-#include <stdlib.h>\r
-#include <stdio.h>\r
-#include <string.h>\r
-\r
-#include "unwad.h"\r
-\r
-\r
-wadFile_t *wadCleanup(wadFile_t *wf)\r
-{\r
- if (wf)\r
- {\r
- if (wf->fin) fclose(wf->fin);\r
- if (wf->lpHeader) free(wf->lpHeader);\r
- if (wf->lpLump) free(wf->lpLump);\r
- if (wf->lpMip) free(wf->lpMip);\r
- if (wf->wadfilename) free(wf->wadfilename);\r
- free (wf);\r
- wf = NULL;\r
- }\r
- return wf;\r
-}\r
-\r
-int wadGetCurrentFileInfo ( wadFile_t *wf, char *szFileName, unsigned long fileNameBufferSize, unsigned long *filesize)\r
-{\r
- /* returns 0 if error, or 1 for sucess */\r
- // if this fails you'll need to re-position the fileposition\r
- // before attempting any other calls. e.g. call wadGoToFirstFile()\r
-\r
- if (fread(wf->lpLump,sizeof(WAD3_LUMP),1,wf->fin)!=1)\r
- return 0;\r
- strncpy(szFileName, wf->lpLump->name, fileNameBufferSize);\r
- szFileName[fileNameBufferSize-1] = 0; // null terminate\r
-\r
- *filesize = wf->lpLump->size;\r
-\r
- return 1;\r
-}\r
-\r
-int wadGoToFile(wadFile_t *wf, unsigned long filenum)\r
-{\r
- if (!wf)\r
- return 0;\r
-\r
- if (!wf->fin)\r
- return 0;\r
-\r
- if (filenum >= wf->lpHeader->numlumps)\r
- return 0;\r
-\r
- if (fseek(wf->fin,wf->lpHeader->infotableofs + (filenum * sizeof(WAD3_LUMP)),SEEK_SET) != 0)\r
- return 0;\r
-\r
- wf->currentfile = filenum;\r
-\r
- return 1;\r
-}\r
-\r
-int wadGoToNextFile(wadFile_t *wf)\r
-{\r
- return(wadGoToFile(wf, wf->currentfile + 1));\r
-}\r
-\r
-int wadGoToFirstFile(wadFile_t *wf)\r
-{\r
- /* returns 0 if error, or 1 for sucess */\r
-\r
- if (!wf)\r
- return 0;\r
-\r
- if (!wf->fin)\r
- return 0;\r
-\r
- if (fseek(wf->fin,wf->lpHeader->infotableofs,SEEK_SET) != 0)\r
- return 0;\r
-\r
- wf->currentfile = 0;\r
-\r
- return 1;\r
-}\r
-\r
-wadFile_t *wadOpen(const char* path)\r
-{\r
-\r
- wadFile_t *wf = NULL;\r
-\r
- if (!path)\r
- return NULL;\r
-\r
- wf = new wadFile_s;\r
- memset (wf, 0, sizeof(*wf));\r
-\r
- if (!wf)\r
- return NULL;\r
-\r
- wf->fin=fopen(path,"rb");\r
- if (wf->fin==NULL)\r
- return wadCleanup(wf);\r
-\r
- // get the file size\r
- if (fseek(wf->fin,0,SEEK_END) != 0)\r
- return wadCleanup(wf);\r
-\r
- wf->FileSize = ftell( wf->fin );\r
-\r
- // Make sure it's at least big enough to manipulate the header\r
- if (wf->FileSize < sizeof(WAD3_HEADER))\r
- {\r
- // WAD3 file is malformed.\r
- return wadCleanup(wf);\r
- }\r
-\r
- // go back to the start\r
- if (fseek(wf->fin,0,SEEK_SET)!=0)\r
- return wadCleanup(wf);\r
-\r
- // allocate buffers\r
- wf->lpHeader = (LPWAD3_HEADER) malloc(sizeof(WAD3_HEADER));\r
- wf->lpLump = (LPWAD3_LUMP) malloc(sizeof(WAD3_LUMP));\r
- wf->lpMip = (LPWAD3_MIP) malloc(sizeof(WAD3_MIP));\r
-\r
- if (!(wf->lpHeader) || !(wf->lpLump) || !(wf->lpMip))\r
- return wadCleanup(wf);\r
-\r
- // read the header.\r
- if (fread(wf->lpHeader,sizeof(WAD3_HEADER),1,wf->fin)!=1)\r
- return wadCleanup(wf);\r
-\r
- if (wf->lpHeader->identification != WAD2_ID && wf->lpHeader->identification != WAD3_ID)\r
- {\r
- // Invalid WAD3 header id.\r
- return wadCleanup(wf);\r
- }\r
-\r
- // Make sure our table is really there\r
- if ( ((wf->lpHeader->numlumps * sizeof(WAD3_LUMP)) + wf->lpHeader->infotableofs) > wf->FileSize)\r
- {\r
- // WAD3 file is malformed.\r
- return wadCleanup(wf);\r
- }\r
-\r
- // Store the name of the wadfile\r
- if (!(wf->wadfilename = strdup(path)))\r
- return wadCleanup(wf);\r
-\r
- return wf;\r
-}\r
-\r
-int wadOpenCurrentFileByNum (wadFile_t *wf, unsigned long filenumber)\r
-{\r
- /* returns 0 if error, or 1 for sucess */\r
- return(wadGoToFile(wf, filenumber));\r
-}\r
-\r
-void wadCloseCurrentFile (wadFile_t *wf)\r
-{\r
- // nothing to do really...\r
-}\r
-\r
-unsigned long wadReadCurrentFile (wadFile_t *wf , char *bufferptr, unsigned long size)\r
-{\r
- // returns 0 if error, or the amount of data read into the buffer\r
- if (fread(wf->lpLump,sizeof(WAD3_LUMP),1,wf->fin)!=1)\r
- return 0;\r
-\r
- // dunno how to handle any other image types but this (yet)\r
- if (wf->lpLump->type != WAD2_TYPE_MIP && wf->lpLump->type != WAD3_TYPE_MIP)\r
- return 0;\r
-\r
- // go to first mip\r
- if (fseek(wf->fin, wf->lpLump->filepos, SEEK_SET) != 0)\r
- return 0;\r
-\r
- if (fread(bufferptr,size,1,wf->fin) == 1)\r
- return (size);\r
- else\r
- return 0;\r
-}\r
-\r
-/*\r
-\r
-.. or we could do it the long way, and process the file as we go..\r
-\r
-\r
-*/\r
-/*\r
-unsigned long wadReadCurrentFile (wadFile_t *wf , char *bufferptr, unsigned long size)\r
-{\r
- // returns 0 if error, or the amount of data read into the buffer\r
- unsigned long bufferpos;\r
- unsigned long mipdatasize;\r
- WORD palettesize;\r
-\r
- if (fread(wf->lpLump,sizeof(WAD3_LUMP),1,wf->fin)!=1)\r
- return 0;\r
-\r
- if (wf->lpLump->type == WAD3_TYPE_MIP) // can we handle it ?\r
- {\r
-\r
- // bounds check.\r
- if (wf->lpLump->filepos >= wf->FileSize)\r
- return 0; // malformed wad3\r
-\r
- // go to first mip\r
- if (fseek(wf->fin, wf->lpLump->filepos, SEEK_SET) != 0)\r
- return 0;\r
-\r
- // and read it\r
- if (fread(wf->lpMip,sizeof(WAD3_MIP),1,wf->fin)!=1)\r
- return 0;\r
-\r
- // store in buffer.\r
- memcpy(bufferptr, wf->lpMip, sizeof(WAD3_MIP));\r
- bufferpos = sizeof(WAD3_MIP);\r
-\r
- // now read the MIP data.\r
- // mip data\r
- if (fseek(wf->fin, wf->lpLump->filepos + wf->lpMip->offsets[0], SEEK_SET) != 0)\r
- return 0;\r
-\r
- mipdatasize = GET_MIP_DATA_SIZE(wf->lpMip->width,wf->lpMip->height);\r
-\r
- if (fread(bufferptr+bufferpos, mipdatasize, 1, wf->fin)!=1)\r
- return 0;\r
-\r
- bufferpos += mipdatasize;\r
-\r
- // ok, that's the mip data itself, now grab the palette size.\r
- if (fread(bufferptr+bufferpos,sizeof(WORD),1,wf->fin)!=1)\r
- return 0;\r
-\r
- palettesize = *(WORD *)(bufferptr+bufferpos);\r
-\r
- bufferpos += sizeof(WORD);\r
-\r
- // grab the palette itself\r
- if (fread(bufferptr+bufferpos,palettesize*3,1,wf->fin)!=1)\r
- return 0;\r
-\r
- bufferpos += palettesize*3;\r
-\r
- // and finally the one-word padding.\r
- if (fread(bufferptr+bufferpos,sizeof(WORD),1,wf->fin)!=1)\r
- return 0;\r
-\r
- bufferpos += sizeof(WORD);\r
-\r
- return(bufferpos); // return the amount of bytes read.\r
- }\r
- return 0;\r
-}\r
-*/\r
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "unwad.h"
+
+
+wadFile_t *wadCleanup(wadFile_t *wf)
+{
+ if (wf)
+ {
+ if (wf->fin) fclose(wf->fin);
+ if (wf->lpHeader) free(wf->lpHeader);
+ if (wf->lpLump) free(wf->lpLump);
+ if (wf->lpMip) free(wf->lpMip);
+ if (wf->wadfilename) free(wf->wadfilename);
+ free (wf);
+ wf = NULL;
+ }
+ return wf;
+}
+
+int wadGetCurrentFileInfo ( wadFile_t *wf, char *szFileName, unsigned long fileNameBufferSize, unsigned long *filesize)
+{
+ /* returns 0 if error, or 1 for sucess */
+ // if this fails you'll need to re-position the fileposition
+ // before attempting any other calls. e.g. call wadGoToFirstFile()
+
+ if (fread(wf->lpLump,sizeof(WAD3_LUMP),1,wf->fin)!=1)
+ return 0;
+ strncpy(szFileName, wf->lpLump->name, fileNameBufferSize);
+ szFileName[fileNameBufferSize-1] = 0; // null terminate
+
+ *filesize = wf->lpLump->size;
+
+ return 1;
+}
+
+int wadGoToFile(wadFile_t *wf, unsigned long filenum)
+{
+ if (!wf)
+ return 0;
+
+ if (!wf->fin)
+ return 0;
+
+ if (filenum >= wf->lpHeader->numlumps)
+ return 0;
+
+ if (fseek(wf->fin,wf->lpHeader->infotableofs + (filenum * sizeof(WAD3_LUMP)),SEEK_SET) != 0)
+ return 0;
+
+ wf->currentfile = filenum;
+
+ return 1;
+}
+
+int wadGoToNextFile(wadFile_t *wf)
+{
+ return(wadGoToFile(wf, wf->currentfile + 1));
+}
+
+int wadGoToFirstFile(wadFile_t *wf)
+{
+ /* returns 0 if error, or 1 for sucess */
+
+ if (!wf)
+ return 0;
+
+ if (!wf->fin)
+ return 0;
+
+ if (fseek(wf->fin,wf->lpHeader->infotableofs,SEEK_SET) != 0)
+ return 0;
+
+ wf->currentfile = 0;
+
+ return 1;
+}
+
+wadFile_t *wadOpen(const char* path)
+{
+
+ wadFile_t *wf = NULL;
+
+ if (!path)
+ return NULL;
+
+ wf = new wadFile_s;
+ memset (wf, 0, sizeof(*wf));
+
+ if (!wf)
+ return NULL;
+
+ wf->fin=fopen(path,"rb");
+ if (wf->fin==NULL)
+ return wadCleanup(wf);
+
+ // get the file size
+ if (fseek(wf->fin,0,SEEK_END) != 0)
+ return wadCleanup(wf);
+
+ wf->FileSize = ftell( wf->fin );
+
+ // Make sure it's at least big enough to manipulate the header
+ if (wf->FileSize < sizeof(WAD3_HEADER))
+ {
+ // WAD3 file is malformed.
+ return wadCleanup(wf);
+ }
+
+ // go back to the start
+ if (fseek(wf->fin,0,SEEK_SET)!=0)
+ return wadCleanup(wf);
+
+ // allocate buffers
+ wf->lpHeader = (LPWAD3_HEADER) malloc(sizeof(WAD3_HEADER));
+ wf->lpLump = (LPWAD3_LUMP) malloc(sizeof(WAD3_LUMP));
+ wf->lpMip = (LPWAD3_MIP) malloc(sizeof(WAD3_MIP));
+
+ if (!(wf->lpHeader) || !(wf->lpLump) || !(wf->lpMip))
+ return wadCleanup(wf);
+
+ // read the header.
+ if (fread(wf->lpHeader,sizeof(WAD3_HEADER),1,wf->fin)!=1)
+ return wadCleanup(wf);
+
+ if (wf->lpHeader->identification != WAD2_ID && wf->lpHeader->identification != WAD3_ID)
+ {
+ // Invalid WAD3 header id.
+ return wadCleanup(wf);
+ }
+
+ // Make sure our table is really there
+ if ( ((wf->lpHeader->numlumps * sizeof(WAD3_LUMP)) + wf->lpHeader->infotableofs) > wf->FileSize)
+ {
+ // WAD3 file is malformed.
+ return wadCleanup(wf);
+ }
+
+ // Store the name of the wadfile
+ if (!(wf->wadfilename = strdup(path)))
+ return wadCleanup(wf);
+
+ return wf;
+}
+
+int wadOpenCurrentFileByNum (wadFile_t *wf, unsigned long filenumber)
+{
+ /* returns 0 if error, or 1 for sucess */
+ return(wadGoToFile(wf, filenumber));
+}
+
+void wadCloseCurrentFile (wadFile_t *wf)
+{
+ // nothing to do really...
+}
+
+unsigned long wadReadCurrentFile (wadFile_t *wf , char *bufferptr, unsigned long size)
+{
+ // returns 0 if error, or the amount of data read into the buffer
+ if (fread(wf->lpLump,sizeof(WAD3_LUMP),1,wf->fin)!=1)
+ return 0;
+
+ // dunno how to handle any other image types but this (yet)
+ if (wf->lpLump->type != WAD2_TYPE_MIP && wf->lpLump->type != WAD3_TYPE_MIP)
+ return 0;
+
+ // go to first mip
+ if (fseek(wf->fin, wf->lpLump->filepos, SEEK_SET) != 0)
+ return 0;
+
+ if (fread(bufferptr,size,1,wf->fin) == 1)
+ return (size);
+ else
+ return 0;
+}
+
+/*
+
+.. or we could do it the long way, and process the file as we go..
+
+
+*/
+/*
+unsigned long wadReadCurrentFile (wadFile_t *wf , char *bufferptr, unsigned long size)
+{
+ // returns 0 if error, or the amount of data read into the buffer
+ unsigned long bufferpos;
+ unsigned long mipdatasize;
+ WORD palettesize;
+
+ if (fread(wf->lpLump,sizeof(WAD3_LUMP),1,wf->fin)!=1)
+ return 0;
+
+ if (wf->lpLump->type == WAD3_TYPE_MIP) // can we handle it ?
+ {
+
+ // bounds check.
+ if (wf->lpLump->filepos >= wf->FileSize)
+ return 0; // malformed wad3
+
+ // go to first mip
+ if (fseek(wf->fin, wf->lpLump->filepos, SEEK_SET) != 0)
+ return 0;
+
+ // and read it
+ if (fread(wf->lpMip,sizeof(WAD3_MIP),1,wf->fin)!=1)
+ return 0;
+
+ // store in buffer.
+ memcpy(bufferptr, wf->lpMip, sizeof(WAD3_MIP));
+ bufferpos = sizeof(WAD3_MIP);
+
+ // now read the MIP data.
+ // mip data
+ if (fseek(wf->fin, wf->lpLump->filepos + wf->lpMip->offsets[0], SEEK_SET) != 0)
+ return 0;
+
+ mipdatasize = GET_MIP_DATA_SIZE(wf->lpMip->width,wf->lpMip->height);
+
+ if (fread(bufferptr+bufferpos, mipdatasize, 1, wf->fin)!=1)
+ return 0;
+
+ bufferpos += mipdatasize;
+
+ // ok, that's the mip data itself, now grab the palette size.
+ if (fread(bufferptr+bufferpos,sizeof(WORD),1,wf->fin)!=1)
+ return 0;
+
+ palettesize = *(WORD *)(bufferptr+bufferpos);
+
+ bufferpos += sizeof(WORD);
+
+ // grab the palette itself
+ if (fread(bufferptr+bufferpos,palettesize*3,1,wf->fin)!=1)
+ return 0;
+
+ bufferpos += palettesize*3;
+
+ // and finally the one-word padding.
+ if (fread(bufferptr+bufferpos,sizeof(WORD),1,wf->fin)!=1)
+ return 0;
+
+ bufferpos += sizeof(WORD);
+
+ return(bufferpos); // return the amount of bytes read.
+ }
+ return 0;
+}
+*/
projects / xonotic / netradiant.git / blobdiff