C PoW updates
Catching up with Grant Olson's fork. Reduce thread priority.
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@ -17,6 +17,14 @@
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#define HASH_SIZE 64
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#define BUFLEN 16384
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#if defined(__GNUC__)
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#define EXPORT __attribute__ ((__visibility__("default")))
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#define UINT intptr_t
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#elif defined(WIN32)
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#define EXPORT __declspec(dllexport)
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#define UINT unsigned int
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#endif
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#define ntohll(x) ( ( (uint64_t)(ntohl( (unsigned int)((x << 32) >> 32) )) << 32) | ntohl( ((unsigned int)(x >> 32)) ) )
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unsigned long long max_val;
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@ -30,7 +38,7 @@ DWORD WINAPI threadfunc(LPVOID lpParameter) {
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DWORD incamt = (DWORD)lpParameter;
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#else
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void * threadfunc(void* param) {
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unsigned int incamt = (unsigned int)param;
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UINT incamt = (UINT)param;
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#endif
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SHA512_CTX sha;
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unsigned char buf[HASH_SIZE + sizeof(uint64_t)] = { 0 };
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@ -59,7 +67,7 @@ void * threadfunc(void* param) {
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return NULL;
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}
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extern "C" __declspec(dllexport) unsigned long long BitmessagePOW(unsigned char * starthash, unsigned long long target)
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extern "C" EXPORT unsigned long long BitmessagePOW(unsigned char * starthash, unsigned long long target)
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{
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successval = 0;
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max_val = target;
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@ -67,14 +75,17 @@ extern "C" __declspec(dllexport) unsigned long long BitmessagePOW(unsigned char
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# ifdef _WIN32
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HANDLE* threads = (HANDLE*)calloc(sizeof(HANDLE), numthreads);
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# else
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pthread_t* threads = calloc(sizeof(pthread_t), numthreads);
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pthread_t* threads = (pthread_t*)calloc(sizeof(pthread_t), numthreads);
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struct sched_param schparam;
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schparam.sched_priority = 0;
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# endif
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for (int i = 0; i < numthreads; i++) {
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for (UINT i = 0; i < numthreads; i++) {
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# ifdef _WIN32
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threads[i] = CreateThread(NULL, 0, threadfunc, (LPVOID)i, 0, NULL);
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SetThreadPriority(threads[i], THREAD_PRIORITY_IDLE);
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# else
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pthread_create(&threads[i], NULL, threadfunc, (void*)i);
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pthread_setschedparam(threads[i], SCHED_IDLE, &schparam);
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# endif
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}
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# ifdef _WIN32
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