static int smcl_common_invoke_secwld(uint8_t cmd, TEEC_Operation *op)
{
TEEC_Context ctx = 0;
TEEC_ErrorOrigin org = TEEC_ORIGIN_API;
TEEC_Result result = TEEC_ERROR_GENERIC;
TEEC_Session session;
TEEC_UUID uuid = SMCL_TA_UUID;
uint32_t ret = SMCL_GENERAL_FAILURE;
memset(&session, 0, sizeof(TEEC_Session));
result = TEEC_InitializeContext(NULL, &ctx);
if (result != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_InitializeContext failed\n");
goto out;
}
result = TEEC_OpenSession(&ctx, &session, &uuid, TEEC_LOGIN_PUBLIC, NULL,
NULL, &org);
if (result != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_OpenSession failed\n");
goto out_finalize;
}
op->memRefs[3].buffer = (void *)(&ret);
op->memRefs[3].size = sizeof(uint32_t);
op->memRefs[3].flags = TEEC_MEM_OUTPUT;
op->flags |= TEEC_MEMREF_3_USED;
result = TEEC_InvokeCommand(&session, cmd, op, &org);
if (result != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_InvokeCommand failed\n");
}
result = TEEC_CloseSession(&session);
if (result != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_CloseSession failed\n");
}
out_finalize:
if (TEEC_FinalizeContext(&ctx) != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_FinalizeContext failed\n");
/*
* Special handling since there is a risk of overwriting old failing
* result code from previous calls to tee.
*/
if (result == TEEC_SUCCESS) {
result = TEEC_ERROR_GENERIC;
}
}
out:
if (result != TEEC_SUCCESS) {
return SMCL_TEE_FAILURE;
}
return ret;
}
static void open_ta()
{
TEEC_Result res;
TEEC_UUID uuid = TA_SHA_PERF_UUID;
uint32_t err_origin;
res = TEEC_InitializeContext(NULL, &ctx);
check_res(res,"TEEC_InitializeContext");
res = TEEC_OpenSession(&ctx, &sess, &uuid, TEEC_LOGIN_PUBLIC, NULL,
NULL, &err_origin);
check_res(res,"TEEC_OpenSession");
}
int main()
{
TEEC_Context context;
TEEC_Session session;
TEEC_Result ret;
TEEC_Operation operation = {0};
uint32_t connection_method = TEEC_LOGIN_PUBLIC;
printf("START: services test app\n");
/* Initialize context */
printf("Initializing context: ");
ret = TEEC_InitializeContext(NULL, &context);
if (ret != TEEC_SUCCESS) {
printf("TEEC_InitializeContext failed: 0x%x\n", ret);
goto end_1;
} else {
printf("initialized\n");
}
operation.paramTypes = TEEC_PARAM_TYPES(TEEC_NONE, TEEC_NONE, TEEC_NONE, TEEC_NONE);
/* Open session */
printf("Opening session: ");
ret = TEEC_OpenSession(&context, &session, &uuid, connection_method,
NULL, &operation, NULL);
if (ret != TEEC_SUCCESS) {
printf("TEEC_OpenSession failed: 0x%x\n", ret);
goto end_2;
} else {
printf("opened\n");
}
printf("Initialization complete\n");
/* Invoke commands */
printf("----- Counter tests begin -----\n");
ret = do_counter_tests(&session, &context);
if (ret != TEEC_SUCCESS) {
printf("Counter test failed: 0x%x\n", ret);
goto end_3;
} else {
printf("Counter test ok\n");
}
printf("----- Counter tests end -----\n");
/* Cleanup */
end_3:
printf("Closing session: ");
TEEC_CloseSession(&session);
printf("closed\n");
end_2:
printf("Finalizing context: ");
TEEC_FinalizeContext(&context);
printf("finalized\n");
end_1:
printf("END: services test app\n");
exit(ret);
}
int main(int argc, char *argv[])
{
TEEC_Result res;
TEEC_Context ctx;
TEEC_Session sess;
TEEC_Operation op;
TEEC_UUID uuid_ta = TA_SE_API_TEST_UUID;
TEEC_UUID uuid_sta = TA_SE_API_SELF_TEST_UUID;
TEEC_UUID *uuid;
uint32_t err_origin;
bool self_test = false;
int c;
while ((c = getopt(argc, argv, "s")) != -1)
{
switch (c)
{
case 's':
self_test = true;
break;
case '?':
exit(1);
}
}
/* Initialize a context connecting us to the TEE */
res = TEEC_InitializeContext(NULL, &ctx);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_InitializeContext failed with code 0x%x", res);
if (self_test)
uuid = &uuid_sta;
else
uuid = &uuid_ta;
/*
* Open a session to the "hello world" TA, the TA will print "hello
* world!" in the log when the session is created.
*/
res = TEEC_OpenSession(&ctx, &sess, uuid,
TEEC_LOGIN_PUBLIC, NULL, NULL, &err_origin);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_Opensession failed with code 0x%x origin 0x%x",
res, err_origin);
/*
* Execute a function in the TA by invoking it, in this case
* we're incrementing a number.
*
* The value of command ID part and how the parameters are
* interpreted is part of the interface provided by the TA.
*/
/*
* Prepare the argument. Pass a value in the first parameter,
* the remaining three parameters are unused.
*/
memset(&op, 0, sizeof(op));
res = TEEC_InvokeCommand(&sess, CMD_SELF_TESTS, &op,
&err_origin);
if (res != TEEC_SUCCESS)
printf("failed\n");
else
printf("success\n");
/*
* We're done with the TA, close the session and
* destroy the context.
*
* The TA will print "Goodbye!" in the log when the
* session is closed.
*/
TEEC_CloseSession(&sess);
TEEC_FinalizeContext(&ctx);
return 0;
}
int main(void){
TEEC_Result res;
TEEC_Context ctx;
TEEC_Session sess;
TEEC_Operation op,init_vals;
TEEC_UUID uuid = TA_QUIZ_UUID;
char question[DEF_QUES_SIZE] = {0};
uint32_t err_origin;
//strt file read
FILE *infile;
infile = fopen("/bin/test.txt","r");
int num = 0;
int i;
ssize_t read;
size_t len =0;
char *line;
line = (char *)malloc(sizeof(char) * 120);
while((read = getline(&line,&len,infile)) != -1){
// printf("%s\n",line );
num++;
}
printf("%d\n",num);
struct question ques[num/2];
fseek(infile,0,SEEK_SET);
for(i =0 ; i < num;++i){
read = getline(&line,&len,infile);
// printf("%s\n",line );
line[strlen(line)] = '\0';
if(i%2 == 0){
strcpy(ques[i/2].q,line);
}else{
strcpy(ques[i/2].answer,line);
}
}
free(line);
num = num/2;
/*
FILE *infile;
infile = fopen("/bin/test.txt","r");
int num = 0;
struct question temp;
int i;
while(fread(&temp,sizeof(struct question),1,infile) != 0){
// printf("%s \n %s \n",temp.q,temp.answer);
num++;
}
fseek(infile,0,SEEK_SET);
struct question ques[num];
for(i =0 ; i < num;++i){
fread(&ques[i],sizeof(struct question),1,infile);
}
*/
//end of read from file
memset(&init_vals,0,sizeof(init_vals));
init_vals.paramTypes = TEEC_PARAM_TYPES(TEEC_VALUE_INPUT,TEEC_MEMREF_TEMP_INPUT,TEEC_NONE,TEEC_NONE);
init_vals.params[0].value.a = num;
init_vals.params[1].tmpref.buffer = ques;
init_vals.params[1].tmpref.size = sizeof(ques[0])*num;
res = TEEC_InitializeContext(NULL, &ctx); // This basically checks if a TEE is present in the system
if (res != TEEC_SUCCESS)
errx(1, "TEEC_InitializeContext failed with code 0x%x", res);
/*
* Open a session to the TA
*/
res = TEEC_OpenSession(&ctx, &sess, &uuid,TEEC_LOGIN_PUBLIC, NULL, &init_vals, &err_origin);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_Opensession failed with code 0x%x origin 0x%x",res, err_origin);
/*
* Prepare the argument. Pass a value in the first parameter,
* the remaining three parameters are unused.
*/
memset(&op, 0, sizeof(op));
op.paramTypes = TEEC_PARAM_TYPES(TEEC_VALUE_OUTPUT, TEEC_MEMREF_TEMP_OUTPUT,
TEEC_NONE, TEEC_NONE);
op.params[1].tmpref.buffer = question;
op.params[1].tmpref.size = sizeof(question);
printf("********************** QUIZ **************************\n");
while(1){
res = TEEC_InvokeCommand(&sess, TA_QUIZ_CMD_START_QUIZ, &op,&err_origin);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_Get_Question failed with code 0x%x origin 0x%x",res, err_origin);
if(op.params[0].value.a == 0){
break;
}else{
printf("\n----------------------- \n Question:\n %s \n",question );
printf(" Enter your anwer:\n");
char answer[DEF_QUES_SIZE];
fgets(answer,DEF_QUES_SIZE,stdin);
if ((strlen(answer)>0) && (answer[strlen (answer) - 1] == '\n'))
answer[strlen (answer) - 1] = '\0';
send_answer(sess,answer,err_origin);
}
}
printf("Quiz ended\n");
/*
* Close the session
*/
TEEC_CloseSession(&sess);
TEEC_FinalizeContext(&ctx);
return 0;
}
int main()
{
TEEC_Context context;
TEEC_Session session;
TEEC_Operation operation;
TEEC_SharedMemory in_mem;
TEEC_SharedMemory out_mem;
TEEC_Result ret;
uint32_t return_origin;
uint32_t connection_method = TEEC_LOGIN_PUBLIC;
char data[DATA_SIZE];
uint8_t sha1[SHA1_SIZE];
int i;
printf("START: example SHA1 calc app\n");
memset((void *)&in_mem, 0, sizeof(in_mem));
memset((void *)&out_mem, 0, sizeof(out_mem));
memset((void *)&operation, 0, sizeof(operation));
memset(data, 'y', DATA_SIZE);
memset(sha1, 0, SHA1_SIZE);
/* Initialize context */
printf("Initializing context: ");
ret = TEEC_InitializeContext(NULL, &context);
if (ret != TEEC_SUCCESS) {
printf("TEEC_InitializeContext failed: 0x%x\n", ret);
goto end_1;
} else {
printf("initiliazed\n");
}
/* Open session is expecting HASH algorithm */
operation.paramTypes = TEEC_PARAM_TYPES(TEEC_VALUE_INPUT, TEEC_NONE, TEEC_NONE, TEEC_NONE);
operation.params[0].value.a = HASH_SHA1;
/* Open session */
printf("Openning session: ");
ret = TEEC_OpenSession(&context, &session, &uuid, connection_method,
NULL, &operation, &return_origin);
if (ret != TEEC_SUCCESS) {
printf("TEEC_OpenSession failed: 0x%x\n", ret);
goto end_2;
} else {
printf("opened\n");
}
/* Register shared memory for initial hash */
/* Data */
in_mem.buffer = data;
in_mem.size = DATA_SIZE;
in_mem.flags = TEEC_MEM_INPUT;
ret = TEEC_RegisterSharedMemory(&context, &in_mem);
if (ret != TEE_SUCCESS) {
printf("Failed to register DATA shared memory\n");
goto end_3;
}
printf("Registered in mem..\n");
/* Fill operation parameters */
operation.paramTypes = TEEC_PARAM_TYPES(TEEC_MEMREF_WHOLE, TEEC_NONE, TEEC_NONE, TEEC_NONE);
operation.params[0].memref.parent = &in_mem;
/* Invoke command */
printf("Invoking command: Update sha1: ");
ret = TEEC_InvokeCommand(&session, HASH_UPDATE, &operation, &return_origin);
if (ret != TEEC_SUCCESS) {
printf("TEEC_InvokeCommand failed: 0x%x\n", ret);
goto end_3;
} else {
printf("done\n");
}
/* register a shared memory region to hold the output of the sha1 operation */
out_mem.buffer = sha1;
out_mem.size = SHA1_SIZE;
out_mem.flags = TEEC_MEM_INPUT | TEEC_MEM_OUTPUT;
ret = TEEC_RegisterSharedMemory(&context, &out_mem);
if (ret != TEE_SUCCESS) {
printf("Failed to allocate SHA1 shared memory\n");
goto end_3;
}
printf("Registered out mem..\n");
/*
* Send some more data to calculate the hash over, this will be added to the origional hash
* . This is not strictly needed it is a test for passing 2 memref params in a single
* operation
*/
memset(data, 'Z', DATA_SIZE);
/* Fill operation parameters */
operation.paramTypes = TEEC_PARAM_TYPES(TEEC_MEMREF_WHOLE, TEEC_MEMREF_WHOLE,
TEEC_NONE, TEEC_NONE);
/*
* reuse the origional input shared memory, because we have just updated the contents
* of the buffer
*/
operation.params[0].memref.parent = &in_mem;
operation.params[1].memref.parent = &out_mem;
/* Invoke command */
printf("Invoking command: Do final sha1: ");
ret = TEEC_InvokeCommand(&session, HASH_DO_FINAL, &operation, &return_origin);
if (ret != TEEC_SUCCESS) {
printf("TEEC_InvokeCommand failed: 0x%x\n", ret);
goto end_4;
} else {
printf("done\n");
}
/* Printf sha1 buf */
printf("Calculated sha1: ");
for (i = 0; i < SHA1_SIZE; i++)
printf("%02x", sha1[i]);
printf("\n");
/* Cleanup used connection/resources */
end_4:
printf("Releasing shared out memory..\n");
TEEC_ReleaseSharedMemory(&out_mem);
end_3:
printf("Releasing shared in memory..\n");
TEEC_ReleaseSharedMemory(&in_mem);
printf("Closing session..\n");
TEEC_CloseSession(&session);
end_2:
printf("Finalizing ctx..\n");
TEEC_FinalizeContext(&context);
end_1:
printf("END: example SHA1 calc app\n");
exit(ret);
}
int main(int argc, char *argv[])
{
TEEC_Result res;
TEEC_Context ctx;
TEEC_Session sess;
TEEC_Operation op;
TEEC_UUID uuid = TA_HELLO_WORLD_UUID;
uint32_t err_origin;
/* Initialize a context connecting us to the TEE */
res = TEEC_InitializeContext(NULL, &ctx);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_InitializeContext failed with code 0x%x", res);
/*
* Open a session to the "hello world" TA, the TA will print "hello
* world!" in the log when the session is created.
*/
res = TEEC_OpenSession(&ctx, &sess, &uuid,
TEEC_LOGIN_PUBLIC, NULL, NULL, &err_origin);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_Opensession failed with code 0x%x origin 0x%x",
res, err_origin);
/*
* Execute a function in the TA by invoking it, in this case
* we're incrementing a number.
*
* The value of command ID part and how the parameters are
* interpreted is part of the interface provided by the TA.
*/
/*
* Prepare the argument. Pass a value in the first parameter,
* the remaining three parameters are unused.
*/
memset(&op, 0, sizeof(op));
op.paramTypes = TEEC_PARAM_TYPES(TEEC_VALUE_INOUT, TEEC_NONE,
TEEC_NONE, TEEC_NONE);
op.params[0].value.a = 42;
printf("Invoking TA to increment %d\n", op.params[0].value.a);
res = TEEC_InvokeCommand(&sess, TA_HELLO_WORLD_CMD_INC_VALUE, &op,
&err_origin);
if (res != TEEC_SUCCESS)
errx(1, "TEEC_InvokeCommand failed with code 0x%x origin 0x%x",
res, err_origin);
printf("TA incremented value to %d\n", op.params[0].value.a);
/*
* We're done with the TA, close the session and
* destroy the context.
*
* The TA will print "Goodbye!" in the log when the
* session is closed.
*/
TEEC_CloseSession(&sess);
TEEC_FinalizeContext(&ctx);
return 0;
}
SST_ERROR SST_EXPORT_API SSTInit(void)
{
TEEC_Result nTeeError = TEEC_SUCCESS;
TEEC_Operation sOperation;
uint8_t nParamType3 = TEEC_NONE;
void* pSignatureFile = NULL;
uint32_t nSignatureFileLen = 0;
uint32_t nLoginType;
stubMutexLock();
if (g_bSSTInitialized)
{
/* SST library already initialized */
nTeeError = TEEC_SUCCESS;
goto end;
}
nTeeError = stubInitializeContext();
if (nTeeError != TEEC_SUCCESS)
{
goto end;
}
/* Check if there is a signature file.
* If yes, send it in param3, otherwise use LOGIN_APPLICATION
*/
nTeeError = TEEC_ReadSignatureFile(&pSignatureFile, &nSignatureFileLen);
if (nTeeError == TEEC_ERROR_ITEM_NOT_FOUND)
{
nLoginType = TEEC_LOGIN_USER_APPLICATION;
}
else
{
if (nTeeError != TEEC_SUCCESS)
{
goto end;
}
sOperation.params[3].tmpref.buffer = pSignatureFile;
sOperation.params[3].tmpref.size = nSignatureFileLen;
nParamType3 = TEEC_MEMREF_TEMP_INPUT;
nLoginType = TEEC_LOGIN_AUTHENTICATION;
}
sOperation.paramTypes = TEEC_PARAM_TYPES(TEEC_NONE, TEEC_NONE, TEEC_NONE, nParamType3);
nTeeError = TEEC_OpenSession(&g_sContext,
&g_SSTSession, /* OUT session */
&SERVICE_UUID, /* destination UUID */
nLoginType, /* connectionMethod */
NULL, /* connectionData */
&sOperation, /* IN OUT operation */
NULL /* OUT returnOrigin, optional */
);
if (nTeeError != TEEC_SUCCESS)
{
goto end_finalize_context;
}
g_bSSTInitialized = true;
stubMutexUnlock();
return SST_SUCCESS;
end_finalize_context:
stubFinalizeContext();
end:
stubMutexUnlock();
return static_SSTConvertErrorCode(nTeeError);
}
int verify_start_modem(void *access_mem_start,
size_t shared_mem_size,
size_t access_private_mem_size,
struct access_image_descr *access_image_descr)
{
int ret = 0;
TEEC_Result teec_ret = TEEC_ERROR_GENERIC;
TEEC_Context ctx;
TEEC_SharedMemory shm;
TEEC_ErrorOrigin org;
TEEC_Session session;
TEEC_Operation operation;
TEEC_UUID ta_static_uuid = STATIC_TA_UUID;
(void)access_mem_start;
(void)shared_mem_size;
(void)access_private_mem_size;
if (NULL == access_image_descr ||
NULL == access_image_descr->elf_hdr) {
ret = -1;
dprintf(ERROR, "NULL pointer error");
goto out;
}
teec_ret = TEEC_InitializeContext(NULL, &ctx);
if (teec_ret != TEEC_SUCCESS) {
goto out;
}
teec_ret = TEEC_OpenSession(&ctx, &session, &ta_static_uuid,
TEEC_LOGIN_PUBLIC, NULL, NULL, &org);
if (teec_ret != TEEC_SUCCESS) {
goto out_finalize;
}
shm.size = 4;
shm.flags = TEEC_MEM_INPUT;
teec_ret = TEEC_AllocateSharedMemory(&ctx, &shm);
if (teec_ret != TEEC_SUCCESS) {
goto out_close;
}
operation.memRefs[0] = shm;
operation.flags = TEEC_MEMREF_0_USED;
/* Point to entry. */
*((unsigned int *)shm.buffer) =
(uintptr_t)((uint8_t *) access_image_descr->elf_hdr +
ELF_ENTRY_OFFSET);
teec_ret = TEEC_InvokeCommand(&session, BASS_APP_VERITY_START_MODEM,
&operation, &org);
if (teec_ret != TEEC_SUCCESS) {
goto out_release;
}
out_release:
TEEC_ReleaseSharedMemory(&shm);
out_close:
TEEC_CloseSession(&session);
out_finalize:
TEEC_FinalizeContext(&ctx);
out:
if (teec_ret != TEEC_SUCCESS) {
ret = -1;
}
return ret;
}
bass_return_code teec_invoke_secworld(TEEC_Operation *const operation,
const uint32_t command_id)
{
bass_return_code ret_code = BASS_RC_FAILURE;
TEEC_Result result = TEEC_ERROR_GENERIC;
TEEC_Session session;
TEEC_Context context;
TEEC_ErrorOrigin errorOrigin;
TEEC_UUID ta_static_uuid = STATIC_TA_UUID;
result = TEEC_InitializeContext(NULL, &context);
if (TEEC_SUCCESS != result) {
dprintf(ERROR, "TEEC_InitializeContext error\n");
goto function_exit;
}
result = TEEC_OpenSession(&context, &session, &ta_static_uuid,
TEEC_LOGIN_PUBLIC, NULL, NULL, &errorOrigin);
if (TEEC_SUCCESS != result) {
dprintf(ERROR, "TEEC_OpenSession error\n");
goto finalize;
}
result = TEEC_InvokeCommand(&session, command_id,
operation, &errorOrigin);
if (TEEC_SUCCESS != result) {
dprintf(ERROR, "TEEC_InvokeCommand error\n");
goto close;
}
close:
if (TEEC_CloseSession(&session) != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_CloseSession error\n");
}
finalize:
if (TEEC_FinalizeContext(&context) != TEEC_SUCCESS) {
dprintf(ERROR, "TEEC_FinalizeContext error\n");
}
function_exit:
if (TEEC_SUCCESS != result) {
dprintf(ERROR, "result = 0x%X, errorOrigin = %d\n", result,
errorOrigin);
switch (errorOrigin) {
case TEEC_ORIGIN_API:
ret_code = BASS_RC_ERROR_TEE_API;
break;
case TEEC_ORIGIN_COMMS:
ret_code = BASS_RC_ERROR_TEE_COMMS;
break;
case TEEC_ORIGIN_TEE:
ret_code = BASS_RC_ERROR_TEE_CORE;
break;
case TEEC_ORIGIN_TRUSTED_APP:
ret_code = BASS_RC_ERROR_TEE_TRUSTED_APP;
break;
default:
ret_code = BASS_RC_ERROR_UNKNOWN;
break;
}
} else {
ret_code = BASS_RC_SUCCESS;
}
return ret_code;
}
