Gloria Wang | 37fe158 | 2010-03-12 14:53:20 -0800 | [diff] [blame] | 1 | /************************************************************************ |
Gloria Wang | 2da723a | 2010-03-18 15:56:16 -0700 | [diff] [blame] | 2 | * Copyright (C) 2002-2009, Xiph.org Foundation |
| 3 | * Copyright (C) 2010, Robin Watts for Pinknoise Productions Ltd |
Gloria Wang | 37fe158 | 2010-03-12 14:53:20 -0800 | [diff] [blame] | 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
Gloria Wang | 2da723a | 2010-03-18 15:56:16 -0700 | [diff] [blame] | 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
Gloria Wang | 37fe158 | 2010-03-12 14:53:20 -0800 | [diff] [blame] | 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
Gloria Wang | 2da723a | 2010-03-18 15:56:16 -0700 | [diff] [blame] | 16 | * * Neither the names of the Xiph.org Foundation nor Pinknoise |
| 17 | * Productions Ltd nor the names of its contributors may be used to |
| 18 | * endorse or promote products derived from this software without |
| 19 | * specific prior written permission. |
Gloria Wang | 37fe158 | 2010-03-12 14:53:20 -0800 | [diff] [blame] | 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 24 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 25 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 26 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 27 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 28 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 29 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 30 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 32 | ************************************************************************/ |
Gloria Wang | 7913073 | 2010-02-08 14:41:04 -0800 | [diff] [blame] | 33 | |
| 34 | #define HEAD_ALIGN 64 |
| 35 | #include <stdlib.h> |
| 36 | #include <string.h> |
| 37 | #include <stdio.h> |
| 38 | #define MISC_C |
| 39 | #include "misc.h" |
| 40 | //#include <sys/time.h> |
| 41 | |
| 42 | static void **pointers=NULL; |
| 43 | static long *insertlist=NULL; /* We can't embed this in the pointer list; |
| 44 | a pointer can have any value... */ |
| 45 | |
| 46 | static char **files=NULL; |
| 47 | static long *file_bytes=NULL; |
| 48 | static int filecount=0; |
| 49 | |
| 50 | static int ptop=0; |
| 51 | static int palloced=0; |
| 52 | static int pinsert=0; |
| 53 | |
| 54 | typedef struct { |
| 55 | char *file; |
| 56 | long line; |
| 57 | long ptr; |
| 58 | long bytes; |
| 59 | } head; |
| 60 | |
| 61 | long global_bytes=0; |
| 62 | long start_time=-1; |
| 63 | |
| 64 | static void *_insert(void *ptr,long bytes,char *file,long line){ |
| 65 | ((head *)ptr)->file=file; |
| 66 | ((head *)ptr)->line=line; |
| 67 | ((head *)ptr)->ptr=pinsert; |
| 68 | ((head *)ptr)->bytes=bytes-HEAD_ALIGN; |
| 69 | |
| 70 | if(pinsert>=palloced){ |
| 71 | palloced+=64; |
| 72 | if(pointers){ |
| 73 | pointers=(void **)realloc(pointers,sizeof(void **)*palloced); |
| 74 | insertlist=(long *)realloc(insertlist,sizeof(long *)*palloced); |
| 75 | }else{ |
| 76 | pointers=(void **)malloc(sizeof(void **)*palloced); |
| 77 | insertlist=(long *)malloc(sizeof(long *)*palloced); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | pointers[pinsert]=ptr; |
| 82 | |
| 83 | if(pinsert==ptop) |
| 84 | pinsert=++ptop; |
| 85 | else |
| 86 | pinsert=insertlist[pinsert]; |
| 87 | |
| 88 | #ifdef _VDBG_GRAPHFILE |
| 89 | { |
| 90 | FILE *out; |
| 91 | struct timeval tv; |
| 92 | static struct timezone tz; |
| 93 | int i; |
| 94 | char buffer[80]; |
| 95 | gettimeofday(&tv,&tz); |
| 96 | |
| 97 | for(i=0;i<filecount;i++) |
| 98 | if(!strcmp(file,files[i]))break; |
| 99 | |
| 100 | if(i==filecount){ |
| 101 | filecount++; |
| 102 | if(!files){ |
| 103 | files=malloc(filecount*sizeof(*files)); |
| 104 | file_bytes=malloc(filecount*sizeof(*file_bytes)); |
| 105 | }else{ |
| 106 | files=realloc(files,filecount*sizeof(*files)); |
| 107 | file_bytes=realloc(file_bytes,filecount*sizeof(*file_bytes)); |
| 108 | } |
| 109 | files[i]=strdup(file); |
| 110 | file_bytes[i]=0; |
| 111 | } |
| 112 | |
| 113 | file_bytes[i]+=bytes-HEAD_ALIGN; |
| 114 | |
| 115 | if(start_time==-1)start_time=(tv.tv_sec*1000)+(tv.tv_usec/1000); |
| 116 | |
| 117 | snprintf(buffer,80,"%s",file); |
| 118 | if(strchr(buffer,'.'))strchr(buffer,'.')[0]=0; |
| 119 | strcat(buffer,_VDBG_GRAPHFILE); |
| 120 | out=fopen(buffer,"a"); |
| 121 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 122 | file_bytes[i]-(bytes-HEAD_ALIGN)); |
| 123 | fprintf(out,"%ld, %ld # FILE %s LINE %ld\n", |
| 124 | -start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 125 | file_bytes[i],file,line); |
| 126 | fclose(out); |
| 127 | |
| 128 | out=fopen("total"_VDBG_GRAPHFILE,"a"); |
| 129 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 130 | global_bytes); |
| 131 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 132 | global_bytes+(bytes-HEAD_ALIGN)); |
| 133 | fclose(out); |
| 134 | } |
| 135 | #endif |
| 136 | |
| 137 | global_bytes+=(bytes-HEAD_ALIGN); |
| 138 | |
| 139 | return(void *)(((char *)ptr)+HEAD_ALIGN); |
| 140 | } |
| 141 | |
| 142 | static void _ripremove(void *ptr){ |
| 143 | int insert; |
| 144 | |
| 145 | #ifdef _VDBG_GRAPHFILE |
| 146 | { |
| 147 | FILE *out=fopen("total"_VDBG_GRAPHFILE,"a"); |
| 148 | struct timeval tv; |
| 149 | static struct timezone tz; |
| 150 | char buffer[80]; |
| 151 | char *file =((head *)ptr)->file; |
| 152 | long bytes =((head *)ptr)->bytes; |
| 153 | int i; |
| 154 | |
| 155 | gettimeofday(&tv,&tz); |
| 156 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 157 | global_bytes); |
| 158 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 159 | global_bytes-((head *)ptr)->bytes); |
| 160 | fclose(out); |
| 161 | |
| 162 | for(i=0;i<filecount;i++) |
| 163 | if(!strcmp(file,files[i]))break; |
| 164 | |
| 165 | snprintf(buffer,80,"%s",file); |
| 166 | if(strchr(buffer,'.'))strchr(buffer,'.')[0]=0; |
| 167 | strcat(buffer,_VDBG_GRAPHFILE); |
| 168 | out=fopen(buffer,"a"); |
| 169 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 170 | file_bytes[i]); |
| 171 | fprintf(out,"%ld, %ld\n",-start_time+(tv.tv_sec*1000)+(tv.tv_usec/1000), |
| 172 | file_bytes[i]-bytes); |
| 173 | fclose(out); |
| 174 | |
| 175 | file_bytes[i]-=bytes; |
| 176 | |
| 177 | } |
| 178 | #endif |
| 179 | |
| 180 | global_bytes-=((head *)ptr)->bytes; |
| 181 | |
| 182 | insert=((head *)ptr)->ptr; |
| 183 | insertlist[insert]=pinsert; |
| 184 | pinsert=insert; |
| 185 | |
| 186 | if(pointers[insert]==NULL){ |
| 187 | fprintf(stderr,"DEBUGGING MALLOC ERROR: freeing previously freed memory\n"); |
| 188 | fprintf(stderr,"\t%s %ld\n",((head *)ptr)->file,((head *)ptr)->line); |
| 189 | } |
| 190 | |
| 191 | if(global_bytes<0){ |
| 192 | fprintf(stderr,"DEBUGGING MALLOC ERROR: freeing unmalloced memory\n"); |
| 193 | } |
| 194 | |
| 195 | pointers[insert]=NULL; |
| 196 | } |
| 197 | |
| 198 | void _VDBG_dump(void){ |
| 199 | int i; |
| 200 | for(i=0;i<ptop;i++){ |
| 201 | head *ptr=pointers[i]; |
| 202 | if(ptr) |
| 203 | fprintf(stderr,"unfreed bytes from %s:%ld\n", |
| 204 | ptr->file,ptr->line); |
| 205 | } |
| 206 | |
| 207 | } |
| 208 | |
| 209 | extern void *_VDBG_malloc(void *ptr,long bytes,char *file,long line){ |
| 210 | bytes+=HEAD_ALIGN; |
| 211 | if(ptr){ |
| 212 | ptr=(void *)(((char *)ptr)-HEAD_ALIGN); |
| 213 | _ripremove(ptr); |
| 214 | ptr=realloc(ptr,bytes); |
| 215 | }else{ |
| 216 | ptr=malloc(bytes); |
| 217 | memset(ptr,0,bytes); |
| 218 | } |
| 219 | return _insert(ptr,bytes,file,line); |
| 220 | } |
| 221 | |
| 222 | extern void _VDBG_free(void *ptr,char *file,long line){ |
| 223 | if(ptr){ |
| 224 | ptr=(void *)(((char *)ptr)-HEAD_ALIGN); |
| 225 | _ripremove(ptr); |
| 226 | free(ptr); |
| 227 | } |
| 228 | } |
| 229 | |