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@ -607,11 +607,19 @@ int libztex_scanDevices(struct libztex_dev_list*** devs_p)
@@ -607,11 +607,19 @@ int libztex_scanDevices(struct libztex_dev_list*** devs_p)
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int libztex_sendHashData(struct libztex_device *ztex, unsigned char *sendbuf) |
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{ |
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int cnt; |
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int cnt, ret; |
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if (ztex == NULL || ztex->hndl == NULL) |
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return 0; |
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cnt = libusb_control_transfer(ztex->hndl, 0x40, 0x80, 0, 0, sendbuf, 44, 1000); |
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ret = 44; |
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while (ret > 0) { |
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cnt = libusb_control_transfer(ztex->hndl, 0x40, 0x80, 0, 0, sendbuf, ret, 1000); |
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if (cnt >= 0) |
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ret -= cnt; |
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else |
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if (cnt != LIBUSB_ERROR_TIMEOUT) |
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break; |
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} |
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if (unlikely(cnt < 0)) |
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applog(LOG_ERR, "%s: Failed sendHashData with err %d", ztex->repr, cnt); |
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@ -621,7 +629,7 @@ int libztex_sendHashData(struct libztex_device *ztex, unsigned char *sendbuf)
@@ -621,7 +629,7 @@ int libztex_sendHashData(struct libztex_device *ztex, unsigned char *sendbuf)
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int libztex_readHashData(struct libztex_device *ztex, struct libztex_hash_data nonces[]) { |
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int bufsize = 12 + ztex->extraSolutions * 4; |
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unsigned char *rbuf; |
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int cnt, i, j; |
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int cnt, i, j, ret; |
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if (ztex->hndl == NULL) |
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return 0; |
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@ -631,7 +639,16 @@ int libztex_readHashData(struct libztex_device *ztex, struct libztex_hash_data n
@@ -631,7 +639,16 @@ int libztex_readHashData(struct libztex_device *ztex, struct libztex_hash_data n
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applog(LOG_ERR, "%s: Failed to allocate memory for reading nonces", ztex->repr); |
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return 0; |
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} |
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cnt = libusb_control_transfer(ztex->hndl, 0xc0, 0x81, 0, 0, rbuf, bufsize * ztex->numNonces, 1000); |
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ret = bufsize * ztex->numNonces; |
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while (ret > 0) { |
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cnt = libusb_control_transfer(ztex->hndl, 0xc0, 0x81, 0, 0, rbuf, ret, 1000); |
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if (cnt >= 0) |
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ret -= cnt; |
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else |
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if (cnt != LIBUSB_ERROR_TIMEOUT) |
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break; |
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} |
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if (unlikely(cnt < 0)) { |
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applog(LOG_ERR, "%s: Failed readHashData with err %d", ztex->repr, cnt); |
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free(rbuf); |
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