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Diffstat (limited to 'updater/install.cpp')
-rw-r--r--updater/install.cpp205
1 files changed, 30 insertions, 175 deletions
diff --git a/updater/install.cpp b/updater/install.cpp
index 1a647dfa5..cf3e938a4 100644
--- a/updater/install.cpp
+++ b/updater/install.cpp
@@ -27,7 +27,6 @@
#include <unistd.h>
#include <fcntl.h>
#include <time.h>
-#include <selinux/selinux.h>
#include <ftw.h>
#include <sys/capability.h>
#include <sys/xattr.h>
@@ -40,6 +39,8 @@
#include <android-base/parseint.h>
#include <android-base/strings.h>
#include <android-base/stringprintf.h>
+#include <selinux/label.h>
+#include <selinux/selinux.h>
#include "bootloader.h"
#include "applypatch/applypatch.h"
@@ -49,18 +50,15 @@
#include "edify/expr.h"
#include "error_code.h"
#include "minzip/DirUtil.h"
-#include "mtdutils/mounts.h"
-#include "mtdutils/mtdutils.h"
+#include "mounts.h"
#include "openssl/sha.h"
#include "ota_io.h"
#include "updater.h"
#include "install.h"
#include "tune2fs.h"
-#ifdef USE_EXT4
#include "make_ext4fs.h"
#include "wipe.h"
-#endif
// Send over the buffer to recovery though the command pipe.
static void uiPrint(State* state, const std::string& buffer) {
@@ -109,7 +107,6 @@ char* PrintSha1(const uint8_t* digest) {
// mount(fs_type, partition_type, location, mount_point)
//
-// fs_type="yaffs2" partition_type="MTD" location=partition
// fs_type="ext4" partition_type="EMMC" location=device
Value* MountFn(const char* name, State* state, int argc, Expr* argv[]) {
char* result = NULL;
@@ -171,33 +168,14 @@ Value* MountFn(const char* name, State* state, int argc, Expr* argv[]) {
}
}
- if (strcmp(partition_type, "MTD") == 0) {
- mtd_scan_partitions();
- const MtdPartition* mtd;
- mtd = mtd_find_partition_by_name(location);
- if (mtd == NULL) {
- uiPrintf(state, "%s: no mtd partition named \"%s\"\n",
- name, location);
- result = strdup("");
- goto done;
- }
- if (mtd_mount_partition(mtd, mount_point, fs_type, 0 /* rw */) != 0) {
- uiPrintf(state, "mtd mount of %s failed: %s\n",
- location, strerror(errno));
- result = strdup("");
- goto done;
- }
- result = mount_point;
+ if (mount(location, mount_point, fs_type,
+ MS_NOATIME | MS_NODEV | MS_NODIRATIME,
+ has_mount_options ? mount_options : "") < 0) {
+ uiPrintf(state, "%s: failed to mount %s at %s: %s\n",
+ name, location, mount_point, strerror(errno));
+ result = strdup("");
} else {
- if (mount(location, mount_point, fs_type,
- MS_NOATIME | MS_NODEV | MS_NODIRATIME,
- has_mount_options ? mount_options : "") < 0) {
- uiPrintf(state, "%s: failed to mount %s at %s: %s\n",
- name, location, mount_point, strerror(errno));
- result = strdup("");
- } else {
- result = mount_point;
- }
+ result = mount_point;
}
done:
@@ -227,7 +205,7 @@ Value* IsMountedFn(const char* name, State* state, int argc, Expr* argv[]) {
scan_mounted_volumes();
{
- const MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point);
+ MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point);
if (vol == NULL) {
result = strdup("");
} else {
@@ -257,7 +235,7 @@ Value* UnmountFn(const char* name, State* state, int argc, Expr* argv[]) {
scan_mounted_volumes();
{
- const MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point);
+ MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point);
if (vol == NULL) {
uiPrintf(state, "unmount of %s failed; no such volume\n", mount_point);
result = strdup("");
@@ -293,7 +271,6 @@ static int exec_cmd(const char* path, char* const argv[]) {
// format(fs_type, partition_type, location, fs_size, mount_point)
//
-// fs_type="yaffs2" partition_type="MTD" location=partition fs_size=<bytes> mount_point=<location>
// fs_type="ext4" partition_type="EMMC" location=device fs_size=<bytes> mount_point=<location>
// fs_type="f2fs" partition_type="EMMC" location=device fs_size=<bytes> mount_point=<location>
// if fs_size == 0, then make fs uses the entire partition.
@@ -334,35 +311,7 @@ Value* FormatFn(const char* name, State* state, int argc, Expr* argv[]) {
goto done;
}
- if (strcmp(partition_type, "MTD") == 0) {
- mtd_scan_partitions();
- const MtdPartition* mtd = mtd_find_partition_by_name(location);
- if (mtd == NULL) {
- printf("%s: no mtd partition named \"%s\"",
- name, location);
- result = strdup("");
- goto done;
- }
- MtdWriteContext* ctx = mtd_write_partition(mtd);
- if (ctx == NULL) {
- printf("%s: can't write \"%s\"", name, location);
- result = strdup("");
- goto done;
- }
- if (mtd_erase_blocks(ctx, -1) == -1) {
- mtd_write_close(ctx);
- printf("%s: failed to erase \"%s\"", name, location);
- result = strdup("");
- goto done;
- }
- if (mtd_write_close(ctx) != 0) {
- printf("%s: failed to close \"%s\"", name, location);
- result = strdup("");
- goto done;
- }
- result = location;
-#ifdef USE_EXT4
- } else if (strcmp(fs_type, "ext4") == 0) {
+ if (strcmp(fs_type, "ext4") == 0) {
int status = make_ext4fs(location, atoll(fs_size), mount_point, sehandle);
if (status != 0) {
printf("%s: make_ext4fs failed (%d) on %s",
@@ -389,7 +338,6 @@ Value* FormatFn(const char* name, State* state, int argc, Expr* argv[]) {
goto done;
}
result = location;
-#endif
} else {
printf("%s: unsupported fs_type \"%s\" partition_type \"%s\"",
name, fs_type, partition_type);
@@ -561,7 +509,7 @@ Value* PackageExtractFileFn(const char* name, State* state,
}
{
- int fd = TEMP_FAILURE_RETRY(ota_open(dest_path, O_WRONLY | O_CREAT | O_TRUNC | O_SYNC,
+ int fd = TEMP_FAILURE_RETRY(ota_open(dest_path, O_WRONLY | O_CREAT | O_TRUNC,
S_IRUSR | S_IWUSR));
if (fd == -1) {
printf("%s: can't open %s for write: %s\n", name, dest_path, strerror(errno));
@@ -604,8 +552,8 @@ Value* PackageExtractFileFn(const char* name, State* state,
v->size = mzGetZipEntryUncompLen(entry);
v->data = reinterpret_cast<char*>(malloc(v->size));
if (v->data == NULL) {
- printf("%s: failed to allocate %ld bytes for %s\n",
- name, (long)v->size, zip_path);
+ printf("%s: failed to allocate %zd bytes for %s\n",
+ name, v->size, zip_path);
goto done1;
}
@@ -998,13 +946,13 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) {
buffer = reinterpret_cast<char*>(malloc(st.st_size+1));
if (buffer == NULL) {
- ErrorAbort(state, kFileGetPropFailure, "%s: failed to alloc %lld bytes", name,
- (long long)st.st_size+1);
+ ErrorAbort(state, kFileGetPropFailure, "%s: failed to alloc %zu bytes", name,
+ static_cast<size_t>(st.st_size+1));
goto done;
}
FILE* f;
- f = fopen(filename, "rb");
+ f = ota_fopen(filename, "rb");
if (f == NULL) {
ErrorAbort(state, kFileOpenFailure, "%s: failed to open %s: %s", name, filename,
strerror(errno));
@@ -1012,14 +960,14 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) {
}
if (ota_fread(buffer, 1, st.st_size, f) != static_cast<size_t>(st.st_size)) {
- ErrorAbort(state, kFreadFailure, "%s: failed to read %lld bytes from %s",
- name, (long long)st.st_size+1, filename);
- fclose(f);
+ ErrorAbort(state, kFreadFailure, "%s: failed to read %zu bytes from %s",
+ name, static_cast<size_t>(st.st_size), filename);
+ ota_fclose(f);
goto done;
}
buffer[st.st_size] = '\0';
- fclose(f);
+ ota_fclose(f);
char* line;
line = strtok(buffer, "\n");
@@ -1066,98 +1014,6 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) {
return StringValue(result);
}
-// write_raw_image(filename_or_blob, partition)
-Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) {
- char* result = NULL;
-
- Value* partition_value;
- Value* contents;
- if (ReadValueArgs(state, argv, 2, &contents, &partition_value) < 0) {
- return NULL;
- }
-
- char* partition = NULL;
- if (partition_value->type != VAL_STRING) {
- ErrorAbort(state, kArgsParsingFailure, "partition argument to %s must be string", name);
- goto done;
- }
- partition = partition_value->data;
- if (strlen(partition) == 0) {
- ErrorAbort(state, kArgsParsingFailure, "partition argument to %s can't be empty", name);
- goto done;
- }
- if (contents->type == VAL_STRING && strlen((char*) contents->data) == 0) {
- ErrorAbort(state, kArgsParsingFailure, "file argument to %s can't be empty", name);
- goto done;
- }
-
- mtd_scan_partitions();
- const MtdPartition* mtd;
- mtd = mtd_find_partition_by_name(partition);
- if (mtd == NULL) {
- printf("%s: no mtd partition named \"%s\"\n", name, partition);
- result = strdup("");
- goto done;
- }
-
- MtdWriteContext* ctx;
- ctx = mtd_write_partition(mtd);
- if (ctx == NULL) {
- printf("%s: can't write mtd partition \"%s\"\n",
- name, partition);
- result = strdup("");
- goto done;
- }
-
- bool success;
-
- if (contents->type == VAL_STRING) {
- // we're given a filename as the contents
- char* filename = contents->data;
- FILE* f = ota_fopen(filename, "rb");
- if (f == NULL) {
- printf("%s: can't open %s: %s\n", name, filename, strerror(errno));
- result = strdup("");
- goto done;
- }
-
- success = true;
- char* buffer = reinterpret_cast<char*>(malloc(BUFSIZ));
- int read;
- while (success && (read = ota_fread(buffer, 1, BUFSIZ, f)) > 0) {
- int wrote = mtd_write_data(ctx, buffer, read);
- success = success && (wrote == read);
- }
- free(buffer);
- ota_fclose(f);
- } else {
- // we're given a blob as the contents
- ssize_t wrote = mtd_write_data(ctx, contents->data, contents->size);
- success = (wrote == contents->size);
- }
- if (!success) {
- printf("mtd_write_data to %s failed: %s\n",
- partition, strerror(errno));
- }
-
- if (mtd_erase_blocks(ctx, -1) == -1) {
- printf("%s: error erasing blocks of %s\n", name, partition);
- }
- if (mtd_write_close(ctx) != 0) {
- printf("%s: error closing write of %s\n", name, partition);
- }
-
- printf("%s %s partition\n",
- success ? "wrote" : "failed to write", partition);
-
- result = success ? partition : strdup("");
-
-done:
- if (result != partition) FreeValue(partition_value);
- FreeValue(contents);
- return StringValue(result);
-}
-
// apply_patch_space(bytes)
Value* ApplyPatchSpaceFn(const char* name, State* state,
int argc, Expr* argv[]) {
@@ -1417,7 +1273,7 @@ Value* ReadFileFn(const char* name, State* state, int argc, Expr* argv[]) {
v->data = nullptr;
FileContents fc;
- if (LoadFileContents(filename, &fc) != 0) {
+ if (LoadFileContents(filename, &fc) == 0) {
v->data = static_cast<char*>(malloc(fc.data.size()));
if (v->data != nullptr) {
memcpy(v->data, fc.data.data(), fc.data.size());
@@ -1450,10 +1306,10 @@ Value* RebootNowFn(const char* name, State* state, int argc, Expr* argv[]) {
// zero out the 'command' field of the bootloader message.
memset(buffer, 0, sizeof(((struct bootloader_message*)0)->command));
- FILE* f = fopen(filename, "r+b");
+ FILE* f = ota_fopen(filename, "r+b");
fseek(f, offsetof(struct bootloader_message, command), SEEK_SET);
ota_fwrite(buffer, sizeof(((struct bootloader_message*)0)->command), 1, f);
- fclose(f);
+ ota_fclose(f);
free(filename);
strcpy(buffer, "reboot,");
@@ -1492,7 +1348,7 @@ Value* SetStageFn(const char* name, State* state, int argc, Expr* argv[]) {
// bootloader message that the main recovery uses to save its
// arguments in case of the device restarting midway through
// package installation.
- FILE* f = fopen(filename, "r+b");
+ FILE* f = ota_fopen(filename, "r+b");
fseek(f, offsetof(struct bootloader_message, stage), SEEK_SET);
int to_write = strlen(stagestr)+1;
int max_size = sizeof(((struct bootloader_message*)0)->stage);
@@ -1501,7 +1357,7 @@ Value* SetStageFn(const char* name, State* state, int argc, Expr* argv[]) {
stagestr[max_size-1] = 0;
}
ota_fwrite(stagestr, to_write, 1, f);
- fclose(f);
+ ota_fclose(f);
free(stagestr);
return StringValue(filename);
@@ -1518,10 +1374,10 @@ Value* GetStageFn(const char* name, State* state, int argc, Expr* argv[]) {
if (ReadArgs(state, argv, 1, &filename) < 0) return NULL;
char buffer[sizeof(((struct bootloader_message*)0)->stage)];
- FILE* f = fopen(filename, "rb");
+ FILE* f = ota_fopen(filename, "rb");
fseek(f, offsetof(struct bootloader_message, stage), SEEK_SET);
ota_fread(buffer, sizeof(buffer), 1, f);
- fclose(f);
+ ota_fclose(f);
buffer[sizeof(buffer)-1] = '\0';
return StringValue(strdup(buffer));
@@ -1616,7 +1472,6 @@ void RegisterInstallFunctions() {
RegisterFunction("getprop", GetPropFn);
RegisterFunction("file_getprop", FileGetPropFn);
- RegisterFunction("write_raw_image", WriteRawImageFn);
RegisterFunction("apply_patch", ApplyPatchFn);
RegisterFunction("apply_patch_check", ApplyPatchCheckFn);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 10:04:22 +0100