mirror of https://github.com/OpenTTD/OpenTTD.git
128 lines
3.1 KiB
C
128 lines
3.1 KiB
C
#ifndef SAVELOAD_H
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#define SAVELOAD_H
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typedef void ChunkSaveLoadProc();
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typedef void AutolengthProc(void *arg);
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typedef struct SaveLoadGlobVarList {
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void *address;
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byte conv;
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byte from_version;
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byte to_version;
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} SaveLoadGlobVarList;
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typedef struct {
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uint32 id;
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ChunkSaveLoadProc *save_proc;
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ChunkSaveLoadProc *load_proc;
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uint32 flags;
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} ChunkHandler;
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typedef struct {
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byte null;
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} NullStruct;
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enum {
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REF_SCHEDULE = 0,
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REF_VEHICLE = 1,
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REF_STATION = 2,
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REF_TOWN = 3,
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};
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enum {
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INC_VEHICLE_COMMON = 0,
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};
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enum {
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CH_RIFF = 0,
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CH_ARRAY = 1,
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CH_SPARSE_ARRAY = 2,
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CH_TYPE_MASK = 3,
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CH_LAST = 8,
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CH_AUTO_LENGTH = 16,
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CH_PRI_0 = 0 << 4,
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CH_PRI_1 = 1 << 4,
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CH_PRI_2 = 2 << 4,
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CH_PRI_3 = 3 << 4,
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CH_PRI_SHL = 4,
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CH_NUM_PRI_LEVELS = 4,
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};
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enum {
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SLE_FILE_I8 = 0,
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SLE_FILE_U8 = 1,
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SLE_FILE_I16 = 2,
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SLE_FILE_U16 = 3,
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SLE_FILE_I32 = 4,
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SLE_FILE_U32 = 5,
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SLE_FILE_I64 = 6,
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SLE_FILE_U64 = 7,
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SLE_FILE_STRINGID = 8,
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// SLE_FILE_IVAR = 8,
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// SLE_FILE_UVAR = 9,
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SLE_VAR_I8 = 0 << 4,
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SLE_VAR_U8 = 1 << 4,
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SLE_VAR_I16 = 2 << 4,
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SLE_VAR_U16 = 3 << 4,
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SLE_VAR_I32 = 4 << 4,
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SLE_VAR_U32 = 5 << 4,
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SLE_VAR_I64 = 6 << 4,
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SLE_VAR_U64 = 7 << 4,
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SLE_VAR_NULL = 8 << 4, // useful to write zeros in savegame.
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SLE_VAR_INT = SLE_VAR_I32,
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SLE_VAR_UINT = SLE_VAR_U32,
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SLE_INT8 = SLE_FILE_I8 | SLE_VAR_I8,
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SLE_UINT8 = SLE_FILE_U8 | SLE_VAR_U8,
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SLE_INT16 = SLE_FILE_I16 | SLE_VAR_I16,
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SLE_UINT16 = SLE_FILE_U16 | SLE_VAR_U16,
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SLE_INT32 = SLE_FILE_I32 | SLE_VAR_I32,
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SLE_UINT32 = SLE_FILE_U32 | SLE_VAR_U32,
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SLE_INT64 = SLE_FILE_I64 | SLE_VAR_I64,
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SLE_UINT64 = SLE_FILE_U64 | SLE_VAR_U64,
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SLE_STRINGID = SLE_FILE_STRINGID | SLE_VAR_U16,
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};
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#define SLE_VAR(t,i,c) 0 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c
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#define SLE_REF(t,i,c) 0x10 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c
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#define SLE_ARR(t,i,c,l) 0x20 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, l
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#define SLE_CONDVAR(t,i,c,from,to) 0x40 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, from, to
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#define SLE_CONDREF(t,i,c,from,to) 0x50 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, from, to
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#define SLE_CONDARR(t,i,c,l,from,to) 0x60 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, from,to, l
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#define SLE_WRITEBYTE(t,i,b,c) 0x80 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, b, c
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#define SLE_INCLUDE(t,i,c) 0x90 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c
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#define SLE_VARX(t,c) 0x00 | ((t) & 0xF), (t) >> 4, c
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#define SLE_REFX(t,c) 0x10 | ((t) & 0xF), (t) >> 4, c
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#define SLE_CONDVARX(t,c,from,to) 0x40 | ((t) & 0xF), (t) >> 4, c, from, to
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#define SLE_CONDREFX(t,c,co) 0x50 | ((t) & 0xF), (t) >> 4, c, co
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#define SLE_WRITEBYTEX(t,b) 0x80 | ((t) & 0xF), (t) >> 4, b
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#define SLE_INCLUDEX(t,c) 0x90 | ((t) & 0xF), (t) >> 4, c
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#define SLE_END() 0xF0
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void SlSetArrayIndex(uint index);
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int SlIterateArray();
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void SlArray(void *array, uint length, uint conv);
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void SlObject(void *object, const void *desc);
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void SlAutolength(AutolengthProc *proc, void *arg);
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uint SlGetFieldLength();
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int SlReadByte();
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void SlSetLength(uint length);
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void SlWriteByte(byte v);
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void SlGlobList(const SaveLoadGlobVarList *desc);
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//int GetSavegameType(char *file);
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#endif /* SAVELOAD_H */
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