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Location: cpp/openttd-patchpack/source/saveload.h
r1069:72cdacf7c6d0
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(svn r1570) Make the gcc version test work with old versions of test (i.e. don't use the < operator)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 | #ifndef SAVELOAD_H
#define SAVELOAD_H
#include <setjmp.h>
typedef void ChunkSaveLoadProc();
typedef void AutolengthProc(void *arg);
typedef struct SaveLoadGlobVarList {
void *address;
byte conv;
byte from_version;
byte to_version;
} SaveLoadGlobVarList;
typedef struct {
uint32 id;
ChunkSaveLoadProc *save_proc;
ChunkSaveLoadProc *load_proc;
uint32 flags;
} ChunkHandler;
typedef struct {
byte null;
} NullStruct;
typedef void WriterProc(uint len);
typedef uint ReaderProc();
typedef uint ReferenceToIntProc(void *v, uint t);
typedef void *IntToReferenceProc(uint r, uint t);
typedef struct {
bool save;
byte need_length;
byte block_mode;
bool error;
byte version;
uint16 full_version;
int obj_len;
int array_index, last_array_index;
uint32 offs_base;
WriterProc *write_bytes;
ReaderProc *read_bytes;
ReferenceToIntProc *ref_to_int_proc;
IntToReferenceProc *int_to_ref_proc;
const ChunkHandler * const * chs;
const byte * const *includes;
byte *bufp, *bufe;
int tmp;
// these 3 may be used by compressor/decompressors.
byte *buf; // pointer and size to read/write, initialized by init
uint bufsize;
FILE *fh;
void (*excpt_uninit)();
const char *excpt_msg;
jmp_buf excpt; // used to jump to "exception handler"
} SaverLoader;
extern SaverLoader _sl;
enum {
REF_ORDER = 0,
REF_VEHICLE = 1,
REF_STATION = 2,
REF_TOWN = 3,
REF_VEHICLE_OLD = 4
};
enum {
INC_VEHICLE_COMMON = 0,
};
enum {
CH_RIFF = 0,
CH_ARRAY = 1,
CH_SPARSE_ARRAY = 2,
CH_TYPE_MASK = 3,
CH_LAST = 8,
CH_AUTO_LENGTH = 16,
CH_PRI_0 = 0 << 4,
CH_PRI_1 = 1 << 4,
CH_PRI_2 = 2 << 4,
CH_PRI_3 = 3 << 4,
CH_PRI_SHL = 4,
CH_NUM_PRI_LEVELS = 4,
};
enum {
SLE_FILE_I8 = 0,
SLE_FILE_U8 = 1,
SLE_FILE_I16 = 2,
SLE_FILE_U16 = 3,
SLE_FILE_I32 = 4,
SLE_FILE_U32 = 5,
SLE_FILE_I64 = 6,
SLE_FILE_U64 = 7,
SLE_FILE_STRINGID = 8,
// SLE_FILE_IVAR = 8,
// SLE_FILE_UVAR = 9,
SLE_VAR_I8 = 0 << 4,
SLE_VAR_U8 = 1 << 4,
SLE_VAR_I16 = 2 << 4,
SLE_VAR_U16 = 3 << 4,
SLE_VAR_I32 = 4 << 4,
SLE_VAR_U32 = 5 << 4,
SLE_VAR_I64 = 6 << 4,
SLE_VAR_U64 = 7 << 4,
SLE_VAR_NULL = 8 << 4, // useful to write zeros in savegame.
SLE_VAR_INT = SLE_VAR_I32,
SLE_VAR_UINT = SLE_VAR_U32,
SLE_INT8 = SLE_FILE_I8 | SLE_VAR_I8,
SLE_UINT8 = SLE_FILE_U8 | SLE_VAR_U8,
SLE_INT16 = SLE_FILE_I16 | SLE_VAR_I16,
SLE_UINT16 = SLE_FILE_U16 | SLE_VAR_U16,
SLE_INT32 = SLE_FILE_I32 | SLE_VAR_I32,
SLE_UINT32 = SLE_FILE_U32 | SLE_VAR_U32,
SLE_INT64 = SLE_FILE_I64 | SLE_VAR_I64,
SLE_UINT64 = SLE_FILE_U64 | SLE_VAR_U64,
SLE_STRINGID = SLE_FILE_STRINGID | SLE_VAR_U16,
};
#define SLE_VAR(t,i,c) 0 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c
#define SLE_REF(t,i,c) 0x10 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c
#define SLE_ARR(t,i,c,l) 0x20 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, l
#define SLE_CONDVAR(t,i,c,from,to) 0x40 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, from, to
#define SLE_CONDREF(t,i,c,from,to) 0x50 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, from, to
#define SLE_CONDARR(t,i,c,l,from,to) 0x60 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c, from,to, l
#define SLE_WRITEBYTE(t,i,b,c) 0x80 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, b, c
#define SLE_INCLUDE(t,i,c) 0x90 | (offsetof(t,i) & 0xF), offsetof(t,i) >> 4, c
#define SLE_VARX(t,c) 0x00 | ((t) & 0xF), (t) >> 4, c
#define SLE_REFX(t,c) 0x10 | ((t) & 0xF), (t) >> 4, c
#define SLE_CONDVARX(t,c,from,to) 0x40 | ((t) & 0xF), (t) >> 4, c, from, to
#define SLE_CONDREFX(t,c,co) 0x50 | ((t) & 0xF), (t) >> 4, c, co
#define SLE_WRITEBYTEX(t,b) 0x80 | ((t) & 0xF), (t) >> 4, b
#define SLE_INCLUDEX(t,c) 0x90 | ((t) & 0xF), (t) >> 4, c
#define SLE_END() 0xF0
void SlSetArrayIndex(uint index);
int SlIterateArray();
void SlArray(void *array, uint length, uint conv);
void SlObject(void *object, const void *desc);
void SlAutolength(AutolengthProc *proc, void *arg);
uint SlGetFieldLength();
int SlReadByte();
void SlSetLength(uint length);
void SlWriteByte(byte v);
void SlGlobList(const SaveLoadGlobVarList *desc);
//int GetSavegameType(char *file);
#endif /* SAVELOAD_H */
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