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-rw-r--r--lzio.h21
1 files changed, 9 insertions, 12 deletions
diff --git a/lzio.h b/lzio.h
index c9703d3f..e18b9fbb 100644
--- a/lzio.h
+++ b/lzio.h
@@ -1,5 +1,5 @@
1/* 1/*
2** $Id: lzio.h,v 1.18 2003/08/28 14:38:46 roberto Exp roberto $ 2** $Id: lzio.h,v 1.19 2003/10/03 16:05:34 roberto Exp roberto $
3** Buffered streams 3** Buffered streams
4** See Copyright Notice in lua.h 4** See Copyright Notice in lua.h
5*/ 5*/
@@ -17,26 +17,16 @@
17 17
18typedef struct Zio ZIO; 18typedef struct Zio ZIO;
19 19
20
21#define char2int(c) cast(int, cast(unsigned char, (c))) 20#define char2int(c) cast(int, cast(unsigned char, (c)))
22 21
23#define zgetc(z) (((z)->n--)>0 ? char2int(*(z)->p++) : luaZ_fill(z)) 22#define zgetc(z) (((z)->n--)>0 ? char2int(*(z)->p++) : luaZ_fill(z))
24 23
25void luaZ_init (lua_State *L, ZIO *z, lua_Chunkreader reader, void *data);
26size_t luaZ_read (ZIO* z, void* b, size_t n); /* read next n bytes */
27int luaZ_lookahead (ZIO *z);
28
29
30
31typedef struct Mbuffer { 24typedef struct Mbuffer {
32 char *buffer; 25 char *buffer;
33 size_t n; 26 size_t n;
34 size_t buffsize; 27 size_t buffsize;
35} Mbuffer; 28} Mbuffer;
36 29
37
38char *luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n);
39
40#define luaZ_initbuffer(L, buff) ((buff)->buffer = NULL, (buff)->buffsize = 0) 30#define luaZ_initbuffer(L, buff) ((buff)->buffer = NULL, (buff)->buffsize = 0)
41 31
42#define luaZ_buffer(buff) ((buff)->buffer) 32#define luaZ_buffer(buff) ((buff)->buffer)
@@ -53,6 +43,13 @@ char *luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n);
53#define luaZ_freebuffer(L, buff) luaZ_resizebuffer(L, buff, 0) 43#define luaZ_freebuffer(L, buff) luaZ_resizebuffer(L, buff, 0)
54 44
55 45
46LUAI_FUNC char *luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n);
47LUAI_FUNC void luaZ_init (lua_State *L, ZIO *z, lua_Chunkreader reader,
48 void *data);
49LUAI_FUNC size_t luaZ_read (ZIO* z, void* b, size_t n); /* read next n bytes */
50LUAI_FUNC int luaZ_lookahead (ZIO *z);
51
52
56 53
57/* --------- Private Part ------------------ */ 54/* --------- Private Part ------------------ */
58 55
@@ -65,6 +62,6 @@ struct Zio {
65}; 62};
66 63
67 64
68int luaZ_fill (ZIO *z); 65LUAI_FUNC int luaZ_fill (ZIO *z);
69 66
70#endif 67#endif