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-rw-r--r--source4/lib/charset/charcnv.c87
1 files changed, 48 insertions, 39 deletions
diff --git a/source4/lib/charset/charcnv.c b/source4/lib/charset/charcnv.c
index 9c794202b2..804358d06b 100644
--- a/source4/lib/charset/charcnv.c
+++ b/source4/lib/charset/charcnv.c
@@ -60,7 +60,7 @@ static smb_iconv_t conv_handles[NUM_CHARSETS][NUM_CHARSETS];
/**
re-initialize iconv conversion descriptors
**/
-_PUBLIC_ void init_iconv(void)
+_PUBLIC_ void close_iconv(void)
{
unsigned c1, c2;
for (c1=0;c1<NUM_CHARSETS;c1++) {
@@ -79,7 +79,8 @@ _PUBLIC_ void init_iconv(void)
/*
on-demand initialisation of conversion handles
*/
-static smb_iconv_t get_conv_handle(charset_t from, charset_t to)
+static smb_iconv_t get_conv_handle(struct loadparm_context *lp_ctx,
+ charset_t from, charset_t to)
{
const char *n1, *n2;
static int initialised;
@@ -98,27 +99,27 @@ static smb_iconv_t get_conv_handle(charset_t from, charset_t to)
setlocale(LC_ALL, "C");
#endif
- atexit(init_iconv);
+ atexit(close_iconv);
}
if (conv_handles[from][to]) {
return conv_handles[from][to];
}
- n1 = charset_name(global_loadparm, from);
- n2 = charset_name(global_loadparm, to);
+ n1 = charset_name(lp_ctx, from);
+ n2 = charset_name(lp_ctx, to);
conv_handles[from][to] = smb_iconv_open(n2,n1);
if (conv_handles[from][to] == (smb_iconv_t)-1) {
if ((from == CH_DOS || to == CH_DOS) &&
- strcasecmp(charset_name(global_loadparm, CH_DOS), "ASCII") != 0) {
+ strcasecmp(charset_name(lp_ctx, CH_DOS), "ASCII") != 0) {
DEBUG(0,("dos charset '%s' unavailable - using ASCII\n",
- charset_name(global_loadparm, CH_DOS)));
- lp_set_cmdline(global_loadparm, "dos charset", "ASCII");
+ charset_name(lp_ctx, CH_DOS)));
+ lp_set_cmdline(lp_ctx, "dos charset", "ASCII");
- n1 = charset_name(global_loadparm, from);
- n2 = charset_name(global_loadparm, to);
+ n1 = charset_name(lp_ctx, from);
+ n2 = charset_name(lp_ctx, to);
conv_handles[from][to] = smb_iconv_open(n2,n1);
}
@@ -150,7 +151,7 @@ _PUBLIC_ ssize_t convert_string(charset_t from, charset_t to,
if (srclen == (size_t)-1)
srclen = strlen(inbuf)+1;
- descriptor = get_conv_handle(from, to);
+ descriptor = get_conv_handle(global_loadparm, from, to);
if (descriptor == (smb_iconv_t)-1 || descriptor == (smb_iconv_t)0) {
/* conversion not supported, use as is */
@@ -189,40 +190,16 @@ _PUBLIC_ ssize_t convert_string(charset_t from, charset_t to,
}
return destlen-o_len;
}
-
-/**
- * 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_ ssize_t convert_string_talloc(TALLOC_CTX *ctx, charset_t from, charset_t to,
- void const *src, size_t srclen, void **dest)
+
+_PUBLIC_ ssize_t convert_string_talloc_descriptor(TALLOC_CTX *ctx, smb_iconv_t descriptor, void const *src, size_t srclen, void **dest)
{
size_t i_len, o_len, destlen;
size_t retval;
const char *inbuf = (const char *)src;
char *outbuf, *ob;
- smb_iconv_t descriptor;
*dest = NULL;
- if (src == NULL || srclen == (size_t)-1 || srclen == 0)
- return (size_t)-1;
-
- descriptor = get_conv_handle(from, to);
-
- 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",
- charset_name(global_loadparm, from), charset_name(global_loadparm, to)));
- return -1;
- }
-
/* it is _very_ rare that a conversion increases the size by
more than 3x */
destlen = srclen;
@@ -273,6 +250,38 @@ convert:
}
/**
+ * 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_ ssize_t convert_string_talloc(TALLOC_CTX *ctx, charset_t from, charset_t to,
+ void const *src, size_t srclen, void **dest)
+{
+ smb_iconv_t descriptor;
+
+ *dest = NULL;
+
+ if (src == NULL || srclen == (size_t)-1 || srclen == 0)
+ return (size_t)-1;
+
+ descriptor = get_conv_handle(global_loadparm, from, to);
+
+ 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",
+ charset_name(global_loadparm, from), charset_name(global_loadparm, to)));
+ return -1;
+ }
+
+ return convert_string_talloc_descriptor(ctx, descriptor, src, srclen, dest);
+}
+
+/**
* 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.
@@ -621,7 +630,7 @@ _PUBLIC_ codepoint_t next_codepoint(const char *str, size_t *size)
ilen_orig = strnlen(str, 5);
ilen = ilen_orig;
- descriptor = get_conv_handle(CH_UNIX, CH_UTF16);
+ descriptor = get_conv_handle(global_loadparm, CH_UNIX, CH_UTF16);
if (descriptor == (smb_iconv_t)-1) {
*size = 1;
return INVALID_CODEPOINT;
@@ -684,7 +693,7 @@ _PUBLIC_ ssize_t push_codepoint(char *str, codepoint_t c)
return 1;
}
- descriptor = get_conv_handle(CH_UTF16, CH_UNIX);
+ descriptor = get_conv_handle(global_loadparm, CH_UTF16, CH_UNIX);
if (descriptor == (smb_iconv_t)-1) {
return -1;
}