lib/util/charset use convert_string.c in common

This brings another layer of the charcnv library in common.

Andrew Bartlett

Signed-off-by: Andrew Tridgell <tridge@samba.org>

4 files changed, 5 insertions, 204 deletions

diff --git a/lib/util/charset/charcnv.c b/lib/util/charset/charcnv.c
index 998bb08fd7..076795a0b2 100644
--- a/lib/util/charset/charcnv.c
+++ b/lib/util/charset/charcnv.c
@@ -113,138 +113,3 @@ convert:
 	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
- * on error, returns -1, and sets errno
- **/
-_PUBLIC_ bool convert_string_error_handle(struct smb_iconv_handle *ic,
-					  charset_t from, charset_t to,
-					  void const *src, size_t srclen,
-					  void *dest, size_t destlen,
-					  size_t *converted_size)
-{
-	size_t i_len, o_len;
-	ssize_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) {
-		if (converted_size) {
-			*converted_size = 0;
-		}
-		errno = EINVAL;
-		return -1;
-	}
-
-	i_len=srclen;
-	o_len=destlen;
-
-	retval = smb_iconv(descriptor,  &inbuf, &i_len, &outbuf, &o_len);
-
-	if (converted_size != NULL)
-		*converted_size = destlen-o_len;
-	return (retval != (ssize_t)-1);
-}
-
-
-/**
- * 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_ bool convert_string_handle(struct smb_iconv_handle *ic,
-					 charset_t from, charset_t to,
-					 void const *src, size_t srclen,
-					 void *dest, size_t destlen, size_t *converted_size)
-{
-	bool retval;
-
-	retval = convert_string_error_handle(ic, from, to, src, srclen, dest, destlen, converted_size);
-	if(retval==false) {
-	    	const char *reason;
-		switch(errno) {
-		case EINVAL:
-			reason="Incomplete multibyte sequence";
-			return false;
-		case E2BIG:
-			reason="No more room";
-			if (from == CH_UNIX) {
-				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_handle(%s,%s): srclen=%d destlen=%d\n",
-					 charset_name(ic, from), charset_name(ic, to),
-					 (int)srclen, (int)destlen));
-			}
-			return false;
-		case EILSEQ:
-			reason="Illegal multibyte sequence";
-			return false;
-		default:
-			return false;
-		}
-	}
-	return true;
-}
-	
-/**
- * Convert between character sets, allocating a new buffer using talloc for the result.
- *
- * @param srclen length of source buffer.
- * @param dest always set at least to NULL
- * @note -1 is not accepted for srclen.
- *
- * @returns Size in bytes of the converted string; or -1 in case of error.
- **/
-
-_PUBLIC_ bool convert_string_talloc_handle(TALLOC_CTX *ctx,
-						struct smb_iconv_handle *ic,
-						charset_t from, charset_t to, 
-						void const *src, size_t srclen, 
-						void *dst, size_t *converted_size)
-{
-	void **dest = (void **)dst;
-	smb_iconv_t descriptor;
-	ssize_t ret;
-
-	*dest = NULL;
-
-	if (src == NULL || srclen == (size_t)-1 || srclen == 0)
-		return false;
-
-	descriptor = get_conv_handle(ic, from, to);
-
-	if (descriptor == (smb_iconv_t)-1 || descriptor == (smb_iconv_t)0) {
-		/* conversion not supported, return -1*/
-		DEBUG(3, ("convert_string_talloc_handle: conversion from %s to %s not supported!\n",
-			  charset_name(ic, from), 
-			  charset_name(ic, to)));
-		return false;
-	}
-
-	ret = iconv_talloc(ctx, descriptor, src, srclen, dest);
-	if (ret == -1)
-		return false;
-	if (converted_size != NULL)
-		*converted_size = ret;
-	return true;
-}
-
diff --git a/lib/util/charset/convert_string.c b/lib/util/charset/convert_string.c
index f1772f448c..41a0c75c10 100644
--- a/lib/util/charset/convert_string.c
+++ b/lib/util/charset/convert_string.c
@@ -21,6 +21,7 @@
 
 */
 #include "includes.h"
+#include "system/iconv.h"
 
 /**
  * @file
@@ -387,7 +388,7 @@ bool convert_string_talloc_handle(TALLOC_CTX *ctx, struct smb_iconv_handle *ic,
 	}
 
 	/* +2 is for ucs2 null termination. */
-	ob = (char *)TALLOC_REALLOC(ctx, ob, destlen + 2);
+	ob = talloc_realloc(ctx, ob, char, destlen + 2);
 
 	if (!ob) {
 		DEBUG(0, ("convert_string_talloc: realloc failed!\n"));
@@ -428,7 +429,7 @@ bool convert_string_talloc_handle(TALLOC_CTX *ctx, struct smb_iconv_handle *ic,
 	 */
 	if (o_len > 1024) {
 		/* We're shrinking here so we know the +2 is safe from wrap. */
-		ob = (char *)TALLOC_REALLOC(ctx,ob,destlen + 2);
+		ob = talloc_realloc(ctx,ob, char, destlen + 2);
 	}
 
 	if (destlen && !ob) {
diff --git a/lib/util/charset/util_unistr.c b/lib/util/charset/util_unistr.c
index a1be501c7c..895d958deb 100644
--- a/lib/util/charset/util_unistr.c
+++ b/lib/util/charset/util_unistr.c
@@ -585,68 +585,3 @@ _PUBLIC_ ssize_t pull_string(char *dest, const void *src, size_t dest_len, size_
 		return -1;
 	}
 }
-
-
-/**
- * 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
- * @param converted_size the number of bytes occupied in the destination
- *
- * @returns true on success, false on fail.
- **/
-_PUBLIC_ bool convert_string(charset_t from, charset_t to,
-			       void const *src, size_t srclen, 
-			       void *dest, size_t destlen,
-			       size_t *converted_size)
-{
-	return convert_string_handle(get_iconv_handle(), from, to,
-					src, srclen,
-					dest, destlen, converted_size);
-}
-
-/**
- * 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
- * @param converted_size the number of bytes occupied in the destination
- *
- * @returns true on success, false on fail.
- **/
-_PUBLIC_ bool convert_string_error(charset_t from, charset_t to,
-				   void const *src, size_t srclen,
-				   void *dest, size_t destlen,
-				   size_t *converted_size)
-{
-	return convert_string_error_handle(get_iconv_handle(), from, to,
-					   src, srclen,
-					   dest, destlen, converted_size);
-}
-
-/**
- * Convert between character sets, allocating a new buffer using talloc for the result.
- *
- * @param srclen length of source buffer.
- * @param dest always set at least to NULL
- * @param converted_size Size in bytes of the converted string
- * @note -1 is not accepted for srclen.
- *
- * @returns boolean indication whether the conversion succeeded
- **/
-
-_PUBLIC_ bool convert_string_talloc(TALLOC_CTX *ctx, 
-				    charset_t from, charset_t to, 
-				    void const *src, size_t srclen, 
-				    void *dest, size_t *converted_size)
-{
-	return convert_string_talloc_handle(ctx, get_iconv_handle(),
-						 from, to, src, srclen, dest,
-						 converted_size);
-}
-
diff --git a/lib/util/charset/wscript_build b/lib/util/charset/wscript_build
index 29e168dce1..80a649976b 100644
--- a/lib/util/charset/wscript_build
+++ b/lib/util/charset/wscript_build
@@ -3,7 +3,7 @@
 
 if bld.env._SAMBA_BUILD_ == 4:
     bld.SAMBA_SUBSYSTEM('CHARSET',
-                        source='charcnv.c util_unistr.c',
+                        source='util_unistr.c',
                         public_deps='CODEPOINTS',
                         public_headers='charset.h',
                         )
@@ -13,6 +13,6 @@ bld.SAMBA_SUBSYSTEM('ICONV_WRAPPER',
                     public_deps='iconv replace talloc')
 
 bld.SAMBA_SUBSYSTEM('CODEPOINTS',
-	source='codepoints.c util_str.c util_unistr_w.c',
+	source='codepoints.c convert_string.c util_str.c util_unistr_w.c charcnv.c',
 	deps='DYNCONFIG ICONV_WRAPPER'
 	)