diff options
Diffstat (limited to 'updater/install.c')
| -rw-r--r-- | updater/install.c | 134 |
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); |