mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-11-11 07:11:39 +00:00
Add missing grpscan.*
This commit is contained in:
nukeykt
Christoph Oelckers
parent
f0b1a37615
commit
0e52ea85cc
2 changed files with 554 additions and 0 deletions
470
source/exhumed/src/grpscan.cpp
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470
source/exhumed/src/grpscan.cpp
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//-------------------------------------------------------------------------
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/*
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Copyright (C) 2010 EDuke32 developers and contributors
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This file is part of EDuke32.
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EDuke32 is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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//-------------------------------------------------------------------------
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#include "baselayer.h"
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#include "cache1d.h"
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#include "exhumed.h"
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#include "common.h"
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#include "compat.h"
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#include "crc32.h"
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#include "grpscan.h"
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#include "scriptfile.h"
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#include "vfs.h"
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#ifndef EDUKE32_STANDALONE
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static void process_vaca13(int32_t crcval);
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static void process_vacapp15(int32_t crcval);
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// custom GRP support for the startup window, file format reflects the structure below
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#define GAMELISTFILE "games.list"
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// name crc size flags dependency
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static internalgrpinfo_t const internalgrpfiles[] =
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{
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{ "Powerslave", POWERSLAVE_CRC, 27020745, GAMEFLAG_POWERSLAVE, 0 },
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};
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#endif
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struct grpfile_t *foundgrps = NULL;
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struct grpinfo_t *listgrps = NULL;
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static void LoadList(const char * filename)
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{
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scriptfile *script = scriptfile_fromfile(filename);
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if (!script)
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return;
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#ifndef EDUKE32_STANDALONE
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scriptfile_addsymbolvalue("GAMEFLAG_POWERSLAVE", GAMEFLAG_POWERSLAVE);
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scriptfile_addsymbolvalue("POWERSLAVE_CRC", POWERSLAVE_CRC);
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#endif
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while (!scriptfile_eof(script))
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{
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enum
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{
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T_GRPINFO,
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T_GAMENAME,
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T_CRC,
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T_SIZE,
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T_DEPCRC,
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T_DEFNAME,
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T_FLAGS,
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};
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static const tokenlist profiletokens[] =
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{
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{ "grpinfo", T_GRPINFO },
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};
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int32_t token = getatoken(script,profiletokens,ARRAY_SIZE(profiletokens));
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switch (token)
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{
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case T_GRPINFO:
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{
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int32_t gsize = 0, gcrcval = 0, gflags = GAMEFLAG_POWERSLAVE, gdepcrc = POWERSLAVE_CRC;
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char *gname = NULL, *gdef = NULL;
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char *grpend = NULL;
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static const tokenlist grpinfotokens[] =
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{
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{ "name", T_GAMENAME },
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{ "defname", T_DEFNAME },
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{ "crc", T_CRC },
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{ "dependency", T_DEPCRC },
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{ "size", T_SIZE },
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{ "flags", T_FLAGS },
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};
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if (scriptfile_getbraces(script,&grpend)) break;
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while (script->textptr < grpend)
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{
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int32_t token = getatoken(script,grpinfotokens,ARRAY_SIZE(grpinfotokens));
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switch (token)
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{
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case T_GAMENAME:
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scriptfile_getstring(script,&gname); break;
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case T_DEFNAME:
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scriptfile_getstring(script,&gdef); break;
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case T_FLAGS:
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scriptfile_getsymbol(script,&gflags); gflags &= GAMEFLAGMASK; break;
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case T_DEPCRC:
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scriptfile_getsymbol(script,&gdepcrc); break;
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case T_CRC:
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scriptfile_getsymbol(script,&gcrcval); break;
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case T_SIZE:
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scriptfile_getnumber(script,&gsize); break;
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default:
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break;
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}
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grpinfo_t * const fg = (grpinfo_t *)Xcalloc(1, sizeof(grpinfo_t));
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fg->next = listgrps;
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listgrps = fg;
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if (gname)
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fg->name = Xstrdup(gname);
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fg->size = gsize;
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fg->crcval = gcrcval;
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fg->dependency = gdepcrc;
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fg->game = gflags;
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if (gdef)
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fg->defname = dup_filename(gdef);
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}
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break;
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}
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default:
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break;
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}
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}
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scriptfile_close(script);
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scriptfile_clearsymbols();
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}
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static void LoadGameList(void)
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{
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#ifndef EDUKE32_STANDALONE
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for (size_t i = 0; i < ARRAY_SIZE(internalgrpfiles); i++)
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{
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grpinfo_t * const fg = (grpinfo_t *)Xcalloc(1, sizeof(grpinfo_t));
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fg->name = Xstrdup(internalgrpfiles[i].name);
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fg->crcval = internalgrpfiles[i].crcval;
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fg->size = internalgrpfiles[i].size;
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fg->game = internalgrpfiles[i].game;
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fg->dependency = internalgrpfiles[i].dependency;
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fg->next = listgrps;
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listgrps = fg;
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}
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#endif
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#ifdef USE_PHYSFS
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auto const base = PHYSFS_getBaseDir();
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#else
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static char const base[] = "/";
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#endif
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CACHE1D_FIND_REC * const srch = klistpath(base, "*.grpinfo", CACHE1D_FIND_FILE);
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for (CACHE1D_FIND_REC *sidx = srch; sidx; sidx = sidx->next)
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LoadList(sidx->name);
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klistfree(srch);
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}
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static void FreeGameList(void)
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{
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while (listgrps)
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{
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Xfree(listgrps->name);
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Xfree(listgrps->defname);
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grpinfo_t * const fg = listgrps->next;
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Xfree(listgrps);
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listgrps = fg;
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}
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}
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#define GRPCACHEFILE "grpfiles.cache"
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static struct grpcache
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{
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struct grpcache *next;
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int32_t size;
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int32_t mtime;
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int32_t crcval;
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char name[BMAX_PATH];
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}
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*grpcache = NULL, *usedgrpcache = NULL;
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static int32_t LoadGroupsCache(void)
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{
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struct grpcache *fg;
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int32_t fsize, fmtime, fcrcval;
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char *fname;
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scriptfile *script;
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script = scriptfile_fromfile(GRPCACHEFILE);
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if (!script) return -1;
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while (!scriptfile_eof(script))
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{
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if (scriptfile_getstring(script, &fname)) break; // filename
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if (scriptfile_getnumber(script, &fsize)) break; // filesize
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if (scriptfile_getnumber(script, &fmtime)) break; // modification time
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if (scriptfile_getnumber(script, &fcrcval)) break; // crc checksum
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fg = (struct grpcache *)Xcalloc(1, sizeof(struct grpcache));
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fg->next = grpcache;
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grpcache = fg;
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Bstrncpy(fg->name, fname, BMAX_PATH);
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fg->size = fsize;
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fg->mtime = fmtime;
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fg->crcval = fcrcval;
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}
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scriptfile_close(script);
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return 0;
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}
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static void FreeGroupsCache(void)
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{
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while (grpcache)
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{
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struct grpcache * const fg = grpcache->next;
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Xfree(grpcache);
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grpcache = fg;
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}
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}
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static void RemoveGroup(grpfile_t *igrp)
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{
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for (grpfile_t *prev = NULL, *grp = foundgrps; grp; grp=grp->next)
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{
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if (grp == igrp)
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{
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if (grp == foundgrps)
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foundgrps = grp->next;
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else
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prev->next = grp->next;
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Xfree((char *)grp->filename);
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Xfree(grp);
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return;
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}
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prev = grp;
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}
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}
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grpfile_t * FindGroup(int32_t crcval)
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{
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grpfile_t *grp;
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for (grp = foundgrps; grp; grp=grp->next)
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{
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if (grp->type->crcval == crcval)
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return grp;
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}
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return NULL;
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}
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#ifndef USE_PHYSFS
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static grpinfo_t const * FindGrpInfo(int32_t crcval, int32_t size)
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{
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grpinfo_t *grpinfo;
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for (grpinfo = listgrps; grpinfo; grpinfo=grpinfo->next)
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{
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if (grpinfo->crcval == crcval && grpinfo->size == size)
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return grpinfo;
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}
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return NULL;
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}
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static void ProcessGroups(CACHE1D_FIND_REC *srch)
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{
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CACHE1D_FIND_REC *sidx;
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struct grpcache *fg, *fgg;
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char *fn;
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struct Bstat st;
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static constexpr int ReadSize = 65536;
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auto buf = (uint8_t *)Xmalloc(ReadSize);
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for (sidx = srch; sidx; sidx = sidx->next)
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{
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for (fg = grpcache; fg; fg = fg->next)
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{
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if (!Bstrcmp(fg->name, sidx->name)) break;
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}
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if (fg)
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{
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if (findfrompath(sidx->name, &fn)) continue; // failed to resolve the filename
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if (Bstat(fn, &st))
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{
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Xfree(fn);
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continue;
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} // failed to stat the file
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Xfree(fn);
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if (fg->size == (int32_t)st.st_size && fg->mtime == (int32_t)st.st_mtime)
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{
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grpinfo_t const * const grptype = FindGrpInfo(fg->crcval, fg->size);
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if (grptype)
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{
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grpfile_t * const grp = (grpfile_t *)Xcalloc(1, sizeof(grpfile_t));
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grp->filename = Xstrdup(sidx->name);
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grp->type = grptype;
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grp->next = foundgrps;
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foundgrps = grp;
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}
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fgg = (struct grpcache *)Xcalloc(1, sizeof(struct grpcache));
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strcpy(fgg->name, fg->name);
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fgg->size = fg->size;
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fgg->mtime = fg->mtime;
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fgg->crcval = fg->crcval;
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fgg->next = usedgrpcache;
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usedgrpcache = fgg;
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continue;
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}
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}
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{
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int32_t b, fh;
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int32_t crcval = 0;
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fh = openfrompath(sidx->name, BO_RDONLY|BO_BINARY, BS_IREAD);
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if (fh < 0) continue;
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if (Bfstat(fh, &st)) continue;
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initprintf(" Checksumming %s...", sidx->name);
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do
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{
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b = read(fh, buf, ReadSize);
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if (b > 0) crcval = Bcrc32((uint8_t *)buf, b, crcval);
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}
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while (b == ReadSize);
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close(fh);
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initprintf(" Done\n");
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grpinfo_t const * const grptype = FindGrpInfo(crcval, st.st_size);
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if (grptype)
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{
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grpfile_t * const grp = (grpfile_t *)Xcalloc(1, sizeof(grpfile_t));
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grp->filename = Xstrdup(sidx->name);
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grp->type = grptype;
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grp->next = foundgrps;
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foundgrps = grp;
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}
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fgg = (struct grpcache *)Xcalloc(1, sizeof(struct grpcache));
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Bstrncpy(fgg->name, sidx->name, BMAX_PATH);
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fgg->size = st.st_size;
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fgg->mtime = st.st_mtime;
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fgg->crcval = crcval;
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fgg->next = usedgrpcache;
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usedgrpcache = fgg;
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}
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}
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Xfree(buf);
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}
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#endif
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int32_t ScanGroups(void)
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{
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#ifndef USE_PHYSFS
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struct grpcache *fg, *fgg;
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initprintf("Searching for game data...\n");
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LoadGameList();
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LoadGroupsCache();
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static char const *extensions[] =
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{
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"*.grp",
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"*.ssi",
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"*.dat",
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};
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for (char const *extension : extensions)
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{
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CACHE1D_FIND_REC *srch = klistpath("/", extension, CACHE1D_FIND_FILE);
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ProcessGroups(srch);
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klistfree(srch);
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}
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FreeGroupsCache();
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for (grpfile_t *grp = foundgrps; grp; grp=grp->next)
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{
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if (grp->type->dependency)
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{
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if (FindGroup(grp->type->dependency) == NULL) // couldn't find dependency
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{
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//initprintf("removing %s\n", grp->name);
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RemoveGroup(grp);
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grp = foundgrps;
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// start from the beginning so we can remove anything that depended on this grp
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continue;
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}
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}
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}
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if (usedgrpcache)
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{
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int32_t i = 0;
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buildvfs_FILE fp = buildvfs_fopen_write(GRPCACHEFILE);
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if (fp)
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{
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for (fg = usedgrpcache; fg; fg=fgg)
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{
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fgg = fg->next;
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fprintf(fp, "\"%s\" %d %d %d\n", fg->name, fg->size, fg->mtime, fg->crcval);
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Xfree(fg);
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i++;
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}
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buildvfs_fclose(fp);
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}
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// initprintf("Found %d recognized GRP %s.\n",i,i>1?"files":"file");
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return 0;
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}
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initprintf("Found no recognized game data!\n");
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#endif
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return 0;
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}
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void FreeGroups(void)
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{
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while (foundgrps)
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{
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Xfree((char *)foundgrps->filename);
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grpfile_t * const fg = foundgrps->next;
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Xfree(foundgrps);
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foundgrps = fg;
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}
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FreeGameList();
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}
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84
source/exhumed/src/grpscan.h
Normal file
84
source/exhumed/src/grpscan.h
Normal file
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@ -0,0 +1,84 @@
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//-------------------------------------------------------------------------
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/*
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Copyright (C) 2010 EDuke32 developers and contributors
|
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|
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This file is part of EDuke32.
|
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|
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EDuke32 is free software; you can redistribute it and/or
|
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modify it under the terms of the GNU General Public License version 2
|
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as published by the Free Software Foundation.
|
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|
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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|
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See the GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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//-------------------------------------------------------------------------
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#ifndef grpscan_h_
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#define grpscan_h_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MAXLISTNAMELEN 32
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// List of internally-known GRP files
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#define POWERSLAVE_CRC (int32_t)0x303CBD89
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// TODO:
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#define EXHUMED_CRC (int32_t)0x00000000
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#define GAMEFLAG_POWERSLAVE 0x00000001
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#define GAMEFLAG_EXHUMED 0x00000002
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||||
//#define GAMEFLAG_ADDON 0x00000010
|
||||
//#define GAMEFLAG_SHAREWARE 0x00000020
|
||||
#define GAMEFLAGMASK 0x000000FF // flags allowed from grpinfo
|
||||
|
||||
typedef struct internalgrpinfo_t {
|
||||
char const *name;
|
||||
int32_t const crcval;
|
||||
int32_t const size;
|
||||
int32_t const game;
|
||||
int32_t const dependency;
|
||||
// char const *scriptname;
|
||||
// void(*postprocessing)(int32_t);
|
||||
} internalgrpinfo_t;
|
||||
|
||||
typedef struct grpinfo_t {
|
||||
char *name;
|
||||
int32_t crcval;
|
||||
int32_t size;
|
||||
int32_t game;
|
||||
int32_t dependency;
|
||||
// char *scriptname;
|
||||
char *defname;
|
||||
// char *rtsname;
|
||||
// void (*postprocessing)(int32_t);
|
||||
struct grpinfo_t *next;
|
||||
} grpinfo_t;
|
||||
|
||||
typedef struct grpfile_t {
|
||||
char *filename;
|
||||
struct grpinfo_t const *type;
|
||||
struct grpfile_t *next;
|
||||
} grpfile_t;
|
||||
|
||||
extern grpfile_t *foundgrps;
|
||||
extern grpinfo_t *listgrps;
|
||||
|
||||
extern grpfile_t * FindGroup(int32_t crcval);
|
||||
|
||||
int32_t ScanGroups(void);
|
||||
void FreeGroups(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
Loading…
Reference in a new issue