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-rw-r--r--updater/install.c67
1 files changed, 40 insertions, 27 deletions
diff --git a/updater/install.c b/updater/install.c
index 6a7996467..0396bae6c 100644
--- a/updater/install.c
+++ b/updater/install.c
@@ -782,21 +782,26 @@ static bool write_raw_image_cb(const unsigned char* data,
return false;
}
-// write_raw_image(file, partition)
+// write_raw_image(filename_or_blob, partition)
Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) {
char* result = NULL;
- char* partition;
- char* filename;
- if (ReadArgs(state, argv, 2, &filename, &partition) < 0) {
+ Value* partition_value;
+ Value* contents;
+ if (ReadValueArgs(state, argv, 2, &contents, &partition_value) < 0) {
return NULL;
}
+ if (partition_value->type != VAL_STRING) {
+ ErrorAbort(state, "partition argument to %s must be string", name);
+ goto done;
+ }
+ char* partition = partition_value->data;
if (strlen(partition) == 0) {
ErrorAbort(state, "partition argument to %s can't be empty", name);
goto done;
}
- if (strlen(filename) == 0) {
+ if (contents->type == VAL_STRING && strlen((char*) contents->data) == 0) {
ErrorAbort(state, "file argument to %s can't be empty", name);
goto done;
}
@@ -819,27 +824,35 @@ Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) {
bool success;
- FILE* f = fopen(filename, "rb");
- if (f == NULL) {
- fprintf(stderr, "%s: can't open %s: %s\n",
- name, filename, strerror(errno));
- result = strdup("");
- goto done;
- }
+ if (contents->type == VAL_STRING) {
+ // we're given a filename as the contents
+ char* filename = contents->data;
+ FILE* f = fopen(filename, "rb");
+ if (f == NULL) {
+ fprintf(stderr, "%s: can't open %s: %s\n",
+ name, filename, strerror(errno));
+ result = strdup("");
+ goto done;
+ }
- success = true;
- char* buffer = malloc(BUFSIZ);
- int read;
- while (success && (read = fread(buffer, 1, BUFSIZ, f)) > 0) {
- int wrote = mtd_write_data(ctx, buffer, read);
- success = success && (wrote == read);
- if (!success) {
- fprintf(stderr, "mtd_write_data to %s failed: %s\n",
- partition, strerror(errno));
+ success = true;
+ char* buffer = malloc(BUFSIZ);
+ int read;
+ while (success && (read = fread(buffer, 1, BUFSIZ, f)) > 0) {
+ int wrote = mtd_write_data(ctx, buffer, read);
+ success = success && (wrote == read);
}
+ free(buffer);
+ 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) {
+ fprintf(stderr, "mtd_write_data to %s failed: %s\n",
+ partition, strerror(errno));
}
- free(buffer);
- fclose(f);
if (mtd_erase_blocks(ctx, -1) == -1) {
fprintf(stderr, "%s: error erasing blocks of %s\n", name, partition);
@@ -848,14 +861,14 @@ Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) {
fprintf(stderr, "%s: error closing write of %s\n", name, partition);
}
- printf("%s %s partition from %s\n",
- success ? "wrote" : "failed to write", partition, filename);
+ printf("%s %s partition\n",
+ success ? "wrote" : "failed to write", partition);
result = success ? partition : strdup("");
done:
- if (result != partition) free(partition);
- free(filename);
+ if (result != partition) FreeValue(partition_value);
+ FreeValue(contents);
return StringValue(result);
}