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authorJelmer Vernooij <jelmer@samba.org>2008-11-01 20:56:27 +0100
committerJelmer Vernooij <jelmer@samba.org>2008-11-01 20:56:27 +0100
commitfa7bb8ac533e69c3f66541dedbb3e9708e15fa3e (patch)
treeeddf9983563e0ef54ade41eb60a95a2463eab881 /lib
parent4b74b22c4d034c8c5c018ea3bca4bb3dc364524e (diff)
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Remove convert_string_talloc_descriptor, add iconv_talloc().
Diffstat (limited to 'lib')
-rw-r--r--lib/util/charset/charcnv.c130
-rw-r--r--lib/util/charset/charset.h6
2 files changed, 77 insertions, 59 deletions
diff --git a/lib/util/charset/charcnv.c b/lib/util/charset/charcnv.c
index 9dd68f05ea..1f3b1ac846 100644
--- a/lib/util/charset/charcnv.c
+++ b/lib/util/charset/charcnv.c
@@ -155,71 +155,21 @@ static smb_iconv_t get_conv_handle(struct smb_iconv_convenience *ic,
return ic->conv_handles[from][to];
}
-
/**
* Convert string from one encoding to another, making error checking etc
*
+ * @param mem_ctx Memory context
+ * @param cd Iconv handle
* @param src pointer to source string (multibyte or singlebyte)
* @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
**/
-_PUBLIC_ ssize_t convert_string_convenience(struct smb_iconv_convenience *ic,
- charset_t from, charset_t to,
- void const *src, size_t srclen,
- void *dest, size_t destlen)
-{
- size_t i_len, o_len;
- size_t retval;
- const char* inbuf = (const char*)src;
- char* outbuf = (char*)dest;
- smb_iconv_t descriptor;
-
- if (srclen == (size_t)-1)
- srclen = strlen(inbuf)+1;
-
- descriptor = get_conv_handle(ic, from, to);
-
- if (descriptor == (smb_iconv_t)-1 || descriptor == (smb_iconv_t)0) {
- /* conversion not supported, use as is */
- size_t len = MIN(srclen,destlen);
- memcpy(dest,src,len);
- return len;
- }
-
- i_len=srclen;
- o_len=destlen;
- retval = smb_iconv(descriptor, &inbuf, &i_len, &outbuf, &o_len);
- if(retval==(size_t)-1) {
- const char *reason;
- switch(errno) {
- case EINVAL:
- reason="Incomplete multibyte sequence";
- return -1;
- case E2BIG:
- reason="No more room";
- if (from == CH_UNIX) {
- DEBUG(0,("E2BIG: convert_string(%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",
- charset_name(ic, from), charset_name(ic, to),
- (int)srclen, (int)destlen));
- }
- return -1;
- case EILSEQ:
- reason="Illegal multibyte sequence";
- return -1;
- }
- /* smb_panic(reason); */
- }
- return destlen-o_len;
-}
-
-_PUBLIC_ ssize_t convert_string_talloc_descriptor(TALLOC_CTX *ctx, smb_iconv_t descriptor, void const *src, size_t srclen, void **dest)
+_PUBLIC_ ssize_t iconv_talloc(TALLOC_CTX *ctx,
+ smb_iconv_t cd,
+ void const *src, size_t srclen,
+ void **dest)
{
size_t i_len, o_len, destlen;
size_t retval;
@@ -247,7 +197,7 @@ convert:
end */
i_len = srclen;
o_len = destlen-2;
- retval = smb_iconv(descriptor,
+ retval = smb_iconv(cd,
&inbuf, &i_len,
&outbuf, &o_len);
if(retval == (size_t)-1) {
@@ -275,9 +225,73 @@ convert:
*dest = ob;
return destlen;
+
}
/**
+ * Convert string from one encoding to another, making error checking etc
+ *
+ * @param src pointer to source string (multibyte or singlebyte)
+ * @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
+ **/
+_PUBLIC_ ssize_t convert_string_convenience(struct smb_iconv_convenience *ic,
+ charset_t from, charset_t to,
+ void const *src, size_t srclen,
+ void *dest, size_t destlen)
+{
+ size_t i_len, o_len;
+ size_t retval;
+ const char* inbuf = (const char*)src;
+ char* outbuf = (char*)dest;
+ smb_iconv_t descriptor;
+
+ if (srclen == (size_t)-1)
+ srclen = strlen(inbuf)+1;
+
+ descriptor = get_conv_handle(ic, from, to);
+
+ if (descriptor == (smb_iconv_t)-1 || descriptor == (smb_iconv_t)0) {
+ /* conversion not supported, use as is */
+ size_t len = MIN(srclen,destlen);
+ memcpy(dest,src,len);
+ return len;
+ }
+
+ i_len=srclen;
+ o_len=destlen;
+ retval = smb_iconv(descriptor, &inbuf, &i_len, &outbuf, &o_len);
+ if(retval==(size_t)-1) {
+ const char *reason;
+ switch(errno) {
+ case EINVAL:
+ reason="Incomplete multibyte sequence";
+ return -1;
+ case E2BIG:
+ reason="No more room";
+ if (from == CH_UNIX) {
+ DEBUG(0,("E2BIG: convert_string(%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",
+ charset_name(ic, from), charset_name(ic, to),
+ (int)srclen, (int)destlen));
+ }
+ return -1;
+ case EILSEQ:
+ reason="Illegal multibyte sequence";
+ return -1;
+ }
+ /* smb_panic(reason); */
+ }
+ return destlen-o_len;
+}
+
+/**
* Convert between character sets, allocating a new buffer using talloc for the result.
*
* @param srclen length of source buffer.
@@ -310,7 +324,7 @@ _PUBLIC_ ssize_t convert_string_talloc_convenience(TALLOC_CTX *ctx,
return -1;
}
- return convert_string_talloc_descriptor(ctx, descriptor, src, srclen, dest);
+ return iconv_talloc(ctx, descriptor, src, srclen, dest);
}
/*
diff --git a/lib/util/charset/charset.h b/lib/util/charset/charset.h
index cace79f949..b69bef2d61 100644
--- a/lib/util/charset/charset.h
+++ b/lib/util/charset/charset.h
@@ -122,6 +122,11 @@ ssize_t convert_string(charset_t from, charset_t to,
void const *src, size_t srclen,
void *dest, size_t destlen);
+ssize_t iconv_talloc(TALLOC_CTX *mem_ctx,
+ smb_iconv_t cd,
+ void const *src, size_t srclen,
+ void **dest);
+
extern struct smb_iconv_convenience *global_iconv_convenience;
codepoint_t next_codepoint(const char *str, size_t *size);
@@ -145,7 +150,6 @@ ssize_t convert_string_convenience(struct smb_iconv_convenience *ic,
charset_t from, charset_t to,
void const *src, size_t srclen,
void *dest, size_t destlen);
-ssize_t convert_string_talloc_descriptor(TALLOC_CTX *ctx, smb_iconv_t descriptor, void const *src, size_t srclen, void **dest);
ssize_t convert_string_talloc_convenience(TALLOC_CTX *ctx,
struct smb_iconv_convenience *ic,
charset_t from, charset_t to,