From 732c8c36e8e6063ad3a3003068824428c9dc55b6 Mon Sep 17 00:00:00 2001
From: bfernhomberg <bfernhomberg>
Date: Thu, 6 Nov 2003 09:23:35 +0000
Subject: [PATCH] unicode endian fixes

---
 libatalk/unicode/byteorder.h   | 18 ++++++++++++++++++
 libatalk/unicode/charcnv.c     |  8 ++++----
 libatalk/unicode/iconv.c       |  3 ++-
 libatalk/unicode/util_unistr.c |  1 +
 4 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/libatalk/unicode/byteorder.h b/libatalk/unicode/byteorder.h
index 11e6681e..3cf3dccf 100644
--- a/libatalk/unicode/byteorder.h
+++ b/libatalk/unicode/byteorder.h
@@ -20,6 +20,7 @@
 
 #ifndef _BYTEORDER_H
 #define _BYTEORDER_H
+#include <netatalk/endian.h>
 
 /*
    This file implements macros for machine independent short and 
@@ -113,6 +114,21 @@ it also defines lots of intermediate macros, just ignore those :-)
 
 #if CAREFUL_ALIGNMENT
 
+#if BYTE_ORDER==BIG_ENDIAN
+
+#define SVAL(buf,pos) (PVAL(buf,(pos)+1)|PVAL(buf,pos)<<8)
+#define IVAL(buf,pos) (SVAL(buf,pos)|SVAL(buf,(pos)+2)<<16)
+#define SSVALX(buf,pos,val) (CVAL_NC(buf,pos+1)=(unsigned char)((val)&0xFF),CVAL_NC(buf,pos)=(unsigned char)((val)>>8))
+#define SIVALX(buf,pos,val) (SSVALX(buf,pos,val&0xFFFF),SSVALX(buf,pos+2,val>>16))
+#define SVALS(buf,pos) ((int16)SVAL(buf,pos))
+#define IVALS(buf,pos) ((int32_t)IVAL(buf,pos))
+#define SSVAL(buf,pos,val) SSVALX((buf),(pos),((u_int16_t)(val)))
+#define SIVAL(buf,pos,val) SIVALX((buf),(pos),((u_int32_t)(val)))
+#define SSVALS(buf,pos,val) SSVALX((buf),(pos),((int16)(val)))
+#define SIVALS(buf,pos,val) SIVALX((buf),(pos),((int32_t)(val)))
+
+#else
+
 #define SVAL(buf,pos) (PVAL(buf,pos)|PVAL(buf,(pos)+1)<<8)
 #define IVAL(buf,pos) (SVAL(buf,pos)|SVAL(buf,(pos)+2)<<16)
 #define SSVALX(buf,pos,val) (CVAL_NC(buf,pos)=(unsigned char)((val)&0xFF),CVAL_NC(buf,pos+1)=(unsigned char)((val)>>8))
@@ -124,6 +140,8 @@ it also defines lots of intermediate macros, just ignore those :-)
 #define SSVALS(buf,pos,val) SSVALX((buf),(pos),((int16)(val)))
 #define SIVALS(buf,pos,val) SIVALX((buf),(pos),((int32_t)(val)))
 
+#endif
+
 #else /* CAREFUL_ALIGNMENT */
 
 /* this handles things for architectures like the 386 that can handle
diff --git a/libatalk/unicode/charcnv.c b/libatalk/unicode/charcnv.c
index 797c6b75..c6dd068e 100644
--- a/libatalk/unicode/charcnv.c
+++ b/libatalk/unicode/charcnv.c
@@ -116,7 +116,7 @@ static const char *charset_name(charset_t ch)
 		ret = ln;
 	}
 #else /* system doesn't have LOCALE support */
-ret = NULL;
+if (ch == CH_UNIX) ret = NULL;
 #endif
 
 	if (!ret || !*ret) ret = "ASCII";
@@ -423,12 +423,12 @@ convert:
 
 	/* Terminate the string */
 	if (to == CH_UCS2 && destlen-o_len >= 2) {
-		*(++outbuf) = 0;
-		*outbuf = 0;
+		ob[destlen] = 0;
+		ob[destlen+1] = 0;
 		*dest = (char *)realloc(ob,destlen+2);
 	}
 	else if ( destlen-o_len > 0) {
-		*(++outbuf) = 0;
+		ob[destlen] = 0;
 		*dest = (char *)realloc(ob,destlen+1);
 	}
 
diff --git a/libatalk/unicode/iconv.c b/libatalk/unicode/iconv.c
index 924f2d43..6411c903 100644
--- a/libatalk/unicode/iconv.c
+++ b/libatalk/unicode/iconv.c
@@ -380,10 +380,11 @@ static size_t ascii_pull(void *cd, char **inbuf, size_t *inbytesleft,
 			 char **outbuf, size_t *outbytesleft)
 {
 	ucs2_t curchar;
+
 	while (*inbytesleft >= 1 && *outbytesleft >= 2) {
 		if ((unsigned char)(*inbuf)[0] < 0x80) {
 			curchar = (ucs2_t) (*inbuf)[0];
-			SSVAL((*outbuf),0,curchar);	
+			SSVAL((*outbuf),0,curchar);
 		}
 		else {
 			errno = EILSEQ;
diff --git a/libatalk/unicode/util_unistr.c b/libatalk/unicode/util_unistr.c
index 7276b95c..92ee1b3f 100644
--- a/libatalk/unicode/util_unistr.c
+++ b/libatalk/unicode/util_unistr.c
@@ -15,6 +15,7 @@
 #include <atalk/unicode.h>
 #include "ucs2_casetable.h"
 #include "precompose.h"
+#include "byteorder.h"
 
 
 ucs2_t toupper_w(ucs2_t val)
-- 
2.39.2