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Added new CUSTOM_RAND_GENERATE_SEED_OS macro to allow custom random generation, which includes the OS_Seed. Opted to create new macro instead of modifying existing CUSTOM_RAND_GENERATE_SEED.

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This commit is contained in:
David Garske
2016-01-28 09:31:36 -08:00
parent 02397623be
commit 2bc0ae05b5
1 changed files with 14 additions and 1 deletions
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15
wolfcrypt/src/random.c
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@@ -985,9 +985,22 @@ static int wc_GenerateRand_IntelRD(OS_Seed* os, byte* output, word32 sz)
int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz) int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
{ {
(void)os; (void)os; /* Suppress unused arg warning */
return CUSTOM_RAND_GENERATE_SEED(output, sz); return CUSTOM_RAND_GENERATE_SEED(output, sz);
} }
#elif defined(CUSTOM_RAND_GENERATE_SEED_OS)
/* Implement your own random generation function,
* which includes OS_Seed.
* Return 0 to indicate success
* int rand_gen_seed(OS_Seed* os, byte* output, word32 sz);
* #define CUSTOM_RAND_GENERATE_SEED_OS rand_gen_seed */
int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
{
return CUSTOM_RAND_GENERATE_SEED_OS(os, output, sz);
}
#elif defined(USE_WINDOWS_API) #elif defined(USE_WINDOWS_API)