notaz.gp2x.de / fceu.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
mappers updated to 0.98.16
[fceu.git] / general.c
... / ...
CommitLineData
1/* FCE Ultra - NES/Famicom Emulator
2 *
3 * Copyright notice for this file:
4 * Copyright (C) 2002 Xodnizel
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#define _GNU_SOURCE // for asprintf
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25#include <stdarg.h>
26
27#include <sys/types.h>
28#include <sys/stat.h>
29#include <unistd.h>
30
31#include "types.h"
32#include "fce.h"
33
34#include "general.h"
35#include "state.h"
36#include "movie.h"
37
38#include "driver.h"
39
40#include "md5.h"
41#include "svga.h"
42
43static char BaseDirectory[2048];
44char FileBase[2048];
45static char FileExt[2048]; /* Includes the . character, as in ".nes" */
46
47static char FileBaseDirectory[2048];
48
49void FCEUI_SetBaseDirectory(char *dir)
50{
51 strncpy(BaseDirectory,dir,2047);
52 BaseDirectory[2047]=0;
53}
54
55static char *odirs[FCEUIOD__COUNT]={0,0,0,0,0}; // odirs, odors. ^_^
56
57void FCEUI_SetDirOverride(int which, char *n)
58{
59// FCEU_PrintError("odirs[%d]=%s->%s", which, odirs[which], n);
60if(which < FCEUIOD__COUNT)
61 odirs[which]=n;
62
63#if 0
64 if(FCEUGameInfo) /* Rebuild cache of present states/movies. */
65 {
66 if(which==FCEUIOD_STATE)
67 FCEUSS_CheckStates();
68 else if(which == FCEUIOD_MISC)
69 FCEUMOV_CheckMovies();
70 }
71#endif
72}
73
74#ifndef HAVE_ASPRINTF
75static int asprintf(char **strp, const char *fmt, ...)
76{
77 va_list ap;
78 int ret;
79
80 va_start(ap,fmt);
81 if(!(*strp=malloc(2048)))
82 return(0);
83 ret=vsnprintf(*strp,2048,fmt,ap);
84 va_end(ap);
85 return(ret);
86}
87#endif
88
89char* FCEU_GetPath(int type)
90{
91 char *ret=0;
92 switch(type)
93 {
94 case FCEUMKF_STATE:if(odirs[FCEUIOD_STATE])
95 ret=strdup(odirs[FCEUIOD_STATE]);
96 else
97 asprintf(&ret,"%s"PSS"movie",BaseDirectory);
98 break;
99 case FCEUMKF_MOVIE:if(odirs[FCEUIOD_MISC])
100 ret=strdup(odirs[FCEUIOD_MISC]);
101 else
102 asprintf(&ret,"%s"PSS"movie",BaseDirectory);
103 break;
104 }
105 return(ret);
106}
107
108char *FCEU_MakePath(int type, const char* filebase)
109{
110 char *ret=0;
111
112 switch(type)
113 {
114 case FCEUMKF_MOVIE:if(odirs[FCEUIOD_MISC])
115 asprintf(&ret,"%s"PSS"%s",odirs[FCEUIOD_MISC],filebase);
116 else
117 asprintf(&ret,"%s"PSS"movie"PSS"%s",BaseDirectory,filebase);
118 break;
119 }
120 return(ret);
121}
122
123char *FCEU_MakeFName(int type, int id1, char *cd1)
124{
125 char *ret=0;
126 struct stat tmpstat;
127
128 switch(type)
129 {
130 case FCEUMKF_NPTEMP: asprintf(&ret,"%s"PSS"m590plqd94fo.tmp",BaseDirectory);break;
131 case FCEUMKF_MOVIE:if(id1>=0)
132 {
133 if(odirs[FCEUIOD_MISC])
134 asprintf(&ret,"%s"PSS"%s.%d.fcm",odirs[FCEUIOD_MISC],FileBase,id1);
135 else
136 asprintf(&ret,"%s"PSS"movie"PSS"%s.%d.fcm",BaseDirectory,FileBase,id1);
137 if(stat(ret,&tmpstat)==-1)
138 {
139 if(odirs[FCEUIOD_MISC])
140 asprintf(&ret,"%s"PSS"%s.%d.fcm",odirs[FCEUIOD_MISC],FileBase,id1);
141 else
142 asprintf(&ret,"%s"PSS"movie"PSS"%s.%d.fcm",BaseDirectory,FileBase,id1);
143 }
144 }
145 else
146 {
147 if(odirs[FCEUIOD_MISC])
148 asprintf(&ret,"%s"PSS"%s.fcm",odirs[FCEUIOD_MISC],FileBase);
149 else
150 asprintf(&ret,"%s"PSS"movie"PSS"%s.fcm",BaseDirectory,FileBase);
151 }
152 break;
153 case FCEUMKF_STATE:if(odirs[FCEUIOD_STATE])
154 {
155 asprintf(&ret,"%s"PSS"%s.fc%d",odirs[FCEUIOD_STATE],FileBase,id1);
156// FCEU_PrintError("A");
157 }
158 else
159 {
160 asprintf(&ret,"%s"PSS"fcs"PSS"%s.fc%d",BaseDirectory,FileBase,id1);
161// FCEU_PrintError("B");
162 }
163 if(stat(ret,&tmpstat)==-1)
164 {
165 if(odirs[FCEUIOD_STATE])
166 {
167 asprintf(&ret,"%s"PSS"%s.fc%d",odirs[FCEUIOD_STATE],FileBase,id1);
168// FCEU_PrintError("C");
169 }
170 else
171 {
172 asprintf(&ret,"%s"PSS"fcs"PSS"%s.fc%d",BaseDirectory,FileBase,id1);
173// FCEU_PrintError("D");
174 }
175 }
176 break;
177 case FCEUMKF_SNAP:
178 if(FSettings.SnapName)
179 {
180 if(odirs[FCEUIOD_SNAPS])
181 asprintf(&ret,"%s"PSS"%s-%d.%s",odirs[FCEUIOD_SNAPS],FileBase,id1,cd1);
182 else
183 asprintf(&ret,"%s"PSS"snaps"PSS"%s-%d.%s",BaseDirectory,FileBase,id1,cd1);
184 }
185 else
186 {
187 if(odirs[FCEUIOD_SNAPS])
188 asprintf(&ret,"%s"PSS"%d.%s",odirs[FCEUIOD_SNAPS],id1,cd1);
189 else
190 asprintf(&ret,"%s"PSS"snaps"PSS"%d.%s",BaseDirectory,id1,cd1);
191 }
192 break;
193 case FCEUMKF_FDS:if(odirs[FCEUIOD_NV])
194 asprintf(&ret,"%s"PSS"%s.fds",odirs[FCEUIOD_NV],FileBase);
195 else
196 asprintf(&ret,"%s"PSS"sav"PSS"%s.fds",BaseDirectory,FileBase);
197 break;
198 case FCEUMKF_SAV:if(odirs[FCEUIOD_NV])
199 asprintf(&ret,"%s"PSS"%s.%s",odirs[FCEUIOD_NV],FileBase,cd1);
200 else
201 asprintf(&ret,"%s"PSS"sav"PSS"%s.%s",BaseDirectory,FileBase,cd1);
202 if(stat(ret,&tmpstat)==-1)
203 {
204 if(odirs[FCEUIOD_NV])
205 asprintf(&ret,"%s"PSS"%s.%s",odirs[FCEUIOD_NV],FileBase,cd1);
206 else
207 asprintf(&ret,"%s"PSS"sav"PSS"%s.%s",BaseDirectory,FileBase,cd1);
208 }
209 break;
210 case FCEUMKF_CHEAT:
211 if(odirs[FCEUIOD_CHEATS])
212 asprintf(&ret,"%s"PSS"%s.cht",odirs[FCEUIOD_CHEATS],FileBase);
213 else
214 asprintf(&ret,"%s"PSS"cheats"PSS"%s.cht",BaseDirectory,FileBase);
215 break;
216 case FCEUMKF_IPS: asprintf(&ret,"%s"PSS"%s%s.ips",FileBaseDirectory,FileBase,FileExt);
217 break;
218 case FCEUMKF_GGROM:asprintf(&ret,"%s"PSS"gg.rom",BaseDirectory);break;
219 case FCEUMKF_FDSROM:asprintf(&ret,"%s"PSS"disksys.rom",BaseDirectory);break;
220 case FCEUMKF_PALETTE:
221 if(odirs[FCEUIOD_MISC])
222 asprintf(&ret,"%s"PSS"%s.pal",odirs[FCEUIOD_MISC],FileBase);
223 else
224 asprintf(&ret,"%s"PSS"%s.pal",BaseDirectory,FileBase);
225 break;
226 case FCEUMKF_MOVIEGLOB:
227 if(odirs[FCEUIOD_MISC])
228// asprintf(&ret,"%s"PSS"%s*.fcm",odirs[FCEUIOD_MISC],FileBase);
229 asprintf(&ret,"%s"PSS"*.???",odirs[FCEUIOD_MISC]);
230 else
231// asprintf(&ret,"%s"PSS"fcs"PSS"%s*.fcm",BaseDirectory,FileBase);
232 asprintf(&ret,"%s"PSS"movie"PSS"*.???",BaseDirectory);
233 break;
234 case FCEUMKF_MOVIEGLOB2:
235 asprintf(&ret,"%s"PSS"*.???",BaseDirectory);
236 break;
237 case FCEUMKF_STATEGLOB:
238 if(odirs[FCEUIOD_STATE])
239 asprintf(&ret,"%s"PSS"%s*.fc?",odirs[FCEUIOD_STATE],FileBase);
240 else
241 asprintf(&ret,"%s"PSS"fcs"PSS"%s*.fc?",BaseDirectory,FileBase);
242 break;
243 }
244 return(ret);
245}
246
247void GetFileBase(const char *f)
248{
249 const char *tp1,*tp3;
250
251 #if PSS_STYLE==4
252 tp1=((char *)strrchr(f,':'));
253 #elif PSS_STYLE==1
254 tp1=((char *)strrchr(f,'/'));
255 #else
256 tp1=((char *)strrchr(f,'\\'));
257 #if PSS_STYLE!=3
258 tp3=((char *)strrchr(f,'/'));
259 if(tp1<tp3) tp1=tp3;
260 #endif
261 #endif
262 if(!tp1)
263 {
264 tp1=f;
265 strcpy(FileBaseDirectory,".");
266 }
267 else
268 {
269 memcpy(FileBaseDirectory,f,tp1-f);
270 FileBaseDirectory[tp1-f]=0;
271 tp1++;
272 }
273
274 if(((tp3=strrchr(f,'.'))!=NULL) && (tp3>tp1))
275 {
276 memcpy(FileBase,tp1,tp3-tp1);
277 FileBase[tp3-tp1]=0;
278 strcpy(FileExt,tp3);
279 }
280 else
281 {
282 strcpy(FileBase,tp1);
283 FileExt[0]=0;
284 }
285}
286
287uint32 uppow2(uint32 n)
288{
289 int x;
290
291 for(x=31;x>=0;x--)
292 if(n&(1<<x))
293 {
294 if((1<<x)!=n)
295 return(1<<(x+1));
296 break;
297 }
298 return n;
299}
300
ARM optimized FCE Ultra port