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authorZoltan Sogor <weth@inf.u-szeged.hu>2007-08-10 11:37:56 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-08-13 17:28:54 +0300
commitee50b7c4c45a58a08a4f77de5d5622af90885873 (patch)
treefd67407c4a9d6655e6aadb3571dcedd690588450 /ubi-utils/src
parent34a3278c85e883e3279b14acd57b02610c1039e3 (diff)
ubi-utils: add -m option to ubimkvol
Creates the volume with maximum available size Signed-off-by: Zoltan Sogor <weth@inf.u-szeged.hu> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'ubi-utils/src')
-rw-r--r--ubi-utils/src/ubimkvol.c35
1 files changed, 30 insertions, 5 deletions
diff --git a/ubi-utils/src/ubimkvol.c b/ubi-utils/src/ubimkvol.c
index 1368671..db57a93 100644
--- a/ubi-utils/src/ubimkvol.c
+++ b/ubi-utils/src/ubimkvol.c
@@ -55,6 +55,7 @@ struct args {
char *name;
int nlen;
char node[256];
+ int maxavs;
/* special stuff needed to get additional arguments */
char *arg1;
@@ -69,6 +70,7 @@ static struct args myargs = {
.vol_id = UBI_VOL_NUM_AUTO,
.name = NULL,
.nlen = 0,
+ .maxavs = 0,
};
static int param_sanity_check(struct args *args, libubi_t libubi);
@@ -85,6 +87,7 @@ static const char *optionsstr =
" -N, --name=<name> volume name\n"
" -s, --size=<bytes> volume size volume size in bytes, kilobytes (KiB)\n"
" or megabytes (MiB)\n"
+" -m, --maxavsize set volume size to maximum available size\n"
" -t, --type=<static|dynamic> volume type (dynamic, static), default is\n"
" dynamic\n"
" -?, --help Give this help list\n"
@@ -93,10 +96,10 @@ static const char *optionsstr =
static const char *usage =
"Usage: ubimkvol [-?V] [-a <alignment>] [-d <devn>] [-n <volume id>]\n"
-" [-N <name>] [-s <bytes>] [-t <static|dynamic>]\n"
+" [-N <name>] [-s <bytes>] [-t <static|dynamic>] [-m]\n"
" [--alignment=<alignment>] [--devn=<devn>] [--vol_id=<volume id>]\n"
" [--name=<name>] [--size=<bytes>] [--type=<static|dynamic>] [--help]\n"
-" [--usage] [--version]\n";
+" [--usage] [--version] [--maxavsize]\n";
struct option long_options[] = {
{ .name = "alignment", .has_arg = 1, .flag = NULL, .val = 'a' },
@@ -108,6 +111,7 @@ struct option long_options[] = {
{ .name = "help", .has_arg = 0, .flag = NULL, .val = '?' },
{ .name = "usage", .has_arg = 0, .flag = NULL, .val = 0 },
{ .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' },
+ { .name = "maxavsize", .has_arg = 0, .flag = NULL, .val = 'm' },
{ NULL, 0, NULL, 0}
};
@@ -129,7 +133,7 @@ parse_opt(int argc, char **argv, struct args *args)
while (1) {
int key;
- key = getopt_long(argc, argv, "a:d:n:N:s:t:?V", long_options, NULL);
+ key = getopt_long(argc, argv, "a:d:n:N:s:t:?Vm", long_options, NULL);
if (key == -1)
break;
@@ -216,6 +220,10 @@ parse_opt(int argc, char **argv, struct args *args)
exit(0);
break;
+ case 'm':
+ args->maxavs = 1;
+ break;
+
default:
fprintf(stderr, "%s", usage);
exit(-1);
@@ -232,7 +240,7 @@ static int param_sanity_check(struct args *args, libubi_t libubi)
int err, len;
struct ubi_info ubi;
- if (args->bytes == 0) {
+ if (args->bytes == 0 && !args->maxavs) {
fprintf(stderr, "Volume size was not specified\n");
goto out;
}
@@ -297,7 +305,24 @@ int main(int argc, char * const argv[])
req.vol_id = myargs.vol_id;
req.alignment = myargs.alignment;
- req.bytes = myargs.bytes;
+
+ if (myargs.maxavs) {
+ struct ubi_dev_info ubi_dev;
+
+ err = ubi_get_dev_info1(libubi, myargs.devn, &ubi_dev);
+ if (err) {
+ perror("Can't get UBI device info");
+ goto out_libubi;
+ }
+ req.bytes = ubi_dev.avail_bytes;
+ if (!req.bytes) {
+ fprintf(stderr, "There is no available free space on device!\n");
+ goto out_libubi;
+ }
+ printf("Setting the volume size to %lld\n", req.bytes);
+ } else
+ req.bytes = myargs.bytes;
+
req.vol_type = myargs.vol_type;
req.name = myargs.name;