284 lines
6.3 KiB
C
284 lines
6.3 KiB
C
const char amiga_rcs[] = "$Id: amiga.c,v 1.14 2011/09/04 11:10:56 fabiankeil Exp $";
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/*********************************************************************
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*
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* File : $Source: /cvsroot/ijbswa/current/amiga.c,v $
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*
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* Purpose : Amiga-specific declarations.
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*
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* Copyright : Written by and Copyright (C) 2001 the SourceForge
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* Privoxy team. http://www.privoxy.org/
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will
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* be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* The GNU General Public License should be included with
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* this file. If not, you can view it at
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* http://www.gnu.org/copyleft/gpl.html
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* or write to the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*********************************************************************/
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#include "config.h"
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#ifdef AMIGA
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#include <stdio.h>
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#include <signal.h>
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#include "project.h"
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const char amiga_h_rcs[] = AMIGA_H_VERSION;
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static char *ver USED = "$VER: Privoxy " __AMIGAVERSION__ " (" __AMIGADATE__ ")";
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#ifdef __amigaos4__
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static char *stack USED = "$STACK: 524288";
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#else
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unsigned long __stack = 100*1024;
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#endif
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struct Task *main_task = NULL;
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int childs = 0;
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void serve(struct client_state *csp);
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SAVEDS ULONG server_thread(void)
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{
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struct client_state *local_csp;
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struct UserData UserData;
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struct Task *me=FindTask(NULL);
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#ifdef __amigaos4__
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struct Library *SocketBase;
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#endif
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Wait(SIGF_SINGLE);
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local_csp=(struct client_state *)(me->tc_UserData);
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me->tc_UserData=&UserData;
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SocketBase=(APTR)OpenLibrary("bsdsocket.library",3);
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if (SocketBase)
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#ifdef __amigaos4__
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{
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ISocket = (struct SocketIFace *)GetInterface(SocketBase, "main", 1, NULL);
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}
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if (ISocket)
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#endif
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{
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SetErrnoPtr(&(UserData.eno),sizeof(int));
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local_csp->cfd=ObtainSocket(local_csp->cfd, AF_INET, SOCK_STREAM, 0);
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if(JB_INVALID_SOCKET!=local_csp->cfd)
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{
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Signal(main_task,SIGF_SINGLE);
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serve((struct client_state *) local_csp);
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} else {
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local_csp->flags &= ~CSP_FLAG_ACTIVE;
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Signal(main_task,SIGF_SINGLE);
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}
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#ifdef __amigaos4__
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DropInterface((struct Interface *)ISocket);
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#endif
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CloseLibrary(SocketBase);
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} else {
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#ifdef __amigaos4__
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CloseLibrary(SocketBase);
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#endif
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local_csp->flags &= ~CSP_FLAG_ACTIVE;
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Signal(main_task,SIGF_SINGLE);
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}
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childs--;
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return 0;
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}
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static BPTR olddir;
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void amiga_exit(void)
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{
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#ifdef __amigaos4__
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if (ISocket)
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#else
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if (SocketBase)
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#endif
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{
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#ifdef __amigaos4__
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struct Library *SocketBase = ISocket->Data.LibBase;
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DropInterface((struct Interface *)ISocket);
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#endif
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CloseLibrary(SocketBase);
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}
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CurrentDir(olddir);
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}
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#ifndef __amigaos4__
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static struct SignalSemaphore memsem;
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static struct SignalSemaphore *memsemptr = NULL;
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#endif
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static struct UserData GlobalUserData;
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void InitAmiga(void)
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{
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#ifdef __amigaos4__
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struct Library *SocketBase;
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#endif
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main_task = FindTask(NULL);
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main_task->tc_UserData = &GlobalUserData;
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if (((struct Library *)SysBase)->lib_Version < 39)
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{
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exit(RETURN_FAIL);
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}
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signal(SIGINT,SIG_IGN);
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SocketBase = (APTR)OpenLibrary("bsdsocket.library",3);
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#ifdef __amigaos4__
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if (SocketBase)
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{
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ISocket = (struct SocketIFace *)GetInterface(SocketBase, "main", 1, NULL);
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}
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if (!ISocket)
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#else
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if (!SocketBase)
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#endif
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{
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#ifdef __amigaos4__
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CloseLibrary(SocketBase);
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#endif
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fprintf(stderr, "Can't open bsdsocket.library V3+\n");
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exit(RETURN_ERROR);
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}
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SetErrnoPtr(&(GlobalUserData.eno),sizeof(int));
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#ifndef __amigaos4__
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InitSemaphore(&memsem);
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memsemptr = &memsem;
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#endif
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olddir=CurrentDir(GetProgramDir());
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atexit(amiga_exit);
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}
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#ifndef __amigaos4__
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#ifdef __GNUC__
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#ifdef libnix
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/* multithreadingsafe libnix replacements */
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static void *memPool=NULL;
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void *malloc (size_t s)
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{
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ULONG *mem;
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LONG size = s;
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if (size<=0)
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{
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return NULL;
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}
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if (!memPool)
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{
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if (!(memPool=CreatePool(MEMF_ANY,32*1024,8*1024)))
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{
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return NULL;
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}
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}
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size += sizeof(ULONG) + MEM_BLOCKMASK;
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size &= ~MEM_BLOCKMASK;
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if (memsemptr)
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{
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ObtainSemaphore(memsemptr);
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}
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if ((mem=AllocPooled(memPool,size)))
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{
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*mem++=size;
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}
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if (memsemptr)
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{
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ReleaseSemaphore(memsemptr);
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}
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return mem;
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}
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void free (void *m)
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{
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ULONG *mem = m;
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if(mem && memPool)
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{
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ULONG size=*--mem;
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if (memsemptr)
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{
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ObtainSemaphore(memsemptr);
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}
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FreePooled(memPool,mem,size);
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if (memsemptr)
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{
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ReleaseSemaphore(memsemptr);
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}
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}
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}
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void *realloc (void *old, size_t ns)
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{
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void *new;
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LONG osize, *o = old;
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LONG nsize = ns;
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if (!old)
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{
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return malloc(nsize);
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}
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osize = (*(o-1)) - sizeof(ULONG);
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if (nsize <= osize)
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{
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return old;
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}
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if ((new = malloc(nsize)))
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{
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ULONG *n = new;
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osize >>= 2;
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while(osize--)
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{
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*n++ = *o++;
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}
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free(old);
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}
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return new;
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}
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void __memCleanUp (void)
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{
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if (memsemptr)
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{
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ObtainSemaphore(memsemptr);
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}
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if (memPool)
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{
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DeletePool(memPool);
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}
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if (memsemptr)
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{
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ReleaseSemaphore(memsemptr);
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}
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}
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#define ADD2LIST(a,b,c) asm(".stabs \"_" #b "\"," #c ",0,0,_" #a )
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#define ADD2EXIT(a,pri) ADD2LIST(a,__EXIT_LIST__,22); \
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asm(".stabs \"___EXIT_LIST__\",20,0,0," #pri "+128")
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ADD2EXIT(__memCleanUp,-50);
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#elif !defined(ixemul)
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#error No libnix and no ixemul!?
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#endif /* libnix */
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#else
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#error Only GCC is supported, multithreading safe malloc/free required.
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#endif /* __GNUC__ */
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#endif /* !__amigaos4__ */
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#endif /* def AMIGA */
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