SliTaz Repositories

     1.1 --- a/syslinux/stuff/extra/iso9660.u	Mon Dec 31 11:41:25 2012 +0100
     1.2 +++ b/syslinux/stuff/extra/iso9660.u	Thu Jul 21 06:45:43 2022 +0100
     1.3 @@ -1,24 +1,41 @@
     1.4  --- core/fs/iso9660/iso9660.c
     1.5  +++ core/fs/iso9660/iso9660.c
     1.6 -@@ -132,6 +132,28 @@
     1.7 +@@ -89,6 +89,24 @@
     1.8 +     return true;
     1.9 + }
    1.10 + 
    1.11 ++#define __ROCKRIDGE
    1.12 ++#ifdef __ROCKRIDGE
    1.13 ++static size_t rockname(const struct iso_dir_entry *de, char **name)
    1.14 ++{
    1.15 ++	size_t len, delen, n = (de->name_len + 34) & -2;
    1.16 ++	char *data = (char *) de;
    1.17 ++	
    1.18 ++	for (delen = 0; n + 2 < de->length; n += len) {
    1.19 ++		len = data[n + 2];
    1.20 ++		if (* (short *) (data + n) == 0x4D4E) { /* NM */
    1.21 ++			*name = data + n + 5;
    1.22 ++			delen = len - 5;
    1.23 ++		}
    1.24 ++	}
    1.25 ++	return delen;
    1.26 ++}
    1.27 ++#endif
    1.28 ++
    1.29 + /*
    1.30 +  * Find a entry in the specified dir with name _dname_.
    1.31 +  */
    1.32 +@@ -132,6 +150,20 @@
    1.33   	
    1.34   	de_name_len = de->name_len;
    1.35   	de_name = de->name;
    1.36 -+#define __ROCKRIDGE
    1.37  +#ifdef __ROCKRIDGE
    1.38  +	{
    1.39 -+		char *name = NULL, *end;
    1.40 -+		int n = (offset - de_len + de->name_len + 34) & -2;
    1.41 -+		int len = data[n + 2];
    1.42 -+		do {
    1.43 -+			if (* (short *) (data + n) == 0x4D4E) { // NM
    1.44 -+				name = data + n + 5;
    1.45 -+				end = data + n + len;
    1.46 -+			}
    1.47 -+			n += len;
    1.48 -+		} while (n + 2 < offset);
    1.49 -+		if (name) {
    1.50 -+			*end = 0;
    1.51 ++		char *name;
    1.52 ++		size_t len = rockname(de, &name);
    1.53 ++
    1.54 ++		if (len) {
    1.55 ++			name[len] = 0;
    1.56  +			if (!strcmp(name, dname)) {
    1.57  +				dprintf("Found rockridge.\n");
    1.58  +				return de;
    1.59 @@ -29,28 +46,29 @@
    1.60   	if (iso_compare_name(de_name, de_name_len, dname)) {
    1.61   	    dprintf("Found.\n");
    1.62   	    return de;
    1.63 -@@ -211,6 +233,24 @@
    1.64 - 	    data = NULL;
    1.65 - 	    continue;
    1.66 - 	}
    1.67 -+#ifdef __ROCKRIDGE2
    1.68 +@@ -217,11 +249,22 @@
    1.69 +     dirent->d_ino = 0;           /* Inode number is invalid to ISO fs */
    1.70 +     dirent->d_off = file->offset;
    1.71 +     dirent->d_type = get_inode_mode(de->flags);
    1.72 +-    dirent->d_reclen = offsetof(struct dirent, d_name) + 1 +
    1.73 +-	iso_convert_name(dirent->d_name, de->name, de->name_len);
    1.74 ++    iso_convert_name(dirent->d_name, de->name, de->name_len);
    1.75 + 
    1.76 ++#ifdef __ROCKRIDGE
    1.77  +	{
    1.78 -+		char *name = NULL;
    1.79 -+		int n = (offset + de->name_len + 34) & -2;
    1.80 -+		int len = data[n + 2], delen;
    1.81 -+		do {
    1.82 -+			if (* (short *) (data + n) == 0x4D4E) { // NM
    1.83 -+				name = data + n + 5;
    1.84 -+				delen = len - 5;
    1.85 -+			}
    1.86 -+			n += len;
    1.87 -+		} while (n + 2 < offset + de->length);
    1.88 -+		if (name) {
    1.89 -+			de->name_len = delen;
    1.90 -+			strcpy(de->name, name, delen);
    1.91 ++		char *name;
    1.92 ++		size_t len = rockname(de, &name);
    1.93 ++
    1.94 ++		if (len) {
    1.95 ++			strcpy(dirent->d_name, name);
    1.96 ++			dirent->d_name[len] = 0;
    1.97  +		}
    1.98  +	}
    1.99  +#endif
   1.100 - 	break;
   1.101 -     }
   1.102 -     
   1.103 ++    dirent->d_reclen = offsetof(struct dirent, d_name) + 1 + strlen(dirent->d_name);
   1.104 +     file->offset += de->length;  /* Update for next reading */
   1.105 +-    
   1.106 ++
   1.107 +     return 0;
   1.108 + }
   1.109 +