diff options
Diffstat (limited to '')
-rw-r--r-- | libraries/LuaJIT-1.1.7/src/lzio.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/libraries/LuaJIT-1.1.7/src/lzio.c b/libraries/LuaJIT-1.1.7/src/lzio.c deleted file mode 100644 index 293edd5..0000000 --- a/libraries/LuaJIT-1.1.7/src/lzio.c +++ /dev/null | |||
@@ -1,82 +0,0 @@ | |||
1 | /* | ||
2 | ** $Id: lzio.c,v 1.31.1.1 2007/12/27 13:02:25 roberto Exp $ | ||
3 | ** a generic input stream interface | ||
4 | ** See Copyright Notice in lua.h | ||
5 | */ | ||
6 | |||
7 | |||
8 | #include <string.h> | ||
9 | |||
10 | #define lzio_c | ||
11 | #define LUA_CORE | ||
12 | |||
13 | #include "lua.h" | ||
14 | |||
15 | #include "llimits.h" | ||
16 | #include "lmem.h" | ||
17 | #include "lstate.h" | ||
18 | #include "lzio.h" | ||
19 | |||
20 | |||
21 | int luaZ_fill (ZIO *z) { | ||
22 | size_t size; | ||
23 | lua_State *L = z->L; | ||
24 | const char *buff; | ||
25 | lua_unlock(L); | ||
26 | buff = z->reader(L, z->data, &size); | ||
27 | lua_lock(L); | ||
28 | if (buff == NULL || size == 0) return EOZ; | ||
29 | z->n = size - 1; | ||
30 | z->p = buff; | ||
31 | return char2int(*(z->p++)); | ||
32 | } | ||
33 | |||
34 | |||
35 | int luaZ_lookahead (ZIO *z) { | ||
36 | if (z->n == 0) { | ||
37 | if (luaZ_fill(z) == EOZ) | ||
38 | return EOZ; | ||
39 | else { | ||
40 | z->n++; /* luaZ_fill removed first byte; put back it */ | ||
41 | z->p--; | ||
42 | } | ||
43 | } | ||
44 | return char2int(*z->p); | ||
45 | } | ||
46 | |||
47 | |||
48 | void luaZ_init (lua_State *L, ZIO *z, lua_Reader reader, void *data) { | ||
49 | z->L = L; | ||
50 | z->reader = reader; | ||
51 | z->data = data; | ||
52 | z->n = 0; | ||
53 | z->p = NULL; | ||
54 | } | ||
55 | |||
56 | |||
57 | /* --------------------------------------------------------------- read --- */ | ||
58 | size_t luaZ_read (ZIO *z, void *b, size_t n) { | ||
59 | while (n) { | ||
60 | size_t m; | ||
61 | if (luaZ_lookahead(z) == EOZ) | ||
62 | return n; /* return number of missing bytes */ | ||
63 | m = (n <= z->n) ? n : z->n; /* min. between n and z->n */ | ||
64 | memcpy(b, z->p, m); | ||
65 | z->n -= m; | ||
66 | z->p += m; | ||
67 | b = (char *)b + m; | ||
68 | n -= m; | ||
69 | } | ||
70 | return 0; | ||
71 | } | ||
72 | |||
73 | /* ------------------------------------------------------------------------ */ | ||
74 | char *luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n) { | ||
75 | if (n > buff->buffsize) { | ||
76 | if (n < LUA_MINBUFFER) n = LUA_MINBUFFER; | ||
77 | luaZ_resizebuffer(L, buff, n); | ||
78 | } | ||
79 | return buff->buffer; | ||
80 | } | ||
81 | |||
82 | |||