118 lines
3.8 KiB
C
118 lines
3.8 KiB
C
#include "cpuminer-config.h"
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#include "version.h"
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#include "miner.h"
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#include <stdio.h>
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#include "yespower-1.0.1/yespower.h"
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#include "yespower-1.0.1/sysendian.h"
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#ifdef TARGET_RASPBERRY
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#define BLOCK_VERSION BLOCK_VERSION_RASPBERRY
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#elif defined(TARGET_NOARM)
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#define BLOCK_VERSION BLOCK_VERSION_NOARM
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#else
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#define BLOCK_VERSION BLOCK_VERSION_DEFAULT
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#endif
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/* Auswahl der Yespower-Parameter basierend auf nVersion */
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const yespower_params_t *select_yespower_params_by_version(int32_t nVersion) {
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if ((nVersion & BLOCK_VERSION_RASPBERRY) == BLOCK_VERSION_RASPBERRY) {
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static const yespower_params_t params_raspberry = {
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.version = YESPOWER_1_0,
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.N = 2048,
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.r = 8,
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.pers = (const uint8_t *)"Raspberry",
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.perslen = 9
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};
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return ¶ms_raspberry;
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} else if ((nVersion & BLOCK_VERSION_NOARM) == BLOCK_VERSION_NOARM) {
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static const yespower_params_t params_noarm = {
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.version = YESPOWER_1_0,
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.N = 4096,
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.r = 16,
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.pers = (const uint8_t *)"NoARM",
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.perslen = 5
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};
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return ¶ms_noarm;
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} else {
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static const yespower_params_t params_default = {
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.version = YESPOWER_1_0,
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.N = 4096,
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.r = 16,
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.pers = (const uint8_t *)"Default",
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.perslen = 7
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};
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return ¶ms_default;
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}
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}
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/* Berechnung des Yespower-Hashes */
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int yespower_hash(const char *input, char *output, int32_t nVersion) {
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const yespower_params_t *params = select_yespower_params_by_version(nVersion);
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return yespower_tls((const uint8_t *)input, 80, params, (yespower_binary_t *)output);
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}
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/* Scanhash-Funktion für ARM-Architektur mit Yespower */
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int scanhash_arm_yespower(int thr_id, uint32_t *pdata, const uint32_t *ptarget, uint32_t max_nonce, unsigned long *hashes_done, int32_t nVersion) {
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const yespower_params_t *params = select_yespower_params_by_version(nVersion);
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union {
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uint8_t u8[80]; // 80 Bytes Blockheader
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uint32_t u32[20];
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} data;
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union {
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yespower_binary_t yb;
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uint32_t u32[8];
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} hash;
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uint32_t n = pdata[19] - 1; // Start Nonce
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const uint32_t Htarg = ptarget[7]; // Zielwert (kleiner ist besser)
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int i;
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// Debug-Ausgabe: Parameter
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printf("Debug: Using Yespower parameters - N: %d, r: %d, pers: %s\n", params->N, params->r, params->pers);
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// Blockdaten in Big-Endian formatieren
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for (i = 0; i < 20; i++) {
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be32enc(&data.u32[i], pdata[i]);
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}
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do {
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be32enc(&data.u32[19], ++n); // Nonce inkrementieren
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if (yespower_tls(data.u8, 80, params, &hash.yb)) {
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abort(); // Fehlerbehandlung
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}
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// Debug-Ausgabe: Nonce und Hash
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printf("Debug: Nonce: %u, Hash: %08x%08x%08x%08x%08x%08x%08x%08x\n",
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n,
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hash.u32[0], hash.u32[1], hash.u32[2], hash.u32[3],
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hash.u32[4], hash.u32[5], hash.u32[6], hash.u32[7]);
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// Überprüfung des Hash-Werts
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if (le32dec(&hash.u32[7]) <= Htarg) {
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for (i = 0; i < 8; i++) {
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hash.u32[i] = le32dec(&hash.u32[i]); // Konvertiere zu Little-Endian
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}
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if (fulltest(hash.u32, ptarget)) {
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// Debug-Ausgabe: Erfolg
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printf("Debug: Valid block found! Nonce: %u\n", n);
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*hashes_done = n - pdata[19] + 1;
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pdata[19] = n;
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return 1; // Gültiger Block gefunden
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}
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}
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} while (n < max_nonce && !work_restart[thr_id].restart);
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// Debug-Ausgabe: Kein Block gefunden
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printf("Debug: No valid block found. Last Nonce: %u\n", n);
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*hashes_done = n - pdata[19] + 1;
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pdata[19] = n;
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return 0; // Kein gültiger Block gefunden
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}
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