SILC_LOG_HEXDUMP(("Key"), (unsigned char *)key1, key1_len);
SILC_LOG_HEXDUMP(("Message"), (unsigned char *)data1, strlen(data1));
SILC_LOG_HEXDUMP(("Digest"), digest, len);
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)data1_digest, len);
if (memcmp(digest, data1_digest, len)) {
SILC_LOG_DEBUG(("HMAC failed"));
goto err;
}
SILC_LOG_DEBUG(("HMAC is successful"));
/* Second test vector */
SILC_LOG_DEBUG(("Second test vector"));
silc_hmac_init_with_key(hmac, key2, key2_len);
silc_hmac_update(hmac, data2, strlen(data2));
silc_hmac_final(hmac, digest, &len);
SILC_LOG_HEXDUMP(("Key"), (unsigned char *)key2, key2_len);
SILC_LOG_HEXDUMP(("Message"), (unsigned char *)data2, strlen(data2));
SILC_LOG_HEXDUMP(("Digest"), digest, len);
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)data2_digest, len);
if (memcmp(digest, data2_digest, len)) {
SILC_LOG_DEBUG(("HMAC failed"));
goto err;
}
SILC_LOG_DEBUG(("HMAC is successful"));
/* Third test vector */
SILC_LOG_DEBUG(("Third test vector"));
silc_hmac_init_with_key(hmac, key3, key3_len);
memset(data3, '\xdd', sizeof(data3));
silc_hmac_update(hmac, data3, sizeof(data3));
silc_hmac_final(hmac, digest, &len);
SILC_LOG_HEXDUMP(("Key"), (unsigned char *)key3, key3_len);
SILC_LOG_HEXDUMP(("Message"), (unsigned char *)data3, sizeof(data3));
SILC_LOG_HEXDUMP(("Digest"), digest, len);
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)data3_digest, len);
if (memcmp(digest, data3_digest, len)) {
SILC_LOG_DEBUG(("HMAC failed"));
goto err;
}
SILC_LOG_DEBUG(("HMAC is successful"));
/* Fourth test vector */
SILC_LOG_DEBUG(("Fourth test vector"));
memset(key4, '\xaa', key4_len);
silc_hmac_init_with_key(hmac, key4, key4_len);
silc_hmac_update(hmac, data4, strlen(data4));
silc_hmac_final(hmac, digest, &len);
SILC_LOG_HEXDUMP(("Key"), (unsigned char *)key4, key4_len);
SILC_LOG_HEXDUMP(("Message"), (unsigned char *)data4, sizeof(data4));
SILC_LOG_HEXDUMP(("Digest"), digest, len);
SILC_LOG_HEXDUMP(("Expected digest"), (unsigned char *)data4_digest, len);
if (memcmp(digest, data4_digest, len)) {
SILC_LOG_DEBUG(("HMAC failed"));
goto err;
}
SILC_LOG_DEBUG(("HMAC is successful"));
success = TRUE;
err:
SILC_LOG_DEBUG(("Testing was %s", success ? "SUCCESS" : "FAILURE"));
fprintf(stderr, "Testing was %s\n", success ? "SUCCESS" : "FAILURE");
silc_hmac_free(hmac);
silc_hash_unregister_all();
silc_hmac_unregister_all();
return success;
}
int main(int argc, char **argv)
{
SilcBool success = FALSE;
SilcMessagePayload message;
SilcBuffer buf;
const char *msg = "FOOBAR MESSAGE";
unsigned char *data, tmp[1023], *tmp2;
SilcUInt32 data_len;
SilcUInt16 flags;
int i, n;
if (argc > 1 && !strcmp(argv[1], "-d")) {
silc_log_debug(TRUE);
silc_log_debug_hexdump(TRUE);
silc_log_set_debug_string("*message*");
}
silc_cipher_register_default();
silc_hash_register_default();
silc_hmac_register_default();
silc_pkcs_register_default();
SILC_LOG_DEBUG(("Load keypair"));
if (!silc_load_key_pair("pubkey.pub", "privkey.prv", "",
&public_key, &private_key)) {
SILC_LOG_DEBUG(("Create keypair"));
if (!silc_create_key_pair("rsa", 2048, "pubkey.pub", "privkey.prv",
NULL, "", &public_key, &private_key, FALSE))
goto err;
}
SILC_LOG_DEBUG(("Alloc RNG"));
rng = silc_rng_alloc();
silc_rng_init(rng);
SILC_LOG_DEBUG(("Alloc AES"));
if (!silc_cipher_alloc("aes-128-cbc", &key))
goto err;
SILC_LOG_DEBUG(("Alloc SHA-256"));
if (!silc_hash_alloc("sha256", &hash))
goto err;
SILC_LOG_DEBUG(("Alloc HMAC"));
if (!silc_hmac_alloc("hmac-sha256-96", hash, &hmac))
goto err;
SILC_LOG_DEBUG(("Set static key: '1234567890123456'"));
if (!silc_cipher_set_key(key, "1234567890123456", 16 * 8))
goto err;
SILC_LOG_DEBUG(("Set HMAC key: '1234567890123456'"));
silc_hmac_set_key(hmac, "1234567890123456", 16);
/* Simple private message */
SILC_LOG_DEBUG(("Encoding private message len %d (static key)",
strlen(msg)));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK,
msg, strlen(msg), TRUE, TRUE,
key, hmac, rng, NULL, NULL, NULL, NULL);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing private messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), TRUE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != strlen(msg) || memcmp(data, msg, strlen(msg)))
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
silc_message_payload_free(message);
/* Simple private message */
n = 10;
SILC_LOG_DEBUG(("Encoding private message len %d (static key)", n));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK,
msg, n, TRUE, TRUE,
key, hmac, rng, NULL, NULL, NULL, buf);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing private messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), TRUE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != n || memcmp(data, msg, n))
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
silc_message_payload_free(message);
/* Simple private message */
n = 1;
SILC_LOG_DEBUG(("Encoding private message len %d (static key)", n));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK,
msg, n, TRUE, TRUE,
key, hmac, rng, NULL, NULL, NULL, buf);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing private messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), TRUE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != n || memcmp(data, msg, n))
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
silc_message_payload_free(message);
/* Simple private message */
for (i = 0; i < sizeof(tmp); i++)
tmp[i] = (32 + i) & 127;
SILC_LOG_DEBUG(("Encoding private message len %d (static key)",
sizeof(tmp)));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK,
tmp, sizeof(tmp), TRUE, TRUE,
key, hmac, rng, NULL, NULL, NULL, buf);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing private messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), TRUE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != sizeof(tmp) || memcmp(data, tmp, sizeof(tmp)))
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
silc_message_payload_free(message);
/* Digitally signed private message */
for (i = 0; i < sizeof(tmp); i++)
tmp[i] = (32 + i) & 127;
SILC_LOG_DEBUG(("Encoding private message len %d (static key) SIGNED",
sizeof(tmp)));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK |
SILC_MESSAGE_FLAG_SIGNED,
tmp, sizeof(tmp), TRUE, TRUE,
key, hmac, rng,
public_key, private_key, hash, buf);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing private messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), TRUE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_SIGNED))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != sizeof(tmp) || memcmp(data, tmp, sizeof(tmp)))
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
SILC_LOG_DEBUG(("Verifying signature"));
if (silc_message_signed_verify(message, public_key, hash) !=
SILC_AUTH_OK)
goto err;
SILC_LOG_DEBUG(("Signature Ok"));
SILC_LOG_DEBUG(("Get public key"));
pk2 = silc_message_signed_get_public_key(message, NULL, NULL);
if (!pk2)
goto err;
SILC_LOG_DEBUG(("Verify public key"));
if (!silc_pkcs_public_key_compare(public_key, pk2))
goto err;
SILC_LOG_DEBUG(("Public key Ok"));
silc_pkcs_public_key_free(pk2);
silc_message_payload_free(message);
/* Digitally signed channel message */
for (i = 0; i < sizeof(tmp) / 2; i++)
tmp[i] = (32 + i) & 127;
SILC_LOG_DEBUG(("Encoding channel message len %d (static key) SIGNED",
sizeof(tmp) / 2));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK |
SILC_MESSAGE_FLAG_SIGNED,
tmp, sizeof(tmp) / 2, TRUE, FALSE,
key, hmac, rng,
public_key, private_key, hash, buf);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing channel messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), FALSE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_SIGNED))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != sizeof(tmp) / 2 || memcmp(data, tmp, sizeof(tmp) / 2))
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
SILC_LOG_DEBUG(("Verifying signature"));
if (silc_message_signed_verify(message, public_key, hash) !=
SILC_AUTH_OK)
goto err;
SILC_LOG_DEBUG(("Signature Ok"));
SILC_LOG_DEBUG(("Get public key"));
pk2 = silc_message_signed_get_public_key(message, NULL, NULL);
if (!pk2)
goto err;
SILC_LOG_DEBUG(("Verify public key"));
if (!silc_pkcs_public_key_compare(public_key, pk2))
goto err;
SILC_LOG_DEBUG(("Public key Ok"));
silc_pkcs_public_key_free(pk2);
silc_message_payload_free(message);
/* Digitally signed private message (no encryption) */
for (i = 0; i < sizeof(tmp) / 2; i++)
tmp[i] = (32 + i) & 127;
SILC_LOG_DEBUG(("Encoding private message len %d SIGNED",
sizeof(tmp) / 2));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK |
SILC_MESSAGE_FLAG_SIGNED,
tmp, sizeof(tmp) / 2, FALSE, TRUE,
NULL, NULL, rng,
public_key, private_key, hash, buf);
if (!buf)
goto err;
SILC_LOG_HEXDUMP(("message"), buf->data, silc_buffer_len(buf));
SILC_LOG_DEBUG(("Parsing private messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), TRUE, FALSE,
NULL, NULL, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_SIGNED))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_HEXDUMP(("Data"), data, data_len);
if (data_len != sizeof(tmp) / 2 || memcmp(data, tmp, sizeof(tmp) / 2))
goto err;
SILC_LOG_DEBUG(("Verifying signature"));
if (silc_message_signed_verify(message, public_key, hash) !=
SILC_AUTH_OK)
goto err;
SILC_LOG_DEBUG(("Signature Ok"));
SILC_LOG_DEBUG(("Get public key"));
pk2 = silc_message_signed_get_public_key(message, NULL, NULL);
if (!pk2)
goto err;
SILC_LOG_DEBUG(("Verify public key"));
if (!silc_pkcs_public_key_compare(public_key, pk2))
goto err;
SILC_LOG_DEBUG(("Public key Ok"));
silc_pkcs_public_key_free(pk2);
silc_message_payload_free(message);
/* Digitally signed channel message (LARGE) */
n = 65550;
tmp2 = silc_malloc(n);
if (!tmp2)
goto err;
SILC_LOG_DEBUG(("Encoding channel message len %d (static key) SIGNED LARGE",
n));
buf = silc_message_payload_encode(SILC_MESSAGE_FLAG_ACTION |
SILC_MESSAGE_FLAG_UTF8 |
SILC_MESSAGE_FLAG_ACK |
SILC_MESSAGE_FLAG_SIGNED,
tmp2, n, TRUE, FALSE,
key, hmac, rng,
public_key, private_key, hash, buf);
if (!buf)
goto err;
SILC_LOG_DEBUG(("Message length: %d", silc_buffer_len(buf)));
if (silc_buffer_len(buf) > SILC_PACKET_MAX_LEN)
goto err;
SILC_LOG_DEBUG(("Parsing channel messsage (static key)"));
message = silc_message_payload_parse(silc_buffer_data(buf),
silc_buffer_len(buf), FALSE, TRUE,
key, hmac, NULL, FALSE, NULL);
if (!message)
goto err;
flags = silc_message_get_flags(message);
SILC_LOG_DEBUG(("Flags: %x", flags));
if (!(flags & SILC_MESSAGE_FLAG_ACTION))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_UTF8))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_ACK))
goto err;
if (!(flags & SILC_MESSAGE_FLAG_SIGNED))
goto err;
data = silc_message_get_data(message, &data_len);
SILC_LOG_DEBUG(("Data len: %d", data_len));
if (silc_buffer_len(buf) > SILC_PACKET_MAX_LEN)
goto err;
SILC_LOG_HEXDUMP(("MAC"), silc_message_get_mac(message),
silc_hmac_len(hmac));
SILC_LOG_DEBUG(("Verifying signature"));
if (silc_message_signed_verify(message, public_key, hash) !=
SILC_AUTH_OK)
goto err;
SILC_LOG_DEBUG(("Signature Ok"));
SILC_LOG_DEBUG(("Get public key"));
pk2 = silc_message_signed_get_public_key(message, NULL, NULL);
if (!pk2)
goto err;
SILC_LOG_DEBUG(("Verify public key"));
if (!silc_pkcs_public_key_compare(public_key, pk2))
goto err;
SILC_LOG_DEBUG(("Public key Ok"));
silc_pkcs_public_key_free(pk2);
silc_message_payload_free(message);
silc_free(tmp2);
success = TRUE;
SILC_LOG_DEBUG(("Cleanup"));
silc_pkcs_public_key_free(public_key);
silc_pkcs_private_key_free(private_key);
silc_cipher_free(key);
silc_hash_free(hash);
silc_rng_free(rng);
err:
silc_cipher_unregister_all();
silc_hash_unregister_all();
silc_hmac_unregister_all();
silc_pkcs_unregister_all();
SILC_LOG_DEBUG(("Testing was %s", success ? "SUCCESS" : "FAILURE"));
fprintf(stderr, "Testing was %s\n", success ? "SUCCESS" : "FAILURE");
return success;
}
int main(int argc, char **argv)
{
SilcArgumentPayload payload;
SilcBuffer args, args2;
char arg[ARG_NUM + 2];
int i;
unsigned char **argvv, *a;
SilcUInt32 *argvv_lens, l;
SilcUInt32 *argvv_types, t;
SilcBool success = FALSE;
if (argc > 1 && !strcmp(argv[1], "-d")) {
silc_debug = 1;
silc_debug_hexdump = 1;
silc_log_set_debug_string("*argument*");
}
SILC_LOG_DEBUG(("Encoding %d arguments", ARG_NUM));
argvv = silc_calloc(ARG_NUM, sizeof(unsigned char *));
argvv_lens = silc_calloc(ARG_NUM, sizeof(SilcUInt32));
argvv_types = silc_calloc(ARG_NUM, sizeof(SilcUInt32));
for (i = 0; i < ARG_NUM; i++) {
memset(arg, 0, sizeof(arg));
memset(arg, 'a', i + 1);
SILC_LOG_DEBUG(("Argument %d, len %d, type %d", i + 1,
strlen(arg), i + 1));
SILC_LOG_HEXDUMP(("Argument data"), arg, strlen(arg));
argvv[i] = silc_memdup(arg, strlen(arg));
argvv_lens[i] = strlen(arg);
argvv_types[i] = i + 1;
}
args = silc_argument_payload_encode(ARG_NUM, argvv, argvv_lens, argvv_types);
if (!args)
goto out;
SILC_LOG_DEBUG(("Encoding was successful"));
SILC_LOG_DEBUG(("Adding one extra argument"));
memset(arg, 0, sizeof(arg));
memset(arg, 'a', ARG_NUM + 1);
SILC_LOG_DEBUG(("Argument %d, len %d, type %d", ARG_NUM + 1,
strlen(arg), ARG_NUM + 1));
SILC_LOG_HEXDUMP(("Argument data"), arg, strlen(arg));
args = silc_argument_payload_encode_one(args, arg, strlen(arg),
ARG_NUM + 1);
if (!args)
goto out;
SILC_LOG_DEBUG(("Adding one argument was successful"));
SILC_LOG_HEXDUMP(("Encoded payload"), args->data, args->len);
SILC_LOG_DEBUG(("Parsing the encoded payload"));
payload = silc_argument_payload_parse(args->data, args->len, ARG_NUM + 1);
if (!payload)
goto out;
SILC_LOG_DEBUG(("Parsing was successful"));
SILC_LOG_DEBUG(("Re-encoding the parsed payload"));
args2 = silc_argument_payload_encode_payload(payload);
if (!args2)
goto out;
if (args2->len != args->len ||
memcmp(args2->data, args->data, args->len)) {
SILC_LOG_DEBUG(("Re-encoding failed"));
goto out;
}
silc_buffer_free(args2);
SILC_LOG_DEBUG(("Re-encoding was successful"));
SILC_LOG_DEBUG(("Checking number of arguments"));
SILC_LOG_DEBUG(("Number of arguments: %d (expecting %d)",
silc_argument_get_arg_num(payload), ARG_NUM + 1));
if (silc_argument_get_arg_num(payload) != ARG_NUM + 1)
goto out;
SILC_LOG_DEBUG(("Traversing the parsed arguments"));
i = 0;
a = silc_argument_get_first_arg(payload, &t, &l);
if (!a || t != argvv_types[0] || l != argvv_lens[0] ||
memcmp(a, argvv[0], l)) {
SILC_LOG_DEBUG(("First argument failed"));
goto out;
}
while (a) {
if (i + 1 == ARG_NUM + 1) {
SILC_LOG_DEBUG(("Argument %d, len %d (expected %d), "
"type %d (expected %d)", i + 1, l, strlen(arg),
t, ARG_NUM + 1));
if (!a || t != ARG_NUM + 1 || l != strlen(arg) ||
memcmp(a, arg, l)) {
SILC_LOG_DEBUG(("Argument %d failed", ARG_NUM + 1));
goto out;
}
} else {
SILC_LOG_DEBUG(("Argument %d, len %d (expected %d), "
"type %d (expected %d)", i + 1, l, argvv_lens[i],
t, argvv_types[i]));
if (!a || t != argvv_types[i] || l != argvv_lens[i] ||
memcmp(a, argvv[i], l)) {
SILC_LOG_DEBUG(("Argument %d failed", i + 1));
goto out;
}
}
a = silc_argument_get_next_arg(payload, &t, &l);
i++;
}
if (i != ARG_NUM + 1) {
SILC_LOG_DEBUG(("All arguments was not parsed, missing %d args",
ARG_NUM + 1 - i));
goto out;
}
SILC_LOG_DEBUG(("Traversing successful"));
SILC_LOG_DEBUG(("Traversing arguments by type"));
for (i = 0; i < ARG_NUM + 1; i++) {
a = silc_argument_get_arg_type(payload, i + 1, &l);
if (i + 1 == ARG_NUM + 1) {
if (!a || t != ARG_NUM + 1 || l != strlen(arg) ||
memcmp(a, arg, l)) {
SILC_LOG_DEBUG(("Argument %d failed", ARG_NUM + 1));
goto out;
}
} else {
if (!a || l != argvv_lens[i] || memcmp(a, argvv[i], l)) {
SILC_LOG_DEBUG(("Argument %d failed", i + 1));
goto out;
}
}
}
SILC_LOG_DEBUG(("Traversing successful"));
success = TRUE;
out:
silc_argument_payload_free(payload);
for (i = 0; i < ARG_NUM; i++)
silc_free(argvv[i]);
silc_free(argvv);
silc_free(argvv_lens);
silc_free(argvv_types);
silc_buffer_free(args);
SILC_LOG_DEBUG(("Testing was %s", success ? "SUCCESS" : "FAILURE"));
fprintf(stderr, "Testing was %s\n", success ? "SUCCESS" : "FAILURE");
exit(success);
}
int main(int argc, char **argv)
{
SilcBool success = FALSE;
SilcCipher cipher, cipher2;
unsigned char dst[256], pdst[256];
int i;
if (argc > 1 && !strcmp(argv[1], "-d")) {
silc_log_debug(TRUE);
silc_log_debug_hexdump(TRUE);
silc_log_set_debug_string("*crypt*,*cast*,*cipher*");
}
SILC_LOG_DEBUG(("Registering builtin hash functions"));
silc_cipher_register_default();
SILC_LOG_DEBUG(("Allocating cast5-CBC cipher"));
if (!silc_cipher_alloc("cast5-128-cbc", &cipher)) {
SILC_LOG_DEBUG(("Allocating cas5-CBC cipher failed"));
goto err;
}
if (!silc_cipher_alloc("cast5-128-cbc", &cipher2)) {
SILC_LOG_DEBUG(("Allocating cast5-CBC cipher failed"));
goto err;
}
/* First test vector */
SILC_LOG_DEBUG(("First test vector"));
memset(dst, 0, sizeof(dst));
memset(pdst, 0, sizeof(pdst));
silc_cipher_set_iv(cipher, iv1);
assert(silc_cipher_set_key(cipher, key1, key1_len, TRUE));
assert(silc_cipher_set_key(cipher2, key1, key1_len, FALSE));
assert(silc_cipher_encrypt(cipher, p1, dst, p1_len, NULL));
SILC_LOG_DEBUG(("block len %d, key len %d, name %s",
silc_cipher_get_block_len(cipher),
silc_cipher_get_key_len(cipher),
silc_cipher_get_name(cipher)));
SILC_LOG_HEXDUMP(("Plaintext"), (unsigned char *)p1, p1_len);
SILC_LOG_HEXDUMP(("Ciphertext"), (unsigned char *)dst, p1_len);
SILC_LOG_HEXDUMP(("Expected ciphertext"), (unsigned char *)c1, p1_len);
if (memcmp(dst, c1, p1_len)) {
SILC_LOG_DEBUG(("Encrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Encrypt is successful"));
silc_cipher_set_iv(cipher2, iv1);
assert(silc_cipher_decrypt(cipher2, dst, pdst, p1_len, NULL));
SILC_LOG_HEXDUMP(("Decrypted plaintext"), (unsigned char *)pdst, p1_len);
SILC_LOG_HEXDUMP(("Expected plaintext"), (unsigned char *)p1, p1_len);
if (memcmp(pdst, p1, p1_len)) {
SILC_LOG_DEBUG(("Decrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Decrypt is successful"));
/* Second test vector */
SILC_LOG_DEBUG(("Second test vector"));
memset(dst, 0, sizeof(dst));
memset(pdst, 0, sizeof(pdst));
silc_cipher_set_iv(cipher, iv2);
assert(silc_cipher_set_key(cipher, key2, key2_len, TRUE));
assert(silc_cipher_set_key(cipher2, key2, key2_len, FALSE));
assert(silc_cipher_encrypt(cipher, p2, dst, p2_len, NULL));
SILC_LOG_DEBUG(("block len %d, key len %d, name %s",
silc_cipher_get_block_len(cipher),
silc_cipher_get_key_len(cipher),
silc_cipher_get_name(cipher)));
SILC_LOG_HEXDUMP(("Plaintext"), (unsigned char *)p2, p2_len);
SILC_LOG_HEXDUMP(("Ciphertext"), (unsigned char *)dst, p2_len);
SILC_LOG_HEXDUMP(("Expected ciphertext"), (unsigned char *)c2, p2_len);
if (memcmp(dst, c2, p2_len)) {
SILC_LOG_DEBUG(("Encrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Encrypt is successful"));
silc_cipher_set_iv(cipher2, iv2);
assert(silc_cipher_decrypt(cipher2, dst, pdst, p2_len, NULL));
SILC_LOG_HEXDUMP(("Decrypted plaintext"), (unsigned char *)pdst, p2_len);
SILC_LOG_HEXDUMP(("Expected plaintext"), (unsigned char *)p2, p2_len);
if (memcmp(pdst, p2, p2_len)) {
SILC_LOG_DEBUG(("Decrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Decrypt is successful"));
silc_cipher_free(cipher);
silc_cipher_free(cipher2);
SILC_LOG_DEBUG(("Allocating cast5-128-ctr cipher"));
if (!silc_cipher_alloc("cast5-128-ctr", &cipher)) {
SILC_LOG_DEBUG(("Allocating cast5-128-ctr cipher failed"));
goto err;
}
/* Fourth test vector */
SILC_LOG_DEBUG(("Fourth test vector"));
memset(dst, 0, sizeof(dst));
memset(pdst, 0, sizeof(pdst));
silc_cipher_set_iv(cipher, iv4);
assert(silc_cipher_set_key(cipher, key4, key4_len, TRUE));
assert(silc_cipher_encrypt(cipher, p4, dst, p4_len, NULL));
SILC_LOG_DEBUG(("block len %d, key len %d, name %s",
silc_cipher_get_block_len(cipher),
silc_cipher_get_key_len(cipher),
silc_cipher_get_name(cipher)));
SILC_LOG_HEXDUMP(("Plaintext"), (unsigned char *)p4, p4_len);
SILC_LOG_HEXDUMP(("Ciphertext"), (unsigned char *)dst, p4_len);
SILC_LOG_HEXDUMP(("Expected ciphertext"), (unsigned char *)c4, p4_len);
if (memcmp(dst, c4, p4_len)) {
SILC_LOG_DEBUG(("Encrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Encrypt is successful"));
silc_cipher_set_iv(cipher, iv4);
assert(silc_cipher_decrypt(cipher, dst, pdst, p4_len, NULL));
SILC_LOG_HEXDUMP(("Decrypted plaintext"), (unsigned char *)pdst, p4_len);
SILC_LOG_HEXDUMP(("Expected plaintext"), (unsigned char *)p4, p4_len);
if (memcmp(pdst, p4, p4_len)) {
SILC_LOG_DEBUG(("Decrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Decrypt is successful"));
silc_cipher_free(cipher);
SILC_LOG_DEBUG(("Allocating cast5-128-cfb cipher"));
if (!silc_cipher_alloc("cast5-128-cfb", &cipher)) {
SILC_LOG_DEBUG(("Allocating cast5-128-cfb cipher failed"));
goto err;
}
if (!silc_cipher_alloc("cast5-128-cfb", &cipher2)) {
SILC_LOG_DEBUG(("Allocating cast5-128-cfb cipher failed"));
goto err;
}
SILC_LOG_DEBUG(("CFB test vector"));
memset(dst, 0, sizeof(dst));
memset(pdst, 0, sizeof(pdst));
silc_cipher_set_iv(cipher, iv6);
assert(silc_cipher_set_key(cipher, key6, key6_len, TRUE));
assert(silc_cipher_set_key(cipher2, key6, key6_len, FALSE));
assert(silc_cipher_encrypt(cipher, p6, dst, p6_len, NULL));
SILC_LOG_DEBUG(("block len %d, key len %d, name %s",
silc_cipher_get_block_len(cipher),
silc_cipher_get_key_len(cipher),
silc_cipher_get_name(cipher)));
SILC_LOG_HEXDUMP(("Plaintext"), (unsigned char *)p6, p6_len);
SILC_LOG_HEXDUMP(("Ciphertext"), (unsigned char *)dst, p6_len);
SILC_LOG_HEXDUMP(("Expected ciphertext"), (unsigned char *)c6, p6_len);
if (memcmp(dst, c6, p6_len)) {
SILC_LOG_DEBUG(("Encrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Encrypt is successful"));
silc_cipher_set_iv(cipher2, iv6);
assert(silc_cipher_decrypt(cipher2, dst, pdst, p6_len, NULL));
SILC_LOG_HEXDUMP(("Decrypted plaintext"), (unsigned char *)pdst, p6_len);
SILC_LOG_HEXDUMP(("Expected plaintext"), (unsigned char *)p6, p6_len);
if (memcmp(pdst, p6, p6_len)) {
SILC_LOG_DEBUG(("Decrypt failed"));
goto err;
}
SILC_LOG_DEBUG(("Decrypt is successful"));
silc_cipher_free(cipher2);
success = TRUE;
err:
SILC_LOG_DEBUG(("Testing was %s", success ? "SUCCESS" : "FAILURE"));
fprintf(stderr, "Testing was %s\n", success ? "SUCCESS" : "FAILURE");
silc_cipher_unregister_all();
return success;
}
int main(int argc, char **argv)
{
SilcBool success = FALSE;
unsigned char *data, iv[SILC_CIPHER_MAX_IV_SIZE];
SilcUInt32 i, k;
silc_runtime_init();
silc_crypto_init(NULL);
if (argc > 1 && !strcmp(argv[1], "-d")) {
silc_log_debug(TRUE);
silc_log_debug_hexdump(TRUE);
silc_log_set_debug_string("*acc*,*cipher*,*twofish*");
}
if (!silc_acc_init(SILC_SOFTACC, (void *)0x01, "min_threads", 2,
"max_threads", 8, NULL))
exit(1);
data = malloc(ENC_LEN * sizeof(*data));
if (!data)
exit(1);
/* Plaintext */
for (i = 0; i < ENC_LEN; i++)
data[i] = i % 255;
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
/* IV */
for (i = 0; i < SILC_CIPHER_MAX_IV_SIZE; i++)
iv[i] = i % 255;
SILC_LOG_HEXDUMP(("IV"), iv, SILC_CIPHER_MAX_IV_SIZE);
for (i = 0; silc_default_ciphers[i].name; i++) {
if (!silc_cipher_alloc(silc_default_ciphers[i].name, &enc_cipher)) {
fprintf(stderr, "Error allocating %s\n", silc_default_ciphers[i].name);
exit(1);
}
if (!silc_cipher_alloc(silc_default_ciphers[i].name, &dec_cipher)) {
fprintf(stderr, "Error allocating %s\n", silc_default_ciphers[i].name);
exit(1);
}
enc_acc_cipher = silc_acc_cipher(SILC_SOFTACC, enc_cipher);
if (!enc_acc_cipher)
continue;
dec_acc_cipher = silc_acc_cipher(SILC_SOFTACC, dec_cipher);
if (!dec_acc_cipher)
continue;
SILC_LOG_DEBUG(("Allocated cipher %s", silc_default_ciphers[i].name));
SILC_LOG_DEBUG(("Set key"));
silc_cipher_set_key(enc_acc_cipher, data,
silc_cipher_get_key_len(enc_cipher),
TRUE);
silc_cipher_set_key(dec_acc_cipher, data,
silc_cipher_get_key_len(dec_cipher),
FALSE);
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(enc_acc_cipher, iv);
SILC_LOG_DEBUG(("Encrypt with accelerated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_encrypt(enc_acc_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(dec_cipher, iv);
SILC_LOG_DEBUG(("Decrypt with associated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_decrypt(dec_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
/* Verify */
SILC_LOG_DEBUG(("Verify"));
for (k = 0; k < ENC_LEN; k++)
if (data[k] != k % 255)
goto err;
SILC_LOG_DEBUG(("Ok"));
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(enc_cipher, iv);
SILC_LOG_DEBUG(("Encrypt with associated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_encrypt(enc_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(dec_acc_cipher, iv);
SILC_LOG_DEBUG(("Decrypt with accelerated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_decrypt(dec_acc_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
/* Verify */
SILC_LOG_DEBUG(("Verify"));
for (k = 0; k < ENC_LEN; k++)
if (data[k] != k % 255)
goto err;
SILC_LOG_DEBUG(("Ok"));
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(enc_acc_cipher, iv);
SILC_LOG_DEBUG(("Encrypt with accelerated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_encrypt(enc_acc_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(dec_acc_cipher, iv);
SILC_LOG_DEBUG(("Decrypt with accelerated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_decrypt(dec_acc_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
/* Verify */
SILC_LOG_DEBUG(("Verify"));
for (k = 0; k < ENC_LEN; k++)
if (data[k] != k % 255)
goto err;
SILC_LOG_DEBUG(("Ok"));
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(enc_cipher, iv);
SILC_LOG_DEBUG(("Encrypt with associated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_encrypt(enc_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
SILC_LOG_DEBUG(("Set IV"));
silc_cipher_set_iv(dec_cipher, iv);
SILC_LOG_DEBUG(("Decrypt with associated cipher"));
for (k = 0; k < ENC_ROUND; k++)
silc_cipher_decrypt(dec_cipher, data, data, ENC_LEN, NULL);
SILC_LOG_HEXDUMP(("data"), data, ENC_LEN);
/* Verify */
SILC_LOG_DEBUG(("Verify"));
for (k = 0; k < ENC_LEN; k++)
if (data[k] != k % 255)
goto err;
SILC_LOG_DEBUG(("Ok"));
silc_cipher_free(enc_acc_cipher);
silc_cipher_free(enc_cipher);
silc_cipher_free(dec_acc_cipher);
silc_cipher_free(dec_cipher);
}
silc_acc_uninit(SILC_SOFTACC);
success = TRUE;
err:
SILC_LOG_DEBUG(("Testing was %s", success ? "SUCCESS" : "FAILURE"));
fprintf(stderr, "Testing was %s\n", success ? "SUCCESS" : "FAILURE");
silc_crypto_uninit();
silc_runtime_uninit();
return !success;
}
SilcBool silc_pkcs1_verify(void *public_key,
unsigned char *signature,
SilcUInt32 signature_len,
unsigned char *data,
SilcUInt32 data_len,
SilcHash hash)
{
RsaPublicKey *key = public_key;
SilcBool ret = FALSE;
SilcMPInt mp_tmp2;
SilcMPInt mp_dst;
unsigned char *verify, unpadded[2048 + 1], hashr[SILC_HASH_MAXLEN];
SilcUInt32 verify_len, len = (key->bits + 7) / 8;
SilcBufferStruct di, ldi;
SilcHash ihash = NULL;
SilcAsn1 asn1 = NULL;
char *oid;
SILC_LOG_DEBUG(("Verify signature"));
asn1 = silc_asn1_alloc();
if (!asn1)
return FALSE;
silc_mp_init(&mp_tmp2);
silc_mp_init(&mp_dst);
/* Format the signature into MP int */
silc_mp_bin2mp(signature, signature_len, &mp_tmp2);
/* Verify */
silc_rsa_public_operation(key, &mp_tmp2, &mp_dst);
/* MP to data */
verify = silc_mp_mp2bin(&mp_dst, len, &verify_len);
/* Unpad data */
if (!silc_pkcs1_decode(SILC_PKCS1_BT_PRV1, verify, verify_len,
unpadded, sizeof(unpadded), &len))
goto err;
silc_buffer_set(&di, unpadded, len);
/* If hash isn't given, allocate the one given in digest info */
if (!hash) {
/* Decode digest info */
if (!silc_asn1_decode(asn1, &di,
SILC_ASN1_OPTS(SILC_ASN1_ACCUMUL),
SILC_ASN1_SEQUENCE,
SILC_ASN1_SEQUENCE,
SILC_ASN1_OID(&oid),
SILC_ASN1_END,
SILC_ASN1_END, SILC_ASN1_END))
goto err;
if (!silc_hash_alloc_by_oid(oid, &ihash)) {
SILC_LOG_DEBUG(("Unknown OID %s", oid));
goto err;
}
hash = ihash;
}
/* Hash the data */
silc_hash_make(hash, data, data_len, hashr);
data = hashr;
data_len = silc_hash_len(hash);
oid = (char *)silc_hash_get_oid(hash);
/* Encode digest info for comparison */
memset(&ldi, 0, sizeof(ldi));
if (!silc_asn1_encode(asn1, &ldi,
SILC_ASN1_OPTS(SILC_ASN1_ACCUMUL),
SILC_ASN1_SEQUENCE,
SILC_ASN1_SEQUENCE,
SILC_ASN1_OID(oid),
SILC_ASN1_NULL,
SILC_ASN1_END,
SILC_ASN1_OCTET_STRING(data, data_len),
SILC_ASN1_END, SILC_ASN1_END))
goto err;
SILC_LOG_HEXDUMP(("DigestInfo remote"), silc_buffer_data(&di),
silc_buffer_len(&di));
SILC_LOG_HEXDUMP(("DigestInfo local"), silc_buffer_data(&ldi),
silc_buffer_len(&ldi));
/* Compare */
if (silc_buffer_len(&di) == silc_buffer_len(&ldi) &&
!memcmp(silc_buffer_data(&di), silc_buffer_data(&ldi),
silc_buffer_len(&ldi)))
ret = TRUE;
memset(verify, 0, verify_len);
memset(unpadded, 0, sizeof(unpadded));
silc_free(verify);
silc_mp_uninit(&mp_tmp2);
silc_mp_uninit(&mp_dst);
if (hash)
memset(hashr, 0, sizeof(hashr));
if (ihash)
silc_hash_free(ihash);
silc_asn1_free(asn1);
return ret;
err:
memset(verify, 0, verify_len);
silc_free(verify);
silc_mp_uninit(&mp_tmp2);
silc_mp_uninit(&mp_dst);
if (ihash)
silc_hash_free(ihash);
silc_asn1_free(asn1);
return FALSE;
}
SilcBool silc_pkcs1_sign(void *private_key,
unsigned char *src,
SilcUInt32 src_len,
unsigned char *signature,
SilcUInt32 signature_size,
SilcUInt32 *ret_signature_len,
SilcBool compute_hash,
SilcHash hash)
{
RsaPrivateKey *key = private_key;
unsigned char padded[2048 + 1], hashr[SILC_HASH_MAXLEN];
SilcMPInt mp_tmp;
SilcMPInt mp_dst;
SilcBufferStruct di;
SilcUInt32 len = (key->bits + 7) / 8;
const char *oid;
SilcAsn1 asn1;
SILC_LOG_DEBUG(("Sign"));
if (sizeof(padded) < len)
return FALSE;
if (signature_size < len)
return FALSE;
oid = silc_hash_get_oid(hash);
if (!oid)
return FALSE;
asn1 = silc_asn1_alloc();
if (!asn1)
return FALSE;
/* Compute hash */
if (compute_hash) {
silc_hash_make(hash, src, src_len, hashr);
src = hashr;
src_len = silc_hash_len(hash);
}
/* Encode digest info */
memset(&di, 0, sizeof(di));
if (!silc_asn1_encode(asn1, &di,
SILC_ASN1_SEQUENCE,
SILC_ASN1_SEQUENCE,
SILC_ASN1_OID(oid),
SILC_ASN1_NULL,
SILC_ASN1_END,
SILC_ASN1_OCTET_STRING(src, src_len),
SILC_ASN1_END, SILC_ASN1_END)) {
silc_asn1_free(asn1);
return FALSE;
}
SILC_LOG_HEXDUMP(("DigestInfo"), silc_buffer_data(&di),
silc_buffer_len(&di));
/* Pad data */
if (!silc_pkcs1_encode(SILC_PKCS1_BT_PRV1, silc_buffer_data(&di),
silc_buffer_len(&di), padded, len, NULL)) {
silc_asn1_free(asn1);
return FALSE;
}
silc_mp_init(&mp_tmp);
silc_mp_init(&mp_dst);
/* Data to MP */
silc_mp_bin2mp(padded, len, &mp_tmp);
/* Sign */
silc_rsa_private_operation(key, &mp_tmp, &mp_dst);
/* MP to data */
silc_mp_mp2bin_noalloc(&mp_dst, signature, len);
*ret_signature_len = len;
memset(padded, 0, sizeof(padded));
silc_mp_uninit(&mp_tmp);
silc_mp_uninit(&mp_dst);
if (compute_hash)
memset(hashr, 0, sizeof(hashr));
silc_asn1_free(asn1);
return TRUE;
}
static void silc_buffer_stream_io(SilcStream stream,
SilcStreamStatus status,
void *context)
{
SilcBufferStream bs = context;
SilcBuffer buffer = NULL;
SilcUInt32 buf_len;
int ret, len;
if (bs->closed)
return;
if (status == SILC_STREAM_CAN_READ) {
/* Read data */
SILC_LOG_DEBUG(("Read data from buffer stream %p", bs));
while ((ret = silc_stream_read(bs->stream, bs->inbuf->tail,
silc_buffer_taillen(bs->inbuf))) > 0) {
if (!buffer) {
buffer = silc_buffer_alloc(0);
if (!buffer)
return;
}
silc_buffer_pull_tail(bs->inbuf, ret);
/* Parse the buffer */
while ((len = silc_buffer_unformat(bs->inbuf,
SILC_STR_BUFFER_ALLOC(buffer),
SILC_STR_END)) > 0) {
/* Deliver the buffer */
SILC_LOG_HEXDUMP(("Received buffer, size %d",
silc_buffer_len(buffer)),
silc_buffer_data(buffer), silc_buffer_len(buffer));
bs->receiver(SILC_OK, (SilcStream)bs, buffer, bs->context);
silc_buffer_pull(bs->inbuf, len);
buffer = silc_buffer_alloc(0);
if (!buffer)
return;
}
if (silc_buffer_len(bs->inbuf) > 0) {
/* Not complete buffer, read more data */
buf_len = 4;
if (silc_buffer_len(bs->inbuf) >= 4) {
SILC_GET32_MSB(buf_len, bs->inbuf->data);
SILC_LOG_DEBUG(("Incomplete buffer, wait for rest, buffer size %d",
buf_len));
}
/* Enlarge inbuf if needed */
if (silc_buffer_taillen(bs->inbuf) < buf_len)
silc_buffer_realloc(bs->inbuf, silc_buffer_truelen(bs->inbuf) +
buf_len);
continue;
}
/* All data read, read more */
silc_buffer_reset(bs->inbuf);
}
silc_buffer_free(buffer);
if (ret == 0 || ret == -2) {
bs->receiver(silc_errno, (SilcStream)bs, NULL, bs->context);
return;
}
} else {
/* Write any pending data */
SILC_LOG_DEBUG(("Write pending data to buffer stream %p", bs));
while (silc_buffer_len(&bs->queue) > 0) {
ret = silc_stream_write(bs->stream, silc_buffer_data(&bs->queue),
silc_buffer_len(&bs->queue));
if (silc_unlikely(ret == 0))
return;
if (silc_unlikely(ret == -2))
return;
if (silc_unlikely(ret == -1)) {
SILC_LOG_DEBUG(("Buffer stream %p would block, send later", bs));
return;
}
/* Wrote data */
silc_buffer_pull(&bs->queue, ret);
}
memset(&bs->queue, 0, sizeof(bs->queue));
silc_buffer_reset(bs->outbuf);
}
}
SilcBool silc_buffer_stream_send(SilcStream stream,
SilcBuffer buffer)
{
SilcBufferStream bs = stream;
int ret;
SILC_LOG_HEXDUMP(("Send to buffer stream %p %d bytes", bs,
silc_buffer_len(buffer)),
silc_buffer_data(buffer), silc_buffer_len(buffer));
if (silc_unlikely(!SILC_IS_BUFFER_STREAM(bs))) {
silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
return FALSE;
}
if (silc_unlikely(!buffer)) {
silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
return FALSE;
}
if (silc_unlikely(bs->closed)) {
SILC_LOG_DEBUG(("Buffer stream %p is closed", bs));
silc_set_errno(SILC_ERR_NOT_VALID);
return FALSE;
}
/* Put to queue */
if (silc_buffer_format(bs->outbuf,
SILC_STR_ADVANCE,
SILC_STR_BUFFER(buffer),
SILC_STR_END) < 0)
return FALSE;
ret = silc_buffer_headlen(&bs->queue);
bs->queue.head = bs->outbuf->head;
bs->queue.data = bs->queue.head + ret;
bs->queue.tail = bs->outbuf->data;
bs->queue.end = bs->outbuf->end;
/* Write the queue buffer */
while (silc_buffer_len(&bs->queue) > 0) {
ret = silc_stream_write(bs->stream, silc_buffer_data(&bs->queue),
silc_buffer_len(&bs->queue));
if (silc_unlikely(ret == 0))
return FALSE;
if (silc_unlikely(ret == -2))
return FALSE;
if (silc_unlikely(ret == -1)) {
SILC_LOG_DEBUG(("Buffer stream %p would block, send later", bs));
return TRUE;
}
/* Wrote data */
silc_buffer_pull(&bs->queue, ret);
}
memset(&bs->queue, 0, sizeof(bs->queue));
silc_buffer_reset(bs->outbuf);
SILC_LOG_DEBUG(("Buffer sent to buffer stream %p", bs));
return TRUE;
}