static errcode_t ext2fs_inline_data_ea_get(struct ext2_inline_data *data)
{
struct ext2_xattr_handle *handle;
errcode_t retval;
data->ea_size = 0;
data->ea_data = 0;
retval = ext2fs_xattrs_open(data->fs, data->ino, &handle);
if (retval)
return retval;
retval = ext2fs_xattrs_read(handle);
if (retval)
goto err;
retval = ext2fs_xattr_get(handle, "system.data",
(void **)&data->ea_data, &data->ea_size);
if (retval == EXT2_ET_EA_KEY_NOT_FOUND) {
data->ea_size = 0;
data->ea_data = NULL;
retval = 0;
} else if (retval)
goto err;
err:
(void) ext2fs_xattrs_close(&handle);
return retval;
}
void do_get_xattr(int argc, char **argv)
{
ext2_ino_t ino;
struct ext2_xattr_handle *h;
FILE *fp = NULL;
char *buf = NULL;
size_t buflen;
int i;
int print_flags = 0;
unsigned int handle_flags = 0;
errcode_t err;
reset_getopt();
while ((i = getopt(argc, argv, "Cf:rxV")) != -1) {
switch (i) {
case 'f':
if (fp)
fclose(fp);
fp = fopen(optarg, "w");
if (fp == NULL) {
perror(optarg);
return;
}
break;
case 'r':
handle_flags |= XATTR_HANDLE_FLAG_RAW;
break;
case 'x':
print_flags |= PRINT_XATTR_HEX;
break;
case 'V':
print_flags |= PRINT_XATTR_RAW|
PRINT_XATTR_NOQUOTES;
break;
case 'C':
print_flags |= PRINT_XATTR_C;
break;
default:
goto usage;
}
}
if (optind != argc - 2) {
usage:
printf("%s: Usage: %s [-f outfile]|[-xVC] [-r] <file> <attr>\n",
argv[0], argv[0]);
goto out2;
}
if (check_fs_open(argv[0]))
goto out2;
ino = string_to_inode(argv[optind]);
if (!ino)
goto out2;
err = ext2fs_xattrs_open(current_fs, ino, &h);
if (err)
goto out2;
err = ext2fs_xattrs_flags(h, &handle_flags, NULL);
if (err)
goto out;
err = ext2fs_xattrs_read(h);
if (err)
goto out;
err = ext2fs_xattr_get(h, argv[optind + 1], (void **)&buf, &buflen);
if (err)
goto out;
if (fp) {
fwrite(buf, buflen, 1, fp);
} else {
if (print_flags & PRINT_XATTR_RAW) {
if (print_flags & (PRINT_XATTR_HEX|PRINT_XATTR_C))
print_flags &= ~PRINT_XATTR_RAW;
print_xattr_string(stdout, buf, buflen, print_flags);
} else {
print_xattr(stdout, argv[optind + 1],
buf, buflen, print_flags);
}
printf("\n");
}
ext2fs_free_mem(&buf);
out:
ext2fs_xattrs_close(&h);
if (err)
com_err(argv[0], err, "while getting extended attribute");
out2:
if (fp)
fclose(fp);
}
void do_get_xattr(int argc, char **argv)
{
ext2_ino_t ino;
struct ext2_xattr_handle *h;
FILE *fp = NULL;
char *buf = NULL;
size_t buflen;
int i;
errcode_t err;
reset_getopt();
while ((i = getopt(argc, argv, "f:")) != -1) {
switch (i) {
case 'f':
fp = fopen(optarg, "w");
if (fp == NULL) {
perror(optarg);
return;
}
break;
default:
printf("%s: Usage: %s <file> <attr> [-f outfile]\n",
argv[0], argv[0]);
return;
}
}
if (optind != argc - 2) {
printf("%s: Usage: %s <file> <attr> [-f outfile]\n", argv[0],
argv[0]);
return;
}
if (check_fs_open(argv[0]))
return;
ino = string_to_inode(argv[optind]);
if (!ino)
return;
err = ext2fs_xattrs_open(current_fs, ino, &h);
if (err)
return;
err = ext2fs_xattrs_read(h);
if (err)
goto out;
err = ext2fs_xattr_get(h, argv[optind + 1], (void **)&buf, &buflen);
if (err)
goto out;
if (fp) {
fwrite(buf, buflen, 1, fp);
fclose(fp);
} else {
dump_xattr_string(stdout, buf, buflen);
printf("\n");
}
if (buf)
ext2fs_free_mem(&buf);
out:
ext2fs_xattrs_close(&h);
if (err)
com_err(argv[0], err, "while getting extended attribute");
}
