int CRYPT_RNG_Get(
CRYPT_RNG_CTX* rng,
unsigned char* b
);
This function gets one random number from the random number generator.
RNG context was initialized using the CRYPT_RNG_Initialize function.
| Parameters | Description |
|---|---|
| rng | Pointer to context which saves state between calls. |
| b | Pointer to 8-bit location to store the result. |
BAD_FUNC_ARG - An invalid pointer was passed to the function.
Less than 0 - An error occurred.
0 or greater - Success.
None.
#define RANDOM_BYTE_SZ 32
int ret;
CRYPT_RNG_CTX mcRng;
byte out[RANDOM_BYTE_SZ];
ret = CRYPT_RNG_Initialize(&mcRng);
ret = CRYPT_RNG_Get(&mcRng, &out[0]);
ret = CRYPT_RNG_BlockGenerate(&mcRng, out, RANDOM_BYTE_SZ);
ret = CRYPT_RNG_Deinitialize(&mcRng);