From: Bruno Haible <bruno@clisp.org>
Date: Sat, 9 Jun 2007 21:51:51 +0000 (+0000)
Subject: New modules uniconv/u{8,16,32}-conv-to-enc.
X-Git-Tag: cvs-readonly~259
X-Git-Url: http://erislabs.org.uk/gitweb/?a=commitdiff_plain;h=059dfc71e878370db05dd4518ffaf78dc98650cd;p=gnulib.git

New modules uniconv/u{8,16,32}-conv-to-enc.
---

diff --git a/ChangeLog b/ChangeLog
index 6b7e5757c..d267437dd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,26 @@
 2007-06-09  Bruno Haible  <bruno@clisp.org>
 
+	* modules/uniconv/u32-conv-to-enc: New file.
+	* lib/uniconv/u32-conv-to-enc.c: New file.
+	* modules/uniconv/u32-conv-to-enc-tests: New file.
+	* tests/uniconv/test-u32-conv-to-enc.c: New file.
+
+	* modules/uniconv/u16-conv-to-enc: New file.
+	* lib/uniconv/u16-conv-to-enc.c: New file.
+	* lib/uniconv/u-conv-to-enc.h: New file.
+	* modules/uniconv/u16-conv-to-enc-tests: New file.
+	* tests/uniconv/test-u16-conv-to-enc.c: New file.
+
+	* modules/uniconv/u8-conv-to-enc: New file.
+	* lib/uniconv/u8-conv-to-enc.c: New file.
+	* modules/uniconv/u8-conv-to-enc-tests: New file.
+	* tests/uniconv/test-u8-conv-to-enc.c: New file.
+
+	* lib/uniconv.h (u8_conv_to_encoding, u16_conv_to_encoding,
+	u32_conv_to_encoding): New declarations.
+
+2007-06-09  Bruno Haible  <bruno@clisp.org>
+
 	* tests/uniconv/test-u32-strconv-to-enc.c (main): Remove unused code.
 
 2007-06-09  Bruno Haible  <bruno@clisp.org>
diff --git a/lib/uniconv.h b/lib/uniconv.h
index 3a62dccce..589e070d9 100644
--- a/lib/uniconv.h
+++ b/lib/uniconv.h
@@ -76,6 +76,43 @@ extern int
 			       size_t *offsets,
 			       uint32_t **resultp, size_t *lengthp);
 
+/* Converts an entire Unicode string, possibly including NUL units, from a
+   Unicode encoding to a given encoding.
+   Converts a memory region to encoding TOCODE.  TOCODE is as for
+   iconv_open(3).
+   The input is in the memory region between SRC (inclusive) and SRC + SRCLEN
+   (exclusive).
+   If OFFSETS is not NULL, it should point to an array of SRCLEN integers; this
+   array is filled with offsets into the result, i.e. the character starting
+   at SRC[i] corresponds to the character starting at (*RESULTP)[OFFSETS[i]],
+   and other offsets are set to (size_t)(-1).
+   *RESULTP and *LENGTH should initially be a scratch buffer and its size,
+   or *RESULTP can initially be NULL.
+   May erase the contents of the memory at *RESULTP.
+   Return value: 0 if successful, otherwise -1 and errno set.
+   If successful: The resulting string is stored in *RESULTP and its length
+   in *LENGTHP.  *RESULTP is set to a freshly allocated memory block, or is
+   unchanged if no dynamic memory allocation was necessary.
+   Particular errno values: EINVAL, EILSEQ, ENOMEM.  */
+extern int
+       u8_conv_to_encoding (const char *tocode,
+			    enum iconv_ilseq_handler handler,
+			    const uint8_t *src, size_t srclen,
+			    size_t *offsets,
+			    char **resultp, size_t *lengthp);
+extern int
+       u16_conv_to_encoding (const char *tocode,
+			     enum iconv_ilseq_handler handler,
+			     const uint16_t *src, size_t srclen,
+			     size_t *offsets,
+			     char **resultp, size_t *lengthp);
+extern int
+       u32_conv_to_encoding (const char *tocode,
+			     enum iconv_ilseq_handler handler,
+			     const uint32_t *src, size_t srclen,
+			     size_t *offsets,
+			     char **resultp, size_t *lengthp);
+
 /* Converts a NUL terminated string from a given encoding.
    The result is malloc allocated, or NULL (with errno set) in case of error.
    Particular errno values: EILSEQ, ENOMEM.  */