idevicebackup2: Add installed application info to Info.plist during backup

For newer iOS versions, apparently >= iOS 8, iTunes stores information
about installed applications inside of the Info.plist file. This
commit mimics that behavior.

1 files changed, 110 insertions, 5 deletions

diff --git a/tools/idevicebackup2.c b/tools/idevicebackup2.c
index 3b2c0af..2c868d7 100644
--- a/tools/idevicebackup2.c
+++ b/tools/idevicebackup2.c
@@ -40,6 +40,8 @@
 #include <libimobiledevice/mobilebackup2.h>
 #include <libimobiledevice/notification_proxy.h>
 #include <libimobiledevice/afc.h>
+#include <libimobiledevice/installation_proxy.h>
+#include <libimobiledevice/sbservices.h>
 #include "common/utils.h"
 
 #include <endianness.h>
@@ -274,7 +276,24 @@ static int rmdir_recursive(const char* path)
         return remove_directory(path);
 }
 
-static plist_t mobilebackup_factory_info_plist_new(const char* udid, lockdownd_client_t lockdown, afc_client_t afc)
+static char* get_uuid()
+{
+        const char *chars = "ABCDEF0123456789";
+        int i = 0;
+        char *uuid = (char*)malloc(sizeof(char) * 32);
+
+        srand(time(NULL));
+
+        for (i = 0; i < 32; i++) {
+                uuid[i] = chars[rand() % 16];
+        }
+
+        uuid[32] = '\0';
+
+        return uuid;
+}
+
+static plist_t mobilebackup_factory_info_plist_new(const char* udid, idevice_t device, lockdownd_client_t lockdown, afc_client_t afc)
 {
         /* gather data from lockdown */
         plist_t value_node = NULL;
@@ -286,6 +305,74 @@ static plist_t mobilebackup_factory_info_plist_new(const char* udid, lockdownd_c
         /* get basic device information in one go */
         lockdownd_get_value(lockdown, NULL, NULL, &root_node);
 
+        /* get a list of installed user applications */
+        plist_t app_dict = plist_new_dict();
+        plist_t installed_apps = plist_new_array();
+        instproxy_client_t ip = NULL;
+        if (instproxy_client_start_service(device, &ip, "idevicebackup2") == INSTPROXY_E_SUCCESS) {
+                plist_t client_opts = instproxy_client_options_new();
+                instproxy_client_options_add(client_opts, "ApplicationType", "User", NULL);
+                instproxy_client_options_set_return_attributes(client_opts, "CFBundleIdentifier", "ApplicationSINF", "iTunesMetadata", NULL);
+
+                plist_t apps = NULL;
+                instproxy_browse(ip, client_opts, &apps);
+
+                sbservices_client_t sbs = NULL;
+                if (sbservices_client_start_service(device, &sbs, "idevicebackup2") != SBSERVICES_E_SUCCESS) {
+                        printf("Couldn't establish sbservices connection. Continuing anyway.\n");
+                }
+
+                if (apps && (plist_get_node_type(apps) == PLIST_ARRAY)) {
+                        uint32_t app_count = plist_array_get_size(apps);
+                        uint32_t i;
+                        time_t starttime = time(NULL);
+                        for (i = 0; i < app_count; i++) {
+                                plist_t app_entry = plist_array_get_item(apps, i);
+                                plist_t bundle_id = plist_dict_get_item(app_entry, "CFBundleIdentifier");
+                                if (bundle_id) {
+                                        char *bundle_id_str = NULL;
+                                        plist_array_append_item(installed_apps, plist_copy(bundle_id));
+
+                                        plist_get_string_val(bundle_id, &bundle_id_str);
+                                        plist_t sinf = plist_dict_get_item(app_entry, "ApplicationSINF");
+                                        plist_t meta = plist_dict_get_item(app_entry, "iTunesMetadata");
+                                        if (sinf && meta) {
+                                                plist_t adict = plist_new_dict();
+                                                plist_dict_set_item(adict, "ApplicationSINF", plist_copy(sinf));
+                                                if (sbs) {
+                                                        char *pngdata = NULL;
+                                                        uint64_t pngsize = 0;
+                                                        sbservices_get_icon_pngdata(sbs, bundle_id_str, &pngdata, &pngsize);
+                                                        if (pngdata) {
+                                                                plist_dict_set_item(adict, "PlaceholderIcon", plist_new_data(pngdata, pngsize));
+                                                                free(pngdata);
+                                                        }
+                                                }
+                                                plist_dict_set_item(adict, "iTunesMetadata", plist_copy(meta));
+                                                plist_dict_set_item(app_dict, bundle_id_str, adict);
+                                        }
+                                }
+                                if ((time(NULL) - starttime) > 5) {
+                                        // make sure our lockdown connection doesn't time out in case this takes longer
+                                        lockdownd_query_type(lockdown, NULL);
+                                        starttime = time(NULL);
+                                }
+                        }
+                }
+                plist_free(apps);
+
+                if (sbs) {
+                        sbservices_client_free(sbs);
+                }
+
+                instproxy_client_options_free(client_opts);
+
+                instproxy_client_free(ip);
+        }
+
+        /* Applications */
+        plist_dict_set_item(ret, "Applications", app_dict);
+
         /* set fields we understand */
         value_node = plist_dict_get_item(root_node, "BuildVersion");
         plist_dict_set_item(ret, "Build Version", plist_copy(value_node));
@@ -294,8 +381,9 @@ static plist_t mobilebackup_factory_info_plist_new(const char* udid, lockdownd_c
         plist_dict_set_item(ret, "Device Name", plist_copy(value_node));
         plist_dict_set_item(ret, "Display Name", plist_copy(value_node));
 
-        /* FIXME: How is the GUID generated? */
-        plist_dict_set_item(ret, "GUID", plist_new_string("---"));
+        char *uuid = get_uuid();
+        plist_dict_set_item(ret, "GUID", plist_new_string(uuid));
+        free(uuid);
 
         value_node = plist_dict_get_item(root_node, "IntegratedCircuitCardIdentity");
         if (value_node)
@@ -305,13 +393,21 @@ static plist_t mobilebackup_factory_info_plist_new(const char* udid, lockdownd_c
         if (value_node)
                 plist_dict_set_item(ret, "IMEI", plist_copy(value_node));
 
+        /* Installed Applications */
+        plist_dict_set_item(ret, "Installed Applications", installed_apps);
+
         plist_dict_set_item(ret, "Last Backup Date", plist_new_date(time(NULL) - MAC_EPOCH, 0));
 
+        value_node = plist_dict_get_item(root_node, "MobileEquipmentIdentifier");
+        plist_dict_set_item(ret, "MEID", plist_copy(value_node));
+
         value_node = plist_dict_get_item(root_node, "PhoneNumber");
         if (value_node && (plist_get_node_type(value_node) == PLIST_STRING)) {
                 plist_dict_set_item(ret, "Phone Number", plist_copy(value_node));
         }
 
+        /* FIXME Product Name */
+
         value_node = plist_dict_get_item(root_node, "ProductType");
         plist_dict_set_item(ret, "Product Type", plist_copy(value_node));
 
@@ -349,6 +445,7 @@ static plist_t mobilebackup_factory_info_plist_new(const char* udid, lockdownd_c
                 "PhotosFolderAlbums",
                 "PhotosFolderName",
                 "PhotosFolderPrefs",
+                "VoiceMemos.plist",
                 "iPhotoAlbumPrefs",
                 "iTunesApplicationIDs",
                 "iTunesPrefs",
@@ -375,7 +472,15 @@ static plist_t mobilebackup_factory_info_plist_new(const char* udid, lockdownd_c
         lockdownd_get_value(lockdown, "com.apple.iTunes", NULL, &itunes_settings);
         plist_dict_set_item(ret, "iTunes Settings", itunes_settings ? itunes_settings : plist_new_dict());
 
-        plist_dict_set_item(ret, "iTunes Version", plist_new_string("10.0.1"));
+        /* since we usually don't have iTunes, let's get the minimum required iTunes version from the device */
+        value_node = NULL;
+        lockdownd_get_value(lockdown, "com.apple.mobile.iTunes", "MinITunesVersion", &value_node);
+        if (value_node) {
+                plist_dict_set_item(ret, "iTunes Version", plist_copy(value_node));
+                plist_free(value_node);
+        } else {
+                plist_dict_set_item(ret, "iTunes Version", plist_new_string("10.0.1"));
+        }
 
         plist_free(root_node);
 
@@ -1688,7 +1793,7 @@ checkpoint:
                                 plist_free(info_plist);
                                 info_plist = NULL;
                         }
-                        info_plist = mobilebackup_factory_info_plist_new(udid, lockdown, afc);
+                        info_plist = mobilebackup_factory_info_plist_new(udid, device, lockdown, afc);
                         remove(info_path);
                         plist_write_to_filename(info_plist, info_path, PLIST_FORMAT_XML);
                         free(info_path);