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-rw-r--r--updater/install.c134
1 files changed, 15 insertions, 119 deletions
diff --git a/updater/install.c b/updater/install.c
index 64da2efd6..f981017bf 100644
--- a/updater/install.c
+++ b/updater/install.c
@@ -33,7 +33,6 @@
#include "edify/expr.h"
#include "mincrypt/sha.h"
#include "minzip/DirUtil.h"
-#include "minelf/Retouch.h"
#include "mtdutils/mounts.h"
#include "mtdutils/mtdutils.h"
#include "updater.h"
@@ -458,121 +457,6 @@ Value* PackageExtractFileFn(const char* name, State* state,
}
-// retouch_binaries(lib1, lib2, ...)
-Value* RetouchBinariesFn(const char* name, State* state,
- int argc, Expr* argv[]) {
- UpdaterInfo* ui = (UpdaterInfo*)(state->cookie);
-
- char **retouch_entries = ReadVarArgs(state, argc, argv);
- if (retouch_entries == NULL) {
- return StringValue(strdup("t"));
- }
-
- // some randomness from the clock
- int32_t override_base;
- bool override_set = false;
- int32_t random_base = time(NULL) % 1024;
- // some more randomness from /dev/random
- FILE *f_random = fopen("/dev/random", "rb");
- uint16_t random_bits = 0;
- if (f_random != NULL) {
- fread(&random_bits, 2, 1, f_random);
- random_bits = random_bits % 1024;
- fclose(f_random);
- }
- random_base = (random_base + random_bits) % 1024;
- fprintf(ui->cmd_pipe, "ui_print Random offset: 0x%x\n", random_base);
- fprintf(ui->cmd_pipe, "ui_print\n");
-
- // make sure we never randomize to zero; this let's us look at a file
- // and know for sure whether it has been processed; important in the
- // crash recovery process
- if (random_base == 0) random_base = 1;
- // make sure our randomization is page-aligned
- random_base *= -0x1000;
- override_base = random_base;
-
- int i = 0;
- bool success = true;
- while (i < (argc - 1)) {
- success = success && retouch_one_library(retouch_entries[i],
- retouch_entries[i+1],
- random_base,
- override_set ?
- NULL :
- &override_base);
- if (!success)
- ErrorAbort(state, "Failed to retouch '%s'.", retouch_entries[i]);
-
- free(retouch_entries[i]);
- free(retouch_entries[i+1]);
- i += 2;
-
- if (success && override_base != 0) {
- random_base = override_base;
- override_set = true;
- }
- }
- if (i < argc) {
- free(retouch_entries[i]);
- success = false;
- }
- free(retouch_entries);
-
- if (!success) {
- Value* v = malloc(sizeof(Value));
- v->type = VAL_STRING;
- v->data = NULL;
- v->size = -1;
- return v;
- }
- return StringValue(strdup("t"));
-}
-
-
-// undo_retouch_binaries(lib1, lib2, ...)
-Value* UndoRetouchBinariesFn(const char* name, State* state,
- int argc, Expr* argv[]) {
- UpdaterInfo* ui = (UpdaterInfo*)(state->cookie);
-
- char **retouch_entries = ReadVarArgs(state, argc, argv);
- if (retouch_entries == NULL) {
- return StringValue(strdup("t"));
- }
-
- int i = 0;
- bool success = true;
- int32_t override_base;
- while (i < (argc-1)) {
- success = success && retouch_one_library(retouch_entries[i],
- retouch_entries[i+1],
- 0 /* undo => offset==0 */,
- NULL);
- if (!success)
- ErrorAbort(state, "Failed to unretouch '%s'.",
- retouch_entries[i]);
-
- free(retouch_entries[i]);
- free(retouch_entries[i+1]);
- i += 2;
- }
- if (i < argc) {
- free(retouch_entries[i]);
- success = false;
- }
- free(retouch_entries);
-
- if (!success) {
- Value* v = malloc(sizeof(Value));
- v->type = VAL_STRING;
- v->data = NULL;
- v->size = -1;
- return v;
- }
- return StringValue(strdup("t"));
-}
-
-
// symlink target src1 src2 ...
// unlinks any previously existing src1, src2, etc before creating symlinks.
Value* SymlinkFn(const char* name, State* state, int argc, Expr* argv[]) {
@@ -589,21 +473,27 @@ Value* SymlinkFn(const char* name, State* state, int argc, Expr* argv[]) {
return NULL;
}
+ int bad = 0;
int i;
for (i = 0; i < argc-1; ++i) {
if (unlink(srcs[i]) < 0) {
if (errno != ENOENT) {
fprintf(stderr, "%s: failed to remove %s: %s\n",
name, srcs[i], strerror(errno));
+ ++bad;
}
}
if (symlink(target, srcs[i]) < 0) {
fprintf(stderr, "%s: failed to symlink %s to %s: %s\n",
name, srcs[i], target, strerror(errno));
+ ++bad;
}
free(srcs[i]);
}
free(srcs);
+ if (bad) {
+ return ErrorAbort(state, "%s: some symlinks failed", name);
+ }
return StringValue(strdup(""));
}
@@ -622,6 +512,7 @@ Value* SetPermFn(const char* name, State* state, int argc, Expr* argv[]) {
char* end;
int i;
+ int bad = 0;
int uid = strtoul(args[0], &end, 0);
if (*end != '\0' || args[0][0] == 0) {
@@ -663,10 +554,12 @@ Value* SetPermFn(const char* name, State* state, int argc, Expr* argv[]) {
if (chown(args[i], uid, gid) < 0) {
fprintf(stderr, "%s: chown of %s to %d %d failed: %s\n",
name, args[i], uid, gid, strerror(errno));
+ ++bad;
}
if (chmod(args[i], mode) < 0) {
fprintf(stderr, "%s: chmod of %s to %o failed: %s\n",
name, args[i], mode, strerror(errno));
+ ++bad;
}
}
}
@@ -678,6 +571,10 @@ done:
}
free(args);
+ if (bad) {
+ free(result);
+ return ErrorAbort(state, "%s: some changes failed", name);
+ }
return StringValue(result);
}
@@ -815,11 +712,12 @@ Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) {
return NULL;
}
+ char* partition = NULL;
if (partition_value->type != VAL_STRING) {
ErrorAbort(state, "partition argument to %s must be string", name);
goto done;
}
- char* partition = partition_value->data;
+ partition = partition_value->data;
if (strlen(partition) == 0) {
ErrorAbort(state, "partition argument to %s can't be empty", name);
goto done;
@@ -1212,8 +1110,6 @@ void RegisterInstallFunctions() {
RegisterFunction("delete_recursive", DeleteFn);
RegisterFunction("package_extract_dir", PackageExtractDirFn);
RegisterFunction("package_extract_file", PackageExtractFileFn);
- RegisterFunction("retouch_binaries", RetouchBinariesFn);
- RegisterFunction("undo_retouch_binaries", UndoRetouchBinariesFn);
RegisterFunction("symlink", SymlinkFn);
RegisterFunction("set_perm", SetPermFn);
RegisterFunction("set_perm_recursive", SetPermFn);