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-rw-r--r--source3/lib/charcnv.c74
1 files changed, 40 insertions, 34 deletions
diff --git a/source3/lib/charcnv.c b/source3/lib/charcnv.c
index 76fa968457..3fd574b985 100644
--- a/source3/lib/charcnv.c
+++ b/source3/lib/charcnv.c
@@ -299,12 +299,12 @@ bool convert_string_error(charset_t from, charset_t to,
return convert_string_internal(from, to, src, srclen, dest, destlen, converted_size);
}
-size_t convert_string(charset_t from, charset_t to,
+bool convert_string(charset_t from, charset_t to,
void const *src, size_t srclen,
- void *dest, size_t destlen)
+ void *dest, size_t destlen,
+ size_t *converted_size)
{
- size_t converted_size;
- bool ret = convert_string_error(from, to, src, srclen, dest, destlen, &converted_size);
+ bool ret = convert_string_error(from, to, src, srclen, dest, destlen, converted_size);
if(ret==false) {
const char *reason="unknown error";
@@ -344,7 +344,7 @@ size_t convert_string(charset_t from, charset_t to,
}
/* smb_panic(reason); */
}
- return ret ? converted_size : (size_t)-1;
+ return ret;
}
@@ -500,10 +500,11 @@ bool convert_string_talloc(TALLOC_CTX *ctx, charset_t from, charset_t to,
return true;
}
-size_t unix_strupper(const char *src, size_t srclen, char *dest, size_t destlen)
+bool unix_strupper(const char *src, size_t srclen, char *dest, size_t destlen)
{
size_t size;
smb_ucs2_t *buffer;
+ bool ret;
if (!push_ucs2_talloc(talloc_tos(), &buffer, src, &size)) {
return (size_t)-1;
@@ -514,9 +515,9 @@ size_t unix_strupper(const char *src, size_t srclen, char *dest, size_t destlen)
return srclen;
}
- size = convert_string(CH_UTF16LE, CH_UNIX, buffer, size, dest, destlen);
+ ret = convert_string(CH_UTF16LE, CH_UNIX, buffer, size, dest, destlen, &size);
TALLOC_FREE(buffer);
- return size;
+ return ret;
}
/**
@@ -584,10 +585,11 @@ char *strupper_talloc(TALLOC_CTX *ctx, const char *s) {
}
-size_t unix_strlower(const char *src, size_t srclen, char *dest, size_t destlen)
+bool unix_strlower(const char *src, size_t srclen, char *dest, size_t destlen)
{
size_t size;
smb_ucs2_t *buffer = NULL;
+ bool ret;
if (!convert_string_talloc(talloc_tos(), CH_UNIX, CH_UTF16LE, src, srclen,
(void **)(void *)&buffer, &size))
@@ -598,9 +600,9 @@ size_t unix_strlower(const char *src, size_t srclen, char *dest, size_t destlen)
TALLOC_FREE(buffer);
return srclen;
}
- size = convert_string(CH_UTF16LE, CH_UNIX, buffer, size, dest, destlen);
+ ret = convert_string(CH_UTF16LE, CH_UNIX, buffer, size, dest, destlen, &size);
TALLOC_FREE(buffer);
- return size;
+ return ret;
}
@@ -656,7 +658,8 @@ size_t push_ascii(void *dest, const char *src, size_t dest_len, int flags)
{
size_t src_len = strlen(src);
char *tmpbuf = NULL;
- size_t ret;
+ size_t size;
+ bool ret;
/* No longer allow a length of -1. */
if (dest_len == (size_t)-1) {
@@ -676,14 +679,14 @@ size_t push_ascii(void *dest, const char *src, size_t dest_len, int flags)
src_len++;
}
- ret = convert_string(CH_UNIX, CH_DOS, src, src_len, dest, dest_len);
- if (ret == (size_t)-1 &&
+ ret = convert_string(CH_UNIX, CH_DOS, src, src_len, dest, dest_len, &size);
+ if (ret == false &&
(flags & (STR_TERMINATE | STR_TERMINATE_ASCII))
&& dest_len > 0) {
((char *)dest)[0] = '\0';
}
SAFE_FREE(tmpbuf);
- return ret;
+ return ret ? size : (size_t)-1;
}
/********************************************************************
@@ -716,7 +719,8 @@ bool push_ascii_talloc(TALLOC_CTX *mem_ctx, char **dest, const char *src, size_t
**/
size_t pull_ascii(char *dest, const void *src, size_t dest_len, size_t src_len, int flags)
{
- size_t ret;
+ bool ret;
+ size_t size = 0;
if (dest_len == (size_t)-1) {
/* No longer allow dest_len of -1. */
@@ -734,16 +738,16 @@ size_t pull_ascii(char *dest, const void *src, size_t dest_len, size_t src_len,
}
}
- ret = convert_string(CH_DOS, CH_UNIX, src, src_len, dest, dest_len);
- if (ret == (size_t)-1) {
- ret = 0;
+ ret = convert_string(CH_DOS, CH_UNIX, src, src_len, dest, dest_len, &size);
+ if (ret == false) {
+ size = 0;
dest_len = 0;
}
- if (dest_len && ret) {
+ if (dest_len && size) {
/* Did we already process the terminating zero ? */
- if (dest[MIN(ret-1, dest_len-1)] != 0) {
- dest[MIN(ret, dest_len-1)] = 0;
+ if (dest[MIN(size-1, dest_len-1)] != 0) {
+ dest[MIN(size, dest_len-1)] = 0;
}
} else {
dest[0] = 0;
@@ -858,7 +862,8 @@ size_t push_ucs2(const void *base_ptr, void *dest, const char *src, size_t dest_
{
size_t len=0;
size_t src_len;
- size_t ret;
+ size_t size = 0;
+ bool ret;
if (dest_len == (size_t)-1) {
/* No longer allow dest_len of -1. */
@@ -881,8 +886,8 @@ size_t push_ucs2(const void *base_ptr, void *dest, const char *src, size_t dest_
/* ucs2 is always a multiple of 2 bytes */
dest_len &= ~1;
- ret = convert_string(CH_UNIX, CH_UTF16LE, src, src_len, dest, dest_len);
- if (ret == (size_t)-1) {
+ ret = convert_string(CH_UNIX, CH_UTF16LE, src, src_len, dest, dest_len, &size);
+ if (ret == false) {
if ((flags & STR_TERMINATE) &&
dest &&
dest_len) {
@@ -891,7 +896,7 @@ size_t push_ucs2(const void *base_ptr, void *dest, const char *src, size_t dest_
return len;
}
- len += ret;
+ len += size;
if (flags & STR_UPPER) {
smb_ucs2_t *dest_ucs2 = (smb_ucs2_t *)dest;
@@ -968,8 +973,9 @@ bool push_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src,
size_t pull_ucs2(const void *base_ptr, char *dest, const void *src, size_t dest_len, size_t src_len, int flags)
{
- size_t ret;
+ size_t size = 0;
size_t ucs2_align_len = 0;
+ bool ret;
if (dest_len == (size_t)-1) {
/* No longer allow dest_len of -1. */
@@ -1005,19 +1011,19 @@ size_t pull_ucs2(const void *base_ptr, char *dest, const void *src, size_t dest_
if (src_len != (size_t)-1)
src_len &= ~1;
- ret = convert_string(CH_UTF16LE, CH_UNIX, src, src_len, dest, dest_len);
- if (ret == (size_t)-1) {
- ret = 0;
+ ret = convert_string(CH_UTF16LE, CH_UNIX, src, src_len, dest, dest_len, &size);
+ if (ret == false) {
+ size = 0;
dest_len = 0;
}
if (src_len == (size_t)-1)
- src_len = ret*2;
+ src_len = size*2;
- if (dest_len && ret) {
+ if (dest_len && size) {
/* Did we already process the terminating zero ? */
- if (dest[MIN(ret-1, dest_len-1)] != 0) {
- dest[MIN(ret, dest_len-1)] = 0;
+ if (dest[MIN(size-1, dest_len-1)] != 0) {
+ dest[MIN(size, dest_len-1)] = 0;
}
} else {
dest[0] = 0;
generated by cgit (git 2.34.1) at 2024-11-17 15:20:30 +0000