lib/util/charset Merge talloc-based pull and push charset functions

These were copied from source3/lib/charcnv.c

Andrew Bartlett

3 files changed, 151 insertions, 95 deletions

diff --git a/lib/util/charset/pull_push.c b/lib/util/charset/pull_push.c
new file mode 100644
index 0000000000..b7a5bcdc65
--- /dev/null
+++ b/lib/util/charset/pull_push.c
@@ -0,0 +1,150 @@
+/*
+   Unix SMB/CIFS implementation.
+   Character set conversion Extensions
+   Copyright (C) Igor Vergeichik <iverg@mail.ru> 2001
+   Copyright (C) Andrew Tridgell 2001
+   Copyright (C) Simo Sorce 2001
+   Copyright (C) Martin Pool 2003
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "includes.h"
+#include "system/locale.h"
+
+/**
+ * Copy a string from a unix char* src to a UCS2 destination,
+ * allocating a buffer using talloc().
+ *
+ * @param dest always set at least to NULL
+ * @parm converted_size set to the number of bytes occupied by the string in
+ * the destination on success.
+ *
+ * @return true if new buffer was correctly allocated, and string was
+ * converted.
+ **/
+bool push_ucs2_talloc(TALLOC_CTX *ctx, smb_ucs2_t **dest, const char *src,
+		      size_t *converted_size)
+{
+	size_t src_len = strlen(src)+1;
+
+	*dest = NULL;
+	return convert_string_talloc(ctx, CH_UNIX, CH_UTF16LE, src, src_len,
+				     (void **)dest, converted_size);
+}
+
+/**
+ * Copy a string from a unix char* src to a UTF-8 destination, allocating a buffer using talloc
+ *
+ * @param dest always set at least to NULL
+ * @parm converted_size set to the number of bytes occupied by the string in
+ * the destination on success.
+ *
+ * @return true if new buffer was correctly allocated, and string was
+ * converted.
+ **/
+
+bool push_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src,
+		      size_t *converted_size)
+{
+	size_t src_len = strlen(src)+1;
+
+	*dest = NULL;
+	return convert_string_talloc(ctx, CH_UNIX, CH_UTF8, src, src_len,
+				     (void**)dest, converted_size);
+}
+
+/**
+ * Copy a string from a unix char* src to an ASCII destination,
+ * allocating a buffer using talloc().
+ *
+ * @param dest always set at least to NULL
+ *
+ * @param converted_size The number of bytes occupied by the string in the destination
+ * @returns boolean indicating if the conversion was successful
+ **/
+bool push_ascii_talloc(TALLOC_CTX *mem_ctx, char **dest, const char *src, size_t *converted_size)
+{
+	size_t src_len = strlen(src)+1;
+
+	*dest = NULL;
+	return convert_string_talloc(mem_ctx, CH_UNIX, CH_DOS, src, src_len,
+				     (void **)dest, converted_size);
+}
+
+/**
+ * Copy a string from a UCS2 src to a unix char * destination, allocating a buffer using talloc
+ *
+ * @param dest always set at least to NULL
+ * @parm converted_size set to the number of bytes occupied by the string in
+ * the destination on success.
+ *
+ * @return true if new buffer was correctly allocated, and string was
+ * converted.
+ **/
+
+bool pull_ucs2_talloc(TALLOC_CTX *ctx, char **dest, const smb_ucs2_t *src,
+		      size_t *converted_size)
+{
+	size_t src_len = (strlen_w(src)+1) * sizeof(smb_ucs2_t);
+
+	*dest = NULL;
+	return convert_string_talloc(ctx, CH_UTF16LE, CH_UNIX, src, src_len,
+				     (void **)dest, converted_size);
+}
+
+
+/**
+ * Copy a string from a UTF-8 src to a unix char * destination, allocating a buffer using talloc
+ *
+ * @param dest always set at least to NULL
+ * @parm converted_size set to the number of bytes occupied by the string in
+ * the destination on success.
+ *
+ * @return true if new buffer was correctly allocated, and string was
+ * converted.
+ **/
+
+bool pull_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src,
+		      size_t *converted_size)
+{
+	size_t src_len = strlen(src)+1;
+
+	*dest = NULL;
+	return convert_string_talloc(ctx, CH_UTF8, CH_UNIX, src, src_len,
+				     (void **)dest, converted_size);
+}
+
+
+/**
+ * Copy a string from a DOS src to a unix char * destination, allocating a buffer using talloc
+ *
+ * @param dest always set at least to NULL
+ * @parm converted_size set to the number of bytes occupied by the string in
+ * the destination on success.
+ *
+ * @return true if new buffer was correctly allocated, and string was
+ * converted.
+ **/
+
+bool pull_ascii_talloc(TALLOC_CTX *ctx, char **dest, const char *src,
+		       size_t *converted_size)
+{
+	size_t src_len = strlen(src)+1;
+
+	*dest = NULL;
+	return convert_string_talloc(ctx, CH_DOS, CH_UNIX, src, src_len,
+				     (void **)dest, converted_size);
+}
diff --git a/lib/util/charset/util_unistr.c b/lib/util/charset/util_unistr.c
index 895d958deb..a585022e89 100644
--- a/lib/util/charset/util_unistr.c
+++ b/lib/util/charset/util_unistr.c
@@ -297,23 +297,6 @@ static bool push_ascii(void *dest, const char *src, size_t dest_len, int flags,
 }
 
 /**
- * Copy a string from a unix char* src to an ASCII destination,
- * allocating a buffer using talloc().
- *
- * @param dest always set at least to NULL 
- *
- * @returns The number of bytes occupied by the string in the destination
- *         or -1 in case of error.
- **/
-_PUBLIC_ bool push_ascii_talloc(TALLOC_CTX *ctx, char **dest, const char *src, size_t *converted_size)
-{
-	size_t src_len = strlen(src)+1;
-	*dest = NULL;
-	return convert_string_talloc(ctx, CH_UNIX, CH_DOS, src, src_len, (void **)dest, converted_size);
-}
-
-
-/**
  * Copy a string from a dos codepage source to a unix char* destination.
  *
  * The resulting string in "dest" is always null terminated.
@@ -411,38 +394,6 @@ static ssize_t push_ucs2(void *dest, const char *src, size_t dest_len, int flags
 
 
 /**
- * Copy a string from a unix char* src to a UCS2 destination,
- * allocating a buffer using talloc().
- *
- * @param dest always set at least to NULL 
- *
- * @returns The number of bytes occupied by the string in the destination
- *         or -1 in case of error.
- **/
-_PUBLIC_ bool push_ucs2_talloc(TALLOC_CTX *ctx, smb_ucs2_t **dest, const char *src, size_t *converted_size)
-{
-	size_t src_len = strlen(src)+1;
-	*dest = NULL;
-	return convert_string_talloc(ctx, CH_UNIX, CH_UTF16, src, src_len, (void **)dest, converted_size);
-}
-
-
-/**
- * Copy a string from a unix char* src to a UTF-8 destination, allocating a buffer using talloc
- *
- * @param dest always set at least to NULL 
- *
- * @returns The number of bytes occupied by the string in the destination
- **/
-
-_PUBLIC_ bool push_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src, size_t *converted_size)
-{
-	size_t src_len = strlen(src)+1;
-	*dest = NULL;
-	return convert_string_talloc(ctx, CH_UNIX, CH_UTF8, src, src_len, (void **)dest, converted_size);
-}
-
-/**
  Copy a string from a ucs2 source to a unix char* destination.
  Flags can have:
   STR_TERMINATE means the string in src is null terminated.
@@ -484,51 +435,6 @@ static size_t pull_ucs2(char *dest, const void *src, size_t dest_len, size_t src
 }
 
 /**
- * Copy a string from a ASCII src to a unix char * destination, allocating a buffer using talloc
- *
- * @param dest always set at least to NULL 
- *
- * @returns The number of bytes occupied by the string in the destination
- **/
-
-_PUBLIC_ bool pull_ascii_talloc(TALLOC_CTX *ctx, char **dest, const char *src, size_t *converted_size)
-{
-	size_t src_len = strlen(src)+1;
-	*dest = NULL;
-	return convert_string_talloc(ctx, CH_DOS, CH_UNIX, src, src_len, (void **)dest, converted_size);
-}
-
-/**
- * Copy a string from a UCS2 src to a unix char * destination, allocating a buffer using talloc
- *
- * @param dest always set at least to NULL 
- *
- * @returns The number of bytes occupied by the string in the destination
- **/
-
-_PUBLIC_ bool pull_ucs2_talloc(TALLOC_CTX *ctx, char **dest, const smb_ucs2_t *src, size_t *converted_size)
-{
-	size_t src_len = utf16_len(src);
-	*dest = NULL;
-	return convert_string_talloc(ctx, CH_UTF16, CH_UNIX, src, src_len, (void **)dest, converted_size);
-}
-
-/**
- * Copy a string from a UTF-8 src to a unix char * destination, allocating a buffer using talloc
- *
- * @param dest always set at least to NULL 
- *
- * @returns The number of bytes occupied by the string in the destination
- **/
-
-_PUBLIC_ bool pull_utf8_talloc(TALLOC_CTX *ctx, char **dest, const char *src, size_t *converted_size)
-{
-	size_t src_len = strlen(src)+1;
-	*dest = NULL;
-	return convert_string_talloc(ctx, CH_UTF8, CH_UNIX, src, src_len, (void **)dest, converted_size);
-}
-
-/**
  Copy a string from a char* src to a unicode or ascii
  dos codepage destination choosing unicode or ascii based on the 
  flags in the SMB buffer starting at base_ptr.
diff --git a/lib/util/charset/wscript_build b/lib/util/charset/wscript_build
index 80a649976b..771ff5dc24 100644
--- a/lib/util/charset/wscript_build
+++ b/lib/util/charset/wscript_build
@@ -13,6 +13,6 @@ bld.SAMBA_SUBSYSTEM('ICONV_WRAPPER',
                     public_deps='iconv replace talloc')
 
 bld.SAMBA_SUBSYSTEM('CODEPOINTS',
-	source='codepoints.c convert_string.c util_str.c util_unistr_w.c charcnv.c',
+	source='codepoints.c convert_string.c util_str.c util_unistr_w.c charcnv.c pull_push.c',
 	deps='DYNCONFIG ICONV_WRAPPER'
 	)