diff options
Diffstat (limited to 'fuse_sdcard_provider.c')
| -rw-r--r-- | fuse_sdcard_provider.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/fuse_sdcard_provider.c b/fuse_sdcard_provider.c index 19fb52df0..4565c7b5b 100644 --- a/fuse_sdcard_provider.c +++ b/fuse_sdcard_provider.c @@ -16,6 +16,7 @@ #include <stdlib.h> #include <stdio.h> +#include <string.h> #include <errno.h> #include <pthread.h> #include <sys/mount.h> @@ -35,19 +36,17 @@ struct file_data { static int read_block_file(void* cookie, uint32_t block, uint8_t* buffer, uint32_t fetch_size) { struct file_data* fd = (struct file_data*)cookie; - if (lseek(fd->fd, block * fd->block_size, SEEK_SET) < 0) { - printf("seek on sdcard failed: %s\n", strerror(errno)); + off64_t offset = ((off64_t) block) * fd->block_size; + if (TEMP_FAILURE_RETRY(lseek64(fd->fd, offset, SEEK_SET)) == -1) { + fprintf(stderr, "seek on sdcard failed: %s\n", strerror(errno)); return -EIO; } while (fetch_size > 0) { - ssize_t r = read(fd->fd, buffer, fetch_size); - if (r < 0) { - if (r != -EINTR) { - printf("read on sdcard failed: %s\n", strerror(errno)); - return -EIO; - } - r = 0; + ssize_t r = TEMP_FAILURE_RETRY(read(fd->fd, buffer, fetch_size)); + if (r == -1) { + fprintf(stderr, "read on sdcard failed: %s\n", strerror(errno)); + return -EIO; } fetch_size -= r; buffer += r; |