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-rw-r--r--lib/tdr/tdr.c11
-rw-r--r--lib/util/charset/charcnv.c6
-rw-r--r--lib/util/charset/charset.h5
-rw-r--r--lib/util/charset/util_unistr.c68
4 files changed, 51 insertions, 39 deletions
diff --git a/lib/tdr/tdr.c b/lib/tdr/tdr.c
index 8ce238bf8b4..616cc987a93 100644
--- a/lib/tdr/tdr.c
+++ b/lib/tdr/tdr.c
@@ -174,7 +174,8 @@ NTSTATUS tdr_pull_charset(struct tdr_pull *tdr, TALLOC_CTX *ctx, const char **v,
NTSTATUS tdr_push_charset(struct tdr_push *tdr, const char **v, uint32_t length, uint32_t el_size, charset_t chset)
{
- size_t ret, required;
+ size_t required, size = 0;
+ bool ret;
if (length == -1) {
length = strlen(*v) + 1; /* Extra element for null character */
@@ -183,14 +184,14 @@ NTSTATUS tdr_push_charset(struct tdr_push *tdr, const char **v, uint32_t length,
required = el_size * length;
TDR_PUSH_NEED_BYTES(tdr, required);
- ret = convert_string(CH_UNIX, chset, *v, strlen(*v), tdr->data.data+tdr->data.length, required);
- if (ret == -1) {
+ ret = convert_string(CH_UNIX, chset, *v, strlen(*v), tdr->data.data+tdr->data.length, required, &size);
+ if (ret == false) {
return NT_STATUS_INVALID_PARAMETER;
}
/* Make sure the remaining part of the string is filled with zeroes */
- if (ret < required) {
- memset(tdr->data.data+tdr->data.length+ret, 0, required-ret);
+ if (size < required) {
+ memset(tdr->data.data+tdr->data.length+size, 0, required-size);
}
tdr->data.length += required;
diff --git a/lib/util/charset/charcnv.c b/lib/util/charset/charcnv.c
index 3b7dbb30748..cefc788f794 100644
--- a/lib/util/charset/charcnv.c
+++ b/lib/util/charset/charcnv.c
@@ -184,12 +184,12 @@ _PUBLIC_ bool convert_string_handle(struct smb_iconv_handle *ic,
case E2BIG:
reason="No more room";
if (from == CH_UNIX) {
- DEBUG(0,("E2BIG: convert_string(%s,%s): srclen=%d destlen=%d - '%s'\n",
+ DEBUG(0,("E2BIG: convert_string_handle(%s,%s): srclen=%d destlen=%d - '%s'\n",
charset_name(ic, from), charset_name(ic, to),
(int)srclen, (int)destlen,
(const char *)src));
} else {
- DEBUG(0,("E2BIG: convert_string(%s,%s): srclen=%d destlen=%d\n",
+ DEBUG(0,("E2BIG: convert_string_handle(%s,%s): srclen=%d destlen=%d\n",
charset_name(ic, from), charset_name(ic, to),
(int)srclen, (int)destlen));
}
@@ -233,7 +233,7 @@ _PUBLIC_ bool convert_string_talloc_handle(TALLOC_CTX *ctx,
if (descriptor == (smb_iconv_t)-1 || descriptor == (smb_iconv_t)0) {
/* conversion not supported, return -1*/
- DEBUG(3, ("convert_string_talloc: conversion from %s to %s not supported!\n",
+ DEBUG(3, ("convert_string_talloc_handle: conversion from %s to %s not supported!\n",
charset_name(ic, from),
charset_name(ic, to)));
return false;
diff --git a/lib/util/charset/charset.h b/lib/util/charset/charset.h
index b17ceabd83d..7374d6e2ec4 100644
--- a/lib/util/charset/charset.h
+++ b/lib/util/charset/charset.h
@@ -150,9 +150,10 @@ bool convert_string_talloc(TALLOC_CTX *ctx,
void const *src, size_t srclen,
void *dest, size_t *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);
ssize_t iconv_talloc(TALLOC_CTX *mem_ctx,
smb_iconv_t cd,
diff --git a/lib/util/charset/util_unistr.c b/lib/util/charset/util_unistr.c
index f761613ba83..284863a71c1 100644
--- a/lib/util/charset/util_unistr.c
+++ b/lib/util/charset/util_unistr.c
@@ -339,7 +339,8 @@ _PUBLIC_ size_t count_chars_m(const char *s, char c)
/**
* Copy a string from a char* unix src to a dos codepage string destination.
*
- * @return the number of bytes occupied by the string in the destination.
+ * @converted_size the number of bytes occupied by the string in the destination.
+ * @return bool true if success.
*
* @param flags can include
* <dl>
@@ -350,17 +351,17 @@ _PUBLIC_ size_t count_chars_m(const char *s, char c)
* @param dest_len the maximum length in bytes allowed in the
* destination. If @p dest_len is -1 then no maximum is used.
**/
-static ssize_t push_ascii(void *dest, const char *src, size_t dest_len, int flags)
+static bool push_ascii(void *dest, const char *src, size_t dest_len, int flags, size_t *converted_size)
{
size_t src_len;
- ssize_t ret;
+ bool ret;
if (flags & STR_UPPER) {
char *tmpbuf = strupper_talloc(NULL, src);
if (tmpbuf == NULL) {
- return -1;
+ return false;
}
- ret = push_ascii(dest, tmpbuf, dest_len, flags & ~STR_UPPER);
+ ret = push_ascii(dest, tmpbuf, dest_len, flags & ~STR_UPPER, converted_size);
talloc_free(tmpbuf);
return ret;
}
@@ -370,7 +371,7 @@ static ssize_t push_ascii(void *dest, const char *src, size_t dest_len, int flag
if (flags & (STR_TERMINATE | STR_TERMINATE_ASCII))
src_len++;
- return convert_string(CH_UNIX, CH_DOS, src, src_len, dest, dest_len);
+ return convert_string(CH_UNIX, CH_DOS, src, src_len, dest, dest_len, converted_size);
}
/**
@@ -407,7 +408,7 @@ _PUBLIC_ bool push_ascii_talloc(TALLOC_CTX *ctx, char **dest, const char *src, s
**/
static ssize_t pull_ascii(char *dest, const void *src, size_t dest_len, size_t src_len, int flags)
{
- size_t ret;
+ size_t size = 0;
if (flags & (STR_TERMINATE | STR_TERMINATE_ASCII)) {
if (src_len == (size_t)-1) {
@@ -420,10 +421,11 @@ static ssize_t pull_ascii(char *dest, const void *src, size_t dest_len, size_t s
}
}
- ret = convert_string(CH_DOS, CH_UNIX, src, src_len, dest, dest_len);
+ /* We're ignoring the return here.. */
+ (void)convert_string(CH_DOS, CH_UNIX, src, src_len, dest, dest_len, &size);
if (dest_len)
- dest[MIN(ret, dest_len-1)] = 0;
+ dest[MIN(size, dest_len-1)] = 0;
return src_len;
}
@@ -448,16 +450,18 @@ static ssize_t push_ucs2(void *dest, const char *src, size_t dest_len, int flags
{
size_t len=0;
size_t src_len = strlen(src);
- size_t ret;
+ size_t size = 0;
+ bool ret;
if (flags & STR_UPPER) {
char *tmpbuf = strupper_talloc(NULL, src);
+ ssize_t retval;
if (tmpbuf == NULL) {
return -1;
}
- ret = push_ucs2(dest, tmpbuf, dest_len, flags & ~STR_UPPER);
+ retval = push_ucs2(dest, tmpbuf, dest_len, flags & ~STR_UPPER);
talloc_free(tmpbuf);
- return ret;
+ return retval;
}
if (flags & STR_TERMINATE)
@@ -473,14 +477,14 @@ static ssize_t push_ucs2(void *dest, const char *src, size_t dest_len, int flags
/* ucs2 is always a multiple of 2 bytes */
dest_len &= ~1;
- ret = convert_string(CH_UNIX, CH_UTF16, src, src_len, dest, dest_len);
- if (ret == (size_t)-1) {
+ ret = convert_string(CH_UNIX, CH_UTF16, src, src_len, dest, dest_len, &size);
+ if (ret == false) {
return 0;
}
- len += ret;
+ len += size;
- return len;
+ return (ssize_t)len;
}
@@ -529,7 +533,7 @@ _PUBLIC_ bool push_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src, si
static size_t pull_ucs2(char *dest, const void *src, size_t dest_len, size_t src_len, int flags)
{
- size_t ret;
+ size_t size = 0;
if (ucs2_align(NULL, src, flags)) {
src = (const void *)((const char *)src + 1);
@@ -548,10 +552,11 @@ static size_t pull_ucs2(char *dest, const void *src, size_t dest_len, size_t src
/* ucs2 is always a multiple of 2 bytes */
if (src_len != (size_t)-1)
src_len &= ~1;
-
- ret = convert_string(CH_UTF16, CH_UNIX, src, src_len, dest, dest_len);
+
+ /* We're ignoring the return here.. */
+ (void)convert_string(CH_UTF16, CH_UNIX, src, src_len, dest, dest_len, &size);
if (dest_len)
- dest[MIN(ret, dest_len-1)] = 0;
+ dest[MIN(size, dest_len-1)] = 0;
return src_len;
}
@@ -618,7 +623,12 @@ _PUBLIC_ bool pull_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src, si
_PUBLIC_ ssize_t push_string(void *dest, const char *src, size_t dest_len, int flags)
{
if (flags & STR_ASCII) {
- return push_ascii(dest, src, dest_len, flags);
+ size_t size = 0;
+ if (push_ascii(dest, src, dest_len, flags, &size)) {
+ return (ssize_t)size;
+ } else {
+ return (ssize_t)-1;
+ }
} else if (flags & STR_UNICODE) {
return push_ucs2(dest, src, dest_len, flags);
} else {
@@ -662,18 +672,18 @@ _PUBLIC_ ssize_t pull_string(char *dest, const void *src, size_t dest_len, size_
* @param srclen length of the source string in bytes
* @param dest pointer to destination string (multibyte or singlebyte)
* @param destlen maximal length allowed for string
- * @returns the number of bytes occupied in the destination
+ * @param converted_size the number of bytes occupied in the destination
+ *
+ * @returns true on success, false on fail.
**/
-_PUBLIC_ size_t convert_string(charset_t from, charset_t to,
+_PUBLIC_ 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 ret;
- if (!convert_string_handle(get_iconv_handle(), from, to,
+ return convert_string_handle(get_iconv_handle(), from, to,
src, srclen,
- dest, destlen, &ret))
- return -1;
- return ret;
+ dest, destlen, converted_size);
}
/**
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