Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
- add removexattrs
tools/f2fs_io/f2fs_io.c | 107 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 107 insertions(+)
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index c812aa1458a2..e7d286a67939 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -35,6 +35,7 @@
#include <termios.h>
#include <time.h>
#include <unistd.h>
+#include <sys/xattr.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
@@ -1526,6 +1527,109 @@ static void do_gc_range(int argc, char **argv, const
struct cmd_desc *cmd)
exit(0);
}
+#define listxattr_desc "listxattr"
+#define listxattr_help "f2fs_io listxattr [file_path]\n\n"
+
+static void do_listxattr(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ char *buf, *key, *val;
+ ssize_t buflen, vallen, keylen;
+
+ if (argc != 2) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ buflen = listxattr(argv[1], NULL, 0);
+ if (buflen == -1) {
+ perror("listxattr");
+ exit(1);
+ }
+ if (buflen == 0) {
+ printf("%s has no attributes.\n", argv[1]);
+ exit(0);
+ }
+ buf = xmalloc(buflen);
+ buflen = listxattr(argv[1], buf, buflen);
+ if (buflen == -1) {
+ perror("listxattr");
+ exit(1);
+ }
+
+ key = buf;
+ while (buflen > 0) {
+ printf("%s: ", key);
+ vallen = getxattr(argv[1], key, NULL, 0);
+ if (vallen == -1) {
+ perror("getxattr");
+ exit(1);
+ }
+ if (vallen == 0) {
+ printf("<no value>");
+ } else {
+ val = xmalloc(vallen + 1);
+ vallen = getxattr(argv[1], key, val, vallen);
+ if (vallen == -1) {
+ perror("getxattr");
+ exit(1);
+ }
+ val[vallen] = 0;
+ printf("%s", val);
+ free(val);
+ }
+ printf("\n");
+ keylen = strlen(key) + 1;
+ buflen -= keylen;
+ key += keylen;
+ }
+ exit(0);
+}
+
+#define setxattr_desc "setxattr"
+#define setxattr_help "f2fs_io setxattr [name] [value] [file_path]\n\n"
+
+static void do_setxattr(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ int ret;
+
+ if (argc != 4) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ ret = setxattr(argv[3], argv[1], argv[2], strlen(argv[2]),
XATTR_CREATE);
+ printf("setxattr %s CREATE: name: %s, value: %s: ret=%d\n",
+ argv[3], argv[1], argv[2], ret);
+ if (ret < 0 && errno == EEXIST) {
+ ret = setxattr(argv[3], argv[1], argv[2], strlen(argv[2]),
XATTR_REPLACE);
+ printf("setxattr %s REPLACE: name: %s, value: %s: ret=%d\n",
+ argv[3], argv[1], argv[2], ret);
+ }
+ if (ret < 0)
+ perror("setxattr");
+ exit(0);
+}
+
+#define removexattr_desc "removexattr"
+#define removexattr_help "f2fs_io removexattr [name] [file_path]\n\n"
+
+static void do_removexattr(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ int ret;
+
+ if (argc != 3) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ ret = removexattr(argv[2], argv[1]);
+ printf("removexattr %s REMOVE: name: %s: ret=%d\n", argv[1], argv[2],
ret);
+ exit(0);
+}
+
#define CMD_HIDDEN 0x0001
#define CMD(name) { #name, do_##name, name##_desc, name##_help, 0 }
#define _CMD(name) { #name, do_##name, NULL, NULL, CMD_HIDDEN }
@@ -1564,6 +1668,9 @@ const struct cmd_desc cmd_list[] = {
CMD(precache_extents),
CMD(move_range),
CMD(gc_range),
+ CMD(listxattr),
+ CMD(setxattr),
+ CMD(removexattr),
{ NULL, NULL, NULL, NULL, 0 }
};
