13 #define SYSTEM_H_BEGIN_ extern "C" {
14 #define SYSTEM_H_END_ }
16 #define SYSTEM_H_BEGIN_
23 #define DGEN_BASEDIR ".dgen"
24 #define DGEN_RC "dgenrc"
25 #define DGEN_AUTORC "dgenrc.auto"
26 #define DGEN_DIRSEP "/"
28 #define DGEN_BASEDIR "DGen"
29 #define DGEN_RC "dgen.cfg"
30 #define DGEN_AUTORC "dgen_auto.cfg"
31 #define DGEN_DIRSEP "\\/"
34 #define elemof(a) (sizeof(a) / sizeof((a)[0]))
35 #define containerof(p, s, m) (s *)((uintptr_t)(p) - offsetof(s, m))
37 #define BITS_TO_BYTES(v) ((((v) + 7u) & ~7u) >> 3)
40 #define DGEN_WRITE 0x2
41 #define DGEN_APPEND 0x4
42 #define DGEN_CURRENT 0x8
43 #define DGEN_TEXT 0x10
45 #define dgen_fopen_rc(mode) dgen_fopen(NULL, DGEN_RC, ((mode) | DGEN_TEXT))
46 #define dgen_fopen_autorc(mode) \
47 dgen_fopen(NULL, DGEN_AUTORC, ((mode) | DGEN_TEXT))
48 extern FILE *
dgen_fopen(
const char *relative,
const char *file,
50 extern FILE *
dgen_freopen(
const char *relative,
const char *file,
51 unsigned int mode, FILE *f);
53 extern char *
dgen_dir(
char *
buf,
size_t *size,
const char *sub);
56 #define le2h16(v) h2le16(v)
57 static inline uint16_t
h2le16(uint16_t v)
59 #ifdef WORDS_BIGENDIAN
60 return ((v >> 8) | (v << 8));
66 #define be2h16(v) h2be16(v)
67 static inline uint16_t
h2be16(uint16_t v)
69 #ifdef WORDS_BIGENDIAN
72 return ((v >> 8) | (v << 8));
76 #define le2h32(v) h2le32(v)
77 static inline uint32_t
h2le32(uint32_t v)
79 #ifdef WORDS_BIGENDIAN
80 return (((v & 0xff000000) >> 24) | ((v & 0x00ff0000) >> 8) |
81 ((v & 0x0000ff00) << 8) | ((v & 0x000000ff) << 24));
87 #define be2h32(v) h2be32(v)
88 static inline uint32_t
h2be32(uint32_t v)
90 #ifdef WORDS_BIGENDIAN
93 return (((v & 0xff000000) >> 24) | ((v & 0x00ff0000) >> 8) |
94 ((v & 0x0000ff00) << 8) | ((v & 0x000000ff) << 24));
104 memcpy(*dst, *src,
sizeof(*dst));
106 (*dst)[0] = (*src)[0];
107 (*dst)[1] = (*src)[1];
108 (*dst)[2] = (*src)[2];
113 extern uint8_t *
load(
void **context,
114 size_t *file_size, FILE *file,
size_t max_size);
116 extern void unload(uint8_t *data);
119 const char *relative);
122 static inline size_t strcommon(
const char *s1,
const char *s2)
126 for (i = 0; ((s1[
i] !=
'\0') && (s2[i] !=
'\0')); ++
i)
132 #define BACKSLASHIFY_NOQUOTES 0x0001
137 extern size_t utf8u32(uint32_t *
u32,
const uint8_t *u8);
138 extern size_t utf32u8(uint8_t *u8, uint32_t
u32);