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authorDoug Zongker <dougz@android.com>2014-01-13 23:16:58 +0100
committerDoug Zongker <dougz@android.com>2014-01-16 22:29:28 +0100
commit99916f0496cfe37891d40f21a9a0e387620a8a60 (patch)
tree6b457a65cfdf482fec027386fcd7d197586c67b2 /install.cpp
parentam a01b6467: am 772f6e2a: Merge "correctly mount tmpfs as /tmp in recovery" (diff)
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Diffstat (limited to '')
-rw-r--r--install.cpp30
1 files changed, 23 insertions, 7 deletions
diff --git a/install.cpp b/install.cpp
index 980830cc0..0bd7945c4 100644
--- a/install.cpp
+++ b/install.cpp
@@ -186,12 +186,22 @@ really_install_package(const char *path, int* wipe_cache)
ui->ShowProgress(VERIFICATION_PROGRESS_FRACTION, VERIFICATION_PROGRESS_TIME);
LOGI("Update location: %s\n", path);
- if (ensure_path_mounted(path) != 0) {
- LOGE("Can't mount %s\n", path);
- return INSTALL_CORRUPT;
+ // Map the update package into memory.
+ ui->Print("Opening update package...\n");
+
+ if (path) {
+ if (path[0] == '@') {
+ ensure_path_mounted(path+1);
+ } else {
+ ensure_path_mounted(path);
+ }
}
- ui->Print("Opening update package...\n");
+ MemMapping map;
+ if (sysMapFile(path, &map) != 0) {
+ LOGE("failed to map file\n");
+ return INSTALL_CORRUPT;
+ }
int numKeys;
Certificate* loadedKeys = load_keys(PUBLIC_KEYS_FILE, &numKeys);
@@ -204,27 +214,33 @@ really_install_package(const char *path, int* wipe_cache)
ui->Print("Verifying update package...\n");
int err;
- err = verify_file(path, loadedKeys, numKeys);
+ err = verify_file(map.addr, map.length, loadedKeys, numKeys);
free(loadedKeys);
LOGI("verify_file returned %d\n", err);
if (err != VERIFY_SUCCESS) {
LOGE("signature verification failed\n");
+ sysReleaseMap(&map);
return INSTALL_CORRUPT;
}
/* Try to open the package.
*/
ZipArchive zip;
- err = mzOpenZipArchive(path, &zip);
+ err = mzOpenZipArchive(map.addr, map.length, &zip);
if (err != 0) {
LOGE("Can't open %s\n(%s)\n", path, err != -1 ? strerror(err) : "bad");
+ sysReleaseMap(&map);
return INSTALL_CORRUPT;
}
/* Verify and install the contents of the package.
*/
ui->Print("Installing update...\n");
- return try_update_binary(path, &zip, wipe_cache);
+ int result = try_update_binary(path, &zip, wipe_cache);
+
+ sysReleaseMap(&map);
+
+ return result;
}
int