Fixed charset warning and memory leaks
This commit is contained in:
Mario Danic
parent
249f10dbaf
commit
cfa7c7d152
@ -429,10 +429,10 @@ write_pri_vol_desc(struct ecma119_write_target *t, uint8_t *buf)
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{
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struct ecma119_pri_vol_desc *vol = (struct ecma119_pri_vol_desc*)buf;
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struct iso_volume *volume = t->volset->volume[t->volnum];
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char *vol_id = wcstoascii(volume->volume_id);
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char *pub_id = wcstoascii(volume->publisher_id);
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char *data_id = wcstoascii(volume->data_preparer_id);
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char *volset_id = wcstoascii(t->volset->volset_id);
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char *vol_id = str2ascii(volume->volume_id);
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char *pub_id = str2ascii(volume->publisher_id);
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char *data_id = str2ascii(volume->data_preparer_id);
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char *volset_id = str2ascii(t->volset->volset_id);
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vol->vol_desc_type[0] = 1;
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memcpy(vol->std_identifier, "CD001", 5);
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@ -129,6 +129,7 @@ joliet_calc_dir_pos(struct ecma119_write_target *t,
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root->block = t->curblock;
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t->curblock += div_up(root->len, t->block_size);
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t->dirlist_joliet[t->curfile++] = root;
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for (i = 0; i < root->nchildren; i++) {
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ch = root->children[i];
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@ -231,10 +232,10 @@ write_sup_vol_desc(struct ecma119_write_target *t, uint8_t *buf)
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{
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struct ecma119_sup_vol_desc *vol = (struct ecma119_sup_vol_desc*)buf;
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struct iso_volume *volume = t->volset->volume[t->volnum];
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uint16_t *vol_id = wcstoucs(volume->volume_id);
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uint16_t *pub_id = wcstoucs(volume->publisher_id);
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uint16_t *data_id = wcstoucs(volume->data_preparer_id);
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uint16_t *volset_id = wcstoucs(t->volset->volset_id);
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uint16_t *vol_id = str2ucs(volume->volume_id);
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uint16_t *pub_id = str2ucs(volume->publisher_id);
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uint16_t *data_id = str2ucs(volume->data_preparer_id);
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uint16_t *volset_id = str2ucs(t->volset->volset_id);
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int vol_id_len = MIN(32, ucslen(vol_id) * 2);
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int pub_id_len = MIN(128, ucslen(pub_id) * 2);
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int data_id_len = MIN(128, ucslen(data_id) * 2);
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@ -86,7 +86,7 @@ iso_tree_add_new_file(struct iso_tree_node *parent, const char *name)
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f->volume = parent ? parent->volume : NULL;
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f->parent = parent;
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f->name = parent ? towcs(name) : NULL;
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f->name = parent ? strdup(name) : NULL;
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f->attrib = get_attrib(parent);
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f->attrib.st_mode = 0777 | S_IFREG;
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f->loc.type = LIBISO_NONE;
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@ -192,7 +192,7 @@ iso_tree_print(const struct iso_tree_node *root, int spaces)
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memset(sp, ' ', spaces);
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sp[spaces] = '\0';
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printf("%s%ls\n", sp, root->name);
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printf("%s%sn", sp, root->name);
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for (i=0; i < root->nchildren; i++) {
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iso_tree_print(root->children[i], spaces+2);
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}
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@ -219,5 +219,5 @@ void
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iso_tree_node_set_name(struct iso_tree_node *file, const char *name)
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{
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free(file->name);
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file->name = towcs(name);
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file->name = strdup(name);
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}
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@ -51,7 +51,7 @@ struct iso_tree_node
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{
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struct iso_volume *volume;
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struct iso_tree_node *parent;
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wchar_t *name;
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char *name;
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struct stat attrib; /**< The POSIX attributes of this node as
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* documented in "man 2 stat". */
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struct iso_file_location loc;
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@ -13,9 +13,15 @@
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#include <ctype.h>
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#include <assert.h>
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#include <errno.h>
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#include <locale.h>
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#include "util.h"
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/* avoids warning and names in iso, joliet and rockridge can't be > 255 bytes
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* anyway. There are at most 31 characters in iso level 1, 255 for rockridge,
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* 64 characters (* 2 since UCS) for joliet. */
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#define NAME_BUFFER_SIZE 255
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int div_up(int n, int div)
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{
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return (n + div - 1) / div;
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@ -26,85 +32,162 @@ int round_up(int n, int mul)
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return div_up(n, mul) * mul;
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}
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wchar_t *towcs(const char *str)
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/* this function must always return a name
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* since the caller never checks if a NULL
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* is returned. It also avoids some warnings. */
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char *str2ascii(const char *src_arg)
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{
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size_t len = strlen(str);
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wchar_t *ret = malloc(sizeof(wchar_t) * (len + 1));
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mbstate_t ps;
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wchar_t wsrc_[NAME_BUFFER_SIZE];
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char *src = (char*)wsrc_;
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char *ret_;
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char *ret;
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mbstate_t state;
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iconv_t conv;
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size_t numchars;
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size_t outbytes;
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size_t inbytes;
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size_t n;
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memset(&ps, 0, sizeof(ps));
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n = mbsrtowcs(ret, &str, len, &ps);
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ret[len] = '\0';
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if (n != len) {
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free(ret);
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return NULL;
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}
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return ret;
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}
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char *wcstoascii(const wchar_t *wsrc)
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{
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if (!wsrc)
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if (!src_arg)
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return NULL;
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iconv_t conv = iconv_open("ASCII", "WCHAR_T");
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size_t outbytes = wcslen(wsrc);
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size_t inbytes = outbytes * sizeof(wchar_t);
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char src_[inbytes + sizeof(wchar_t)];
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char *src = src_;
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char *ret_, *ret;
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size_t n;
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/* convert the string to a wide character string. Note: outbytes
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* is in fact the number of characters in the string and doesn't
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* include the last NULL character. */
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memset(&state, 0, sizeof(state));
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numchars = mbsrtowcs(wsrc_, &src_arg, NAME_BUFFER_SIZE-1, &state);
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if (numchars < 0)
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return NULL;
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inbytes = numchars * sizeof(wchar_t);
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ret_ = malloc(numchars+1);
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outbytes = numchars;
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ret = ret_;
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/* initialize iconv */
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conv = iconv_open("ASCII", "WCHAR_T");
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if (conv == (iconv_t)-1)
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return NULL;
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memcpy(src, wsrc, inbytes + sizeof(wchar_t));
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ret = malloc(outbytes+1);
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ret[outbytes] = '\0';
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ret_ = ret;
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n = iconv(conv, &src, &inbytes, &ret, &outbytes);
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if (n == -1) {
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free(ret_);
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return NULL;
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while(n == -1) {
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/* The destination buffer is too small. Stops here. */
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if(errno == E2BIG)
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break;
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/* An incomplete multi bytes sequence was found. We
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* can't do anything here. That's quite unlikely. */
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if(errno == EINVAL)
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break;
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/* The last possible error is an invalid multi bytes
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* sequence. Just replace the character with a "_".
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* Probably the character doesn't exist in ascii like
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* "é, è, à, ç, ..." in French. */
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*ret++ = '_';
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outbytes--;
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if(!outbytes)
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break;
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/* There was an error with one character but some other remain
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* to be converted. That's probably a multibyte character.
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* See above comment. */
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src += sizeof(wchar_t);
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inbytes -= sizeof(wchar_t);
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if(!inbytes)
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break;
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n = iconv(conv, &src, &inbytes, &ret, &outbytes);
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}
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iconv_close(conv);
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*ret='\0';
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return ret_;
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}
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/* FIXME: C&P */
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uint16_t *wcstoucs(const wchar_t *wsrc)
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uint16_t *str2ucs(const char *src_arg)
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{
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if (!wsrc)
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return calloc(2, 1); /* empty UCS string */
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iconv_t conv = iconv_open("UCS-2BE", "WCHAR_T");
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size_t outbytes = wcslen(wsrc) * 2;
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size_t inbytes = outbytes * sizeof(wchar_t) / 2;
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char src_[inbytes + sizeof(wchar_t)];
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char *src = src_;
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char *ret_, *ret;
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wchar_t wsrc_[NAME_BUFFER_SIZE];
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char *src = (char*)wsrc_;
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char *ret_;
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char *ret;
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mbstate_t state;
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iconv_t conv;
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size_t outbytes;
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size_t numchars;
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size_t inbytes;
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size_t n;
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if (conv == (iconv_t)-1)
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return calloc(2, 1);
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if (!src_arg)
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return calloc(2, 1); /* empty UCS string */
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memcpy(src, wsrc, inbytes + sizeof(wchar_t));
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ret = malloc(outbytes + sizeof(wchar_t));
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ret[outbytes] = 0;
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ret[outbytes+1] = 0;
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ret_ = ret;
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/* convert the string to a wide character string. Note: outbytes
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* is in fact the number of characters in the string and doesn't
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* include the last NULL character. */
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memset(&state, 0, sizeof(state));
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numchars = mbsrtowcs(wsrc_, &src_arg, NAME_BUFFER_SIZE-1, &state);
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if (numchars < 0)
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return calloc(2, 1); /* empty UCS string */
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inbytes = numchars * sizeof(wchar_t);
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outbytes = numchars * sizeof(uint16_t);
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ret_ = malloc ((numchars+1) * sizeof(uint16_t));
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ret = ret_;
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/* initialize iconv */
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conv = iconv_open("UCS-2BE", "WCHAR_T");
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if (conv == (iconv_t)-1)
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return calloc(2, 1); /* empty UCS string */
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n = iconv(conv, &src, &inbytes, &ret, &outbytes);
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if (n == -1) {
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perror ("error in iconv conversion");
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free(ret_);
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return calloc(2, 1);
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while(n == -1) {
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/* The destination buffer is too small. Stops here. */
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if(errno == E2BIG)
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break;
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/* An incomplete multi bytes sequence was found. We
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* can't do anything here. That's quite unlikely. */
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if(errno == EINVAL)
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break;
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/* The last possible error is an invalid multi bytes
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* sequence. Just replace the character with a "_".
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* Probably the character doesn't exist in ascii like
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* "é, è, à, ç, ..." in French. */
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*((uint16_t*) ret) = '_';
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ret += sizeof(uint16_t);
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outbytes -= sizeof(uint16_t);
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if(!outbytes)
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break;
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/* There was an error with one character but some other remain
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* to be converted. That's probably a multibyte character.
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* See above comment. */
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src += sizeof(wchar_t);
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inbytes -= sizeof(wchar_t);
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if(!inbytes)
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break;
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n = iconv(conv, &src, &inbytes, &ret, &outbytes);
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}
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iconv_close(conv);
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/* close the ucs string */
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*((uint16_t*) ret) = 0;
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return (uint16_t*)ret_;
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}
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static int valid_d_char(char c)
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{
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return (c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || (c == '_');
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@ -132,9 +215,9 @@ static int valid_p_char(char c)
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|| (c == '.') || (c == '_') || (c == '-');
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}
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static char *iso_dirid(const wchar_t *src, int size)
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static char *iso_dirid(const char *src, int size)
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{
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char *ret = wcstoascii(src);
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char *ret = str2ascii(src);
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size_t len, i;
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if (!ret)
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@ -153,19 +236,19 @@ static char *iso_dirid(const wchar_t *src, int size)
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return ret;
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}
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char *iso_1_dirid(const wchar_t *src)
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char *iso_1_dirid(const char *src)
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{
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return iso_dirid(src, 8);
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}
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char *iso_2_dirid(const wchar_t *src)
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char *iso_2_dirid(const char *src)
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{
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return iso_dirid(src, 31);
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}
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char *iso_1_fileid(const wchar_t *wsrc)
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char *iso_1_fileid(const char *src_arg)
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{
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char *src = wcstoascii(wsrc);
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char *src = str2ascii(src_arg);
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char *dest;
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char *dot; /* Position of the last dot in the
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filename, will be used to calculate
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@ -214,9 +297,9 @@ char *iso_1_fileid(const wchar_t *wsrc)
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return dest;
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}
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char *iso_2_fileid(const wchar_t *wsrc)
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char *iso_2_fileid(const char *src_arg)
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{
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char *src = wcstoascii(wsrc);
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char *src = str2ascii(src_arg);
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char *dest;
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char *dot;
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int lname, lext, lnname, lnext, pos, i;
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@ -274,9 +357,9 @@ char *iso_2_fileid(const wchar_t *wsrc)
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}
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char *
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iso_p_fileid(const wchar_t *src)
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iso_p_fileid(const char *src)
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{
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char *ret = wcstoascii(src);
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char *ret = str2ascii(src);
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size_t i, len;
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if (!ret)
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@ -291,9 +374,9 @@ iso_p_fileid(const wchar_t *src)
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}
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uint16_t *
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iso_j_id(const wchar_t *src)
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iso_j_id(const char *src_arg)
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{
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uint16_t *j_str = wcstoucs(src);
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uint16_t *j_str = str2ucs(src_arg);
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size_t len = ucslen(j_str);
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size_t n;
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@ -31,18 +31,18 @@ extern inline int round_up(int n, int mul)
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}
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wchar_t *towcs(const char *);
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char *wcstoascii(const wchar_t *);
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uint16_t *wcstoucs(const wchar_t*);
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char *str2ascii(const char*);
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uint16_t *str2ucs(const char*);
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/**
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* Create a level 1 directory identifier.
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*/
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char *iso_1_dirid(const wchar_t *src);
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char *iso_1_dirid(const char *src);
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/**
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* Create a level 2 directory identifier.
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*/
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char *iso_2_dirid(const wchar_t *src);
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char *iso_2_dirid(const char *src);
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/**
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* Create a level 1 file identifier that consists of a name, extension and
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@ -51,7 +51,7 @@ char *iso_2_dirid(const wchar_t *src);
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* length 3, followed by a separator (;) and a version number (digit 1).
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* @return NULL if the original name and extension both are of length 0.
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*/
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char *iso_1_fileid(const wchar_t *src);
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char *iso_1_fileid(const char *src);
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/**
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* Create a level 2 file identifier that consists of a name, extension and
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@ -60,7 +60,7 @@ char *iso_1_fileid(const wchar_t *src);
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* followed by a separator (;) and a version number (digit 1).
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* @return NULL if the original name and extension both are of length 0.
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*/
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char *iso_2_fileid(const wchar_t *src);
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char *iso_2_fileid(const char *src);
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/**
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* Create a Joliet file or directory identifier that consists of a name,
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@ -73,7 +73,7 @@ char *iso_2_fileid(const wchar_t *src);
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* @param size will be set to the size (in bytes) of the identifier.
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* @return NULL if the original name and extension both are of length 0 or the conversion from the current codeset to UCS-2BE is not available.
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*/
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uint16_t *iso_j_id(const wchar_t *src);
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uint16_t *iso_j_id(const char *src);
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/**
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* FIXME: what are the requirements for these next two? Is this for RR?
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@ -82,14 +82,14 @@ uint16_t *iso_j_id(const wchar_t *src);
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* The resulting file name will not exceed 250 characters.
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* @return NULL if the original name and extension both are of length 0.
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*/
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char *iso_p_fileid(const wchar_t *src);
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char *iso_p_fileid(const char *src);
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/**
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* Create a POSIX portable directory name.
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* The resulting directory name will not exceed 250 characters.
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* @return NULL if the original name is of length 0.
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*/
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char *iso_p_dirid(const wchar_t *src);
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char *iso_p_dirid(const char *src);
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void iso_lsb(uint8_t *buf, uint32_t num, int bytes);
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void iso_msb(uint8_t *buf, uint32_t num, int bytes);
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|
||||
@ -19,7 +19,7 @@ iso_volset_new(struct iso_volume *vol, const char *id)
|
||||
volset->refcount = 1;
|
||||
volset->volume = malloc(sizeof(void *));
|
||||
volset->volume[0] = vol;
|
||||
volset->volset_id = towcs(id);
|
||||
volset->volset_id = strdup(id);
|
||||
|
||||
vol->refcount++;
|
||||
return volset;
|
||||
@ -63,11 +63,11 @@ iso_volume_new_with_root(const char *volume_id,
|
||||
volume->root = root ? root : iso_tree_new_root(volume);
|
||||
|
||||
if (volume_id != NULL)
|
||||
volume->volume_id = towcs(volume_id);
|
||||
volume->volume_id = strdup(volume_id);
|
||||
if (publisher_id != NULL)
|
||||
volume->publisher_id = towcs(publisher_id);
|
||||
volume->publisher_id = strdup(publisher_id);
|
||||
if (data_preparer_id != NULL)
|
||||
volume->data_preparer_id = towcs(data_preparer_id);
|
||||
volume->data_preparer_id = strdup(data_preparer_id);
|
||||
return volume;
|
||||
}
|
||||
|
||||
|
||||
@ -21,9 +21,9 @@ struct iso_volume
|
||||
struct iso_tree_node *root; /**< Root of the directory tree for the
|
||||
volume. */
|
||||
|
||||
wchar_t *volume_id; /**< Volume identifier. */
|
||||
wchar_t *publisher_id; /**< Volume publisher. */
|
||||
wchar_t *data_preparer_id; /**< Volume data preparer. */
|
||||
char *volume_id; /**< Volume identifier. */
|
||||
char *publisher_id; /**< Volume publisher. */
|
||||
char *data_preparer_id; /**< Volume data preparer. */
|
||||
};
|
||||
|
||||
/**
|
||||
@ -38,7 +38,7 @@ struct iso_volset
|
||||
int volset_size; /**< The number of volumes in this
|
||||
volume set. */
|
||||
|
||||
wchar_t *volset_id; /**< The id of this volume set, encoded
|
||||
char *volset_id; /**< The id of this volume set, encoded
|
||||
in the current locale. */
|
||||
};
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user