summaryrefslogtreecommitdiff
path: root/ubi-utils/src/ubiupdate.c
diff options
context:
space:
mode:
Diffstat (limited to 'ubi-utils/src/ubiupdate.c')
-rw-r--r--ubi-utils/src/ubiupdate.c56
1 files changed, 28 insertions, 28 deletions
diff --git a/ubi-utils/src/ubiupdate.c b/ubi-utils/src/ubiupdate.c
index 75222d4..6898119 100644
--- a/ubi-utils/src/ubiupdate.c
+++ b/ubi-utils/src/ubiupdate.c
@@ -47,7 +47,7 @@ struct args {
const char *img;
};
-static struct args myargs = {
+static struct args args = {
.truncate = 0,
.node = NULL,
.img = NULL,
@@ -86,18 +86,18 @@ static int parse_opt(int argc, char * const argv[])
switch (key) {
case 't':
- myargs.truncate = 1;
+ args.truncate = 1;
break;
case 'h':
fprintf(stderr, "%s\n\n", doc);
fprintf(stderr, "%s\n\n", usage);
fprintf(stderr, "%s\n", optionsstr);
- exit(0);
+ exit(EXIT_SUCCESS);
case 'V':
fprintf(stderr, "%s\n", PROGRAM_VERSION);
- exit(0);
+ exit(EXIT_SUCCESS);
case ':':
errmsg("parameter is missing");
@@ -105,7 +105,7 @@ static int parse_opt(int argc, char * const argv[])
default:
fprintf(stderr, "Use -h for help\n");
- exit(-1);
+ return -1;
}
}
@@ -118,8 +118,8 @@ static int parse_opt(int argc, char * const argv[])
return -1;
}
- myargs.node = argv[optind];
- myargs.img = argv[optind + 1];
+ args.node = argv[optind];
+ args.img = argv[optind + 1];
return 0;
}
@@ -128,16 +128,16 @@ static int truncate_volume(libubi_t libubi)
{
int err, fd;
- fd = open(myargs.node, O_RDWR);
+ fd = open(args.node, O_RDWR);
if (fd == -1) {
- errmsg("cannot open \"%s\"", myargs.node);
+ errmsg("cannot open \"%s\"", args.node);
perror("open");
return -1;
}
err = ubi_update_start(libubi, fd, 0);
if (err) {
- errmsg("cannot truncate volume \"%s\"", myargs.node);
+ errmsg("cannot truncate volume \"%s\"", args.node);
perror("ubi_update_start");
close(fd);
return -1;
@@ -159,14 +159,14 @@ static int ubi_write(int fd, const void *buf, int len)
continue;
}
errmsg("cannot write %d bytes to volume \"%s\"",
- len, myargs.node);
+ len, args.node);
perror("write");
return -1;
}
if (ret == 0) {
errmsg("cannot write %d bytes to volume \"%s\"",
- len, myargs.node);
+ len, args.node);
return -1;
}
@@ -190,36 +190,36 @@ static int update_volume(libubi_t libubi, struct ubi_vol_info *vol_info)
return -1;
}
- err = stat(myargs.img, &st);
+ err = stat(args.img, &st);
if (err < 0) {
- errmsg("stat failed on \"%s\"", myargs.node);
+ errmsg("stat failed on \"%s\"", args.node);
goto out_free;
}
bytes = st.st_size;
if (bytes > vol_info->rsvd_bytes) {
errmsg("\"%s\" (size %lld) will not fit volume \"%s\" (size %lld)",
- myargs.img, bytes, myargs.node, vol_info->rsvd_bytes);
+ args.img, bytes, args.node, vol_info->rsvd_bytes);
goto out_free;
}
- fd = open(myargs.node, O_RDWR);
+ fd = open(args.node, O_RDWR);
if (fd == -1) {
- errmsg("cannot open UBI volume \"%s\"", myargs.node);
+ errmsg("cannot open UBI volume \"%s\"", args.node);
perror("open");
goto out_free;
}
- ifd = open(myargs.img, O_RDONLY);
+ ifd = open(args.img, O_RDONLY);
if (ifd == -1) {
- errmsg("cannot open \"%s\"", myargs.img);
+ errmsg("cannot open \"%s\"", args.img);
perror("open");
goto out_close1;
}
err = ubi_update_start(libubi, fd, bytes);
if (err) {
- errmsg("cannot start volume \"%s\" update", myargs.node);
+ errmsg("cannot start volume \"%s\" update", args.node);
perror("ubi_update_start");
goto out_close;
}
@@ -237,7 +237,7 @@ static int update_volume(libubi_t libubi, struct ubi_vol_info *vol_info)
continue;
} else {
errmsg("cannot read %d bytes from \"%s\"",
- tocopy, myargs.img);
+ tocopy, args.img);
perror("read");
goto out_close;
}
@@ -273,7 +273,7 @@ int main(int argc, char * const argv[])
if (err)
return -1;
- if (!myargs.img && !myargs.truncate) {
+ if (!args.img && !args.truncate) {
errmsg("incorrect arguments, use -h for help");
return -1;
}
@@ -284,25 +284,25 @@ int main(int argc, char * const argv[])
goto out_libubi;
}
- err = ubi_node_type(libubi, myargs.node);
+ err = ubi_node_type(libubi, args.node);
if (err == 1) {
errmsg("\"%s\" is an UBI device node, not an UBI volume node",
- myargs.node);
+ args.node);
goto out_libubi;
} else if (err < 0) {
- errmsg("\"%s\" is not an UBI volume node", myargs.node);
+ errmsg("\"%s\" is not an UBI volume node", args.node);
goto out_libubi;
}
- err = ubi_get_vol_info(libubi, myargs.node, &vol_info);
+ err = ubi_get_vol_info(libubi, args.node, &vol_info);
if (err) {
errmsg("cannot get information about UBI volume \"%s\"",
- myargs.node);
+ args.node);
perror("ubi_get_dev_info");
goto out_libubi;
}
- if (myargs.truncate)
+ if (args.truncate)
err = truncate_volume(libubi);
else
err = update_volume(libubi, &vol_info);