diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/crypto/slow-hash.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/crypto/slow-hash.c b/src/crypto/slow-hash.c index faaf127ce..4efa8af6c 100644 --- a/src/crypto/slow-hash.c +++ b/src/crypto/slow-hash.c @@ -189,12 +189,22 @@ STATIC INLINE void xor_blocks(uint8_t *a, const uint8_t *b) STATIC INLINE int force_software_aes(void) { + static int use = -1; + + if (use != -1) + return use; + const char *env = getenv("MONERO_USE_SOFTWARE_AES"); - if (!env) - return 0; - if (!strcmp(env, "0") || !strcmp(env, "no")) - return 0; - return 1; + if (!env) { + use = 0; + } + else if (!strcmp(env, "0") || !strcmp(env, "no")) { + use = 0; + } + else { + use = 1; + } + return use; } STATIC INLINE int check_aes_hw(void) |