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Issueing warnings when Joliet file names with non-UCS-2 characters get read

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This commit is contained in:
Thomas Schmitt
2013-12-31 13:14:42 +01:00
parent 9b4e0b611a
commit 60eb7e883c
3 changed files with 33 additions and 10 deletions
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27
libisofs/fs_image.c
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@ -354,6 +354,8 @@ typedef struct
int rr_err_reported;
int rr_err_repeated;
size_t joliet_ucs2_failures;
} _ImageFsData;
typedef struct image_fs_data ImageFileSourceData;
@ -1243,12 +1245,30 @@ static
char *get_name(_ImageFsData *fsdata, const char *str, size_t len)
{
int ret;
char *name = NULL;
char *name = NULL, *from_ucs = NULL;
if (strcmp(fsdata->local_charset, fsdata->input_charset)) {
/* charset conversion needed */
ret = strnconv(str, fsdata->input_charset, fsdata->local_charset, len,
&name);
if (ret == 1) {
if (fsdata->iso_root_block == fsdata->svd_root_block) {
/* Reading from Joliet : Check whether UTF-16 was needed */
ret = strnconv(str, "UCS-2BE", fsdata->local_charset,
len, &from_ucs);
if (ret == 1)
ret = (strcmp(name, from_ucs) == 0);
if (ret != 1) {
fsdata->joliet_ucs2_failures++;
if (fsdata->joliet_ucs2_failures <=
ISO_JOLIET_UCS2_WARN_MAX)
iso_msg_submit(-1, ISO_NAME_NOT_UCS2, 0,
"Joliet filename valid only with character set UTF-16 : \"%s\"",
name);
}
if (from_ucs != NULL)
free(from_ucs);
}
return name;
} else {
ret = iso_msg_submit(fsdata->msgid, ISO_FILENAME_WRONG_CHARSET, ret,
@ -2759,6 +2779,7 @@ int iso_image_filesystem_new(IsoDataSource *src, struct iso_read_opts *opts,
data->px_ino_status = 0;
data->rr_err_reported = 0;
data->rr_err_repeated = 0;
data->joliet_ucs2_failures = 0;
data->local_charset = strdup(iso_get_local_charset(0));
@ -3640,12 +3661,12 @@ int iso_image_import(IsoImage *image, IsoDataSource *src,
/* recursively add image */
ret = iso_add_dir_src_rec(image, image->root, newroot);
/* error during recursive image addition? */
if (ret < 0) {
/* error during recursive image addition */
iso_node_builder_unref(image->builder);
goto import_revert;
}
issue_ucs2_warning_summary(data->joliet_ucs2_failures);
/* Take over inode management from IsoImageFilesystem.
data->inode_counter is supposed to hold the maximum PX inode number.