mirror of
https://github.com/ioquake/jedi-academy.git
synced 2024-11-25 21:51:04 +00:00
1504 lines
32 KiB
C++
1504 lines
32 KiB
C++
// win_main.c
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#include "../client/client.h"
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#include "../qcommon/qcommon.h"
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#include "../win32/win_local.h"
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#include "../win32/resource.h"
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#include <errno.h>
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#include <float.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <direct.h>
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#include <io.h>
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#include <conio.h>
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#include "../qcommon/stringed_ingame.h"
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#define CD_BASEDIR "gamedata\\gamedata"
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#define CD_EXE "jamp.exe"
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#define CD_BASEDIR_LINUX "bin\\x86\\glibc-2.1"
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#define CD_EXE_LINUX "jamp"
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#define CD_VOLUME "JEDIACAD"
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#define MEM_THRESHOLD 128*1024*1024
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static char sys_cmdline[MAX_STRING_CHARS];
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clientStatic_t cls;
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static int sys_monkeySpank;
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static int sys_checksum;
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void *Sys_GetBotAIAPI (void *parms ) {
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return NULL;
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}
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void Conbuf_AppendText( const char *pMsg )
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{
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char msg[4096];
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strcpy(msg, pMsg);
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printf(Q_CleanStr(msg));
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printf("\n");
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}
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/*
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==================
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Sys_LowPhysicalMemory()
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==================
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*/
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qboolean Sys_LowPhysicalMemory() {
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MEMORYSTATUS stat;
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GlobalMemoryStatus (&stat);
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return (stat.dwTotalPhys <= MEM_THRESHOLD) ? qtrue : qfalse;
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}
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/*
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==================
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Sys_FunctionCmp
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==================
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*/
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int Sys_FunctionCmp(void *f1, void *f2) {
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int i, j, l;
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byte func_end[32] = {0xC3, 0x90, 0x90, 0x00};
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byte *ptr, *ptr2;
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byte *f1_ptr, *f2_ptr;
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ptr = (byte *) f1;
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if (*(byte *)ptr == 0xE9) {
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//Com_Printf("f1 %p1 jmp %d\n", (int *) f1, *(int*)(ptr+1));
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f1_ptr = (byte*)(((byte*)f1) + (*(int *)(ptr+1)) + 5);
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}
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else {
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f1_ptr = ptr;
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}
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//Com_Printf("f1 ptr %p\n", f1_ptr);
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ptr = (byte *) f2;
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if (*(byte *)ptr == 0xE9) {
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//Com_Printf("f2 %p jmp %d\n", (int *) f2, *(int*)(ptr+1));
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f2_ptr = (byte*)(((byte*)f2) + (*(int *)(ptr+1)) + 5);
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}
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else {
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f2_ptr = ptr;
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}
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//Com_Printf("f2 ptr %p\n", f2_ptr);
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#ifdef _DEBUG
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sprintf((char *)func_end, "%c%c%c%c%c%c%c", 0x5F, 0x5E, 0x5B, 0x8B, 0xE5, 0x5D, 0xC3);
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#endif
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for (i = 0; i < 1024; i++) {
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for (j = 0; func_end[j]; j++) {
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if (f1_ptr[i+j] != func_end[j])
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break;
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}
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if (!func_end[j]) {
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break;
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}
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}
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#ifdef _DEBUG
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l = i + 7;
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#else
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l = i + 2;
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#endif
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//Com_Printf("function length = %d\n", l);
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for (i = 0; i < l; i++) {
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// check for a potential function call
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if (*((byte *) &f1_ptr[i]) == 0xE8) {
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// get the function pointers in case this really is a function call
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ptr = (byte *) (((byte *) &f1_ptr[i]) + (*(int *) &f1_ptr[i+1])) + 5;
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ptr2 = (byte *) (((byte *) &f2_ptr[i]) + (*(int *) &f2_ptr[i+1])) + 5;
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// if it was a function call and both f1 and f2 call the same function
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if (ptr == ptr2) {
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i += 4;
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continue;
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}
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}
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if (f1_ptr[i] != f2_ptr[i])
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return qfalse;
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}
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return qtrue;
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}
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/*
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==================
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Sys_FunctionCheckSum
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==================
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*/
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int Sys_FunctionCheckSum(void *f1) {
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int i, j, l;
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byte func_end[32] = {0xC3, 0x90, 0x90, 0x00};
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byte *ptr;
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byte *f1_ptr;
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ptr = (byte *) f1;
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if (*(byte *)ptr == 0xE9) {
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//Com_Printf("f1 %p1 jmp %d\n", (int *) f1, *(int*)(ptr+1));
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f1_ptr = (byte*)(((byte*)f1) + (*(int *)(ptr+1)) + 5);
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}
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else {
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f1_ptr = ptr;
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}
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//Com_Printf("f1 ptr %p\n", f1_ptr);
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#ifdef _DEBUG
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sprintf((char *)func_end, "%c%c%c%c%c%c%c", 0x5F, 0x5E, 0x5B, 0x8B, 0xE5, 0x5D, 0xC3);
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#endif
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for (i = 0; i < 1024; i++) {
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for (j = 0; func_end[j]; j++) {
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if (f1_ptr[i+j] != func_end[j])
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break;
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}
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if (!func_end[j]) {
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break;
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}
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}
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#ifdef _DEBUG
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l = i + 7;
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#else
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l = i + 2;
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#endif
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//Com_Printf("function length = %d\n", l);
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return Com_BlockChecksum( f1_ptr, l );
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}
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/*
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==================
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Sys_MonkeyShouldBeSpanked
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==================
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*/
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int Sys_MonkeyShouldBeSpanked( void ) {
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return sys_monkeySpank;
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}
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/*
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==================
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Sys_VerifyCodeChecksum
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==================
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*/
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void Sys_VerifyCodeChecksum( void *codeBase ) {
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}
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/*
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===============
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PrintMatches
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===============
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*/
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static char g_consoleField1[256];
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static char g_consoleField2[256];
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static void PrintMatches( const char *s ) {
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if ( !Q_stricmpn( s, g_consoleField1, strlen( g_consoleField1 ) ) ) {
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printf( " %s\n", s );
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}
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}
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//qboolean stdin_active = qtrue;
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char *Sys_ConsoleInput(void)
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{
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const char ClearLine[] = "\r \r";
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static int len=0;
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static bool bPendingExtended = false;
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if (!kbhit()) return NULL;
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if (len == 0) memset(g_consoleField1,0,sizeof(g_consoleField1));
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g_consoleField1[len] = getch();
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if (bPendingExtended)
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{
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switch (g_consoleField1[len])
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{
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case 'H': //up
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strcpy(g_consoleField1, g_consoleField2);
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printf(ClearLine);
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printf("%s",g_consoleField1);
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len = strlen(g_consoleField1);
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break;
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case 'K': //left
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break;
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case 'M': //right
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break;
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case 'P': //down
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break;
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}
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g_consoleField1[len] = 0; //erase last key hit
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bPendingExtended = false;
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}
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else
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switch ((unsigned char) g_consoleField1[len])
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{
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case 0x00: //fkey is next
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case 0xe0: //extended = arrow keys
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g_consoleField1[len] = 0; //erase last key hit
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bPendingExtended = true;
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break;
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case 8: // backspace
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printf("%c %c",g_consoleField1[len],g_consoleField1[len]);
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g_consoleField1[len] = 0;
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if (len > 0) len--;
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g_consoleField1[len] = 0;
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break;
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case 9: //Tab
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if (len) {
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g_consoleField1[len] = 0; //erase last key hit
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printf( "\n");
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// run through again, printing matches
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Cmd_CommandCompletion( PrintMatches );
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Cvar_CommandCompletion( PrintMatches );
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printf( "\n%s", g_consoleField1);
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}
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break;
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case 27: // esc
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// clear the line
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printf(ClearLine);
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len = 0;
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break;
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case '\r': //enter
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g_consoleField1[len] = 0; //erase last key hit
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printf("\n");
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if (len) {
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len = 0;
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strcpy(g_consoleField2, g_consoleField1);
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return g_consoleField1;
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}
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break;
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case 'v' - 'a' + 1: // ctrl-v is paste
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g_consoleField1[len] = 0; //erase last key hit
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char *cbd;
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cbd = Sys_GetClipboardData();
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if (cbd) {
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strncpy (&g_consoleField1[len], cbd, sizeof(g_consoleField1) );
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printf("%s",cbd);
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len += strlen(cbd);
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Z_Free( cbd );
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if (len == sizeof(g_consoleField1))
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{
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len = 0;
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return g_consoleField1;
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}
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}
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break;
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default:
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printf("%c",g_consoleField1[len]);
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len++;
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if (len == sizeof(g_consoleField1))
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{
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len = 0;
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return g_consoleField1;
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}
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break;
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}
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return NULL;
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}
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/*
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==================
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Sys_BeginProfiling
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==================
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*/
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void Sys_BeginProfiling( void ) {
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// this is just used on the mac build
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}
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void Sys_ShowConsole( int visLevel, qboolean quitOnClose )
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{
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}
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/*
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=============
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Sys_Error
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Show the early console as an error dialog
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=============
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*/
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void QDECL Sys_Error( const char *error, ... ) {
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va_list argptr;
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char text[4096];
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MSG msg;
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va_start (argptr, error);
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vsprintf (text, error, argptr);
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va_end (argptr);
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Conbuf_AppendText( text );
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Conbuf_AppendText( "\n" );
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// Sys_SetErrorText( text );
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Sys_ShowConsole( 1, qtrue );
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timeEndPeriod( 1 );
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IN_Shutdown();
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// wait for the user to quit
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while ( 1 ) {
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if (!GetMessage (&msg, NULL, 0, 0))
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Com_Quit_f ();
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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// Sys_DestroyConsole();
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Com_ShutdownZoneMemory();
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Com_ShutdownHunkMemory();
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exit (1);
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}
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/*
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==============
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Sys_Quit
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==============
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*/
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void Sys_Quit( void ) {
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timeEndPeriod( 1 );
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IN_Shutdown();
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// Sys_DestroyConsole();
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Com_ShutdownZoneMemory();
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Com_ShutdownHunkMemory();
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exit (0);
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}
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/*
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==============
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Sys_Print
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==============
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*/
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void Sys_Print( const char *msg ) {
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Conbuf_AppendText( msg );
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}
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/*
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==============
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Sys_Mkdir
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==============
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*/
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void Sys_Mkdir( const char *path ) {
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_mkdir (path);
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}
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/*
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==============
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Sys_Cwd
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==============
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*/
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char *Sys_Cwd( void ) {
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static char cwd[MAX_OSPATH];
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_getcwd( cwd, sizeof( cwd ) - 1 );
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cwd[MAX_OSPATH-1] = 0;
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return cwd;
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}
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/*
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==============
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Sys_DefaultCDPath
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==============
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*/
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char *Sys_DefaultCDPath( void ) {
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return "";
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}
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/*
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==============
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Sys_DefaultBasePath
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==============
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*/
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char *Sys_DefaultBasePath( void ) {
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return Sys_Cwd();
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}
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/*
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==============================================================
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DIRECTORY SCANNING
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==============================================================
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*/
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#define MAX_FOUND_FILES 0x1000
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void Sys_ListFilteredFiles( const char *basedir, char *subdirs, char *filter, char **psList, int *numfiles ) {
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char search[MAX_OSPATH], newsubdirs[MAX_OSPATH];
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char filename[MAX_OSPATH];
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int findhandle;
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struct _finddata_t findinfo;
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if ( *numfiles >= MAX_FOUND_FILES - 1 ) {
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return;
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}
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if (strlen(subdirs)) {
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Com_sprintf( search, sizeof(search), "%s\\%s\\*", basedir, subdirs );
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}
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else {
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Com_sprintf( search, sizeof(search), "%s\\*", basedir );
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}
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findhandle = _findfirst (search, &findinfo);
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if (findhandle == -1) {
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return;
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}
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do {
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if (findinfo.attrib & _A_SUBDIR) {
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if (Q_stricmp(findinfo.name, ".") && Q_stricmp(findinfo.name, "..")) {
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if (strlen(subdirs)) {
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Com_sprintf( newsubdirs, sizeof(newsubdirs), "%s\\%s", subdirs, findinfo.name);
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}
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else {
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Com_sprintf( newsubdirs, sizeof(newsubdirs), "%s", findinfo.name);
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}
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Sys_ListFilteredFiles( basedir, newsubdirs, filter, psList, numfiles );
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}
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}
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if ( *numfiles >= MAX_FOUND_FILES - 1 ) {
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break;
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}
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Com_sprintf( filename, sizeof(filename), "%s\\%s", subdirs, findinfo.name );
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if (!Com_FilterPath( filter, filename, qfalse ))
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continue;
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psList[ *numfiles ] = CopyString( filename );
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(*numfiles)++;
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} while ( _findnext (findhandle, &findinfo) != -1 );
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_findclose (findhandle);
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}
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static qboolean strgtr(const char *s0, const char *s1) {
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int l0, l1, i;
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l0 = strlen(s0);
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l1 = strlen(s1);
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if (l1<l0) {
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l0 = l1;
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}
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for(i=0;i<l0;i++) {
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if (s1[i] > s0[i]) {
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return qtrue;
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}
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if (s1[i] < s0[i]) {
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return qfalse;
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}
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}
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return qfalse;
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}
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char **Sys_ListFiles( const char *directory, const char *extension, char *filter, int *numfiles, qboolean wantsubs ) {
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char search[MAX_OSPATH];
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int nfiles;
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char **listCopy;
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char *list[MAX_FOUND_FILES];
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struct _finddata_t findinfo;
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int findhandle;
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int flag;
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int i;
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if (filter) {
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nfiles = 0;
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Sys_ListFilteredFiles( directory, "", filter, list, &nfiles );
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list[ nfiles ] = 0;
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*numfiles = nfiles;
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if (!nfiles)
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return NULL;
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listCopy = (char **)Z_Malloc( ( nfiles + 1 ) * sizeof( *listCopy ), TAG_FILESYS );
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for ( i = 0 ; i < nfiles ; i++ ) {
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listCopy[i] = list[i];
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}
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listCopy[i] = NULL;
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return listCopy;
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}
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if ( !extension) {
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extension = "";
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}
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// passing a slash as extension will find directories
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if ( extension[0] == '/' && extension[1] == 0 ) {
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extension = "";
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flag = 0;
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} else {
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flag = _A_SUBDIR;
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}
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Com_sprintf( search, sizeof(search), "%s\\*%s", directory, extension );
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// search
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nfiles = 0;
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findhandle = _findfirst (search, &findinfo);
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if (findhandle == -1) {
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*numfiles = 0;
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return NULL;
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}
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do {
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if ( (!wantsubs && flag ^ ( findinfo.attrib & _A_SUBDIR )) || (wantsubs && findinfo.attrib & _A_SUBDIR) ) {
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if ( nfiles == MAX_FOUND_FILES - 1 ) {
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break;
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}
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list[ nfiles ] = CopyString( findinfo.name );
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nfiles++;
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}
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} while ( _findnext (findhandle, &findinfo) != -1 );
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list[ nfiles ] = 0;
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|
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_findclose (findhandle);
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// return a copy of the list
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*numfiles = nfiles;
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|
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if ( !nfiles ) {
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return NULL;
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}
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listCopy = (char **)Z_Malloc( ( nfiles + 1 ) * sizeof( *listCopy ), TAG_FILESYS );
|
|
for ( i = 0 ; i < nfiles ; i++ ) {
|
|
listCopy[i] = list[i];
|
|
}
|
|
listCopy[i] = NULL;
|
|
|
|
do {
|
|
flag = 0;
|
|
for(i=1; i<nfiles; i++) {
|
|
if (strgtr(listCopy[i-1], listCopy[i])) {
|
|
char *temp = listCopy[i];
|
|
listCopy[i] = listCopy[i-1];
|
|
listCopy[i-1] = temp;
|
|
flag = 1;
|
|
}
|
|
}
|
|
} while(flag);
|
|
|
|
return listCopy;
|
|
}
|
|
|
|
void Sys_FreeFileList( char **psList ) {
|
|
int i;
|
|
|
|
if ( !psList ) {
|
|
return;
|
|
}
|
|
|
|
for ( i = 0 ; psList[i] ; i++ ) {
|
|
Z_Free( psList[i] );
|
|
}
|
|
|
|
Z_Free( psList );
|
|
}
|
|
|
|
//========================================================
|
|
|
|
|
|
/*
|
|
================
|
|
Sys_ScanForCD
|
|
|
|
Search all the drives to see if there is a valid CD to grab
|
|
the cddir from
|
|
================
|
|
*/
|
|
#ifdef FINAL_BUILD
|
|
static qboolean Sys_ScanForCD( void ) {
|
|
char drive[4];
|
|
FILE *f;
|
|
char test[MAX_OSPATH];
|
|
|
|
drive[0] = 'c';
|
|
drive[1] = ':';
|
|
drive[2] = '\\';
|
|
drive[3] = 0;
|
|
|
|
// scan the drives
|
|
for ( drive[0] = 'c' ; drive[0] <= 'z' ; drive[0]++ ) {
|
|
if ( GetDriveType (drive) == DRIVE_CDROM ) {
|
|
BOOL Result;
|
|
char VolumeName[MAX_PATH],FileSystemName[MAX_PATH];
|
|
DWORD VolumeSerialNumber,MaximumComponentLength,FileSystemFlags;
|
|
|
|
Result = GetVolumeInformation(drive,VolumeName,sizeof(VolumeName),&VolumeSerialNumber,
|
|
&MaximumComponentLength,&FileSystemFlags,FileSystemName,sizeof(FileSystemName));
|
|
|
|
if (Result && (strcmpi(VolumeName,"JEDIOUTCAST") == 0 ) )
|
|
{
|
|
sprintf (test, "%s%s\\%s",drive, CD_BASEDIR, CD_EXE);
|
|
f = fopen( test, "r" );
|
|
if ( f ) {
|
|
fclose (f);
|
|
return qtrue;
|
|
} else {
|
|
sprintf(test, "%s%s\\%s", drive, CD_BASEDIR, CD_EXE_LINUX);
|
|
f = fopen( test, "r" );
|
|
if ( f ) {
|
|
fclose (f);
|
|
return qtrue;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return qfalse;
|
|
}
|
|
#endif
|
|
/*
|
|
================
|
|
Sys_CheckCD
|
|
|
|
Return true if the proper CD is in the drive
|
|
================
|
|
*/
|
|
qboolean Sys_CheckCD( void ) {
|
|
#ifdef FINAL_BUILD
|
|
// return Sys_ScanForCD();
|
|
#else
|
|
return qtrue;
|
|
#endif
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
Sys_GetClipboardData
|
|
|
|
================
|
|
*/
|
|
char *Sys_GetClipboardData( void ) {
|
|
char *data = NULL;
|
|
char *cliptext;
|
|
|
|
if ( OpenClipboard( NULL ) != 0 ) {
|
|
HANDLE hClipboardData;
|
|
|
|
if ( ( hClipboardData = GetClipboardData( CF_TEXT ) ) != 0 ) {
|
|
if ( ( cliptext = (char *)GlobalLock( hClipboardData ) ) != 0 ) {
|
|
data = (char *)Z_Malloc( GlobalSize( hClipboardData ) + 1, TAG_CLIPBOARD);
|
|
Q_strncpyz( data, cliptext, GlobalSize( hClipboardData )+1 );
|
|
GlobalUnlock( hClipboardData );
|
|
|
|
strtok( data, "\n\r\b" );
|
|
}
|
|
}
|
|
CloseClipboard();
|
|
}
|
|
return data;
|
|
}
|
|
|
|
|
|
/*
|
|
========================================================================
|
|
|
|
LOAD/UNLOAD DLL
|
|
|
|
========================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
Sys_UnloadDll
|
|
|
|
=================
|
|
*/
|
|
void Sys_UnloadDll( void *dllHandle ) {
|
|
if ( !dllHandle ) {
|
|
return;
|
|
}
|
|
if ( !FreeLibrary( (struct HINSTANCE__ *)dllHandle ) ) {
|
|
Com_Error (ERR_FATAL, "Sys_UnloadDll FreeLibrary failed");
|
|
}
|
|
}
|
|
//make sure the dll can be opened by the file system, then write the
|
|
//file back out again so it can be loaded is a library. If the read
|
|
//fails then the dll is probably not in the pk3 and we are running
|
|
//a pure server -rww
|
|
bool Sys_UnpackDLL(const char *name)
|
|
{
|
|
void *data;
|
|
fileHandle_t f;
|
|
int len = FS_ReadFile(name, &data);
|
|
int ck;
|
|
|
|
if (len < 1)
|
|
{ //failed to read the file (out of the pk3 if pure)
|
|
return false;
|
|
}
|
|
|
|
if (FS_FileIsInPAK(name, &ck) == -1)
|
|
{ //alright, it isn't in a pk3 anyway, so we don't need to write it.
|
|
//this is allowable when running non-pure.
|
|
FS_FreeFile(data);
|
|
return true;
|
|
}
|
|
|
|
f = FS_FOpenFileWrite( name );
|
|
if ( !f )
|
|
{ //can't open for writing? Might be in use.
|
|
//This is possibly a malicious user attempt to circumvent dll
|
|
//replacement so we won't allow it.
|
|
FS_FreeFile(data);
|
|
return false;
|
|
}
|
|
|
|
if (FS_Write( data, len, f ) < len)
|
|
{ //Failed to write the full length. Full disk maybe?
|
|
FS_FreeFile(data);
|
|
return false;
|
|
}
|
|
|
|
FS_FCloseFile( f );
|
|
FS_FreeFile(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
Sys_LoadDll
|
|
|
|
Used to load a development dll instead of a virtual machine
|
|
=================
|
|
*/
|
|
extern char *FS_BuildOSPath( const char *base, const char *game, const char *qpath );
|
|
|
|
void * QDECL Sys_LoadDll( const char *name, int (QDECL **entryPoint)(int, ...),
|
|
int (QDECL *systemcalls)(int, ...) ) {
|
|
static int lastWarning = 0;
|
|
HINSTANCE libHandle;
|
|
void (QDECL *dllEntry)( int (QDECL *syscallptr)(int, ...) );
|
|
char *basepath;
|
|
char *cdpath;
|
|
char *gamedir;
|
|
char *fn;
|
|
char filename[MAX_QPATH];
|
|
|
|
Com_sprintf( filename, sizeof( filename ), "%sx86.dll", name );
|
|
|
|
if (!Sys_UnpackDLL(filename))
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// rjr disable for final release #ifndef NDEBUG
|
|
libHandle = LoadLibrary( filename );
|
|
if ( !libHandle ) {
|
|
//#endif
|
|
basepath = Cvar_VariableString( "fs_basepath" );
|
|
cdpath = Cvar_VariableString( "fs_cdpath" );
|
|
gamedir = Cvar_VariableString( "fs_game" );
|
|
|
|
fn = FS_BuildOSPath( basepath, gamedir, filename );
|
|
libHandle = LoadLibrary( fn );
|
|
|
|
if ( !libHandle ) {
|
|
if( cdpath[0] ) {
|
|
fn = FS_BuildOSPath( cdpath, gamedir, filename );
|
|
libHandle = LoadLibrary( fn );
|
|
}
|
|
|
|
if ( !libHandle ) {
|
|
return NULL;
|
|
}
|
|
}
|
|
//#ifndef NDEBUG
|
|
}
|
|
//#endif
|
|
|
|
dllEntry = ( void (QDECL *)( int (QDECL *)( int, ... ) ) )GetProcAddress( libHandle, "dllEntry" );
|
|
*entryPoint = (int (QDECL *)(int,...))GetProcAddress( libHandle, "vmMain" );
|
|
if ( !*entryPoint || !dllEntry ) {
|
|
FreeLibrary( libHandle );
|
|
return NULL;
|
|
}
|
|
dllEntry( systemcalls );
|
|
|
|
return libHandle;
|
|
}
|
|
|
|
|
|
/*
|
|
========================================================================
|
|
|
|
BACKGROUND FILE STREAMING
|
|
|
|
========================================================================
|
|
*/
|
|
|
|
#if 1
|
|
|
|
void Sys_InitStreamThread( void ) {
|
|
}
|
|
|
|
void Sys_ShutdownStreamThread( void ) {
|
|
}
|
|
|
|
void Sys_BeginStreamedFile( fileHandle_t f, int readAhead ) {
|
|
}
|
|
|
|
void Sys_EndStreamedFile( fileHandle_t f ) {
|
|
}
|
|
|
|
int Sys_StreamedRead( void *buffer, int size, int count, fileHandle_t f ) {
|
|
return FS_Read( buffer, size * count, f );
|
|
}
|
|
|
|
void Sys_StreamSeek( fileHandle_t f, int offset, int origin ) {
|
|
FS_Seek( f, offset, origin );
|
|
}
|
|
|
|
|
|
#else
|
|
|
|
typedef struct {
|
|
fileHandle_t file;
|
|
byte *buffer;
|
|
qboolean eof;
|
|
qboolean active;
|
|
int bufferSize;
|
|
int streamPosition; // next byte to be returned by Sys_StreamRead
|
|
int threadPosition; // next byte to be read from file
|
|
} streamsIO_t;
|
|
|
|
typedef struct {
|
|
HANDLE threadHandle;
|
|
int threadId;
|
|
CRITICAL_SECTION crit;
|
|
streamsIO_t sIO[MAX_FILE_HANDLES];
|
|
} streamState_t;
|
|
|
|
streamState_t stream;
|
|
|
|
/*
|
|
===============
|
|
Sys_StreamThread
|
|
|
|
A thread will be sitting in this loop forever
|
|
================
|
|
*/
|
|
void Sys_StreamThread( void ) {
|
|
int buffer;
|
|
int count;
|
|
int readCount;
|
|
int bufferPoint;
|
|
int r, i;
|
|
|
|
while (1) {
|
|
Sleep( 10 );
|
|
// EnterCriticalSection (&stream.crit);
|
|
|
|
for (i=1;i<MAX_FILE_HANDLES;i++) {
|
|
// if there is any space left in the buffer, fill it up
|
|
if ( stream.sIO[i].active && !stream.sIO[i].eof ) {
|
|
count = stream.sIO[i].bufferSize - (stream.sIO[i].threadPosition - stream.sIO[i].streamPosition);
|
|
if ( !count ) {
|
|
continue;
|
|
}
|
|
|
|
bufferPoint = stream.sIO[i].threadPosition % stream.sIO[i].bufferSize;
|
|
buffer = stream.sIO[i].bufferSize - bufferPoint;
|
|
readCount = buffer < count ? buffer : count;
|
|
|
|
r = FS_Read( stream.sIO[i].buffer + bufferPoint, readCount, stream.sIO[i].file );
|
|
stream.sIO[i].threadPosition += r;
|
|
|
|
if ( r != readCount ) {
|
|
stream.sIO[i].eof = qtrue;
|
|
}
|
|
}
|
|
}
|
|
// LeaveCriticalSection (&stream.crit);
|
|
}
|
|
}
|
|
|
|
/*
|
|
===============
|
|
Sys_InitStreamThread
|
|
|
|
================
|
|
*/
|
|
void Sys_InitStreamThread( void ) {
|
|
int i;
|
|
|
|
InitializeCriticalSection ( &stream.crit );
|
|
|
|
// don't leave the critical section until there is a
|
|
// valid file to stream, which will cause the StreamThread
|
|
// to sleep without any overhead
|
|
// EnterCriticalSection( &stream.crit );
|
|
|
|
stream.threadHandle = CreateThread(
|
|
NULL, // LPSECURITY_ATTRIBUTES lpsa,
|
|
0, // DWORD cbStack,
|
|
(LPTHREAD_START_ROUTINE)Sys_StreamThread, // LPTHREAD_START_ROUTINE lpStartAddr,
|
|
0, // LPVOID lpvThreadParm,
|
|
0, // DWORD fdwCreate,
|
|
&stream.threadId);
|
|
for(i=0;i<MAX_FILE_HANDLES;i++) {
|
|
stream.sIO[i].active = qfalse;
|
|
}
|
|
}
|
|
|
|
/*
|
|
===============
|
|
Sys_ShutdownStreamThread
|
|
|
|
================
|
|
*/
|
|
void Sys_ShutdownStreamThread( void ) {
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
Sys_BeginStreamedFile
|
|
|
|
================
|
|
*/
|
|
void Sys_BeginStreamedFile( fileHandle_t f, int readAhead ) {
|
|
if ( stream.sIO[f].file ) {
|
|
Sys_EndStreamedFile( stream.sIO[f].file );
|
|
}
|
|
|
|
stream.sIO[f].file = f;
|
|
stream.sIO[f].buffer = Z_Malloc( readAhead );
|
|
stream.sIO[f].bufferSize = readAhead;
|
|
stream.sIO[f].streamPosition = 0;
|
|
stream.sIO[f].threadPosition = 0;
|
|
stream.sIO[f].eof = qfalse;
|
|
stream.sIO[f].active = qtrue;
|
|
|
|
// let the thread start running
|
|
// LeaveCriticalSection( &stream.crit );
|
|
}
|
|
|
|
/*
|
|
===============
|
|
Sys_EndStreamedFile
|
|
|
|
================
|
|
*/
|
|
void Sys_EndStreamedFile( fileHandle_t f ) {
|
|
if ( f != stream.sIO[f].file ) {
|
|
Com_Error( ERR_FATAL, "Sys_EndStreamedFile: wrong file");
|
|
}
|
|
// don't leave critical section until another stream is started
|
|
EnterCriticalSection( &stream.crit );
|
|
|
|
stream.sIO[f].file = 0;
|
|
stream.sIO[f].active = qfalse;
|
|
|
|
Z_Free( stream.sIO[f].buffer );
|
|
|
|
LeaveCriticalSection( &stream.crit );
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
Sys_StreamedRead
|
|
|
|
================
|
|
*/
|
|
int Sys_StreamedRead( void *buffer, int size, int count, fileHandle_t f ) {
|
|
int available;
|
|
int remaining;
|
|
int sleepCount;
|
|
int copy;
|
|
int bufferCount;
|
|
int bufferPoint;
|
|
byte *dest;
|
|
|
|
if (stream.sIO[f].active == qfalse) {
|
|
Com_Error( ERR_FATAL, "Streamed read with non-streaming file" );
|
|
}
|
|
|
|
dest = (byte *)buffer;
|
|
remaining = size * count;
|
|
|
|
if ( remaining <= 0 ) {
|
|
Com_Error( ERR_FATAL, "Streamed read with non-positive size" );
|
|
}
|
|
|
|
sleepCount = 0;
|
|
while ( remaining > 0 ) {
|
|
available = stream.sIO[f].threadPosition - stream.sIO[f].streamPosition;
|
|
if ( !available ) {
|
|
if ( stream.sIO[f].eof ) {
|
|
break;
|
|
}
|
|
if ( sleepCount == 1 ) {
|
|
Com_DPrintf( "Sys_StreamedRead: waiting\n" );
|
|
}
|
|
if ( ++sleepCount > 100 ) {
|
|
Com_Error( ERR_FATAL, "Sys_StreamedRead: thread has died");
|
|
}
|
|
Sleep( 10 );
|
|
continue;
|
|
}
|
|
|
|
EnterCriticalSection( &stream.crit );
|
|
|
|
bufferPoint = stream.sIO[f].streamPosition % stream.sIO[f].bufferSize;
|
|
bufferCount = stream.sIO[f].bufferSize - bufferPoint;
|
|
|
|
copy = available < bufferCount ? available : bufferCount;
|
|
if ( copy > remaining ) {
|
|
copy = remaining;
|
|
}
|
|
memcpy( dest, stream.sIO[f].buffer + bufferPoint, copy );
|
|
stream.sIO[f].streamPosition += copy;
|
|
dest += copy;
|
|
remaining -= copy;
|
|
|
|
LeaveCriticalSection( &stream.crit );
|
|
}
|
|
|
|
return (count * size - remaining) / size;
|
|
}
|
|
|
|
/*
|
|
===============
|
|
Sys_StreamSeek
|
|
|
|
================
|
|
*/
|
|
void Sys_StreamSeek( fileHandle_t f, int offset, int origin ) {
|
|
|
|
// halt the thread
|
|
EnterCriticalSection( &stream.crit );
|
|
|
|
// clear to that point
|
|
FS_Seek( f, offset, origin );
|
|
stream.sIO[f].streamPosition = 0;
|
|
stream.sIO[f].threadPosition = 0;
|
|
stream.sIO[f].eof = qfalse;
|
|
|
|
// let the thread start running at the new position
|
|
LeaveCriticalSection( &stream.crit );
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
========================================================================
|
|
|
|
EVENT LOOP
|
|
|
|
========================================================================
|
|
*/
|
|
|
|
#define MAX_QUED_EVENTS 256
|
|
#define MASK_QUED_EVENTS ( MAX_QUED_EVENTS - 1 )
|
|
|
|
sysEvent_t eventQue[MAX_QUED_EVENTS];
|
|
static int eventHead=0;
|
|
static int eventTail=0;
|
|
byte sys_packetReceived[MAX_MSGLEN];
|
|
|
|
/*
|
|
================
|
|
Sys_QueEvent
|
|
|
|
A time of 0 will get the current time
|
|
Ptr should either be null, or point to a block of data that can
|
|
be freed by the game later.
|
|
================
|
|
*/
|
|
void Sys_QueEvent( int time, sysEventType_t type, int value, int value2, int ptrLength, void *ptr ) {
|
|
sysEvent_t *ev;
|
|
|
|
ev = &eventQue[ eventHead & MASK_QUED_EVENTS ];
|
|
if ( eventHead - eventTail >= MAX_QUED_EVENTS ) {
|
|
Com_Printf("Sys_QueEvent: overflow\n");
|
|
// we are discarding an event, but don't leak memory
|
|
if ( ev->evPtr ) {
|
|
Z_Free( ev->evPtr );
|
|
}
|
|
eventTail++;
|
|
}
|
|
|
|
eventHead++;
|
|
|
|
if ( time == 0 ) {
|
|
time = Sys_Milliseconds();
|
|
}
|
|
|
|
ev->evTime = time;
|
|
ev->evType = type;
|
|
ev->evValue = value;
|
|
ev->evValue2 = value2;
|
|
ev->evPtrLength = ptrLength;
|
|
ev->evPtr = ptr;
|
|
}
|
|
|
|
/*
|
|
================
|
|
Sys_GetEvent
|
|
|
|
================
|
|
*/
|
|
sysEvent_t Sys_GetEvent( void ) {
|
|
MSG msg;
|
|
sysEvent_t ev;
|
|
char *s;
|
|
msg_t netmsg;
|
|
netadr_t adr;
|
|
|
|
// return if we have data
|
|
if ( eventHead > eventTail ) {
|
|
eventTail++;
|
|
return eventQue[ ( eventTail - 1 ) & MASK_QUED_EVENTS ];
|
|
}
|
|
|
|
// pump the message loop
|
|
while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE)) {
|
|
if ( !GetMessage (&msg, NULL, 0, 0) ) {
|
|
Com_Quit_f();
|
|
}
|
|
|
|
// save the msg time, because wndprocs don't have access to the timestamp
|
|
// g_wv.sysMsgTime = msg.time;
|
|
|
|
TranslateMessage (&msg);
|
|
DispatchMessage (&msg);
|
|
}
|
|
|
|
// check for console commands
|
|
s = Sys_ConsoleInput();
|
|
if ( s ) {
|
|
char *b;
|
|
int len;
|
|
|
|
len = strlen( s ) + 1;
|
|
b = (char *)Z_Malloc( len, TAG_EVENT );
|
|
Q_strncpyz( b, s, len );
|
|
Sys_QueEvent( 0, SE_CONSOLE, 0, 0, len, b );
|
|
}
|
|
|
|
// check for network packets
|
|
MSG_Init( &netmsg, sys_packetReceived, sizeof( sys_packetReceived ) );
|
|
if ( Sys_GetPacket ( &adr, &netmsg ) ) {
|
|
netadr_t *buf;
|
|
int len;
|
|
|
|
// copy out to a seperate buffer for qeueing
|
|
// the readcount stepahead is for SOCKS support
|
|
len = sizeof( netadr_t ) + netmsg.cursize - netmsg.readcount;
|
|
buf = (netadr_t *)Z_Malloc( len, TAG_EVENT, qtrue );
|
|
*buf = adr;
|
|
memcpy( buf+1, &netmsg.data[netmsg.readcount], netmsg.cursize - netmsg.readcount );
|
|
Sys_QueEvent( 0, SE_PACKET, 0, 0, len, buf );
|
|
}
|
|
|
|
// return if we have data
|
|
if ( eventHead > eventTail ) {
|
|
eventTail++;
|
|
return eventQue[ ( eventTail - 1 ) & MASK_QUED_EVENTS ];
|
|
}
|
|
|
|
// create an empty event to return
|
|
|
|
memset( &ev, 0, sizeof( ev ) );
|
|
ev.evTime = timeGetTime();
|
|
|
|
return ev;
|
|
}
|
|
|
|
//================================================================
|
|
|
|
/*
|
|
=================
|
|
Sys_In_Restart_f
|
|
|
|
Restart the input subsystem
|
|
=================
|
|
*/
|
|
void Sys_In_Restart_f( void ) {
|
|
IN_Shutdown();
|
|
IN_Init();
|
|
}
|
|
|
|
|
|
/*
|
|
=================
|
|
Sys_Net_Restart_f
|
|
|
|
Restart the network subsystem
|
|
=================
|
|
*/
|
|
void Sys_Net_Restart_f( void ) {
|
|
NET_Restart();
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
Sys_Init
|
|
|
|
Called after the common systems (cvars, files, etc)
|
|
are initialized
|
|
================
|
|
*/
|
|
#define OSR2_BUILD_NUMBER 1111
|
|
#define WIN98_BUILD_NUMBER 1998
|
|
|
|
void Sys_Init( void ) {
|
|
int cpuid;
|
|
|
|
// make sure the timer is high precision, otherwise
|
|
// NT gets 18ms resolution
|
|
timeBeginPeriod( 1 );
|
|
|
|
Cmd_AddCommand ("in_restart", Sys_In_Restart_f);
|
|
Cmd_AddCommand ("net_restart", Sys_Net_Restart_f);
|
|
|
|
// g_wv.osversion.dwOSVersionInfoSize = sizeof( g_wv.osversion );
|
|
|
|
// if (!GetVersionEx (&g_wv.osversion))
|
|
// Sys_Error ("Couldn't get OS info");
|
|
|
|
// if (g_wv.osversion.dwMajorVersion < 4)
|
|
// Sys_Error ("This game requires Windows version 4 or greater");
|
|
// if (g_wv.osversion.dwPlatformId == VER_PLATFORM_WIN32s)
|
|
// Sys_Error ("This game doesn't run on Win32s");
|
|
|
|
// if ( g_wv.osversion.dwPlatformId == VER_PLATFORM_WIN32_NT )
|
|
// {
|
|
// Cvar_Set( "arch", "winnt" );
|
|
// }
|
|
// else if ( g_wv.osversion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS )
|
|
// {
|
|
// if ( LOWORD( g_wv.osversion.dwBuildNumber ) >= WIN98_BUILD_NUMBER )
|
|
// {
|
|
// Cvar_Set( "arch", "win98" );
|
|
// }
|
|
// else if ( LOWORD( g_wv.osversion.dwBuildNumber ) >= OSR2_BUILD_NUMBER )
|
|
// {
|
|
// Cvar_Set( "arch", "win95 osr2.x" );
|
|
// }
|
|
// else
|
|
// {
|
|
// Cvar_Set( "arch", "win95" );
|
|
// }
|
|
// }
|
|
// else
|
|
// {
|
|
// Cvar_Set( "arch", "unknown Windows variant" );
|
|
// }
|
|
|
|
// save out a couple things in rom cvars for the renderer to access
|
|
// Cvar_Get( "win_hinstance", va("%i", (int)g_wv.hInstance), CVAR_ROM );
|
|
// Cvar_Get( "win_wndproc", va("%i", (int)MainWndProc), CVAR_ROM );
|
|
|
|
//
|
|
// figure out our CPU
|
|
//
|
|
Cvar_Get( "sys_cpustring", "detect", 0 );
|
|
if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring"), "detect" ) )
|
|
{
|
|
Com_Printf( "...detecting CPU, found " );
|
|
|
|
cpuid = Sys_GetProcessorId();
|
|
|
|
switch ( cpuid )
|
|
{
|
|
case CPUID_GENERIC:
|
|
Cvar_Set( "sys_cpustring", "generic" );
|
|
break;
|
|
case CPUID_INTEL_UNSUPPORTED:
|
|
Cvar_Set( "sys_cpustring", "x86 (pre-Pentium)" );
|
|
break;
|
|
case CPUID_INTEL_PENTIUM:
|
|
Cvar_Set( "sys_cpustring", "x86 (P5/PPro, non-MMX)" );
|
|
break;
|
|
case CPUID_INTEL_MMX:
|
|
Cvar_Set( "sys_cpustring", "x86 (P5/Pentium2, MMX)" );
|
|
break;
|
|
case CPUID_INTEL_KATMAI:
|
|
Cvar_Set( "sys_cpustring", "Intel Pentium III" );
|
|
break;
|
|
case CPUID_INTEL_WILLIAMETTE:
|
|
Cvar_Set( "sys_cpustring", "Intel Pentium IV" );
|
|
break;
|
|
case CPUID_AMD_3DNOW:
|
|
Cvar_Set( "sys_cpustring", "AMD w/ 3DNow!" );
|
|
break;
|
|
case CPUID_AXP:
|
|
Cvar_Set( "sys_cpustring", "Alpha AXP" );
|
|
break;
|
|
default:
|
|
Com_Error( ERR_FATAL, "Unknown cpu type %d\n", cpuid );
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Com_Printf( "...forcing CPU type to " );
|
|
if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "generic" ) )
|
|
{
|
|
cpuid = CPUID_GENERIC;
|
|
}
|
|
else if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "x87" ) )
|
|
{
|
|
cpuid = CPUID_INTEL_PENTIUM;
|
|
}
|
|
else if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "mmx" ) )
|
|
{
|
|
cpuid = CPUID_INTEL_MMX;
|
|
}
|
|
else if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "3dnow" ) )
|
|
{
|
|
cpuid = CPUID_AMD_3DNOW;
|
|
}
|
|
else if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "PentiumIII" ) )
|
|
{
|
|
cpuid = CPUID_INTEL_KATMAI;
|
|
}
|
|
else if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "PentiumIV" ) )
|
|
{
|
|
cpuid = CPUID_INTEL_WILLIAMETTE;
|
|
}
|
|
else if ( !Q_stricmp( Cvar_VariableString( "sys_cpustring" ), "axp" ) )
|
|
{
|
|
cpuid = CPUID_AXP;
|
|
}
|
|
else
|
|
{
|
|
Com_Printf( "WARNING: unknown sys_cpustring '%s'\n", Cvar_VariableString( "sys_cpustring" ) );
|
|
cpuid = CPUID_GENERIC;
|
|
}
|
|
}
|
|
Cvar_SetValue( "sys_cpuid", cpuid );
|
|
Com_Printf( "%s\n", Cvar_VariableString( "sys_cpustring" ) );
|
|
|
|
Cvar_Set( "username", Sys_GetCurrentUser() );
|
|
|
|
IN_Init(); // FIXME: not in dedicated?
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//int totalMsec, countMsec;
|
|
|
|
/*
|
|
==================
|
|
WinMain
|
|
|
|
==================
|
|
*/
|
|
//int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
|
|
int main(int argc, char **argv)
|
|
{
|
|
char cwd[MAX_OSPATH];
|
|
char *cmdline;
|
|
int i,len;
|
|
// int startTime, endTime;
|
|
|
|
// should never get a previous instance in Win32
|
|
// if ( hPrevInstance ) {
|
|
// return 0;
|
|
// }
|
|
|
|
// sys_checksum = Sys_CodeInMemoryChecksum( hInstance );
|
|
// Sys_VerifyCodeChecksum( hInstance );
|
|
|
|
// merge the command line, this is kinda silly
|
|
for (len = 1, i = 1; i < argc; i++)
|
|
len += strlen(argv[i]) + 1;
|
|
cmdline = (char *)malloc(len);
|
|
*cmdline = 0;
|
|
for (i = 1; i < argc; i++) {
|
|
if (i > 1)
|
|
strcat(cmdline, " ");
|
|
strcat(cmdline, argv[i]);
|
|
}
|
|
|
|
// g_wv.hInstance = hInstance;
|
|
// Q_strncpyz( sys_cmdline, lpCmdLine, sizeof( sys_cmdline ) );
|
|
|
|
|
|
// done before Com/Sys_Init since we need this for error output
|
|
// Sys_CreateConsole();
|
|
|
|
// no abort/retry/fail errors
|
|
SetErrorMode( SEM_FAILCRITICALERRORS );
|
|
|
|
// get the initial time base
|
|
Sys_Milliseconds();
|
|
|
|
#if 0
|
|
// if we find the CD, add a +set cddir xxx command line
|
|
Sys_ScanForCD();
|
|
#endif
|
|
|
|
|
|
Sys_InitStreamThread();
|
|
|
|
Com_Init( cmdline );
|
|
|
|
NET_Init();
|
|
|
|
_getcwd (cwd, sizeof(cwd));
|
|
Com_Printf("Working directory: %s\n", cwd);
|
|
|
|
// hide the early console since we've reached the point where we
|
|
// have a working graphics subsystems
|
|
if ( !com_dedicated->integer && !com_viewlog->integer ) {
|
|
Sys_ShowConsole( 0, qfalse );
|
|
}
|
|
|
|
#ifdef _DEBUG
|
|
if ( sys_monkeySpank ) {
|
|
Cvar_Set("cl_trn", "666");
|
|
}
|
|
#endif
|
|
|
|
// main game loop
|
|
while( 1 ) {
|
|
// if not running as a game client, sleep a bit
|
|
// if ( g_wv.isMinimized || ( com_dedicated && com_dedicated->integer ) ) {
|
|
Sleep( 5 );
|
|
// }
|
|
|
|
// set low precision every frame, because some system calls
|
|
// reset it arbitrarily
|
|
// _controlfp( _PC_24, _MCW_PC );
|
|
|
|
// startTime = Sys_Milliseconds();
|
|
|
|
// make sure mouse and joystick are only called once a frame
|
|
IN_Frame();
|
|
|
|
// run the game
|
|
Com_Frame();
|
|
|
|
// endTime = Sys_Milliseconds();
|
|
// totalMsec += endTime - startTime;
|
|
// countMsec++;
|
|
}
|
|
|
|
// never gets here
|
|
return 0;
|
|
}
|
|
|
|
|