diff options
Diffstat (limited to 'src/libirecovery.c')
| -rw-r--r-- | src/libirecovery.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/src/libirecovery.c b/src/libirecovery.c index b1b81e0..a60782c 100644 --- a/src/libirecovery.c +++ b/src/libirecovery.c @@ -3130,7 +3130,7 @@ irecv_error_t irecv_send_command(irecv_client_t client, const char* command) return irecv_send_command_breq(client, command, 0); } -irecv_error_t irecv_send_file(irecv_client_t client, const char* filename, int dfu_notify_finished) +irecv_error_t irecv_send_file(irecv_client_t client, const char* filename, unsigned int options) { #ifdef USE_DUMMY return IRECV_E_UNSUPPORTED; @@ -3163,7 +3163,7 @@ irecv_error_t irecv_send_file(irecv_client_t client, const char* filename, int d return IRECV_E_UNKNOWN_ERROR; } - irecv_error_t error = irecv_send_buffer(client, (unsigned char*)buffer, length, dfu_notify_finished); + irecv_error_t error = irecv_send_buffer(client, (unsigned char*)buffer, length, options); free(buffer); return error; @@ -3190,7 +3190,7 @@ static irecv_error_t irecv_get_status(irecv_client_t client, unsigned int* statu return IRECV_E_SUCCESS; } -static irecv_error_t irecv_kis_send_buffer(irecv_client_t client, unsigned char* buffer, unsigned long length, int dfu_notify_finished) +static irecv_error_t irecv_kis_send_buffer(irecv_client_t client, unsigned char* buffer, unsigned long length, unsigned int options) { if (client->mode != IRECV_K_DFU_MODE) { return IRECV_E_UNSUPPORTED; @@ -3254,7 +3254,7 @@ static irecv_error_t irecv_kis_send_buffer(irecv_client_t client, unsigned char* } free(chunk); - if (dfu_notify_finished) { + if (options & IRECV_SEND_OPT_DFU_NOTIFY_FINISH) { #ifdef WIN32 DWORD amount = (DWORD)origLen; DWORD transferred = 0; @@ -3273,13 +3273,13 @@ static irecv_error_t irecv_kis_send_buffer(irecv_client_t client, unsigned char* } #endif -irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, unsigned long length, int dfu_notify_finished) +irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, unsigned long length, unsigned int options) { #ifdef USE_DUMMY return IRECV_E_UNSUPPORTED; #else if (client->isKIS) - return irecv_kis_send_buffer(client, buffer, length, dfu_notify_finished); + return irecv_kis_send_buffer(client, buffer, length, options); irecv_error_t error = 0; int recovery_mode = ((client->mode != IRECV_K_DFU_MODE) && (client->mode != IRECV_K_PORT_DFU_MODE) && (client->mode != IRECV_K_WTF_MODE)); @@ -3289,7 +3289,12 @@ irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, un unsigned int h1 = 0xFFFFFFFF; unsigned char dfu_xbuf[12] = {0xff, 0xff, 0xff, 0xff, 0xac, 0x05, 0x00, 0x01, 0x55, 0x46, 0x44, 0x10}; + int dfu_crc = 1; int packet_size = recovery_mode ? 0x8000 : 0x800; + if (!recovery_mode && (options & IRECV_SEND_OPT_DFU_SMALL_PKT)) { + packet_size = 0x40; + dfu_crc = 0; + } int last = length % packet_size; int packets = length / packet_size; @@ -3341,11 +3346,14 @@ irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, un if (recovery_mode) { error = irecv_usb_bulk_transfer(client, 0x04, &buffer[i * packet_size], size, &bytes, USB_TIMEOUT); } else { - int j; - for (j = 0; j < size; j++) { - crc32_step(h1, buffer[i*packet_size + j]); + if (dfu_crc) { + int j; + for (j = 0; j < size; j++) { + crc32_step(h1, buffer[i*packet_size + j]); + } } - if (i+1 == packets) { + if (dfu_crc && i+1 == packets) { + int j; if (size+16 > packet_size) { bytes = irecv_usb_control_transfer(client, 0x21, 1, i, 0, &buffer[i * packet_size], size, USB_TIMEOUT); if (bytes != size) { @@ -3354,7 +3362,6 @@ irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, un count += size; size = 0; } - for (j = 0; j < 2; j++) { crc32_step(h1, dfu_xbuf[j*6 + 0]); crc32_step(h1, dfu_xbuf[j*6 + 1]); @@ -3428,7 +3435,7 @@ irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, un irecv_usb_bulk_transfer(client, 0x04, buffer, 0, &bytes, USB_TIMEOUT); } - if (dfu_notify_finished && !recovery_mode) { + if ((options & IRECV_SEND_OPT_DFU_NOTIFY_FINISH) && !recovery_mode) { irecv_usb_control_transfer(client, 0x21, 1, packets, 0, (unsigned char*) buffer, 0, USB_TIMEOUT); for (i = 0; i < 2; i++) { @@ -3438,7 +3445,7 @@ irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, un } } - if (dfu_notify_finished == 2) { + if ((options & IRECV_SEND_OPT_DFU_FORCE_ZLP)) { /* we send a pseudo ZLP here just in case */ irecv_usb_control_transfer(client, 0x21, 1, 0, 0, 0, 0, USB_TIMEOUT); } |