#include "includes.h"
-#if 0
+#if 1
#define M_DEBUG(level, x) DEBUG(level, x)
#else
#define M_DEBUG(level, x)
this hash needs to be fast with a low collision rate (what hash doesn't?)
*/
-static u32 mangle_hash(const char *key, unsigned length)
+static u32 mangle_hash(const char *key, unsigned int length)
{
u32 value;
u32 i;
doesn't depend on the case of the long name. Note that this
is the only place where we need to use a multi-byte string
function */
+ length = MIN(length,sizeof(fstring)-1);
strncpy(str, key, length);
str[length] = 0;
strupper_m(str);
*/
static BOOL cache_init(void)
{
- if (prefix_cache) return True;
+ if (prefix_cache) {
+ return True;
+ }
- prefix_cache = calloc(MANGLE_CACHE_SIZE, sizeof(char *));
- if (!prefix_cache) return False;
+ prefix_cache = SMB_CALLOC_ARRAY(char *,MANGLE_CACHE_SIZE);
+ if (!prefix_cache) {
+ return False;
+ }
- prefix_cache_hashes = calloc(MANGLE_CACHE_SIZE, sizeof(u32));
- if (!prefix_cache_hashes) return False;
+ prefix_cache_hashes = SMB_CALLOC_ARRAY(u32, MANGLE_CACHE_SIZE);
+ if (!prefix_cache_hashes) {
+ return False;
+ }
return True;
}
free(prefix_cache[i]);
}
- prefix_cache[i] = strndup(prefix, length);
+ prefix_cache[i] = SMB_STRNDUP(prefix, length);
prefix_cache_hashes[i] = hash;
}
{
unsigned int i;
- M_DEBUG(10,("is_mangled_component %s (len %u) ?\n", name, (unsigned int)len));
+ M_DEBUG(10,("is_mangled_component %s (len %lu) ?\n", name, (unsigned long)len));
/* check the length */
if (len > 12 || len < 8)
if (len > 8) {
if (name[8] != '.')
return False;
- for (i=9; name[i]; i++) {
+ for (i=9; name[i] && i < len; i++) {
if (! FLAG_CHECK(name[i], FLAG_ASCII)) {
return False;
}
}
}
- M_DEBUG(10,("is_mangled_component %s (len %u) -> yes\n", name, (unsigned int)len));
+ M_DEBUG(10,("is_mangled_component %s (len %lu) -> yes\n", name, (unsigned long)len));
return True;
}
directory separators. It should return true if any component is
mangled
*/
-static BOOL is_mangled(const char *name)
+static BOOL is_mangled(const char *name, int snum)
{
const char *p;
const char *s;
simplifies things greatly (it means that we know the string won't
get larger when converted from UNIX to DOS formats)
*/
-static BOOL is_8_3(const char *name, BOOL check_case, BOOL allow_wildcards)
+static BOOL is_8_3(const char *name, BOOL check_case, BOOL allow_wildcards, int snum)
{
int len, i;
char *dot_p;
prefix_len = PTR_DIFF(dot_p, name);
suffix_len = len - (prefix_len+1);
- if (prefix_len > 8 || suffix_len > 3) {
+ if (prefix_len > 8 || suffix_len > 3 || suffix_len == 0) {
return False;
}
/*
try to find a 8.3 name in the cache, and if found then
replace the string with the original long name.
-
- The filename must be able to hold at least sizeof(fstring)
*/
-static BOOL check_cache(char *name)
+static BOOL check_cache(char *name, size_t maxlen, int snum)
{
u32 hash, multiplier;
unsigned int i;
char extension[4];
/* make sure that this is a mangled name from this cache */
- if (!is_mangled(name)) {
+ if (!is_mangled(name, snum)) {
M_DEBUG(10,("check_cache: %s -> not mangled\n", name));
return False;
}
if (extension[0]) {
M_DEBUG(10,("check_cache: %s -> %s.%s\n", name, prefix, extension));
- slprintf(name, sizeof(fstring), "%s.%s", prefix, extension);
+ slprintf(name, maxlen, "%s.%s", prefix, extension);
} else {
M_DEBUG(10,("check_cache: %s -> %s\n", name, prefix));
- fstrcpy(name, prefix);
+ safe_strcpy(name, prefix, maxlen);
}
return True;
for (i=0; reserved_names[i]; i++) {
int len = strlen(reserved_names[i]);
/* note that we match on COM1 as well as COM1.foo */
- if (strncasecmp(name, reserved_names[i], len) == 0 &&
+ if (strnequal(name, reserved_names[i], len) &&
(name[len] == '.' || name[len] == 0)) {
return True;
}
/*
See if a filename is a legal long filename.
A filename ending in a '.' is not legal unless it's "." or "..". JRA.
+ A filename ending in ' ' is not legal either. See bug id #2769.
*/
static BOOL is_legal_name(const char *name)
/* Possible start of mb character. */
char mbc[2];
/*
- * We know the following will return 2 bytes. What
- * we need to know was if errno was set.
* Note that if CH_UNIX is utf8 a string may be 3
* bytes, but this is ok as mb utf8 characters don't
* contain embedded ascii bytes. We are really checking
* for mb UNIX asian characters like Japanese (SJIS) here.
* JRA.
*/
- errno = 0;
- convert_string(CH_UNIX, CH_UCS2, name, 2, mbc, 2);
- if (!errno) {
+ if (convert_string(CH_UNIX, CH_UCS2, name, 2, mbc, 2, False) == 2) {
/* Was a good mb string. */
name += 2;
continue;
} else {
alldots = False;
}
+ if ((name[0] == ' ') && (name[1] == '\0')) {
+ /* Can't end in ' ' */
+ return False;
+ }
name++;
}
if (dot_pos[1] == '\0')
return False;
}
-
return True;
}
the name parameter must be able to hold 13 bytes
*/
-static void name_map(fstring name, BOOL need83, BOOL cache83)
+static void name_map(fstring name, BOOL need83, BOOL cache83, int default_case, int snum)
{
char *dot_p;
char lead_chars[7];
if (!is_reserved_name(name)) {
/* if the name is already a valid 8.3 name then we don't need to
do anything */
- if (is_8_3(name, False, False)) {
+ if (is_8_3(name, False, False, snum)) {
return;
}
memset(char_flags, 0, sizeof(char_flags));
for (i=1;i<128;i++) {
+ if (i <= 0x1f) {
+ /* Control characters. */
+ char_flags[i] |= FLAG_ILLEGAL;
+ }
+
if ((i >= '0' && i <= '9') ||
(i >= 'a' && i <= 'z') ||
(i >= 'A' && i <= 'Z')) {
}
}
-
/*
the following provides the abstraction layer to make it easier
to drop in an alternative mangling implementation */
static struct mangle_fns mangle_fns = {
+ mangle_reset,
is_mangled,
is_8_3,
- mangle_reset,
check_cache,
name_map
};
return &mangle_fns;
}
+
+static void posix_mangle_reset(void)
+{;}
+
+static BOOL posix_is_mangled(const char *s, int snum)
+{
+ return False;
+}
+
+static BOOL posix_is_8_3(const char *fname, BOOL check_case, BOOL allow_wildcards, int snum)
+{
+ return False;
+}
+
+static BOOL posix_check_cache( char *s, size_t maxlen, int snum )
+{
+ return False;
+}
+
+static void posix_name_map(char *OutName, BOOL need83, BOOL cache83, int default_case, int snum)
+{
+ if (need83) {
+ memset(OutName, '\0', 13);
+ }
+}
+
+/* POSIX paths backend - no mangle. */
+static struct mangle_fns posix_mangle_fns = {
+ posix_mangle_reset,
+ posix_is_mangled,
+ posix_is_8_3,
+ posix_check_cache,
+ posix_name_map
+};
+
+struct mangle_fns *posix_mangle_init(void)
+{
+ return &posix_mangle_fns;
+}