static int et199_encrypt_write_data(void *encrypt, char *src_data, int length, FILE_TYPE type)
{
ENCRYPT *encrypt_ins = (ENCRYPT *)encrypt;
struct ET_CONTEXT*pContext = (struct ET_CONTEXT*)encrypt_ins->private_data;
int dwRet = 0;
if(length > DATA_FILE_LENGTH)
{
return WRITE_LEN_LONGER;
}
dwRet = ETVerifyPin(&pContext[0], (unsigned char *)encrypt_ins->dev_passwd,
strlen(encrypt_ins->dev_passwd), ET_DEV_PIN);
if(dwRet)
{
if(dwRet == ET_E_KEY_REMOVED || dwRet == ET_E_NO_LIST)
{
return DEV_REMOVED;
}
PostError("ETVerifyPin", dwRet);
return VERIFYPASSWD_ERR;
}
dwRet = ETWriteFile(&pContext[0], file_name[type], 0, (unsigned char *)src_data, length);
if(dwRet)
{
if(dwRet == ET_E_KEY_REMOVED || dwRet == ET_E_NO_LIST)
{
return DEV_REMOVED;
}
PostError("ETWriteFile", dwRet);
return WRITEFILE_ERR;
}
return 0;
}
static int et199_encrypt_excute_flie(void *encrypt, char *file_name, char *inbuf, char *outbuf, char *passwd)
{
ENCRYPT *encrypt_ins = (ENCRYPT *)encrypt;
struct ET_CONTEXT*pContext = (struct ET_CONTEXT*)encrypt_ins->private_data;
int dwRet = 0;
long unsigned int len = 0;
dwRet = ETVerifyPin(&pContext[0], (unsigned char *)passwd, strlen(passwd), ET_USER_PIN);
if(dwRet)
{
if(dwRet == ET_E_KEY_REMOVED || dwRet == ET_E_NO_LIST)
{
return DEV_REMOVED;
}
PostError("et199_encrypt_excute_flie ETVerifyPin", dwRet);
return VERIFYPASSWD_ERR;
}
dwRet = ETExecute(&pContext[0], file_name, (unsigned char *)inbuf, strlen(inbuf), (unsigned char *)outbuf, BUF_LEN, &len);
if(dwRet)
{
if(dwRet == ET_E_KEY_REMOVED || dwRet == ET_E_NO_LIST)
{
return DEV_REMOVED;
}
PostError("et199_encrypt_excute_flie ETExecute",dwRet);
return EXCUTEFILE_ERR;
}
return len;
}
static int et199_encrypt_creat_flie(void *encrypt, char *file_name, int size, char *passwd, int file_type)
{
ENCRYPT *encrypt_ins = (ENCRYPT *)encrypt;
struct ET_CONTEXT *pContext = (struct ET_CONTEXT *)encrypt_ins->private_data;
int dwRet = 0;
dwRet = ETVerifyPin(&pContext[0], (unsigned char *)passwd, strlen(passwd), ET_DEV_PIN);
if(dwRet)
{
PostError("ETVerifyPin",dwRet);
return VERIFYPASSWD_ERR;
}
dwRet = ETCreateFile(&pContext[0], file_name, size, file_type);
if(dwRet)
{
PostError("ETCreateFile", dwRet);
return CREATEFILE_ERR;
}
return SUCCESS;
}
static PyObject *
ETContext_verify_pin(ETContextObject* self, PyObject *args)
{
BYTE *pbPin=NULL;
DWORD dwPinLen,dwPinType,dwRet;
if(!PyArg_ParseTuple(args, "s#I", &pbPin,&dwPinLen,&dwPinType)) {
return NULL;
}
dwRet = ETVerifyPin(&self->context,pbPin,dwPinLen,dwPinType);
/*
if(ET_S_SUCCESS == dwRet){
Py_RETURN_TRUE;
}else if(dwRet&0xF0000C00){
Py_RETURN_FALSE;
}else{
DWRET_VALIDATE(dwRet,NULL);
}
*/
DWRET_VALIDATE(dwRet,NULL);
Py_RETURN_TRUE;
}
