+++ /dev/null
-/*********************************************************************
- *
- * File : $Source: /cvsroot/ijbswa/current/amiga.c,v $
- *
- * Purpose : Amiga-specific declarations.
- *
- * Copyright : Written by and Copyright (C) 2001 members of the
- * Privoxy team. http://www.privoxy.org/
- *
- * This program is free software; you can redistribute it
- * and/or modify it under the terms of the GNU General
- * Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will
- * be useful, but WITHOUT ANY WARRANTY; without even the
- * implied warranty of MERCHANTABILITY or FITNESS FOR A
- * PARTICULAR PURPOSE. See the GNU General Public
- * License for more details.
- *
- * The GNU General Public License should be included with
- * this file. If not, you can view it at
- * http://www.gnu.org/copyleft/gpl.html
- * or write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- *********************************************************************/
-
-
-#include "config.h"
-
-#ifdef AMIGA
-
-#include <stdio.h>
-#include <signal.h>
-
-#include "project.h"
-
-static char *ver USED = "$VER: Privoxy " __AMIGAVERSION__ " (" __AMIGADATE__ ")";
-#ifdef __amigaos4__
-static char *stack USED = "$STACK: 524288";
-#else
-unsigned long __stack = 100*1024;
-#endif
-struct Task *main_task = NULL;
-int childs = 0;
-
-void serve(struct client_state *csp);
-
-SAVEDS ULONG server_thread(void)
-{
- struct client_state *local_csp;
- struct UserData UserData;
- struct Task *me=FindTask(NULL);
-#ifdef __amigaos4__
- struct Library *SocketBase;
-#endif
-
- Wait(SIGF_SINGLE);
- local_csp=(struct client_state *)(me->tc_UserData);
- me->tc_UserData=&UserData;
- SocketBase=(APTR)OpenLibrary("bsdsocket.library",3);
- if (SocketBase)
-#ifdef __amigaos4__
- {
- ISocket = (struct SocketIFace *)GetInterface(SocketBase, "main", 1, NULL);
- }
- if (ISocket)
-#endif
- {
- SetErrnoPtr(&(UserData.eno),sizeof(int));
- local_csp->cfd=ObtainSocket(local_csp->cfd, AF_INET, SOCK_STREAM, 0);
- if (JB_INVALID_SOCKET!=local_csp->cfd)
- {
- Signal(main_task,SIGF_SINGLE);
- serve((struct client_state *) local_csp);
- } else {
- local_csp->flags &= ~CSP_FLAG_ACTIVE;
- Signal(main_task,SIGF_SINGLE);
- }
-#ifdef __amigaos4__
- DropInterface((struct Interface *)ISocket);
-#endif
- CloseLibrary(SocketBase);
- } else {
-#ifdef __amigaos4__
- CloseLibrary(SocketBase);
-#endif
- local_csp->flags &= ~CSP_FLAG_ACTIVE;
- Signal(main_task,SIGF_SINGLE);
- }
- childs--;
- return 0;
-}
-
-static BPTR olddir;
-
-void amiga_exit(void)
-{
-#ifdef __amigaos4__
- if (ISocket)
-#else
- if (SocketBase)
-#endif
- {
-#ifdef __amigaos4__
- struct Library *SocketBase = ISocket->Data.LibBase;
- DropInterface((struct Interface *)ISocket);
-#endif
- CloseLibrary(SocketBase);
- }
- CurrentDir(olddir);
-}
-
-#ifndef __amigaos4__
-static struct SignalSemaphore memsem;
-static struct SignalSemaphore *memsemptr = NULL;
-#endif
-static struct UserData GlobalUserData;
-
-void InitAmiga(void)
-{
-#ifdef __amigaos4__
- struct Library *SocketBase;
-#endif
-
- main_task = FindTask(NULL);
- main_task->tc_UserData = &GlobalUserData;
-
- if (((struct Library *)SysBase)->lib_Version < 39)
- {
- exit(RETURN_FAIL);
- }
-
- signal(SIGINT,SIG_IGN);
- SocketBase = (APTR)OpenLibrary("bsdsocket.library",3);
-#ifdef __amigaos4__
- if (SocketBase)
- {
- ISocket = (struct SocketIFace *)GetInterface(SocketBase, "main", 1, NULL);
- }
- if (!ISocket)
-#else
- if (!SocketBase)
-#endif
- {
-#ifdef __amigaos4__
- CloseLibrary(SocketBase);
-#endif
- fprintf(stderr, "Can't open bsdsocket.library V3+\n");
- exit(RETURN_ERROR);
- }
- SetErrnoPtr(&(GlobalUserData.eno),sizeof(int));
-#ifndef __amigaos4__
- InitSemaphore(&memsem);
- memsemptr = &memsem;
-#endif
-
- olddir=CurrentDir(GetProgramDir());
- atexit(amiga_exit);
-}
-
-#ifndef __amigaos4__
-#ifdef __GNUC__
-#ifdef libnix
-/* multithreadingsafe libnix replacements */
-static void *memPool=NULL;
-
-void *malloc (size_t s)
-{
- ULONG *mem;
- LONG size = s;
-
- if (size<=0)
- {
- return NULL;
- }
- if (!memPool)
- {
- if (!(memPool=CreatePool(MEMF_ANY,32*1024,8*1024)))
- {
- return NULL;
- }
- }
- size += sizeof(ULONG) + MEM_BLOCKMASK;
- size &= ~MEM_BLOCKMASK;
- if (memsemptr)
- {
- ObtainSemaphore(memsemptr);
- }
- if ((mem=AllocPooled(memPool,size)))
- {
- *mem++=size;
- }
- if (memsemptr)
- {
- ReleaseSemaphore(memsemptr);
- }
- return mem;
-}
-
-void free (void *m)
-{
- ULONG *mem = m;
-
- if (mem && memPool)
- {
- ULONG size=*--mem;
-
- if (memsemptr)
- {
- ObtainSemaphore(memsemptr);
- }
- FreePooled(memPool,mem,size);
- if (memsemptr)
- {
- ReleaseSemaphore(memsemptr);
- }
- }
-}
-
-void *realloc (void *old, size_t ns)
-{
- void *new;
- LONG osize, *o = old;
- LONG nsize = ns;
-
- if (!old)
- {
- return malloc(nsize);
- }
- osize = (*(o-1)) - sizeof(ULONG);
- if (nsize <= osize)
- {
- return old;
- }
- if ((new = malloc(nsize)))
- {
- ULONG *n = new;
-
- osize >>= 2;
- while(osize--)
- {
- *n++ = *o++;
- }
- free(old);
- }
- return new;
-}
-
-void __memCleanUp (void)
-{
- if (memsemptr)
- {
- ObtainSemaphore(memsemptr);
- }
- if (memPool)
- {
- DeletePool(memPool);
- }
- if (memsemptr)
- {
- ReleaseSemaphore(memsemptr);
- }
-}
-
-#define ADD2LIST(a,b,c) asm(".stabs \"_" #b "\"," #c ",0,0,_" #a)
-#define ADD2EXIT(a,pri) ADD2LIST(a,__EXIT_LIST__,22); \
- asm(".stabs \"___EXIT_LIST__\",20,0,0," #pri "+128")
-ADD2EXIT(__memCleanUp,-50);
-#elif !defined(ixemul)
-#error No libnix and no ixemul!?
-#endif /* libnix */
-#else
-#error Only GCC is supported, multithreading safe malloc/free required.
-#endif /* __GNUC__ */
-#endif /* !__amigaos4__ */
-
-#endif /* def AMIGA */
projects / privoxy.git / blobdiff