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author | 2010-06-22 15:06:55 -0400 | |
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committer | 2010-06-22 15:06:55 -0400 | |
commit | 38c965c16625d26915b3d4998a8a7e790c834d89 (patch) | |
tree | 227333a4a327c66b23cad380ee8c9614c315aa5f /src/asr.c | |
parent | 61db8cf5abc37ea0da1878961f209f3eb2ba31bf (diff) | |
download | idevicerestore-38c965c16625d26915b3d4998a8a7e790c834d89.tar.gz idevicerestore-38c965c16625d26915b3d4998a8a7e790c834d89.tar.bz2 |
Reverted rcg4u merge, didn't realize this was actually from posixninja branch
Diffstat (limited to 'src/asr.c')
-rw-r--r-- | src/asr.c | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/src/asr.c b/src/asr.c deleted file mode 100644 index c7b6147..0000000 --- a/src/asr.c +++ /dev/null @@ -1,292 +0,0 @@ -/* - * asr.h - * Functions for handling asr connections - * - * Copyright (c) 2010 Joshua Hill. All Rights Reserved. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <libimobiledevice/libimobiledevice.h> - -#include "asr.h" -#include "idevicerestore.h" - -#define ASR_PORT 12345 -#define ASR_BUFFER_SIZE 65536 - -int asr_open_with_timeout(idevice_t device, idevice_connection_t* asr) { - int i = 0; - int attempts = 10; - idevice_connection_t connection = NULL; - idevice_error_t device_error = IDEVICE_E_SUCCESS; - - *asr = NULL; - - if (device == NULL) { - return -1; - } - - debug("Connecting to ASR\n"); - for (i = 1; i <= attempts; i++) { - device_error = idevice_connect(device, ASR_PORT, &connection); - if (device_error == IDEVICE_E_SUCCESS) { - break; - } - - if (i >= attempts) { - error("ERROR: Unable to connect to ASR client\n"); - return -1; - } - - sleep(2); - debug("Retrying connection...\n"); - } - - *asr = connection; - return 0; -} - -int asr_receive(idevice_connection_t asr, plist_t* data) { - uint32_t size = 0; - char* buffer = NULL; - plist_t request = NULL; - idevice_error_t device_error = IDEVICE_E_SUCCESS; - - *data = NULL; - - buffer = (char*) malloc(ASR_BUFFER_SIZE); - if (buffer == NULL) { - error("ERROR: Unable to allocate memory for ASR receive buffer\n"); - return -1; - } - memset(buffer, '\0', ASR_BUFFER_SIZE); - - device_error = idevice_connection_receive(asr, buffer, ASR_BUFFER_SIZE, &size); - if (device_error != IDEVICE_E_SUCCESS) { - error("ERROR: Unable to receive data from ASR\n"); - free(buffer); - return -1; - } - plist_from_xml(buffer, size, &request); - - *data = request; - - debug("Received %d bytes:\n%s\n", size, buffer); - free(buffer); - return 0; -} - -int asr_send(idevice_connection_t asr, plist_t* data) { - uint32_t size = 0; - char* buffer = NULL; - - plist_to_xml(data, &buffer, &size); - if (asr_send_buffer(asr, buffer, size) < 0) { - error("ERROR: Unable to send plist to ASR\n"); - free(buffer); - return -1; - } - - debug("Sent %d bytes:\n", size); - debug_plist(data); - free(buffer); - return 0; -} - -int asr_send_buffer(idevice_connection_t asr, const char* data, uint32_t size) { - uint32_t bytes = 0; - idevice_error_t device_error = IDEVICE_E_SUCCESS; - - device_error = idevice_connection_send(asr, data, size, &bytes); - if (device_error != IDEVICE_E_SUCCESS || bytes != size) { - error("ERROR: Unable to send data to ASR\n"); - return -1; - } - - return 0; -} - -void asr_close(idevice_connection_t asr) { - if (asr != NULL) { - idevice_disconnect(asr); - asr = NULL; - } -} - -int asr_perform_validation(idevice_connection_t asr, const char* filesystem) { - FILE* file = NULL; - uint64_t length = 0; - char* command = NULL; - plist_t node = NULL; - plist_t packet = NULL; - plist_t packet_info = NULL; - plist_t payload_info = NULL; - - file = fopen(filesystem, "rb"); - if (file == NULL) { - return -1; - } - - fseek(file, 0, SEEK_END); - length = ftell(file); - fseek(file, 0, SEEK_SET); - - payload_info = plist_new_dict(); - plist_dict_insert_item(payload_info, "Port", plist_new_uint(1)); - plist_dict_insert_item(payload_info, "Size", plist_new_uint(length)); - - packet_info = plist_new_dict(); - plist_dict_insert_item(packet_info, "FEC Slice Stride", plist_new_uint(40)); - plist_dict_insert_item(packet_info, "Packet Payload Size", plist_new_uint(1450)); - plist_dict_insert_item(packet_info, "Packets Per FEC", plist_new_uint(25)); - plist_dict_insert_item(packet_info, "Payload", payload_info); - plist_dict_insert_item(packet_info, "Stream ID", plist_new_uint(1)); - plist_dict_insert_item(packet_info, "Version", plist_new_uint(1)); - - if (asr_send(asr, packet_info)) { - error("ERROR: Unable to sent packet information to ASR\n"); - plist_free(packet_info); - return -1; - } - plist_free(packet_info); - - while (1) { - if (asr_receive(asr, &packet) < 0) { - error("ERROR: Unable to receive validation packet\n"); - return -1; - } - - node = plist_dict_get_item(packet, "Command"); - if (!node || plist_get_node_type(node) != PLIST_STRING) { - error("ERROR: Unable to find command node in validation request\n"); - return -1; - } - plist_get_string_val(node, &command); - - if (!strcmp(command, "OOBData")) { - asr_handle_oob_data_request(asr, packet, file); - - - plist_free(packet); - - } else if(!strcmp(command, "Payload")) { - plist_free(packet); - break; - - } else { - error("ERROR: Unknown command received from ASR\n"); - plist_free(packet); - return -1; - } - } - - return 0; -} - -int asr_handle_oob_data_request(idevice_connection_t asr, plist_t packet, FILE* file) { - char* oob_data = NULL; - uint64_t oob_offset = 0; - uint64_t oob_length = 0; - plist_t oob_length_node = NULL; - plist_t oob_offset_node = NULL; - - oob_length_node = plist_dict_get_item(packet, "OOB Length"); - if (!oob_length_node || PLIST_UINT != plist_get_node_type(oob_length_node)) { - error("ERROR: Unable to find OOB data length\n"); - return -1; - } - plist_get_uint_val(oob_length_node, &oob_length); - - oob_offset_node = plist_dict_get_item(packet, "OOB Offset"); - if (!oob_offset_node || PLIST_UINT != plist_get_node_type(oob_offset_node)) { - error("ERROR: Unable to find OOB data offset\n"); - return -1; - } - plist_get_uint_val(oob_offset_node, &oob_offset); - - oob_data = (char*) malloc(oob_length); - if (oob_data == NULL) { - error("ERROR: Out of memory\n"); - plist_free(packet); - return -1; - } - - fseek(file, oob_offset, SEEK_SET); - if (fread(oob_data, 1, oob_length, file) != oob_length) { - error("ERROR: Unable to read OOB data from filesystem offset\n"); - plist_free(packet); - free(oob_data); - return -1; - } - - if (asr_send_buffer(asr, oob_data, oob_length) < 0) { - error("ERROR: Unable to send OOB data to ASR\n"); - plist_free(packet); - free(oob_data); - return -1; - } - free(oob_data); - return 0; -} - -int asr_send_payload(idevice_connection_t asr, const char* filesystem) { - int i = 0; - char data[1450]; - FILE* file = NULL; - uint32_t bytes = 0; - uint32_t count = 0; - uint32_t length = 0; - double progress = 0; - - file = fopen(filesystem, "rb"); - if (file == NULL) { - return -1; - } - - fseek(file, 0, SEEK_END); - length = ftell(file); - fseek(file, 0, SEEK_SET); - - for(i = length; i > 0; i -= 1450) { - int size = 1450; - if (i < 1450) { - size = i; - } - - if (fread(data, 1, size, file) != (unsigned int) size) { - error("Error reading filesystem\n"); - fclose(file); - return -1; - } - - if (asr_send_buffer(asr, data, size) < 0) { - error("ERROR: Unable to send filesystem payload\n"); - fclose(file); - return -1; - } - - bytes += size; - progress = ((double) bytes/ (double) length) * 100.0; - print_progress_bar("Extracting", progress); - - } - - fclose(file); - return 0; -} |