Gloria Wang | 7913073 | 2010-02-08 14:41:04 -0800 | [diff] [blame^] | 1 | /******************************************************************** |
| 2 | * * |
| 3 | * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. * |
| 4 | * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * |
| 5 | * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * |
| 6 | * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * |
| 7 | * * |
| 8 | * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 * |
| 9 | * by the XIPHOPHORUS Company http://www.xiph.org/ * |
| 10 | * * |
| 11 | ********************************************************************/ |
| 12 | |
| 13 | #define HEAD_ALIGN 64 |
| 14 | #include <stdlib.h> |
| 15 | #include <string.h> |
| 16 | #include <stdio.h> |
| 17 | #define MISC_C |
| 18 | #include "misc.h" |
| 19 | //#include <sys/time.h> |
| 20 | |
| 21 | static void **pointers=NULL; |
| 22 | static long *insertlist=NULL; /* We can't embed this in the pointer list; |
| 23 | a pointer can have any value... */ |
| 24 | |
| 25 | static char **files=NULL; |
| 26 | static long *file_bytes=NULL; |
| 27 | static int filecount=0; |
| 28 | |
| 29 | static int ptop=0; |
| 30 | static int palloced=0; |
| 31 | static int pinsert=0; |
| 32 | |
| 33 | typedef struct { |
| 34 | char *file; |
| 35 | long line; |
| 36 | long ptr; |
| 37 | long bytes; |
| 38 | } head; |
| 39 | |
| 40 | long global_bytes=0; |
| 41 | long start_time=-1; |
| 42 | |
| 43 | static void *_insert(void *ptr,long bytes,char *file,long line){ |
| 44 | ((head *)ptr)->file=file; |
| 45 | ((head *)ptr)->line=line; |
| 46 | ((head *)ptr)->ptr=pinsert; |
| 47 | ((head *)ptr)->bytes=bytes-HEAD_ALIGN; |
| 48 | |
| 49 | if(pinsert>=palloced){ |
| 50 | palloced+=64; |
| 51 | if(pointers){ |
| 52 | pointers=(void **)realloc(pointers,sizeof(void **)*palloced); |
| 53 | insertlist=(long *)realloc(insertlist,sizeof(long *)*palloced); |
| 54 | }else{ |
| 55 | pointers=(void **)malloc(sizeof(void **)*palloced); |
| 56 | insertlist=(long *)malloc(sizeof(long *)*palloced); |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | pointers[pinsert]=ptr; |
| 61 | |
| 62 | if(pinsert==ptop) |
| 63 | pinsert=++ptop; |
| 64 | else |
| 65 | pinsert=insertlist[pinsert]; |
| 66 | |
| 67 | #ifdef _VDBG_GRAPHFILE |
| 68 | { |
| 69 | FILE *out; |
| 70 | struct timeval tv; |
| 71 | static struct timezone tz; |
| 72 | int i; |
| 73 | char buffer[80]; |
| 74 | gettimeofday(&tv,&tz); |
| 75 | |
| 76 | for(i=0;i<filecount;i++) |
| 77 | if(!strcmp(file,files[i]))break; |
| 78 | |
| 79 | if(i==filecount){ |
| 80 | filecount++; |
| 81 | if(!files){ |
| 82 | files=malloc(filecount*sizeof(*files)); |
| 83 | file_bytes=malloc(filecount*sizeof(*file_bytes)); |
| 84 | }else{ |
| 85 | files=realloc(files,filecount*sizeof(*files)); |
| 86 | file_bytes=realloc(file_bytes,filecount*sizeof(*file_bytes)); |
| 87 | } |
| 88 | files[i]=strdup(file); |
| 89 | file_bytes[i]=0; |
| 90 | } |
| 91 | |
| 92 | file_bytes[i]+=bytes-HEAD_ALIGN; |
| 93 | |
| 94 | if(start_time==-1)start_time=(tv.tv_sec*1000)+(tv.tv_usec/1000); |
| 95 | |
| 96 | snprintf(buffer,80,"%s",file); |
| 97 | if(strchr(buffer,'.'))strchr(buffer,'.')[0]=0; |
| 98 | strcat(buffer,_VDBG_GRAPHFILE); |
| 99 | out=fopen(buffer,"a"); |
| 100 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 101 | file_bytes[i]-(bytes-HEAD_ALIGN)); |
| 102 | fprintf(out,"%ld, %ld # FILE %s LINE %ld\n", |
| 103 | -start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 104 | file_bytes[i],file,line); |
| 105 | fclose(out); |
| 106 | |
| 107 | out=fopen("total"_VDBG_GRAPHFILE,"a"); |
| 108 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 109 | global_bytes); |
| 110 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 111 | global_bytes+(bytes-HEAD_ALIGN)); |
| 112 | fclose(out); |
| 113 | } |
| 114 | #endif |
| 115 | |
| 116 | global_bytes+=(bytes-HEAD_ALIGN); |
| 117 | |
| 118 | return(void *)(((char *)ptr)+HEAD_ALIGN); |
| 119 | } |
| 120 | |
| 121 | static void _ripremove(void *ptr){ |
| 122 | int insert; |
| 123 | |
| 124 | #ifdef _VDBG_GRAPHFILE |
| 125 | { |
| 126 | FILE *out=fopen("total"_VDBG_GRAPHFILE,"a"); |
| 127 | struct timeval tv; |
| 128 | static struct timezone tz; |
| 129 | char buffer[80]; |
| 130 | char *file =((head *)ptr)->file; |
| 131 | long bytes =((head *)ptr)->bytes; |
| 132 | int i; |
| 133 | |
| 134 | gettimeofday(&tv,&tz); |
| 135 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 136 | global_bytes); |
| 137 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 138 | global_bytes-((head *)ptr)->bytes); |
| 139 | fclose(out); |
| 140 | |
| 141 | for(i=0;i<filecount;i++) |
| 142 | if(!strcmp(file,files[i]))break; |
| 143 | |
| 144 | snprintf(buffer,80,"%s",file); |
| 145 | if(strchr(buffer,'.'))strchr(buffer,'.')[0]=0; |
| 146 | strcat(buffer,_VDBG_GRAPHFILE); |
| 147 | out=fopen(buffer,"a"); |
| 148 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 149 | file_bytes[i]); |
| 150 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 151 | file_bytes[i]-bytes); |
| 152 | fclose(out); |
| 153 | |
| 154 | file_bytes[i]-=bytes; |
| 155 | |
| 156 | } |
| 157 | #endif |
| 158 | |
| 159 | global_bytes-=((head *)ptr)->bytes; |
| 160 | |
| 161 | insert=((head *)ptr)->ptr; |
| 162 | insertlist[insert]=pinsert; |
| 163 | pinsert=insert; |
| 164 | |
| 165 | if(pointers[insert]==NULL){ |
| 166 | fprintf(stderr,"DEBUGGING MALLOC ERROR: freeing previously freed memory\n"); |
| 167 | fprintf(stderr,"\t%s %ld\n",((head *)ptr)->file,((head *)ptr)->line); |
| 168 | } |
| 169 | |
| 170 | if(global_bytes<0){ |
| 171 | fprintf(stderr,"DEBUGGING MALLOC ERROR: freeing unmalloced memory\n"); |
| 172 | } |
| 173 | |
| 174 | pointers[insert]=NULL; |
| 175 | } |
| 176 | |
| 177 | void _VDBG_dump(void){ |
| 178 | int i; |
| 179 | for(i=0;i<ptop;i++){ |
| 180 | head *ptr=pointers[i]; |
| 181 | if(ptr) |
| 182 | fprintf(stderr,"unfreed bytes from %s:%ld\n", |
| 183 | ptr->file,ptr->line); |
| 184 | } |
| 185 | |
| 186 | } |
| 187 | |
| 188 | extern void *_VDBG_malloc(void *ptr,long bytes,char *file,long line){ |
| 189 | bytes+=HEAD_ALIGN; |
| 190 | if(ptr){ |
| 191 | ptr=(void *)(((char *)ptr)-HEAD_ALIGN); |
| 192 | _ripremove(ptr); |
| 193 | ptr=realloc(ptr,bytes); |
| 194 | }else{ |
| 195 | ptr=malloc(bytes); |
| 196 | memset(ptr,0,bytes); |
| 197 | } |
| 198 | return _insert(ptr,bytes,file,line); |
| 199 | } |
| 200 | |
| 201 | extern void _VDBG_free(void *ptr,char *file,long line){ |
| 202 | if(ptr){ |
| 203 | ptr=(void *)(((char *)ptr)-HEAD_ALIGN); |
| 204 | _ripremove(ptr); |
| 205 | free(ptr); |
| 206 | } |
| 207 | } |
| 208 | |