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authorGravatar Joshua Hill2010-05-25 15:43:24 -0400
committerGravatar Joshua Hill2010-05-25 15:43:24 -0400
commit8e62479ecbcf29a60bd6a03a08a3487955367f2a (patch)
tree02385d822afc423d993d908a87b99cf91feb5127 /src
parent2cabfb69fbe9d6ce318447cb17132411d21b7318 (diff)
downloadidevicerestore-8e62479ecbcf29a60bd6a03a08a3487955367f2a.tar.gz
idevicerestore-8e62479ecbcf29a60bd6a03a08a3487955367f2a.tar.bz2
cleaned up and fixed kernelcache restore. just successfully restored my ipt3g
Diffstat (limited to 'src')
-rw-r--r--src/idevicerestore.c233
1 files changed, 116 insertions, 117 deletions
diff --git a/src/idevicerestore.c b/src/idevicerestore.c
index 1422c8c..a5ada17 100644
--- a/src/idevicerestore.c
+++ b/src/idevicerestore.c
@@ -53,6 +53,7 @@ int irecv_send_ramdisk(char* ipsw, plist_t tss);
int irecv_send_kernelcache(char* ipsw, plist_t tss);
int get_tss_data(plist_t tss, const char* entry, char** path, char** blob);
void device_callback(const idevice_event_t* event, void *user_data);
+int get_signed_component(char* ipsw, plist_t tss, char* component, char** pdata, int* psize);
int main(int argc, char* argv[]) {
int opt = 0;
@@ -103,7 +104,7 @@ int main(int argc, char* argv[]) {
/* determine recovery or normal mode */
info("Checking for device in normal mode...\n");
- device_error = 1;//idevice_new(&device, uuid);
+ device_error = idevice_new(&device, uuid);
if (device_error != IDEVICE_E_SUCCESS) {
info("Checking for the device in recovery mode...\n");
recovery_error = irecv_open(&recovery);
@@ -146,6 +147,7 @@ int main(int argc, char* argv[]) {
plist_get_uint_val(unique_chip_node, &ecid);
lockdownd_client_free(lockdown);
+ plist_free(unique_chip_node);
idevice_free(device);
lockdown = NULL;
device = NULL;
@@ -169,7 +171,7 @@ int main(int argc, char* argv[]) {
}
/* parse buildmanifest */
- int buildmanifest_size = 0;
+ int buildmanifest_size = 0;
char* buildmanifest_data = NULL;
info("Extracting BuildManifest.plist from IPSW\n");
if (ipsw_extract_to_memory(ipsw, "BuildManifest.plist", &buildmanifest_data, &buildmanifest_size) < 0) {
@@ -202,7 +204,7 @@ int main(int argc, char* argv[]) {
char* filesystem = NULL;
plist_t filesystem_node = plist_dict_get_item(tss_request, "OS");
if (!filesystem_node || plist_get_node_type(filesystem_node) != PLIST_DICT) {
- error("ERROR: Unable to find OS filesystem\n");
+ error("ERROR: Unable to find filesystem node\n");
plist_free(tss_request);
return -1;
}
@@ -224,7 +226,7 @@ int main(int argc, char* argv[]) {
plist_free(tss_request);
info("Extracting filesystem from IPSW\n");
- if(ipsw_extract_to_file(ipsw, filesystem, filesystem) < 0) {
+ if (ipsw_extract_to_file(ipsw, filesystem, filesystem) < 0) {
error("ERROR: Unable to extract filesystem\n");
return -1;
}
@@ -298,21 +300,18 @@ int main(int argc, char* argv[]) {
return -1;
}
- //idevice_event_subscribe(&device_callback, NULL);
+ idevice_event_subscribe(&device_callback, NULL);
info("Waiting for device to enter restore mode\n");
while (idevicerestore_mode != RESTORE_MODE) {
- device_error = idevice_new(&device, uuid);
- if (device_error == IDEVICE_E_SUCCESS) {
- idevicerestore_mode = RESTORE_MODE;
- break;
- }
sleep(2);
- info("Got response %d\n", device_error);
- info("Retrying connection...\n");
- //plist_free(tss_response);
- //return -1;
}
- idevice_set_debug_level(5);
+
+ device_error = idevice_new(&device, uuid);
+ if (device_error != IDEVICE_E_SUCCESS) {
+ error("ERROR: Unable to open device\n");
+ plist_free(tss_response);
+ return -1;
+ }
restored_client_t restore = NULL;
restored_error_t restore_error = restored_client_new(device, &restore, "idevicerestore");
@@ -326,7 +325,7 @@ int main(int argc, char* argv[]) {
char* type = NULL;
uint64_t version = 0;
if (restored_query_type(restore, &type, &version) != RESTORE_E_SUCCESS) {
- printf("ERROR: Device is not in restore mode. QueryType returned \"%s\"\n", type);
+ error("ERROR: Device is not in restore mode. QueryType returned \"%s\"\n", type);
plist_free(tss_response);
restored_client_free(restore);
idevice_free(device);
@@ -337,7 +336,7 @@ int main(int argc, char* argv[]) {
/* start restore process */
int quit_flag = 0;
char* kernelcache = NULL;
- printf("Restore protocol version is %llu.\n", version);
+ info("Restore protocol version is %llu.\n", version);
restore_error = restored_start_restore(restore);
if (restore_error == RESTORE_E_SUCCESS) {
while (!quit_flag) {
@@ -358,10 +357,20 @@ int main(int argc, char* argv[]) {
plist_get_string_val(datatype_node, &datatype);
if (!strcmp(datatype, "SystemImageData")) {
asr_send_system_image_data_from_file(device, restore, filesystem);
+
} else if (!strcmp(datatype, "KernelCache")) {
- restored_send_kernel_cache_from_file(restore, kernelcache);
+ int kernelcache_size = 0;
+ char* kernelcache_data = NULL;
+ if(get_signed_component(ipsw, tss_response, "KernelCache", &kernelcache_data, &kernelcache_size) < 0) {
+ error("ERROR: Unable to get kernelcache file\n");
+ return -1;
+ }
+ restored_send_kernelcache(restore, kernelcache_data, kernelcache_size);
+ free(kernelcache_data);
+
} else if (!strcmp(datatype, "NORData")) {
send_nor_data(device, restore);
+
} else {
// Unknown DataType!!
error("Unknown DataType\n");
@@ -373,23 +382,24 @@ int main(int argc, char* argv[]) {
restore_error = restored_handle_status_msg(restore, message);
} else {
- printf("Received unknown message type: %s\n", msgtype);
+ info("Received unknown message type: %s\n", msgtype);
}
}
if (RESTORE_E_SUCCESS != restore_error) {
- printf("Invalid return status %d\n", restore_error);
+ error("Invalid return status %d\n", restore_error);
}
plist_free(message);
}
} else {
- printf("ERROR: Could not start restore. %d\n", restore_error);
+ error("ERROR: Could not start restore. %d\n", restore_error);
}
restored_client_free(restore);
- idevice_free(device);
plist_free(tss_response);
+ idevice_free(device);
+ unlink(filesystem);
return 0;
}
@@ -424,7 +434,7 @@ int restored_handle_data_request_msg(idevice_t device, restored_client_t client,
if (!strcmp(datatype, "SystemImageData")) {
asr_send_system_image_data_from_file(device, client, filesystem);
} else if (!strcmp(datatype, "KernelCache")) {
- restored_send_kernel_cache_from_file(client, kernel);
+ restored_send_kernelcache(client, kernel);
} else if (!strcmp(datatype, "NORData")) {
send_nor_data(device, client);
} else {
@@ -467,8 +477,8 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
idevice_disconnect(connection);
return ret;
}
- printf("Received %d bytes\n", recv_bytes);
- printf("%s", buffer);
+ info("Received %d bytes\n", recv_bytes);
+ info("%s", buffer);
FILE* fd = fopen(filesystem, "rb");
if (fd == NULL) {
@@ -480,7 +490,7 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
uint64_t len = ftell(fd);
fseek(fd, 0, SEEK_SET);
- printf("Connected to ASR\n");
+ info("Connected to ASR\n");
plist_t dict = plist_new_dict();
plist_dict_insert_item(dict, "FEC Slice Stride", plist_new_uint(40));
plist_dict_insert_item(dict, "Packet Payload Size", plist_new_uint(1450));
@@ -505,8 +515,8 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
return ret;
}
- printf("Sent %d bytes\n", sent_bytes);
- printf("%s", xml);
+ info("Sent %d bytes\n", sent_bytes);
+ info("%s", xml);
plist_free(dict);
free(xml);
@@ -529,7 +539,7 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
if (!strcmp(command, "OOBData")) {
plist_t oob_length_node = plist_dict_get_item(request, "OOB Length");
if (!oob_length_node || PLIST_UINT != plist_get_node_type(oob_length_node)) {
- printf("Error fetching OOB Length\n");
+ error("Error fetching OOB Length\n");
idevice_disconnect(connection);
return IDEVICE_E_UNKNOWN_ERROR;
}
@@ -562,7 +572,7 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
ret = idevice_connection_send(connection, oob_data, oob_length, &sent_bytes);
if (sent_bytes != oob_length || ret != IDEVICE_E_SUCCESS) {
- printf("Unable to send %d bytes to asr\n", sent_bytes);
+ error("Unable to send %d bytes to asr\n", sent_bytes);
idevice_disconnect(connection);
free(oob_data);
return ret;
@@ -585,7 +595,7 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
if (fread(data, 1, size, fd) != (unsigned int) size) {
fclose(fd);
idevice_disconnect(connection);
- printf("Error reading filesystem\n");
+ error("Error reading filesystem\n");
return IDEVICE_E_UNKNOWN_ERROR;
}
@@ -595,42 +605,18 @@ int asr_send_system_image_data_from_file(idevice_t device, restored_client_t cli
}
if (i % (1450 * 1000) == 0) {
- printf(".");
+ info(".");
}
}
- printf("Done sending filesystem\n");
+ info("Done sending filesystem\n");
fclose(fd);
ret = idevice_disconnect(connection);
return ret;
}
-int restored_send_kernel_cache_from_file(restored_client_t client, const char *kernel) {
- printf("Sending kernelcache\n");
- FILE* fd = fopen(kernel, "rb");
- if (fd == NULL) {
- info("Unable to open kernelcache");
- return -1;
- }
-
- fseek(fd, 0, SEEK_END);
- uint64_t len = ftell(fd);
- fseek(fd, 0, SEEK_SET);
-
- char* kernel_data = (char*) malloc(len);
- if (kernel_data == NULL) {
- error("Unable to allocate memory for kernel data");
- fclose(fd);
- return -1;
- }
-
- if (fread(kernel_data, 1, len, fd) != len) {
- error("Unable to read kernel data\n");
- free(kernel_data);
- fclose(fd);
- return -1;
- }
- fclose(fd);
+int restored_send_kernelcache(restored_client_t client, char *kernel_data, int len) {
+ info("Sending kernelcache\n");
plist_t kernelcache_node = plist_new_data(kernel_data, len);
@@ -639,14 +625,12 @@ int restored_send_kernel_cache_from_file(restored_client_t client, const char *k
restored_error_t ret = restored_send(client, dict);
if (ret != RESTORE_E_SUCCESS) {
- error("Unable to send kernelcache data\n");
- free(kernel_data);
+ error("ERROR: Unable to send kernelcache data\n");
plist_free(dict);
return -1;
}
info("Done sending kernelcache\n");
- free(kernel_data);
plist_free(dict);
return 0;
}
@@ -708,9 +692,12 @@ int get_tss_data(plist_t tss, const char* entry, char** ppath, char** pblob) {
return 0;
}
-static int irecv_send_signed_component(irecv_client_t client, char* ipsw, plist_t tss, char* component) {
+int get_signed_component(char* ipsw, plist_t tss, char* component, char** pdata, int* psize) {
+ int size = 0;
+ char* data = NULL;
char* path = NULL;
char* blob = NULL;
+ img3_file* img3 = NULL;
irecv_error_t error = 0;
info("Extracting %s from TSS response\n", component);
@@ -719,27 +706,25 @@ static int irecv_send_signed_component(irecv_client_t client, char* ipsw, plist_
return -1;
}
- int component_size = 0;
- char* component_data = NULL;
info("Extracting %s from %s\n", path, ipsw);
- if (ipsw_extract_to_memory(ipsw, path, &component_data, &component_size) < 0) {
+ if (ipsw_extract_to_memory(ipsw, path, &data, &size) < 0) {
error("ERROR: Unable to extract %s from %s\n", path, ipsw);
free(path);
free(blob);
return -1;
}
- img3_file* img3 = img3_parse_file(component_data, component_size);
+ img3 = img3_parse_file(data, size);
if (img3 == NULL) {
error("ERROR: Unable to parse IMG3: %s\n", path);
- free(component_data);
+ free(data);
free(path);
free(blob);
return -1;
}
- if (component_data) {
- free(component_data);
- component_data = NULL;
+ if (data) {
+ free(data);
+ data = NULL;
}
if (img3_replace_signature(img3, blob) < 0) {
@@ -748,20 +733,45 @@ static int irecv_send_signed_component(irecv_client_t client, char* ipsw, plist_
free(blob);
return -1;
}
+
+ if (img3_get_data(img3, &data, &size) < 0) {
+ error("ERROR: Unable to reconstruct IMG3\n");
+ img3_free(img3);
+ free(path);
+ return -1;
+ }
+
+ if (img3) {
+ img3_free(img3);
+ img3 = NULL;
+ }
if (blob) {
free(blob);
blob = NULL;
}
+ if (path) {
+ free(path);
+ path = NULL;
+ }
+
+ *pdata = data;
+ *psize = size;
+ return 0;
+}
+static int irecv_send_signed_component(irecv_client_t client, char* ipsw, plist_t tss, char* component) {
int size = 0;
char* data = NULL;
- if (img3_get_data(img3, &data, &size) < 0) {
- error("ERROR: Unable to reconstruct IMG3\n");
- img3_free(img3);
- free(path);
+ char* path = NULL;
+ char* blob = NULL;
+ img3_file* img3 = NULL;
+ irecv_error_t error = 0;
+
+ if (get_signed_component(ipsw, tss, component, &data, &size) < 0) {
+ error("ERROR: Unable to get signed component: %s\n", component);
return -1;
}
-
+/*
if (idevicerestore_debug) {
char* out = strrchr(path, '/');
if (out != NULL) {
@@ -771,7 +781,8 @@ static int irecv_send_signed_component(irecv_client_t client, char* ipsw, plist_
}
write_file(out, data, size);
}
-
+*/
+ info("Sending %s...\n", component);
error = irecv_send_buffer(client, data, size);
if (error != IRECV_E_SUCCESS) {
error("ERROR: Unable to send IMG3: %s\n", path);
@@ -781,60 +792,56 @@ static int irecv_send_signed_component(irecv_client_t client, char* ipsw, plist_
return -1;
}
-leave:
- if (img3) {
- img3_free(img3);
- img3 = NULL;
- }
if (data) {
free(data);
data = NULL;
}
- if (path) {
- free(path);
- path = NULL;
- }
return 0;
}
-static irecv_error_t irecv_open_with_timeout(irecv_client_t *client) {
- irecv_error_t error = 0;
+static irecv_error_t irecv_open_with_timeout(irecv_client_t* client) {
int i = 0;
-
+ irecv_error_t error = 0;
for (i = 10; i > 0; i--) {
error = irecv_open(client);
if (error == IRECV_E_SUCCESS) {
- break;
+ return error;
}
- if (i == 0) {
- error("Unable to connect to recovery device.\n");
- return -1;
- }
-
- sleep(3);
+ sleep(2);
info("Retrying connection...\n");
}
+ error("ERROR: Unable to connect to recovery device.\n");
return error;
}
int irecv_send_ibec(char* ipsw, plist_t tss) {
irecv_error_t error = 0;
irecv_client_t client = NULL;
- char *component = "iBEC";
- info("Sending %s...\n", component);
+ char* component = "iBEC";
error = irecv_open_with_timeout(&client);
if (error != IRECV_E_SUCCESS) {
+ return -1;
+ }
+
+ error = irecv_send_command(client, "setenv auto-boot true");
+ if (error != IRECV_E_SUCCESS) {
+ error("ERROR: Unable to set auto-boot environmental variable\n");
irecv_close(client);
client = NULL;
return -1;
}
- irecv_send_command(client, "setenv auto-boot true");
- irecv_send_command(client, "saveenv");
+ error = irecv_send_command(client, "saveenv");
+ if (error != IRECV_E_SUCCESS) {
+ error("ERROR: Unable to save environmental variable\n");
+ irecv_close(client);
+ client = NULL;
+ return -1;
+ }
if (irecv_send_signed_component(client, ipsw, tss, component) < 0) {
error("ERROR: Unable to send %s to device.\n", component);
@@ -861,14 +868,12 @@ int irecv_send_ibec(char* ipsw, plist_t tss) {
int irecv_send_applelogo(char* ipsw, plist_t tss) {
irecv_error_t error = 0;
irecv_client_t client = NULL;
- char *component = "AppleLogo";
+ char* component = "AppleLogo";
info("Sending %s...\n", component);
error = irecv_open_with_timeout(&client);
if (error != IRECV_E_SUCCESS) {
- irecv_close(client);
- client = NULL;
return -1;
}
@@ -880,9 +885,16 @@ int irecv_send_applelogo(char* ipsw, plist_t tss) {
}
error = irecv_send_command(client, "setpicture 1");
+ if(error != IRECV_E_SUCCESS) {
+ error("ERROR: Unable to set %s\n", component);
+ irecv_close(client);
+ client = NULL;
+ return -1;
+ }
+
error = irecv_send_command(client, "bgcolor 0 0 0");
if (error != IRECV_E_SUCCESS) {
- error("ERROR: Unable to set %s\n", component);
+ error("ERROR: Unable to display %s\n", component);
irecv_close(client);
client = NULL;
return -1;
@@ -900,12 +912,8 @@ int irecv_send_devicetree(char* ipsw, plist_t tss) {
irecv_client_t client = NULL;
char *component = "RestoreDeviceTree";
- info("Sending %s...\n", component);
-
error = irecv_open_with_timeout(&client);
if (error != IRECV_E_SUCCESS) {
- irecv_close(client);
- client = NULL;
return -1;
}
@@ -936,12 +944,8 @@ int irecv_send_ramdisk(char* ipsw, plist_t tss) {
irecv_client_t client = NULL;
char *component = "RestoreRamDisk";
- info("Sending %s...\n", component);
-
error = irecv_open_with_timeout(&client);
if (error != IRECV_E_SUCCESS) {
- irecv_close(client);
- client = NULL;
return -1;
}
@@ -972,12 +976,8 @@ int irecv_send_kernelcache(char* ipsw, plist_t tss) {
irecv_client_t client = NULL;
char *component = "RestoreKernelCache";
- info("Sending %s...\n", component);
-
error = irecv_open_with_timeout(&client);
if (error != IRECV_E_SUCCESS) {
- irecv_close(client);
- client = NULL;
return -1;
}
@@ -997,7 +997,6 @@ int irecv_send_kernelcache(char* ipsw, plist_t tss) {
}
if (client) {
- irecv_set_configuration(client, 4);
irecv_close(client);
client = NULL;
}