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authorMichael Runge <mrunge@google.com>2014-11-22 01:00:45 +0100
committerMichael Runge <mrunge@google.com>2014-11-22 01:27:28 +0100
commit4b54239173f685a558a65e53c01b461c65006e5c (patch)
treef87b44625e6aab649429befb0b986fa393616bb5 /uncrypt
parentam e5879c36: Byte swap to support BGRA in recovery mode (diff)
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Diffstat (limited to 'uncrypt')
-rw-r--r--uncrypt/uncrypt.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/uncrypt/uncrypt.c b/uncrypt/uncrypt.c
index 189fa57e1..361c80483 100644
--- a/uncrypt/uncrypt.c
+++ b/uncrypt/uncrypt.c
@@ -164,7 +164,8 @@ char* parse_recovery_command_file()
if (f == NULL) {
return NULL;
}
- FILE* fo = fopen(RECOVERY_COMMAND_FILE_TMP, "w");
+ int fd = open(RECOVERY_COMMAND_FILE_TMP, O_WRONLY | O_SYNC);
+ FILE* fo = fdopen(fd, "w");
while (fgets(temp, sizeof(temp), f)) {
printf("read: %s", temp);
@@ -175,6 +176,7 @@ char* parse_recovery_command_file()
fputs(temp, fo);
}
fclose(f);
+ fsync(fd);
fclose(fo);
if (fn) {
@@ -190,7 +192,8 @@ int produce_block_map(const char* path, const char* map_file, const char* blk_de
struct stat sb;
int ret;
- FILE* mapf = fopen(map_file, "w");
+ int mapfd = open(map_file, O_WRONLY | O_SYNC);
+ FILE* mapf = fdopen(mapfd, "w");
ret = stat(path, &sb);
if (ret != 0) {
@@ -232,7 +235,7 @@ int produce_block_map(const char* path, const char* map_file, const char* blk_de
int wfd = -1;
if (encrypted) {
- wfd = open(blk_dev, O_WRONLY);
+ wfd = open(blk_dev, O_WRONLY | O_SYNC);
if (wfd < 0) {
ALOGE("failed to open fd for writing: %s\n", strerror(errno));
return -1;
@@ -302,9 +305,11 @@ int produce_block_map(const char* path, const char* map_file, const char* blk_de
fprintf(mapf, "%d %d\n", ranges[i*2], ranges[i*2+1]);
}
+ fsync(mapfd);
fclose(mapf);
close(fd);
if (encrypted) {
+ fsync(wfd);
close(wfd);
}
@@ -318,7 +323,7 @@ void wipe_misc() {
struct fstab_rec* v = &fstab->recs[i];
if (!v->mount_point) continue;
if (strcmp(v->mount_point, "/misc") == 0) {
- int fd = open(v->blk_device, O_WRONLY);
+ int fd = open(v->blk_device, O_WRONLY | O_SYNC);
uint8_t zeroes[1088]; // sizeof(bootloader_message) from recovery
memset(zeroes, 0, sizeof(zeroes));
@@ -333,7 +338,7 @@ void wipe_misc() {
written += w;
}
}
-
+ fsync(fd);
close(fd);
}
}