[polypaudio-commits] r931 - in /trunk: configure.ac src/polyp/utf8.c src/polyp/utf8.h

[svnmailer-noreply at 0pointer.de]

Author: ossman
Date: Thu May 18 10:19:07 2006
New Revision: 931

URL: http://0pointer.de/cgi-bin/viewcvs.cgi?rev=931&root=polypaudio&view=rev
Log:
And functions for convertion to and from current locale and UTF-8.

Modified:
    trunk/configure.ac
    trunk/src/polyp/utf8.c
    trunk/src/polyp/utf8.h

Modified: trunk/configure.ac
URL: http://0pointer.de/cgi-bin/viewcvs.cgi/trunk/configure.ac?rev=931&root=polypaudio&r1=930&r2=931&view=diff
==============================================================================
--- trunk/configure.ac (original)
+++ trunk/configure.ac Thu May 18 10:19:07 2006
@@ -156,7 +156,7 @@
 AC_HEADER_STDC
 
 # POSIX
-AC_CHECK_HEADERS([arpa/inet.h glob.h grp.h netdb.h netinet/in.h \
+AC_CHECK_HEADERS([arpa/inet.h glob.h grp.h iconv.h netdb.h netinet/in.h \
     netinet/in_systm.h netinet/ip.h netinet/tcp.h pwd.h sched.h \
     sys/resource.h sys/select.h sys/socket.h sys/wait.h \
     syslog.h])

Modified: trunk/src/polyp/utf8.c
URL: http://0pointer.de/cgi-bin/viewcvs.cgi/trunk/src/polyp/utf8.c?rev=931&root=polypaudio&r1=930&r2=931&view=diff
==============================================================================
--- trunk/src/polyp/utf8.c (original)
+++ trunk/src/polyp/utf8.c Thu May 18 10:19:07 2006
@@ -29,9 +29,14 @@
 #endif
 
 #include <assert.h>
+#include <errno.h>
 #include <stdlib.h>
 #include <inttypes.h>
 #include <string.h>
+
+#ifdef HAVE_ICONV_H
+#include <iconv.h>
+#endif
 
 #include "utf8.h"
 #include "xmalloc.h"
@@ -162,3 +167,70 @@
 
     return utf8_validate(str, new_str);
 }
+
+#ifdef HAVE_ICONV_H
+
+static char* iconv_simple(const char *str, const char *to, const char *from) {
+    char *new_str;
+    size_t len, inlen;
+
+    iconv_t cd;
+    char *inbuf, *outbuf;
+    size_t res, inbytes, outbytes;
+
+    cd = iconv_open(to, from);
+    if (cd == (iconv_t)-1)
+        return NULL;
+
+    inlen = len = strlen(str) + 1;
+    new_str = pa_xmalloc(len);
+    assert(new_str);
+
+    while (1) {
+        inbuf = (char*)str; /* Brain dead prototype for iconv() */
+        inbytes = inlen;
+        outbuf = new_str;
+        outbytes = len;
+
+        res = iconv(cd, &inbuf, &inbytes, &outbuf, &outbytes);
+
+        if (res != (size_t)-1)
+            break;
+
+        if (errno != E2BIG) {
+            pa_xfree(new_str);
+            new_str = NULL;
+            break;
+        }
+
+        assert(inbytes != 0);
+
+        len += inbytes;
+        new_str = pa_xrealloc(new_str, len);
+        assert(new_str);
+    }
+
+    iconv_close(cd);
+
+    return new_str;
+}
+
+char* pa_utf8_to_locale (const char *str) {
+    return iconv_simple(str, "", "UTF-8");
+}
+
+char* pa_locale_to_utf8 (const char *str) {
+    return iconv_simple(str, "UTF-8", "");
+}
+
+#else
+
+char* pa_utf8_to_locale (const char *str) {
+    return NULL;
+}
+
+char* pa_locale_to_utf8 (const char *str) {
+    return NULL;
+}
+
+#endif

Modified: trunk/src/polyp/utf8.h
URL: http://0pointer.de/cgi-bin/viewcvs.cgi/trunk/src/polyp/utf8.h?rev=931&root=polypaudio&r1=930&r2=931&view=diff
==============================================================================
--- trunk/src/polyp/utf8.h (original)
+++ trunk/src/polyp/utf8.h Thu May 18 10:19:07 2006
@@ -36,6 +36,12 @@
 /** Filter all invalid UTF8 characters from the specified string, returning a new fully UTF8 valid string. Don't forget to free the returned string with pa_xfree() */
 char *pa_utf8_filter(const char *str);
 
+/** Convert a UTF-8 string to the current locale. Free the string using pa_xfree(). */
+char* pa_utf8_to_locale (const char *str);
+
+/** Convert a string in the current locale to UTF-8. Free the string using pa_xfree(). */
+char* pa_locale_to_utf8 (const char *str);
+
 PA_C_DECL_END
 
 #endif