Make 'idmap --scan' accept more than one input directory
The 'idmap --scan' command was limited to only scan a single directory
for overlay packages. Update idmap to support any number of directories.
Change-Id: I851f5720a3c1d844235911a0833670652a20a3c8
diff --git a/cmds/idmap/idmap.cpp b/cmds/idmap/idmap.cpp
index 90cfa2c..3ab1915 100644
--- a/cmds/idmap/idmap.cpp
+++ b/cmds/idmap/idmap.cpp
@@ -13,7 +13,8 @@
idmap --help \n\
idmap --fd target overlay fd \n\
idmap --path target overlay idmap \n\
- idmap --scan dir-to-scan target-to-look-for target dir-to-hold-idmaps \n\
+ idmap --scan target-package-name-to-look-for path-to-target-apk dir-to-hold-idmaps \\\
+ dir-to-scan [additional-dir-to-scan [additional-dir-to-scan [...]]]\n\
idmap --inspect idmap \n\
\n\
DESCRIPTION \n\
@@ -49,9 +50,9 @@
'overlay' (path to apk); write results to 'idmap' (path). \n\
\n\
--scan: non-recursively search directory 'dir-to-scan' (path) for overlay packages with \n\
- target package 'target-to-look-for' (package name) present at 'target' (path to \n\
- apk). For each overlay package found, create an idmap file in 'dir-to-hold-idmaps' \n\
- (path). \n\
+ target package 'target-package-name-to-look-for' (package name) present at\n\
+ 'path-to-target-apk' (path to apk). For each overlay package found, create an\n\
+ idmap file in 'dir-to-hold-idmaps' (path). \n\
\n\
--inspect: decode the binary format of 'idmap' (path) and display the contents in a \n\
debug-friendly format. \n\
@@ -166,19 +167,14 @@
return idmap_create_path(target_apk_path, overlay_apk_path, idmap_path);
}
- int maybe_scan(const char *overlay_dir, const char *target_package_name,
- const char *target_apk_path, const char *idmap_dir)
+ int maybe_scan(const char *target_package_name, const char *target_apk_path,
+ const char *idmap_dir, const android::Vector<const char *> *overlay_dirs)
{
if (!verify_root_or_system()) {
fprintf(stderr, "error: permission denied: not user root or user system\n");
return -1;
}
- if (!verify_directory_readable(overlay_dir)) {
- ALOGD("error: no read access to %s: %s\n", overlay_dir, strerror(errno));
- return -1;
- }
-
if (!verify_file_readable(target_apk_path)) {
ALOGD("error: failed to read apk %s: %s\n", target_apk_path, strerror(errno));
return -1;
@@ -189,7 +185,16 @@
return -1;
}
- return idmap_scan(overlay_dir, target_package_name, target_apk_path, idmap_dir);
+ const size_t N = overlay_dirs->size();
+ for (size_t i = 0; i < N; i++) {
+ const char *dir = overlay_dirs->itemAt(i);
+ if (!verify_directory_readable(dir)) {
+ ALOGD("error: no read access to %s: %s\n", dir, strerror(errno));
+ return -1;
+ }
+ }
+
+ return idmap_scan(target_package_name, target_apk_path, idmap_dir, overlay_dirs);
}
int maybe_inspect(const char *idmap_path)
@@ -230,8 +235,12 @@
return maybe_create_path(argv[2], argv[3], argv[4]);
}
- if (argc == 6 && !strcmp(argv[1], "--scan")) {
- return maybe_scan(argv[2], argv[3], argv[4], argv[5]);
+ if (argc >= 6 && !strcmp(argv[1], "--scan")) {
+ android::Vector<const char *> v;
+ for (int i = 5; i < argc; i++) {
+ v.push(argv[i]);
+ }
+ return maybe_scan(argv[2], argv[3], argv[4], &v);
}
if (argc == 3 && !strcmp(argv[1], "--inspect")) {
diff --git a/cmds/idmap/idmap.h b/cmds/idmap/idmap.h
index f507dd8..8d4210b 100644
--- a/cmds/idmap/idmap.h
+++ b/cmds/idmap/idmap.h
@@ -1,9 +1,11 @@
+
#ifndef _IDMAP_H_
#define _IDMAP_H_
#define LOG_TAG "idmap"
#include <utils/Log.h>
+#include <utils/Vector.h>
#include <errno.h>
#include <stdio.h>
@@ -26,8 +28,8 @@
// Regarding target_package_name: the idmap_scan implementation should
// be able to extract this from the manifest in target_apk_path,
// simplifying the external API.
-int idmap_scan(const char *overlay_dir, const char *target_package_name,
- const char *target_apk_path, const char *idmap_dir);
+int idmap_scan(const char *target_package_name, const char *target_apk_path,
+ const char *idmap_dir, const android::Vector<const char *> *overlay_dirs);
int idmap_inspect(const char *idmap_path);
diff --git a/cmds/idmap/scan.cpp b/cmds/idmap/scan.cpp
index 612a7eb..a33c403 100644
--- a/cmds/idmap/scan.cpp
+++ b/cmds/idmap/scan.cpp
@@ -167,8 +167,8 @@
}
}
-int idmap_scan(const char *overlay_dir, const char *target_package_name,
- const char *target_apk_path, const char *idmap_dir)
+int idmap_scan(const char *target_package_name, const char *target_apk_path,
+ const char *idmap_dir, const android::Vector<const char *> *overlay_dirs)
{
String8 filename = String8(idmap_dir);
filename.appendPath("overlays.list");
@@ -176,45 +176,49 @@
return EXIT_FAILURE;
}
- DIR *dir = opendir(overlay_dir);
- if (dir == NULL) {
- return EXIT_FAILURE;
- }
-
SortedVector<Overlay> overlayVector;
- struct dirent *dirent;
- while ((dirent = readdir(dir)) != NULL) {
- struct stat st;
- char overlay_apk_path[PATH_MAX + 1];
- snprintf(overlay_apk_path, PATH_MAX, "%s/%s", overlay_dir, dirent->d_name);
- if (stat(overlay_apk_path, &st) < 0) {
- continue;
- }
- if (!S_ISREG(st.st_mode)) {
- continue;
+ const size_t N = overlay_dirs->size();
+ for (size_t i = 0; i < N; ++i) {
+ const char *overlay_dir = overlay_dirs->itemAt(i);
+ DIR *dir = opendir(overlay_dir);
+ if (dir == NULL) {
+ return EXIT_FAILURE;
}
- int priority = parse_apk(overlay_apk_path, target_package_name);
- if (priority < 0) {
- continue;
+ struct dirent *dirent;
+ while ((dirent = readdir(dir)) != NULL) {
+ struct stat st;
+ char overlay_apk_path[PATH_MAX + 1];
+ snprintf(overlay_apk_path, PATH_MAX, "%s/%s", overlay_dir, dirent->d_name);
+ if (stat(overlay_apk_path, &st) < 0) {
+ continue;
+ }
+ if (!S_ISREG(st.st_mode)) {
+ continue;
+ }
+
+ int priority = parse_apk(overlay_apk_path, target_package_name);
+ if (priority < 0) {
+ continue;
+ }
+
+ String8 idmap_path(idmap_dir);
+ idmap_path.appendPath(flatten_path(overlay_apk_path + 1));
+ idmap_path.append("@idmap");
+
+ if (idmap_create_path(target_apk_path, overlay_apk_path, idmap_path.string()) != 0) {
+ ALOGE("error: failed to create idmap for target=%s overlay=%s idmap=%s\n",
+ target_apk_path, overlay_apk_path, idmap_path.string());
+ continue;
+ }
+
+ Overlay overlay(String8(overlay_apk_path), idmap_path, priority);
+ overlayVector.add(overlay);
}
- String8 idmap_path(idmap_dir);
- idmap_path.appendPath(flatten_path(overlay_apk_path + 1));
- idmap_path.append("@idmap");
-
- if (idmap_create_path(target_apk_path, overlay_apk_path, idmap_path.string()) != 0) {
- ALOGE("error: failed to create idmap for target=%s overlay=%s idmap=%s\n",
- target_apk_path, overlay_apk_path, idmap_path.string());
- continue;
- }
-
- Overlay overlay(String8(overlay_apk_path), idmap_path, priority);
- overlayVector.add(overlay);
+ closedir(dir);
}
- closedir(dir);
-
if (!writePackagesList(filename.string(), overlayVector)) {
return EXIT_FAILURE;
}