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3719602c PC |
1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (retro_miscellaneous.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef __RARCH_MISCELLANEOUS_H | |
24 | #define __RARCH_MISCELLANEOUS_H | |
25 | ||
26 | #define RARCH_MAX_SUBSYSTEMS 10 | |
27 | #define RARCH_MAX_SUBSYSTEM_ROMS 10 | |
28 | ||
29 | #include <stdint.h> | |
30 | #include <boolean.h> | |
31 | #include <retro_inline.h> | |
32 | ||
33 | #if defined(_WIN32) | |
34 | ||
35 | #if defined(_XBOX) | |
36 | #include <Xtl.h> | |
37 | #else | |
38 | #ifndef WIN32_LEAN_AND_MEAN | |
39 | #define WIN32_LEAN_AND_MEAN | |
40 | #endif | |
41 | #include <windows.h> | |
42 | #endif | |
43 | ||
44 | #endif | |
45 | ||
46 | #include <limits.h> | |
47 | ||
48 | #ifdef _MSC_VER | |
49 | #include <compat/msvc.h> | |
50 | #endif | |
51 | ||
52 | #ifdef IOS | |
53 | #include <sys/param.h> | |
54 | #endif | |
55 | ||
56 | static INLINE void bits_or_bits(uint32_t *a, uint32_t *b, uint32_t count) | |
57 | { | |
58 | uint32_t i; | |
59 | for (i = 0; i < count;i++) | |
60 | a[i] |= b[i]; | |
61 | } | |
62 | ||
63 | static INLINE void bits_clear_bits(uint32_t *a, uint32_t *b, uint32_t count) | |
64 | { | |
65 | uint32_t i; | |
66 | for (i = 0; i < count;i++) | |
67 | a[i] &= ~b[i]; | |
68 | } | |
69 | ||
70 | static INLINE bool bits_any_set(uint32_t* ptr, uint32_t count) | |
71 | { | |
72 | uint32_t i; | |
73 | for (i = 0; i < count; i++) | |
74 | { | |
75 | if (ptr[i] != 0) | |
76 | return true; | |
77 | } | |
78 | return false; | |
79 | } | |
80 | ||
81 | static INLINE bool bits_any_different(uint32_t *a, uint32_t *b, uint32_t count) | |
82 | { | |
83 | uint32_t i; | |
84 | for (i = 0; i < count; i++) | |
85 | { | |
86 | if (a[i] != b[i]) | |
87 | return true; | |
88 | } | |
89 | return false; | |
90 | } | |
91 | ||
92 | #ifndef PATH_MAX_LENGTH | |
93 | #if defined(_XBOX1) || defined(_3DS) || defined(PSP) || defined(PS2) || defined(GEKKO)|| defined(WIIU) || defined(__PSL1GHT__) || defined(__PS3__) | |
94 | #define PATH_MAX_LENGTH 512 | |
95 | #else | |
96 | #define PATH_MAX_LENGTH 4096 | |
97 | #endif | |
98 | #endif | |
99 | ||
100 | #ifndef NAME_MAX_LENGTH | |
101 | #define NAME_MAX_LENGTH 256 | |
102 | #endif | |
103 | ||
104 | #ifndef MAX | |
105 | #define MAX(a, b) ((a) > (b) ? (a) : (b)) | |
106 | #endif | |
107 | ||
108 | #ifndef MIN | |
109 | #define MIN(a, b) ((a) < (b) ? (a) : (b)) | |
110 | #endif | |
111 | ||
112 | #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) | |
113 | ||
114 | #define BITS_GET_ELEM(a, i) ((a).data[i]) | |
115 | #define BITS_GET_ELEM_PTR(a, i) ((a)->data[i]) | |
116 | ||
117 | #define BIT_SET(a, bit) ((a)[(bit) >> 3] |= (1 << ((bit) & 7))) | |
118 | #define BIT_CLEAR(a, bit) ((a)[(bit) >> 3] &= ~(1 << ((bit) & 7))) | |
119 | #define BIT_GET(a, bit) (((a)[(bit) >> 3] >> ((bit) & 7)) & 1) | |
120 | ||
121 | #define BIT16_SET(a, bit) ((a) |= (1 << ((bit) & 15))) | |
122 | #define BIT16_CLEAR(a, bit) ((a) &= ~(1 << ((bit) & 15))) | |
123 | #define BIT16_GET(a, bit) (((a) >> ((bit) & 15)) & 1) | |
124 | #define BIT16_CLEAR_ALL(a) ((a) = 0) | |
125 | ||
126 | #define BIT32_SET(a, bit) ((a) |= (UINT32_C(1) << ((bit) & 31))) | |
127 | #define BIT32_CLEAR(a, bit) ((a) &= ~(UINT32_C(1) << ((bit) & 31))) | |
128 | #define BIT32_GET(a, bit) (((a) >> ((bit) & 31)) & 1) | |
129 | #define BIT32_CLEAR_ALL(a) ((a) = 0) | |
130 | ||
131 | #define BIT64_SET(a, bit) ((a) |= (UINT64_C(1) << ((bit) & 63))) | |
132 | #define BIT64_CLEAR(a, bit) ((a) &= ~(UINT64_C(1) << ((bit) & 63))) | |
133 | #define BIT64_GET(a, bit) (((a) >> ((bit) & 63)) & 1) | |
134 | #define BIT64_CLEAR_ALL(a) ((a) = 0) | |
135 | ||
136 | #define BIT128_SET(a, bit) ((a).data[(bit) >> 5] |= (UINT32_C(1) << ((bit) & 31))) | |
137 | #define BIT128_CLEAR(a, bit) ((a).data[(bit) >> 5] &= ~(UINT32_C(1) << ((bit) & 31))) | |
138 | #define BIT128_GET(a, bit) (((a).data[(bit) >> 5] >> ((bit) & 31)) & 1) | |
139 | #define BIT128_CLEAR_ALL(a) memset(&(a), 0, sizeof(a)) | |
140 | ||
141 | #define BIT128_SET_PTR(a, bit) BIT128_SET(*a, bit) | |
142 | #define BIT128_CLEAR_PTR(a, bit) BIT128_CLEAR(*a, bit) | |
143 | #define BIT128_GET_PTR(a, bit) BIT128_GET(*a, bit) | |
144 | #define BIT128_CLEAR_ALL_PTR(a) BIT128_CLEAR_ALL(*a) | |
145 | ||
146 | #define BIT256_SET(a, bit) BIT128_SET(a, bit) | |
147 | #define BIT256_CLEAR(a, bit) BIT128_CLEAR(a, bit) | |
148 | #define BIT256_GET(a, bit) BIT128_GET(a, bit) | |
149 | #define BIT256_CLEAR_ALL(a) BIT128_CLEAR_ALL(a) | |
150 | ||
151 | #define BIT256_SET_PTR(a, bit) BIT256_SET(*a, bit) | |
152 | #define BIT256_CLEAR_PTR(a, bit) BIT256_CLEAR(*a, bit) | |
153 | #define BIT256_GET_PTR(a, bit) BIT256_GET(*a, bit) | |
154 | #define BIT256_CLEAR_ALL_PTR(a) BIT256_CLEAR_ALL(*a) | |
155 | ||
156 | #define BIT512_SET(a, bit) BIT256_SET(a, bit) | |
157 | #define BIT512_CLEAR(a, bit) BIT256_CLEAR(a, bit) | |
158 | #define BIT512_GET(a, bit) BIT256_GET(a, bit) | |
159 | #define BIT512_CLEAR_ALL(a) BIT256_CLEAR_ALL(a) | |
160 | ||
161 | #define BIT512_SET_PTR(a, bit) BIT512_SET(*a, bit) | |
162 | #define BIT512_CLEAR_PTR(a, bit) BIT512_CLEAR(*a, bit) | |
163 | #define BIT512_GET_PTR(a, bit) BIT512_GET(*a, bit) | |
164 | #define BIT512_CLEAR_ALL_PTR(a) BIT512_CLEAR_ALL(*a) | |
165 | ||
166 | #define BITS_COPY16_PTR(a,bits) \ | |
167 | { \ | |
168 | BIT128_CLEAR_ALL_PTR(a); \ | |
169 | BITS_GET_ELEM_PTR(a, 0) = (bits) & 0xffff; \ | |
170 | } | |
171 | ||
172 | #define BITS_COPY32_PTR(a,bits) \ | |
173 | { \ | |
174 | BIT128_CLEAR_ALL_PTR(a); \ | |
175 | BITS_GET_ELEM_PTR(a, 0) = (bits); \ | |
176 | } | |
177 | ||
178 | #define BITS_COPY64_PTR(a,bits) \ | |
179 | { \ | |
180 | BIT128_CLEAR_ALL_PTR(a); \ | |
181 | BITS_GET_ELEM_PTR(a, 0) = (bits); \ | |
182 | BITS_GET_ELEM_PTR(a, 1) = (bits >> 32); \ | |
183 | } | |
184 | ||
185 | /* Helper macros and struct to keep track of many booleans. */ | |
186 | /* This struct has 256 bits. */ | |
187 | typedef struct | |
188 | { | |
189 | uint32_t data[8]; | |
190 | } retro_bits_t; | |
191 | ||
192 | /* This struct has 512 bits. */ | |
193 | typedef struct | |
194 | { | |
195 | uint32_t data[16]; | |
196 | } retro_bits_512_t; | |
197 | ||
198 | #ifdef _WIN32 | |
199 | # ifdef _WIN64 | |
200 | # define PRI_SIZET PRIu64 | |
201 | # else | |
202 | # if _MSC_VER == 1800 | |
203 | # define PRI_SIZET PRIu32 | |
204 | # else | |
205 | # define PRI_SIZET "u" | |
206 | # endif | |
207 | # endif | |
208 | #elif defined(PS2) | |
209 | # define PRI_SIZET "u" | |
210 | #else | |
211 | # if (SIZE_MAX == 0xFFFF) | |
212 | # define PRI_SIZET "hu" | |
213 | # elif (SIZE_MAX == 0xFFFFFFFF) | |
214 | # define PRI_SIZET "u" | |
215 | # elif (SIZE_MAX == 0xFFFFFFFFFFFFFFFF) | |
216 | # define PRI_SIZET "lu" | |
217 | # else | |
218 | # error PRI_SIZET: unknown SIZE_MAX | |
219 | # endif | |
220 | #endif | |
221 | ||
222 | #endif |