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author | Jelmer Vernooij <jelmer@samba.org> | 2008-12-19 21:47:45 +0100 |
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committer | Jelmer Vernooij <jelmer@samba.org> | 2008-12-19 21:47:45 +0100 |
commit | 5076c64d43c68a028ac944c336715b4cb277365f (patch) | |
tree | e88fc16979b75b5b30377e84b76ebb1b87e01591 /source3/lua-5.1.4/src/lzio.h | |
parent | 6998ef4fe021ebf40f63c2191d3259888a8ad7f4 (diff) | |
parent | 13eefa7c435cb5ac656f662c78260a82caf43180 (diff) | |
download | samba-5076c64d43c68a028ac944c336715b4cb277365f.tar.gz samba-5076c64d43c68a028ac944c336715b4cb277365f.tar.bz2 samba-5076c64d43c68a028ac944c336715b4cb277365f.zip |
Merge branch 'master' of ssh://git.samba.org/data/git/samba
Diffstat (limited to 'source3/lua-5.1.4/src/lzio.h')
-rw-r--r-- | source3/lua-5.1.4/src/lzio.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/source3/lua-5.1.4/src/lzio.h b/source3/lua-5.1.4/src/lzio.h new file mode 100644 index 0000000000..51d695d8c1 --- /dev/null +++ b/source3/lua-5.1.4/src/lzio.h @@ -0,0 +1,67 @@ +/* +** $Id: lzio.h,v 1.21.1.1 2007/12/27 13:02:25 roberto Exp $ +** Buffered streams +** See Copyright Notice in lua.h +*/ + + +#ifndef lzio_h +#define lzio_h + +#include "lua.h" + +#include "lmem.h" + + +#define EOZ (-1) /* end of stream */ + +typedef struct Zio ZIO; + +#define char2int(c) cast(int, cast(unsigned char, (c))) + +#define zgetc(z) (((z)->n--)>0 ? char2int(*(z)->p++) : luaZ_fill(z)) + +typedef struct Mbuffer { + char *buffer; + size_t n; + size_t buffsize; +} Mbuffer; + +#define luaZ_initbuffer(L, buff) ((buff)->buffer = NULL, (buff)->buffsize = 0) + +#define luaZ_buffer(buff) ((buff)->buffer) +#define luaZ_sizebuffer(buff) ((buff)->buffsize) +#define luaZ_bufflen(buff) ((buff)->n) + +#define luaZ_resetbuffer(buff) ((buff)->n = 0) + + +#define luaZ_resizebuffer(L, buff, size) \ + (luaM_reallocvector(L, (buff)->buffer, (buff)->buffsize, size, char), \ + (buff)->buffsize = size) + +#define luaZ_freebuffer(L, buff) luaZ_resizebuffer(L, buff, 0) + + +LUAI_FUNC char *luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n); +LUAI_FUNC void luaZ_init (lua_State *L, ZIO *z, lua_Reader reader, + void *data); +LUAI_FUNC size_t luaZ_read (ZIO* z, void* b, size_t n); /* read next n bytes */ +LUAI_FUNC int luaZ_lookahead (ZIO *z); + + + +/* --------- Private Part ------------------ */ + +struct Zio { + size_t n; /* bytes still unread */ + const char *p; /* current position in buffer */ + lua_Reader reader; + void* data; /* additional data */ + lua_State *L; /* Lua state (for reader) */ +}; + + +LUAI_FUNC int luaZ_fill (ZIO *z); + +#endif |