From 952c5c128f9efaea89d41d882c4ea3ade7df4591 Mon Sep 17 00:00:00 2001 From: zakk Date: Fri, 26 Aug 2005 04:48:05 +0000 Subject: Itsa me, quake3io! git-svn-id: svn://svn.icculus.org/quake3/trunk@2 edf5b092-35ff-0310-97b2-ce42778d08ea --- code/bspc/l_qfiles.c | 663 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 663 insertions(+) create mode 100755 code/bspc/l_qfiles.c (limited to 'code/bspc/l_qfiles.c') diff --git a/code/bspc/l_qfiles.c b/code/bspc/l_qfiles.c new file mode 100755 index 0000000..32cb6de --- /dev/null +++ b/code/bspc/l_qfiles.c @@ -0,0 +1,663 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. + +This file is part of Quake III Arena source code. + +Quake III Arena source code is free software; you can redistribute it +and/or modify it under the terms of the GNU General Public License as +published by the Free Software Foundation; either version 2 of the License, +or (at your option) any later version. + +Quake III Arena source code is distributed in the hope that it will be +useful, but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with Foobar; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ + +#if defined(WIN32)|defined(_WIN32) +#include +#include +#include +#else +#include +#include +#include +#endif + +#include "qbsp.h" + +//file extensions with their type +typedef struct qfile_exttype_s +{ + char *extension; + int type; +} qfile_exttyp_t; + +qfile_exttyp_t quakefiletypes[] = +{ + {QFILEEXT_UNKNOWN, QFILETYPE_UNKNOWN}, + {QFILEEXT_PAK, QFILETYPE_PAK}, + {QFILEEXT_PK3, QFILETYPE_PK3}, + {QFILEEXT_SIN, QFILETYPE_PAK}, + {QFILEEXT_BSP, QFILETYPE_BSP}, + {QFILEEXT_MAP, QFILETYPE_MAP}, + {QFILEEXT_MDL, QFILETYPE_MDL}, + {QFILEEXT_MD2, QFILETYPE_MD2}, + {QFILEEXT_MD3, QFILETYPE_MD3}, + {QFILEEXT_WAL, QFILETYPE_WAL}, + {QFILEEXT_WAV, QFILETYPE_WAV}, + {QFILEEXT_AAS, QFILETYPE_AAS}, + {NULL, 0} +}; + +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int QuakeFileExtensionType(char *extension) +{ + int i; + + for (i = 0; quakefiletypes[i].extension; i++) + { + if (!stricmp(extension, quakefiletypes[i].extension)) + { + return quakefiletypes[i].type; + } //end if + } //end for + return QFILETYPE_UNKNOWN; +} //end of the function QuakeFileExtensionType +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +char *QuakeFileTypeExtension(int type) +{ + int i; + + for (i = 0; quakefiletypes[i].extension; i++) + { + if (quakefiletypes[i].type == type) + { + return quakefiletypes[i].extension; + } //end if + } //end for + return QFILEEXT_UNKNOWN; +} //end of the function QuakeFileExtension +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int QuakeFileType(char *filename) +{ + char ext[_MAX_PATH] = "."; + + ExtractFileExtension(filename, ext+1); + return QuakeFileExtensionType(ext); +} //end of the function QuakeFileTypeFromFileName +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +char *StringContains(char *str1, char *str2, int casesensitive) +{ + int len, i, j; + + len = strlen(str1) - strlen(str2); + for (i = 0; i <= len; i++, str1++) + { + for (j = 0; str2[j]; j++) + { + if (casesensitive) + { + if (str1[j] != str2[j]) break; + } //end if + else + { + if (toupper(str1[j]) != toupper(str2[j])) break; + } //end else + } //end for + if (!str2[j]) return str1; + } //end for + return NULL; +} //end of the function StringContains +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int FileFilter(char *filter, char *filename, int casesensitive) +{ + char buf[1024]; + char *ptr; + int i, found; + + while(*filter) + { + if (*filter == '*') + { + filter++; + for (i = 0; *filter; i++) + { + if (*filter == '*' || *filter == '?') break; + buf[i] = *filter; + filter++; + } //end for + buf[i] = '\0'; + if (strlen(buf)) + { + ptr = StringContains(filename, buf, casesensitive); + if (!ptr) return false; + filename = ptr + strlen(buf); + } //end if + } //end if + else if (*filter == '?') + { + filter++; + filename++; + } //end else if + else if (*filter == '[' && *(filter+1) == '[') + { + filter++; + } //end if + else if (*filter == '[') + { + filter++; + found = false; + while(*filter && !found) + { + if (*filter == ']' && *(filter+1) != ']') break; + if (*(filter+1) == '-' && *(filter+2) && (*(filter+2) != ']' || *(filter+3) == ']')) + { + if (casesensitive) + { + if (*filename >= *filter && *filename <= *(filter+2)) found = true; + } //end if + else + { + if (toupper(*filename) >= toupper(*filter) && + toupper(*filename) <= toupper(*(filter+2))) found = true; + } //end else + filter += 3; + } //end if + else + { + if (casesensitive) + { + if (*filter == *filename) found = true; + } //end if + else + { + if (toupper(*filter) == toupper(*filename)) found = true; + } //end else + filter++; + } //end else + } //end while + if (!found) return false; + while(*filter) + { + if (*filter == ']' && *(filter+1) != ']') break; + filter++; + } //end while + filter++; + filename++; + } //end else if + else + { + if (casesensitive) + { + if (*filter != *filename) return false; + } //end if + else + { + if (toupper(*filter) != toupper(*filename)) return false; + } //end else + filter++; + filename++; + } //end else + } //end while + return true; +} //end of the function FileFilter +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +quakefile_t *FindQuakeFilesInZip(char *zipfile, char *filter) +{ + unzFile uf; + int err; + unz_global_info gi; + char filename_inzip[MAX_PATH]; + unz_file_info file_info; + int i; + quakefile_t *qfiles, *lastqf, *qf; + + uf = unzOpen(zipfile); + err = unzGetGlobalInfo(uf, &gi); + + if (err != UNZ_OK) return NULL; + + unzGoToFirstFile(uf); + + qfiles = NULL; + lastqf = NULL; + for (i = 0; i < gi.number_entry; i++) + { + err = unzGetCurrentFileInfo(uf, &file_info, filename_inzip, sizeof(filename_inzip), NULL,0,NULL,0); + if (err != UNZ_OK) break; + + ConvertPath(filename_inzip); + if (FileFilter(filter, filename_inzip, false)) + { + qf = malloc(sizeof(quakefile_t)); + if (!qf) Error("out of memory"); + memset(qf, 0, sizeof(quakefile_t)); + strcpy(qf->pakfile, zipfile); + strcpy(qf->filename, zipfile); + strcpy(qf->origname, filename_inzip); + qf->zipfile = true; + //memcpy( &buildBuffer[i].zipfileinfo, (unz_s*)uf, sizeof(unz_s)); + memcpy(&qf->zipinfo, (unz_s*)uf, sizeof(unz_s)); + qf->offset = 0; + qf->length = file_info.uncompressed_size; + qf->type = QuakeFileType(filename_inzip); + //add the file ot the list + qf->next = NULL; + if (lastqf) lastqf->next = qf; + else qfiles = qf; + lastqf = qf; + } //end if + unzGoToNextFile(uf); + } //end for + + unzClose(uf); + + return qfiles; +} //end of the function FindQuakeFilesInZip +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +quakefile_t *FindQuakeFilesInPak(char *pakfile, char *filter) +{ + FILE *fp; + dpackheader_t packheader; + dsinpackfile_t *packfiles; + dpackfile_t *idpackfiles; + quakefile_t *qfiles, *lastqf, *qf; + int numpackdirs, i; + + qfiles = NULL; + lastqf = NULL; + //open the pak file + fp = fopen(pakfile, "rb"); + if (!fp) + { + Warning("can't open pak file %s", pakfile); + return NULL; + } //end if + //read pak header, check for valid pak id and seek to the dir entries + if ((fread(&packheader, 1, sizeof(dpackheader_t), fp) != sizeof(dpackheader_t)) + || (packheader.ident != IDPAKHEADER && packheader.ident != SINPAKHEADER) + || (fseek(fp, LittleLong(packheader.dirofs), SEEK_SET)) + ) + { + fclose(fp); + Warning("invalid pak file %s", pakfile); + return NULL; + } //end if + //if it is a pak file from id software + if (packheader.ident == IDPAKHEADER) + { + //number of dir entries in the pak file + numpackdirs = LittleLong(packheader.dirlen) / sizeof(dpackfile_t); + idpackfiles = (dpackfile_t *) malloc(numpackdirs * sizeof(dpackfile_t)); + if (!idpackfiles) Error("out of memory"); + //read the dir entry + if (fread(idpackfiles, sizeof(dpackfile_t), numpackdirs, fp) != numpackdirs) + { + fclose(fp); + free(idpackfiles); + Warning("can't read the Quake pak file dir entries from %s", pakfile); + return NULL; + } //end if + fclose(fp); + //convert to sin pack files + packfiles = (dsinpackfile_t *) malloc(numpackdirs * sizeof(dsinpackfile_t)); + if (!packfiles) Error("out of memory"); + for (i = 0; i < numpackdirs; i++) + { + strcpy(packfiles[i].name, idpackfiles[i].name); + packfiles[i].filepos = LittleLong(idpackfiles[i].filepos); + packfiles[i].filelen = LittleLong(idpackfiles[i].filelen); + } //end for + free(idpackfiles); + } //end if + else //its a Sin pack file + { + //number of dir entries in the pak file + numpackdirs = LittleLong(packheader.dirlen) / sizeof(dsinpackfile_t); + packfiles = (dsinpackfile_t *) malloc(numpackdirs * sizeof(dsinpackfile_t)); + if (!packfiles) Error("out of memory"); + //read the dir entry + if (fread(packfiles, sizeof(dsinpackfile_t), numpackdirs, fp) != numpackdirs) + { + fclose(fp); + free(packfiles); + Warning("can't read the Sin pak file dir entries from %s", pakfile); + return NULL; + } //end if + fclose(fp); + for (i = 0; i < numpackdirs; i++) + { + packfiles[i].filepos = LittleLong(packfiles[i].filepos); + packfiles[i].filelen = LittleLong(packfiles[i].filelen); + } //end for + } //end else + // + for (i = 0; i < numpackdirs; i++) + { + ConvertPath(packfiles[i].name); + if (FileFilter(filter, packfiles[i].name, false)) + { + qf = malloc(sizeof(quakefile_t)); + if (!qf) Error("out of memory"); + memset(qf, 0, sizeof(quakefile_t)); + strcpy(qf->pakfile, pakfile); + strcpy(qf->filename, pakfile); + strcpy(qf->origname, packfiles[i].name); + qf->zipfile = false; + qf->offset = packfiles[i].filepos; + qf->length = packfiles[i].filelen; + qf->type = QuakeFileType(packfiles[i].name); + //add the file ot the list + qf->next = NULL; + if (lastqf) lastqf->next = qf; + else qfiles = qf; + lastqf = qf; + } //end if + } //end for + free(packfiles); + return qfiles; +} //end of the function FindQuakeFilesInPak +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +quakefile_t *FindQuakeFilesWithPakFilter(char *pakfilter, char *filter) +{ +#if defined(WIN32)|defined(_WIN32) + WIN32_FIND_DATA filedata; + HWND handle; + struct _stat statbuf; +#else + glob_t globbuf; + struct stat statbuf; + int j; +#endif + quakefile_t *qfiles, *lastqf, *qf; + char pakfile[_MAX_PATH], filename[_MAX_PATH], *str; + int done; + + qfiles = NULL; + lastqf = NULL; + if (pakfilter && strlen(pakfilter)) + { +#if defined(WIN32)|defined(_WIN32) + handle = FindFirstFile(pakfilter, &filedata); + done = (handle == INVALID_HANDLE_VALUE); + while(!done) + { + _splitpath(pakfilter, pakfile, NULL, NULL, NULL); + _splitpath(pakfilter, NULL, &pakfile[strlen(pakfile)], NULL, NULL); + AppendPathSeperator(pakfile, _MAX_PATH); + strcat(pakfile, filedata.cFileName); + _stat(pakfile, &statbuf); +#else + glob(pakfilter, 0, NULL, &globbuf); + for (j = 0; j < globbuf.gl_pathc; j++) + { + strcpy(pakfile, globbuf.gl_pathv[j]); + stat(pakfile, &statbuf); +#endif + //if the file with .pak or .pk3 is a folder + if (statbuf.st_mode & S_IFDIR) + { + strcpy(filename, pakfilter); + AppendPathSeperator(filename, _MAX_PATH); + strcat(filename, filter); + qf = FindQuakeFilesWithPakFilter(NULL, filename); + if (lastqf) lastqf->next = qf; + else qfiles = qf; + lastqf = qf; + while(lastqf->next) lastqf = lastqf->next; + } //end if + else + { +#if defined(WIN32)|defined(_WIN32) + str = StringContains(pakfile, ".pk3", false); +#else + str = StringContains(pakfile, ".pk3", true); +#endif + if (str && str == pakfile + strlen(pakfile) - strlen(".pk3")) + { + qf = FindQuakeFilesInZip(pakfile, filter); + } //end if + else + { + qf = FindQuakeFilesInPak(pakfile, filter); + } //end else + // + if (qf) + { + if (lastqf) lastqf->next = qf; + else qfiles = qf; + lastqf = qf; + while(lastqf->next) lastqf = lastqf->next; + } //end if + } //end else + // +#if defined(WIN32)|defined(_WIN32) + //find the next file + done = !FindNextFile(handle, &filedata); + } //end while +#else + } //end for + globfree(&globbuf); +#endif + } //end if + else + { +#if defined(WIN32)|defined(_WIN32) + handle = FindFirstFile(filter, &filedata); + done = (handle == INVALID_HANDLE_VALUE); + while(!done) + { + _splitpath(filter, filename, NULL, NULL, NULL); + _splitpath(filter, NULL, &filename[strlen(filename)], NULL, NULL); + AppendPathSeperator(filename, _MAX_PATH); + strcat(filename, filedata.cFileName); +#else + glob(filter, 0, NULL, &globbuf); + for (j = 0; j < globbuf.gl_pathc; j++) + { + strcpy(filename, globbuf.gl_pathv[j]); +#endif + // + qf = malloc(sizeof(quakefile_t)); + if (!qf) Error("out of memory"); + memset(qf, 0, sizeof(quakefile_t)); + strcpy(qf->pakfile, ""); + strcpy(qf->filename, filename); + strcpy(qf->origname, filename); + qf->offset = 0; + qf->length = 0; + qf->type = QuakeFileType(filename); + //add the file ot the list + qf->next = NULL; + if (lastqf) lastqf->next = qf; + else qfiles = qf; + lastqf = qf; +#if defined(WIN32)|defined(_WIN32) + //find the next file + done = !FindNextFile(handle, &filedata); + } //end while +#else + } //end for + globfree(&globbuf); +#endif + } //end else + return qfiles; +} //end of the function FindQuakeFilesWithPakFilter +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +quakefile_t *FindQuakeFiles(char *filter) +{ + char *str; + char newfilter[_MAX_PATH]; + char pakfilter[_MAX_PATH]; + char filefilter[_MAX_PATH]; + + strcpy(newfilter, filter); + ConvertPath(newfilter); + strcpy(pakfilter, newfilter); + + str = StringContains(pakfilter, ".pak", false); + if (!str) str = StringContains(pakfilter, ".pk3", false); + + if (str) + { + str += strlen(".pak"); + if (*str) + { + *str++ = '\0'; + while(*str == '\\' || *str == '/') str++; + strcpy(filefilter, str); + return FindQuakeFilesWithPakFilter(pakfilter, filefilter); + } //end if + } //end else + return FindQuakeFilesWithPakFilter(NULL, newfilter); +} //end of the function FindQuakeFiles +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int LoadQuakeFile(quakefile_t *qf, void **bufferptr) +{ + FILE *fp; + void *buffer; + int length; + unzFile zf; + + if (qf->zipfile) + { + //open the zip file + zf = unzOpen(qf->pakfile); + //set the file pointer + qf->zipinfo.file = ((unz_s *) zf)->file; + //open the Quake file in the zip file + unzOpenCurrentFile(&qf->zipinfo); + //allocate memory for the buffer + length = qf->length; + buffer = GetMemory(length+1); + //read the Quake file from the zip file + length = unzReadCurrentFile(&qf->zipinfo, buffer, length); + //close the Quake file in the zip file + unzCloseCurrentFile(&qf->zipinfo); + //close the zip file + unzClose(zf); + + *bufferptr = buffer; + return length; + } //end if + else + { + fp = SafeOpenRead(qf->filename); + if (qf->offset) fseek(fp, qf->offset, SEEK_SET); + length = qf->length; + if (!length) length = Q_filelength(fp); + buffer = GetMemory(length+1); + ((char *)buffer)[length] = 0; + SafeRead(fp, buffer, length); + fclose(fp); + + *bufferptr = buffer; + return length; + } //end else +} //end of the function LoadQuakeFile +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int ReadQuakeFile(quakefile_t *qf, void *buffer, int offset, int length) +{ + FILE *fp; + int read; + unzFile zf; + char tmpbuf[1024]; + + if (qf->zipfile) + { + //open the zip file + zf = unzOpen(qf->pakfile); + //set the file pointer + qf->zipinfo.file = ((unz_s *) zf)->file; + //open the Quake file in the zip file + unzOpenCurrentFile(&qf->zipinfo); + // + while(offset > 0) + { + read = offset; + if (read > sizeof(tmpbuf)) read = sizeof(tmpbuf); + unzReadCurrentFile(&qf->zipinfo, tmpbuf, read); + offset -= read; + } //end while + //read the Quake file from the zip file + length = unzReadCurrentFile(&qf->zipinfo, buffer, length); + //close the Quake file in the zip file + unzCloseCurrentFile(&qf->zipinfo); + //close the zip file + unzClose(zf); + + return length; + } //end if + else + { + fp = SafeOpenRead(qf->filename); + if (qf->offset) fseek(fp, qf->offset, SEEK_SET); + if (offset) fseek(fp, offset, SEEK_CUR); + SafeRead(fp, buffer, length); + fclose(fp); + + return length; + } //end else +} //end of the function ReadQuakeFile -- cgit v1.2.3