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New API call iso_write_opts_set_allow_dir_id_ext()

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This commit is contained in:
Thomas Schmitt 2010-12-25 08:11:19 +01:00
parent 362b15f4d5
commit f923a79929
5 changed files with 55 additions and 14 deletions
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11
libisofs/ecma119.c
View File

@ -1576,6 +1576,7 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
target->aaip = opts->aaip;
target->always_gmt = opts->always_gmt;
target->untranslated_name_len = opts->untranslated_name_len;
target->allow_dir_id_ext = opts->allow_dir_id_ext;
target->omit_version_numbers = opts->omit_version_numbers
| opts->max_37_char_filenames;
target->allow_deep_paths = opts->allow_deep_paths;
@ -2364,6 +2365,7 @@ int iso_write_opts_new(IsoWriteOpts **opts, int profile)
wopts->appended_partitions[i] = NULL;
wopts->ascii_disc_label[0] = 0;
wopts->will_cancel = 0;
wopts->allow_dir_id_ext = 0;
wopts->untranslated_name_len = 0;
*opts = wopts;
@ -2469,6 +2471,15 @@ int iso_write_opts_set_untranslated_name_len(IsoWriteOpts *opts, int len)
return opts->untranslated_name_len;
}
int iso_write_opts_set_allow_dir_id_ext(IsoWriteOpts *opts, int allow)
{
if (opts == NULL) {
return ISO_NULL_POINTER;
}
opts->allow_dir_id_ext = allow ? 1 : 0;
return ISO_SUCCESS;
}
int iso_write_opts_set_omit_version_numbers(IsoWriteOpts *opts, int omit)
{
if (opts == NULL) {

9
libisofs/ecma119.h
View File

@ -87,6 +87,14 @@ struct iso_write_opts {
* but it is supposed to work on most moderns systems. Use with caution.
*/
/**
* Convert directory names for ECMA-119 the same way as other file names
* but do not force dots or add version numbers.
* This violates ECMA-119 by allowing one "." and especially ISO level 1
* by allowing DOS style 8.3 names rather than only 8 characters.
*/
unsigned int allow_dir_id_ext :1;
/**
* Omit the version number (";1") at the end of the ISO-9660 identifiers.
* Version numbers are usually not used.
@ -425,6 +433,7 @@ struct ecma119_image
unsigned int always_gmt :1;
/* relaxed constraints */
unsigned int allow_dir_id_ext :1;
unsigned int omit_version_numbers :2;
unsigned int allow_deep_paths :1;
unsigned int allow_longer_paths :1;

32
libisofs/ecma119_tree.c
View File

@ -32,7 +32,7 @@
static
int get_iso_name(Ecma119Image *img, IsoNode *iso, char **name)
{
int ret, relaxed, free_ascii_name= 0;
int ret, relaxed, free_ascii_name= 0, force_dots = 0, max_len;
char *ascii_name;
char *isoname= NULL;
@ -58,7 +58,7 @@ int get_iso_name(Ecma119Image *img, IsoNode *iso, char **name)
} else {
relaxed = (int)img->allow_lowercase;
}
if (iso->type == LIBISO_DIR) {
if (iso->type == LIBISO_DIR && !(img->allow_dir_id_ext)) {
if (img->untranslated_name_len > 0) {
if (strlen(ascii_name) > img->untranslated_name_len) {
needs_transl:;
@ -85,24 +85,27 @@ needs_transl:;
}
}
} else {
force_dots = !((img->no_force_dots & 1) || iso->type == LIBISO_DIR);
if (img->untranslated_name_len > 0) {
if (strlen(ascii_name) > img->untranslated_name_len)
goto needs_transl;
isoname = strdup(ascii_name);
} else if (img->max_37_char_filenames) {
isoname = iso_r_fileid(ascii_name, 36, relaxed,
(img->no_force_dots & 1) ? 0 : 1);
isoname = iso_r_fileid(ascii_name, 36, relaxed, force_dots);
} else if (img->iso_level == 1) {
if (relaxed) {
isoname = iso_r_fileid(ascii_name, 11, relaxed,
(img->no_force_dots & 1) ? 0 : 1);
if (relaxed || !force_dots) {
if (strchr(ascii_name, '.') == NULL)
max_len = 8;
else
max_len = 11;
isoname = iso_r_fileid(ascii_name, max_len, relaxed,
force_dots);
} else {
isoname = iso_1_fileid(ascii_name);
}
} else {
if (relaxed) {
isoname = iso_r_fileid(ascii_name, 30, relaxed,
(img->no_force_dots & 1) ? 0 : 1);
if (relaxed || !force_dots) {
isoname = iso_r_fileid(ascii_name, 30, relaxed, force_dots);
} else {
isoname = iso_2_fileid(ascii_name);
}
@ -587,10 +590,11 @@ int mangle_single_dir(Ecma119Image *img, Ecma119Node *dir, int max_file_len,
/* compute name and extension */
dot = strrchr(full_name, '.');
if (dot != NULL && children[i]->type != ECMA119_DIR) {
if (dot != NULL &&
(children[i]->type != ECMA119_DIR || img->allow_dir_id_ext)) {
/*
* File (not dir) with extension
* File (normally not dir) with extension
* Note that we don't need to check for placeholders, as
* tree reparent happens later, so no placeholders can be
* here at this time.
@ -630,10 +634,10 @@ int mangle_single_dir(Ecma119Image *img, Ecma119Node *dir, int max_file_len,
name[max] = '\0';
}
} else {
/* Directory, or file without extension */
/* Directory (normally), or file without extension */
if (children[i]->type == ECMA119_DIR) {
max = max_dir_len - digits;
dot = NULL; /* dots have no meaning in dirs */
dot = NULL; /* dots (normally) have no meaning in dirs */
} else {
max = max_file_len - digits;
}

16
libisofs/libisofs.h
View File

@ -1372,6 +1372,22 @@ int iso_write_opts_set_aaip(IsoWriteOpts *opts, int enable);
*/
int iso_write_opts_set_untranslated_name_len(IsoWriteOpts *opts, int len);
/**
* Convert directory names for ECMA-119 similar to other file names, but do
* not force a dot or add a version number.
* This violates ECMA-119 by allowing one "." and especially ISO level 1
* by allowing DOS style 8.3 names rather than only 8 characters.
* (mkisofs and its clones seem to do this violation.)
* @param opts
* The option set to be manipulated.
* @param allow
* 1= allow dots , 0= disallow dots and convert them
* @return
* 1 success, < 0 error
* @since 0.6.42
*/
int iso_write_opts_set_allow_dir_id_ext(IsoWriteOpts *opts, int allow);
/**
* Omit the version number (";1") at the end of the ISO-9660 identifiers.
* This breaks ECMA-119 specification, but version numbers are usually not

1
libisofs/libisofs.ver
View File

@ -255,6 +255,7 @@ iso_write_opts_new;
iso_write_opts_set_aaip;
iso_write_opts_set_aaip_susp_1_10;
iso_write_opts_set_allow_deep_paths;
iso_write_opts_set_allow_dir_id_ext;
iso_write_opts_set_allow_full_ascii;
iso_write_opts_set_allow_longer_paths;
iso_write_opts_set_allow_lowercase;