From 3901d612fa9f0766aebc7738145917e16275f54f Mon Sep 17 00:00:00 2001
From: helge <helge@e4a50df8-12e2-0310-a44c-efbce7f8a7e3>
Date: Sat, 9 Feb 2008 14:52:58 +0000
Subject: [PATCH] properly write HTTP headers on MacOS 10.5

git-svn-id: http://svn.opengroupware.org/SOPE/trunk@1599 e4a50df8-12e2-0310-a44c-efbce7f8a7e3
---
 sope-core/NGStreams/ChangeLog                 |  5 ++
 sope-core/NGStreams/NGCTextStream.m           | 48 ++++++++++++-------
 sope-core/NGStreams/NGStreams/NGCTextStream.h |  4 +-
 sope-core/NGStreams/Version                   |  2 +-
 4 files changed, 39 insertions(+), 20 deletions(-)

diff --git a/sope-core/NGStreams/ChangeLog b/sope-core/NGStreams/ChangeLog
index aa19ac03..bab4db4d 100644
--- a/sope-core/NGStreams/ChangeLog
+++ b/sope-core/NGStreams/ChangeLog
@@ -1,3 +1,8 @@
+2008-02-09  Helge Hess  <helge.hess@opengroupware.org>
+
+	* NGCTextStream.m: fixed -writeString: on MacOS > 10.4, use
+	  -maximumLengthOfBytesUsingEncoding: (v4.7.56)
+
 2007-12-03  Helge Hess  <me@helgehess.eu>
 
 	* NGCTextStream.m: replaced usage of getCString on MacOS > 10.4
diff --git a/sope-core/NGStreams/NGCTextStream.m b/sope-core/NGStreams/NGCTextStream.m
index 3e40a3df..cb9bee41 100644
--- a/sope-core/NGStreams/NGCTextStream.m
+++ b/sope-core/NGStreams/NGCTextStream.m
@@ -1,6 +1,6 @@
 /*
-  Copyright (C) 2000-2007 SKYRIX Software AG
-  Copyright (C) 2007      Helge Hess
+  Copyright (C) 2000-2008 SKYRIX Software AG
+  Copyright (C) 2007-2008 Helge Hess
 
   This file is part of SOPE.
 
@@ -110,8 +110,11 @@ static void _flushAtExit(void) {
     [self release];
     return nil;
   }
-  if ((self = [super init])) {
+  if ((self = [super init]) != nil) {
     self->source = [_stream retain];
+    
+    /* On MacOS 10.5 this is per default 30 aka MacOS Roman */
+    self->encoding = [NSString defaultCStringEncoding];
 
 #ifdef __APPLE__
     //#  warning no selector caching on MacOSX ...
@@ -256,7 +259,8 @@ static void _flushAtExit(void) {
                                          autorelease];
 }
 
-// NGTextOutputStream
+
+/* NGTextOutputStream */
 
 - (BOOL)writeCharacter:(unichar)_character {
   unsigned char c;
@@ -266,16 +270,16 @@ static void _flushAtExit(void) {
     // character is not in range of maximum system encoding
     [NSException raise:@"NGCTextStreamEncodingException"
                  format:
-                   @"called writeCharacter: with character code (0x%X) exceeding"
-                   @" the maximum system character code (0x%X)",
+                   @"called writeCharacter: with character code (0x%X)"
+                   @" exceeding the maximum system character code (0x%X)",
                    _character, ((sizeof(unsigned char) * 256) - 1)];
   }
 
   c = _character;
 
-  if (writeBytes) {
-    res = writeBytes(self->source, @selector(writeBytes:count:),
-                     &c, sizeof(unsigned char));
+  if (self->writeBytes != NULL) {
+    res = self->writeBytes(self->source, @selector(writeBytes:count:),
+			   &c, sizeof(unsigned char));
   }
   else
     res = [self->source writeBytes:&c count:sizeof(unsigned char)];
@@ -293,22 +297,30 @@ static void _flushAtExit(void) {
   unsigned toGo;
 
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1040
-  NSStringEncoding enc = [NSString defaultCStringEncoding];
-  
-  // TBD: better use -maximumLengthOf... and then search for \0
-  if ((toGo = [_string lengthOfBytesUsingEncoding:enc]) == 0)
+  if ((toGo = [_string maximumLengthOfBytesUsingEncoding:self->encoding]) == 0)
     return YES;
-
-  buf = str = calloc(toGo + 1, sizeof(unsigned char));
-  [_string getCString:(char *)str maxLength:toGo encoding:enc];
+  
+  buf = str = calloc(toGo + 2, sizeof(unsigned char));
+  // Note: maxLength INCLUDES the 0-terminator. And -getCString: does
+  //       0-terminate the buffer
+  if (![_string getCString:(char *)str maxLength:(toGo + 1)
+		encoding:self->encoding]) {
+    NSLog(@"ERROR(%s): failed to extract cString in defaultCStringEncoding(%i)"
+	  @" from NSString: '%@'\n", __PRETTY_FUNCTION__,
+	  self->encoding, _string);
+    return NO;
+  }
+  
+  // we need to update the *real* (not the max) length
+  toGo = strlen((char *)str);
 #else
   if ((toGo = [_string cStringLength]) == 0)
     return YES;
 
-  buf = str = calloc(toGo + 1, sizeof(unsigned char));
+  buf = str = calloc(toGo + 2, sizeof(unsigned char));
   [_string getCString:(char *)str];
-#endif
   str[toGo] = '\0';
+#endif
   
   NS_DURING {
     while (toGo > 0) {
diff --git a/sope-core/NGStreams/NGStreams/NGCTextStream.h b/sope-core/NGStreams/NGStreams/NGCTextStream.h
index f2529a68..9388710e 100644
--- a/sope-core/NGStreams/NGStreams/NGCTextStream.h
+++ b/sope-core/NGStreams/NGStreams/NGCTextStream.h
@@ -1,5 +1,6 @@
 /*
-  Copyright (C) 2000-2005 SKYRIX Software AG
+  Copyright (C) 2000-2008 SKYRIX Software AG
+  Copyright (C) 2008      Helge Hess
 
   This file is part of SOPE.
 
@@ -56,6 +57,7 @@ NGStreams_EXPORT void NGInitTextStdio(void);
   NGIOReadMethodType  readBytes;
   NGIOWriteMethodType writeBytes;
   BOOL                (*flushBuffer)(id, SEL);
+  NSStringEncoding    encoding;
 }
 
 + (id)textStreamWithInputSource:(id<NGInputStream>)_source;
diff --git a/sope-core/NGStreams/Version b/sope-core/NGStreams/Version
index 1e1b1b4f..0d71e766 100644
--- a/sope-core/NGStreams/Version
+++ b/sope-core/NGStreams/Version
@@ -1,3 +1,3 @@
 # version file
 
-SUBMINOR_VERSION:=55
+SUBMINOR_VERSION:=56
-- 
2.39.5