123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293 |
- /*
- ** $Id: lundump.h,v 1.45.1.1 2017/04/19 17:20:42 roberto Exp $
- ** load precompiled Lua chunks
- ** See Copyright Notice in lua.h
- */
- #ifndef lundump_h
- #define lundump_h
- #include "llimits.h"
- #include "lobject.h"
- #include "lzio.h"
- /* These allow a multi=byte flag:1,type:3,data:4 packing in the tt byte */
- #define LUAU_TNIL (0<<4)
- #define LUAU_TBOOLEAN (1<<4)
- #define LUAU_TNUMFLT (2<<4)
- #define LUAU_TNUMPINT (3<<4)
- #define LUAU_TNUMNINT (4<<4)
- #define LUAU_TSSTRING (5<<4)
- #define LUAU_TLSTRING (6<<4)
- #define LUAU_TMASK (7<<4)
- #define LUAU_DMASK 0x0f
- /* data to catch conversion errors */
- #define LUAC_DATA "\x19\x93\r\n\x1a\n"
- #define LUAC_INT 0x5678
- #define LUAC_NUM cast_num(370.5)
- #define LUAC_FUNC_MARKER 0xFE
- #define LUA_TNUMNINT (LUA_TNUMBER | (2 << 4)) /* negative integer numbers */
- #define MYINT(s) (s[0]-'0')
- #define LUAC_VERSION (MYINT(LUA_VERSION_MAJOR)*16+MYINT(LUA_VERSION_MINOR))
- #define LUAC_FORMAT 10 /* this is the NodeMCU format */
- #define LUAC_LFS_IMAGE_FORMAT 11
- #define LUA_STRING_SIG "\x19ss"
- #define LUA_PROTO_SIG "\x19pr"
- #define LUA_HDR_BYTE '\x19'
- /* load one chunk; from lundump.c */
- LUAI_FUNC LClosure* luaU_undump (lua_State* L, ZIO* Z, const char* name);
- /* dump one chunk; from ldump.c */
- LUAI_FUNC int luaU_dump (lua_State* L, const Proto* f, lua_Writer w,
- void* data, int strip);
- LUAI_FUNC int luaU_DumpAllProtos(lua_State *L, const Proto *m, lua_Writer w,
- void *data, int strip);
- LUAI_FUNC int luaU_undumpLFS(lua_State *L, ZIO *Z, int isabs);
- typedef struct FlashHeader LFSHeader;
- /*
- ** The LFSHeader uses offsets rather than pointers to avoid 32 vs 64 bit issues
- ** during host compilation. The offsets are in units of lu_int32's and NOT
- ** size_t, though clearly any internal pointers are of the size_t for the
- ** executing architectures: 4 or 8 byte. Likewise recources are size_t aligned
- ** so LFS regions built for 64-bit execution will have 4-byte alignment packing
- ** between resources.
- */
- struct FlashHeader{
- lu_int32 flash_sig; /* a standard fingerprint identifying an LFS image */
- lu_int32 flash_size; /* Size of LFS image in bytes */
- lu_int32 seed; /* random number seed used in LFS */
- lu_int32 timestamp; /* timestamp of LFS build */
- lu_int32 nROuse; /* number of elements in ROstrt */
- lu_int32 nROsize; /* size of ROstrt */
- lu_int32 oROhash; /* offset of TString ** ROstrt hash */
- lu_int32 protoROTable; /* offset of master ROTable for proto lookup */
- lu_int32 protoHead; /* offset of linked list of Protos in LFS */
- lu_int32 shortTShead; /* offset of linked list of short TStrings in LFS */
- lu_int32 longTShead; /* offset of linked list of long TStrings in LFS */
- lu_int32 reserved;
- };
- #ifdef LUA_USE_HOST
- extern void *LFSregion;
- LUAI_FUNC void luaN_setabsolute(lu_int32 addr);
- #endif
- #define FLASH_FORMAT_VERSION ( 2 << 8)
- #define FLASH_SIG_B1 0x06
- #define FLASH_SIG_B2 0x02
- #define FLASH_SIG_PASS2 0x0F
- #define FLASH_FORMAT_MASK 0xF00
- #define FLASH_SIG_B2_MASK 0x04
- #define FLASH_SIG_ABSOLUTE 0x01
- #define FLASH_SIG_IN_PROGRESS 0x08
- #define FLASH_SIG (0xfafaa050 | FLASH_FORMAT_VERSION)
- #define FLASH_FORMAT_MASK 0xF00
- #endif
|