c62d2810 |
1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
4 | * Copyright (C) 2002 Ben Parnell |
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 | #include <stdlib.h> |
22 | #include <string.h> |
23 | #include <stdio.h> |
24 | |
25 | #include "types.h" |
26 | |
27 | #include "general.h" |
28 | #include "state.h" |
29 | #include "version.h" |
30 | #include "svga.h" |
31 | #include "driver.h" |
32 | |
33 | char *marray[1]={"Error allocating memory!"}; |
34 | |
35 | static char BaseDirectory[2048]; |
36 | static char FileBase[2048]; |
37 | static char FileExt[2048]; |
38 | static char FileBaseDirectory[2048]; |
39 | |
40 | void FCEUI_SetBaseDirectory(char *dir) |
41 | { |
42 | strncpy(BaseDirectory,dir,2047); |
43 | BaseDirectory[2047]=0; |
44 | } |
45 | |
46 | static char *odirs[FCEUIOD__COUNT]={0,0,0,0,0}; // odirs, odors. ^_^ |
47 | |
48 | void FCEUI_SetDirOverride(int which, char *n) |
49 | { |
50 | odirs[which]=n; |
51 | if(which==FCEUIOD_STATE) |
52 | SaveStateRefresh(); |
53 | } |
54 | |
55 | /* We should probably use snprintf(), but many C libraries don't seem to |
56 | have this function. |
57 | */ |
58 | char *FCEU_MakeFName(int type, int id1, char *cd1) |
59 | { |
60 | static uint8 ret[2048]; |
61 | |
62 | ret[0]=0; |
63 | switch(type) |
64 | { |
65 | case FCEUMKF_STATE:if(odirs[FCEUIOD_STATE]) |
5232c20c |
66 | sprintf(((char*)ret),"%s"PSS"%s.fc%d",odirs[FCEUIOD_STATE],FileBase,id1); |
c62d2810 |
67 | else |
5232c20c |
68 | sprintf(((char*)ret),"%s"PSS"fcs"PSS"%s.fc%d",BaseDirectory,FileBase,id1); |
c62d2810 |
69 | break; |
70 | case FCEUMKF_SNAP: |
71 | if(FSettings.SnapName) |
72 | { |
73 | if(odirs[FCEUIOD_SNAPS]) |
5232c20c |
74 | sprintf(((char*)ret),"%s"PSS"%s-%d.%s",odirs[FCEUIOD_SNAPS],FileBase,id1,cd1); |
c62d2810 |
75 | else |
5232c20c |
76 | sprintf(((char*)ret),"%s"PSS"snaps"PSS"%s-%d.%s",BaseDirectory,FileBase,id1,cd1); |
c62d2810 |
77 | } |
78 | else |
79 | { |
80 | if(odirs[FCEUIOD_SNAPS]) |
5232c20c |
81 | sprintf(((char*)ret),"%s"PSS"%d.%s",odirs[FCEUIOD_SNAPS],id1,cd1); |
c62d2810 |
82 | else |
5232c20c |
83 | sprintf(((char*)ret),"%s"PSS"snaps"PSS"%d.%s",BaseDirectory,id1,cd1); |
c62d2810 |
84 | } |
85 | break; |
86 | case FCEUMKF_SAV:if(odirs[FCEUIOD_NV]) |
87 | { |
5232c20c |
88 | sprintf(((char*)ret),"%s"PSS"%s.%s",odirs[FCEUIOD_NV],FileBase,cd1); |
c62d2810 |
89 | } |
90 | else |
91 | { |
92 | if(FSettings.SUnderBase) |
5232c20c |
93 | sprintf(((char*)ret),"%s"PSS"sav"PSS"%s.%s",BaseDirectory,FileBase,cd1); |
c62d2810 |
94 | else |
5232c20c |
95 | sprintf(((char*)ret),"%s"PSS"%s.%s",FileBaseDirectory,FileBase,cd1); |
c62d2810 |
96 | } |
97 | break; |
98 | case FCEUMKF_CHEAT: |
99 | if(odirs[FCEUIOD_CHEATS]) |
5232c20c |
100 | sprintf(((char*)ret),"%s"PSS"%s.cht",odirs[FCEUIOD_CHEATS],FileBase); |
c62d2810 |
101 | else |
5232c20c |
102 | sprintf(((char*)ret),"%s"PSS"cheats"PSS"%s.cht",BaseDirectory,FileBase); |
c62d2810 |
103 | break; |
5232c20c |
104 | case FCEUMKF_GGROM:sprintf(((char*)ret),"%s"PSS"gg.rom",BaseDirectory);break; |
105 | case FCEUMKF_FDSROM:sprintf(((char*)ret),"%s"PSS"disksys.rom",BaseDirectory);break; |
c62d2810 |
106 | case FCEUMKF_PALETTE: |
107 | if(odirs[FCEUIOD_MISC]) |
5232c20c |
108 | sprintf(((char*)ret),"%s"PSS"%s.pal",odirs[FCEUIOD_MISC],FileBase); |
c62d2810 |
109 | else |
5232c20c |
110 | sprintf(((char*)ret),"%s"PSS"gameinfo"PSS"%s.pal",BaseDirectory,FileBase); |
c62d2810 |
111 | break; |
112 | } |
5232c20c |
113 | return((char *)ret); |
c62d2810 |
114 | } |
115 | |
116 | void GetFileBase(char *f) |
117 | { |
118 | char *tp1,*tp3; |
119 | |
120 | #if PSS_STYLE==4 |
121 | tp1=((char *)strrchr(f,':')); |
122 | #elif PSS_STYLE==1 |
123 | tp1=((char *)strrchr(f,'/')); |
124 | #else |
125 | tp1=((char *)strrchr(f,'\\')); |
126 | #if PSS_STYLE!=3 |
127 | tp3=((char *)strrchr(f,'/')); |
128 | if(tp1<tp3) tp1=tp3; |
129 | #endif |
130 | #endif |
131 | if(!tp1) |
132 | { |
133 | tp1=f; |
134 | strcpy(FileBaseDirectory,"."); |
135 | } |
136 | else |
137 | { |
138 | memcpy(FileBaseDirectory,f,tp1-f); |
139 | FileBaseDirectory[tp1-f]=0; |
140 | tp1++; |
141 | } |
142 | |
143 | if((tp3=strrchr(f,'.'))!=NULL) |
144 | { |
145 | memcpy(FileBase,tp1,tp3-tp1); |
146 | FileBase[tp3-tp1]=0; |
147 | strcpy(FileExt,tp3+1); |
148 | } |
149 | else |
150 | { |
151 | strcpy(FileBase,tp1); |
152 | FileExt[0]=0; |
153 | } |
154 | } |
155 | |
156 | uint32 uppow2(uint32 n) |
157 | { |
158 | int x; |
159 | |
160 | for(x=31;x>=0;x--) |
161 | if(n&(1<<x)) |
162 | { |
163 | if((1<<x)!=n) |
164 | return(1<<(x+1)); |
165 | break; |
166 | } |
167 | return n; |
168 | } |
169 | |