diff options
Diffstat (limited to 'cpu-miner.c')
| -rw-r--r-- | cpu-miner.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/cpu-miner.c b/cpu-miner.c index 29af042..7eb7af1 100644 --- a/cpu-miner.c +++ b/cpu-miner.c @@ -87,6 +87,7 @@ enum sha256_algos { ALGO_CRYPTOPP, /* Crypto++ (C) */ ALGO_CRYPTOPP_ASM32, /* Crypto++ 32-bit assembly */ ALGO_SSE2_64, /* SSE2 for x86_64 */ + ALGO_SCRYPT, /* scrypt(1024,1,1) */ }; static const char *algo_names[] = { @@ -104,6 +105,7 @@ static const char *algo_names[] = { #ifdef WANT_X8664_SSE2 [ALGO_SSE2_64] = "sse2_64", #endif + [ALGO_SCRYPT] = "scrypt", }; bool opt_debug = false; @@ -552,6 +554,7 @@ static void *miner_thread(void *userdata) struct thr_info *mythr = userdata; int thr_id = mythr->id; uint32_t max_nonce = 0xffffff; + unsigned char *scratchbuf = NULL; /* Set worker threads to nice 19 and then preferentially to SCHED_IDLE * and if that fails, then SCHED_BATCH. No need for this to be an @@ -563,6 +566,12 @@ static void *miner_thread(void *userdata) * of the number of CPUs */ if (!(opt_n_threads % num_processors)) affine_to_cpu(mythr->id, mythr->id % num_processors); + + if (opt_algo == ALGO_SCRYPT) + { + scratchbuf = malloc(131583); + max_nonce = 0xffff; + } while (1) { struct work work __attribute__((aligned(128))); @@ -633,6 +642,11 @@ static void *miner_thread(void *userdata) break; #endif + case ALGO_SCRYPT: + rc = scanhash_scrypt(thr_id, work.data, scratchbuf, + work.target, max_nonce, &hashes_done); + break; + default: /* should never happen */ goto out; |