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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* The Original Code is the Netscape Portable Runtime (NSPR).
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-2000
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* the Initial Developer. All Rights Reserved.
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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* ***** END LICENSE BLOCK ***** */
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** w16callb.c -- Implement Win16 Callback functions
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** Functions here are to replace functions normally in
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** LIBC which are not implemented in MSVC's LIBC.
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** Some clients of NSPR expect to statically link
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** to NSPR and get these functions.
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** Some are implemented as callbacks to the .EXE
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** some are implemented directly in this module.
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** _pr_callback_funcs -- This is where clients register the
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** callback function structure.
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struct PRMethodCallbackStr * _pr_callback_funcs;
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** PR_MDInitWin16() -- Register the PRMethodCallback table pointer
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void PR_MDRegisterCallbacks(struct PRMethodCallbackStr *f)
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_pr_callback_funcs = f;
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** NSPR re-implenentations of various C runtime functions:
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** PR_MD_printf() -- exported as printf()
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int PR_MD_printf(const char *fmt, ...)
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PR_vsnprintf(buffer, sizeof(buffer), fmt, args);
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if (_pr_callback_funcs != NULL && _pr_callback_funcs->auxOutput != NULL) {
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(* _pr_callback_funcs->auxOutput)(buffer);
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OutputDebugString(buffer);
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** PR_MD_sscanf() -- exported as sscanf()
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int PR_MD_sscanf(const char *buf, const char *fmt, ...)
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va_start(arglist, fmt);
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retval = vsscanf((const unsigned char *)buf, (const unsigned char *)fmt, arglist);
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** PR_MD_strftime() -- exported as strftime
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size_t PR_MD_strftime(char *s, size_t len, const char *fmt, const struct tm *p)
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if( _pr_callback_funcs ) {
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return (*_pr_callback_funcs->strftime)(s, len, fmt, p);
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** PR_MD_malloc() -- exported as malloc()
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void *PR_MD_malloc( size_t size )
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if( _pr_callback_funcs ) {
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return (*_pr_callback_funcs->malloc)( size );
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return GlobalAllocPtr(GPTR, (DWORD)size);
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** PR_MD_calloc() -- exported as calloc()
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void *PR_MD_calloc( size_t n, size_t size )
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if( _pr_callback_funcs ) {
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return (*_pr_callback_funcs->calloc)( n, size );
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p = GlobalAllocPtr(GPTR, (DWORD)sz );
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memset( p, 0x00, sz );
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** PR_MD_realloc() -- exported as realloc()
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void *PR_MD_realloc( void* old_blk, size_t size )
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if( _pr_callback_funcs ) {
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return (*_pr_callback_funcs->realloc)( old_blk, size );
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return GlobalReAllocPtr( old_blk, (DWORD)size, GPTR);
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** PR_MD_free() -- exported as free()
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void PR_MD_free( void *ptr )
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if( _pr_callback_funcs ) {
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(*_pr_callback_funcs->free)( ptr );
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GlobalFreePtr( ptr );
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** PR_MD_getenv() -- exported as getenv()
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char *PR_MD_getenv( const char *name )
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if( _pr_callback_funcs ) {
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return (*_pr_callback_funcs->getenv)( name );
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** PR_MD_perror() -- exported as perror()
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** well, not really (lth. 12/5/97).
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** XXX hold this thought.
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void PR_MD_perror( const char *prefix )
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** PR_MD_putenv() -- exported as putenv()
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int PR_MD_putenv(const char *assoc)
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if( _pr_callback_funcs ) {
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return (*_pr_callback_funcs->putenv)(assoc);
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** PR_MD_fprintf() -- exported as fprintf()
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int PR_MD_fprintf(FILE *fPtr, const char *fmt, ...)
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PR_vsnprintf(buffer, sizeof(buffer), fmt, args);
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if (_pr_callback_funcs != NULL && _pr_callback_funcs->auxOutput != NULL)
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(* _pr_callback_funcs->auxOutput)(buffer);
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OutputDebugString(buffer);
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fwrite(buffer, 1, strlen(buffer), fPtr); /* XXX Is this a sec. hole? */
added
removed
mozilla/nsprpub/pr/src/md/windows/w16callb.c
