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fteqw/engine/qclib/progsint.h
2021-09-01 07:30:48 +00:00

573 lines
18 KiB
C

#ifndef PROGSINT_H_INCLUDED
#define PROGSINT_H_INCLUDED
#ifdef _WIN32
#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS
#endif
#define _CRT_NONSTDC_NO_WARNINGS
#ifndef _CRT_SECURE_NO_DEPRECATE
#define _CRT_SECURE_NO_DEPRECATE
#endif
#ifndef _CRT_NONSTDC_NO_DEPRECATE
#define _CRT_NONSTDC_NO_DEPRECATE
#endif
#ifndef AVAIL_ZLIB
#ifdef _MSC_VER
//#define AVAIL_ZLIB
#endif
#endif
#ifndef _XBOX
#include <windows.h>
#else
#include <xtl.h>
#endif
#else
#include <stdarg.h>
#include <math.h>
#include <stdlib.h>
#include <setjmp.h>
#include <string.h>
#include <ctype.h>
#ifndef __declspec
#define __declspec(mode)
#endif
//#define _inline inline
#endif
typedef unsigned char pbyte;
#include <stdio.h>
#define DLL_PROG
#ifndef PROGSUSED
#define PROGSUSED
#endif
#define false 0
#define true 1
#include "progtype.h"
#include "progslib.h"
#include "pr_comp.h"
#ifndef safeswitch
//safeswitch(foo){safedefault: break;}
//switch, but errors for any omitted enum values despite the presence of a default case.
//(gcc will generally give warnings without the default, but sometimes you don't have control over the source of your enumeration values)
#if (__GNUC__ >= 4)
#define safeswitch \
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic error \"-Wswitch-enum\"") \
_Pragma("GCC diagnostic error \"-Wswitch-default\"") \
switch
#define safedefault _Pragma("GCC diagnostic pop") default
#else
#define safeswitch switch
#define safedefault default
#endif
#endif
#ifdef _MSC_VER
#pragma warning(disable : 4244)
#pragma warning(disable : 4267)
#endif
#ifndef stricmp
#ifdef _WIN32
//Windows-specific...
#define stricmp _stricmp
#define strnicmp _strnicmp
#else
//Posix
#define stricmp strcasecmp
#define strnicmp strncasecmp
#endif
#endif
//extern progfuncs_t *progfuncs;
typedef struct sharedvar_s
{
int varofs;
int size;
} sharedvar_t;
typedef struct
{
mfunction_t *f;
unsigned char stepping;
unsigned char progsnum;
int s;
int pushed;
prclocks_t timestamp;
} prstack_t;
#if defined(QCGC) && defined(MULTITHREAD)
#define THREADEDGC
#endif
typedef struct
{
unsigned int size; //size of the data.
char value[4]; //contents of the tempstring (or really any binary data - but not tempstring references because we don't mark these!).
} tempstr_t;
//FIXME: the defines hidden inside this structure are evil.
typedef struct prinst_s
{
//temp strings are GCed, and can be created by engine, builtins, or just by ent parsing code.
tempstr_t **tempstrings;
unsigned int maxtempstrings;
#if defined(QCGC)
unsigned int nexttempstring;
unsigned int livetemps; //increased on alloc, decremented after sweep
#ifdef THREADEDGC
struct qcgccontext_s *gccontext;
#endif
#else
unsigned int numtempstrings;
unsigned int numtempstringsstack;
#endif
//alloced strings are generally used to direct strings outside of the vm itself, sharing them with general engine state.
char **allocedstrings;
int maxallocedstrings;
int numallocedstrings;
struct progstate_s * progstate;
#define pr_progstate prinst.progstate
unsigned int maxprogs;
progsnum_t pr_typecurrent; //active index into progstate array. fixme: remove in favour of only using current_progstate
struct progstate_s *current_progstate;
#define current_progstate prinst.current_progstate
char * watch_name;
eval_t * watch_ptr;
eval_t watch_old;
etype_t watch_type;
unsigned int numshares;
sharedvar_t *shares; //shared globals, not including parms
unsigned int maxshares;
struct prmemb_s *memblocks;
unsigned int maxfields;
unsigned int numfields;
fdef_t *field; //biggest size
int reorganisefields;
//pr_exec.c
//call stack
#define MAX_STACK_DEPTH 1024 //insanely high value requried for xonotic.
prstack_t pr_stack[MAX_STACK_DEPTH];
int pr_depth;
int spushed;
//locals
#define LOCALSTACK_SIZE 16384
int localstack[LOCALSTACK_SIZE];
int localstack_used;
//step-by-step debug state
int debugstatement;
int exitdepth;
pbool profiling;
prclocks_t profilingalert; //one second, in cpu clocks
mfunction_t *pr_xfunction; //active function
int pr_xstatement; //active statement
//pr_edict.c
evalc_t spawnflagscache;
unsigned int fields_size; // in bytes
unsigned int max_fields_size;
//initlib.c
int mfreelist;
char * addressablehunk;
size_t addressableused;
size_t addressablesize;
unsigned int maxedicts;
struct edictrun_s **edicttable;
} prinst_t;
typedef struct progfuncs_s
{
struct pubprogfuncs_s funcs;
struct prinst_s inst; //private fields. Leave alone.
} progfuncs_t;
#define prinst progfuncs->inst
#define externs progfuncs->funcs.parms
#include "qcd.h"
#define STRING_SPECMASK 0xc0000000 //
#define STRING_TEMP 0x80000000 //temp string, will be collected.
#define STRING_STATIC 0xc0000000 //pointer to non-qcvm string.
#define STRING_NORMAL_ 0x00000000 //stringtable/mutable. should always be a fallthrough
#define STRING_NORMAL2_ 0x40000000 //stringtable/mutable. should always be a fallthrough
typedef struct
{
int targetflags; //weather we need to mark the progs as a newer version
char *name;
char *opname;
int priorityclass;
enum {ASSOC_LEFT, ASSOC_RIGHT, ASSOC_RIGHT_RESULT} associative;
struct QCC_type_s **type_a, **type_b, **type_c;
unsigned int flags; //OPF_*
//ASSIGNS_B
//ASSIGNS_IB
//ASSIGNS_C
//ASSIGNS_IC
} QCC_opcode_t;
extern QCC_opcode_t pr_opcodes[]; // sized by initialization
#define OPF_VALID 0x001 //we're allowed to use this opcode in the current target.
#define OPF_STD 0x002 //reads a+b, writes c.
#define OPF_STORE 0x010 //b+=a or just b=a
#define OPF_STOREPTR 0x020 //the form of c=(*b+=a)
#define OPF_STOREPTROFS 0x040 //a[c] <- b (c must be 0 when QCC_OPCode_StorePOffset returns false)
#define OPF_STOREFLD 0x080 //a.b <- c
#define OPF_LOADPTR 0x100
#define OPF_STDUNARY 0x200 //reads a, writes c.
//FIXME: add jumps
#if defined(_MSC_VER) && _MSC_VER < 1900
#define Q_vsnprintf _vsnprintf
#else
#define Q_vsnprintf vsnprintf
#endif
#ifndef max
#define max(a,b) ((a) > (b) ? (a) : (b))
#define min(a,b) ((a) < (b) ? (a) : (b))
#endif
#define sv_num_edicts (*externs->num_edicts)
#define sv_edicts (*externs->edicts)
#define PR_DPrintf externs->DPrintf
//#define printf syntax error
//#define Sys_Error externs->Sys_Error
int PRHunkMark(progfuncs_t *progfuncs);
void PRHunkFree(progfuncs_t *progfuncs, int mark);
void *PRHunkAlloc(progfuncs_t *progfuncs, int size, const char *name);
void *PRAddressableExtend(progfuncs_t *progfuncs, void *src, size_t srcsize, int pad);
#ifdef printf
#undef LIKEPRINTF
#define LIKEPRINTF(x)
#endif
//void *HunkAlloc (int size);
char *VARGS qcva (char *text, ...) LIKEPRINTF(1);
void QC_InitShares(progfuncs_t *progfuncs);
void QC_StartShares(progfuncs_t *progfuncs);
void PDECL QC_AddSharedVar(pubprogfuncs_t *progfuncs, int num, int type);
void PDECL QC_AddSharedFieldVar(pubprogfuncs_t *progfuncs, int num, char *stringtable);
void QC_AddFieldGlobal(pubprogfuncs_t *ppf, int *globdata);
int PDECL QC_RegisterFieldVar(pubprogfuncs_t *progfuncs, unsigned int type, const char *name, signed long requestedpos, signed long originalofs);
pbool PDECL QC_Decompile(pubprogfuncs_t *progfuncs, const char *fname);
int PDECL PR_ToggleBreakpoint(pubprogfuncs_t *progfuncs, const char *filename, int linenum, int flag);
void StripExtension (char *path);
#define edvars(ed) (((edictrun_t*)ed)->fields) //pointer to the field vars, given an edict
void SetEndian(void);
extern short (*PRBigShort) (short l);
extern short (*PRLittleShort) (short l);
extern int (*PRBigLong) (int l);
extern int (*PRLittleLong) (int l);
extern float (*PRBigFloat) (float l);
extern float (*PRLittleFloat) (float l);
/*
#ifndef COMPILER
typedef union eval_s
{
string_t string;
float _float;
float vector[3];
func_t function;
int _int;
int edict;
progsnum_t prog; //so it can easily be changed
} eval_t;
#endif
*/
typedef struct edictrun_s
{
enum ereftype_e ereftype;
float freetime; // realtime when the object was freed
unsigned int entnum;
unsigned int fieldsize;
pbool readonly; //causes error when QC tries writing to it. (quake's world entity)
void *fields;
// other fields from progs come immediately after
} edictrun_t;
int PDECL Comp_Begin(pubprogfuncs_t *progfuncs, int nump, const char **parms);
int PDECL Comp_Continue(pubprogfuncs_t *progfuncs);
pbool PDECL PR_SetWatchPoint(pubprogfuncs_t *progfuncs, const char *key);
char *PDECL PR_EvaluateDebugString(pubprogfuncs_t *progfuncs, const char *key);
char *PDECL PR_SaveEnts(pubprogfuncs_t *progfuncs, char *mem, size_t *size, size_t maxsize, int mode);
int PDECL PR_LoadEnts(pubprogfuncs_t *ppf, const char *file, void *ctx, void (PDECL *memoryreset) (pubprogfuncs_t *progfuncs, void *ctx), void (PDECL *entspawned) (pubprogfuncs_t *progfuncs, struct edict_s *ed, void *ctx, const char *entstart, const char *entend), pbool(PDECL *extendedterm)(pubprogfuncs_t *progfuncs, void *ctx, const char **extline));
char *PDECL PR_SaveEnt (pubprogfuncs_t *progfuncs, char *buf, size_t *size, size_t maxsize, struct edict_s *ed);
struct edict_s *PDECL PR_RestoreEnt (pubprogfuncs_t *progfuncs, const char *buf, size_t *size, struct edict_s *ed);
void PDECL PR_StackTrace (pubprogfuncs_t *progfuncs, int showlocals);
eval_t *PR_GetReadTempStringPtr(progfuncs_t *progfuncs, string_t str, size_t offset, size_t datasize);
eval_t *PR_GetWriteTempStringPtr(progfuncs_t *progfuncs, string_t str, size_t offset, size_t datasize);
extern int noextensions;
typedef enum
{
PST_DEFAULT,//everything 16bit
PST_FTE32, //everything 32bit
PST_KKQWSV, //32bit statements, 16bit globaldefs. NO SAVED GAMES.
PST_QTEST, //16bit statements, 32bit globaldefs(other differences converted on load)
PST_UHEXEN2,//everything 32bit like fte's without a header, but with pre-padding rather than post-extended (little-endian) types.
} progstructtype_t;
#ifndef COMPILER
typedef struct progstate_s
{
dprograms_t *progs;
mfunction_t *functions;
char *strings;
union {
ddefXX_t *globaldefs;
ddef16_t *globaldefs16; //vanilla, kk
ddef32_t *globaldefs32; //fte, qtest
};
union {
ddefXX_t *fielddefs;
ddef16_t *fielddefs16; //vanilla, kk
ddef32_t *fielddefs32; //fte, qtest
};
// union {
void *statements;
// dstatement16_t *statements16; //vanilla, qtest
// dstatement32_t *statements32; //fte, kk
// };
// void *global_struct;
float *globals; // same as pr_global_struct
unsigned int globals_bytes; // in bytes
typeinfo_t *types;
int edict_size; // in bytes
char filename[128];
int *linenums; //debug versions only
progstructtype_t structtype; //specifies the sized struct types above. FIXME: should probably just load as 32bit or something.
#ifdef QCJIT
struct jitstate *jit;
#endif
} progstate_t;
//============================================================================
#define pr_progs current_progstate->progs
#define pr_cp_functions current_progstate->functions
#define pr_strings current_progstate->strings
#define pr_globaldefs16 ((ddef16_t*)current_progstate->globaldefs16)
#define pr_globaldefs32 ((ddef32_t*)current_progstate->globaldefs32)
#define pr_fielddefs16 ((ddef16_t*)current_progstate->fielddefs16)
#define pr_fielddefs32 ((ddef32_t*)current_progstate->fielddefs32)
#define pr_statements16 ((dstatement16_t*)current_progstate->statements)
#define pr_statements32 ((dstatement32_t*)current_progstate->statements)
//#define pr_global_struct current_progstate->global_struct
#define pr_globals current_progstate->globals
#define pr_linenums current_progstate->linenums
#define pr_types current_progstate->types
//============================================================================
void PR_Init (void);
pbool PR_RunWarning (pubprogfuncs_t *progfuncs, char *error, ...);
void PDECL PR_ExecuteProgram (pubprogfuncs_t *progfuncs, func_t fnum);
progsnum_t PDECL PR_LoadProgs(pubprogfuncs_t *progfncs, const char *s);
pbool PR_ReallyLoadProgs (progfuncs_t *progfuncs, const char *filename, progstate_t *progstate, pbool complain);
void *PRHunkAlloc(progfuncs_t *progfuncs, int ammount, const char *name);
void PR_Profile_f (void);
struct edict_s *PDECL ED_Alloc (pubprogfuncs_t *progfuncs, pbool object, size_t extrasize);
struct edict_s *PDECL ED_AllocIndex (pubprogfuncs_t *progfuncs, unsigned int num, pbool object, size_t extrasize);
void PDECL ED_Free (pubprogfuncs_t *progfuncs, struct edict_s *ed, pbool instant);
#ifdef QCGC
void PR_RunGC (progfuncs_t *progfuncs);
#else
void PR_FreeTemps (progfuncs_t *progfuncs, int depth);
#endif
string_t PDECL PR_AllocTempString (pubprogfuncs_t *ppf, const char *str);
char *PDECL ED_NewString (pubprogfuncs_t *ppf, const char *string, int minlength, pbool demarkup);
// returns a copy of the string allocated from the server's string heap
void PDECL ED_Print (pubprogfuncs_t *progfuncs, struct edict_s *ed);
//void ED_Write (FILE *f, edictrun_t *ed);
//void ED_WriteGlobals (FILE *f);
void ED_ParseGlobals (char *data);
//void ED_LoadFromFile (char *data);
//define EDICT_NUM(n) ((edict_t *)(sv.edicts+ (n)*pr_edict_size))
//define NUM_FOR_EDICT(e) (((byte *)(e) - sv.edicts)/pr_edict_size)
struct edict_s *PDECL QC_EDICT_NUM(pubprogfuncs_t *progfuncs, unsigned int n);
unsigned int PDECL QC_NUM_FOR_EDICT(pubprogfuncs_t *progfuncs, struct edict_s *e);
#define EDICT_NUM(pf, num) QC_EDICT_NUM(&pf->funcs,num)
#define NUM_FOR_EDICT(pf, e) QC_NUM_FOR_EDICT(&pf->funcs,e)
//#define NEXT_EDICT(e) ((edictrun_t *)( (byte *)e + pr_edict_size))
#define EDICT_TO_PROG(pf, e) (((edictrun_t*)e)->entnum)
#define PROG_TO_EDICT_PB(pf, e) ((struct edictrun_s *)prinst.edicttable[e]) //index already validated
#define PROG_TO_EDICT_UB(pf, e) ((struct edictrun_s *)prinst.edicttable[((unsigned int)(e)<prinst.maxedicts)?e:0]) //(safely) pokes world if the index is otherwise invalid
//============================================================================
#define G_FLOAT(o) (pr_globals[o])
#define G_FLOAT2(o) (pr_globals[OFS_PARM0 + o*3])
#define G_INT(o) (*(int *)&pr_globals[o])
#define G_EDICT(o) ((edict_t *)((qbyte *)sv_edicts+ *(int *)&pr_globals[o]))
#define G_EDICTNUM(o) NUM_FOR_EDICT(G_EDICT(o))
#define G_VECTOR(o) (&pr_globals[o])
#define G_STRING(o) (*(string_t *)&pr_globals[o])
#define G_FUNCTION(o) (*(func_t *)&pr_globals[o])
#define G_PROG(o) G_FLOAT(o) //simply so it's nice and easy to change...
#define RETURN_EDICT(e) (((int *)pr_globals)[OFS_RETURN] = EDICT_TO_PROG(e))
#define E_FLOAT(e,o) (((float*)&e->v)[o])
#define E_INT(e,o) (*(int *)&((float*)&e->v)[o])
#define E_VECTOR(e,o) (&((float*)&e->v)[o])
//#define E_STRING(e,o) (*(string_t *)&((float*)(e+1))[o])
extern const unsigned int type_size[];
extern unsigned short pr_crc;
void VARGS PR_RunError (pubprogfuncs_t *progfuncs, const char *error, ...) LIKEPRINTF(2);
void ED_PrintEdicts (progfuncs_t *progfuncs);
void ED_PrintNum (progfuncs_t *progfuncs, int ent);
pbool PR_SwitchProgs(progfuncs_t *progfuncs, progsnum_t type);
pbool PR_SwitchProgsParms(progfuncs_t *progfuncs, progsnum_t newprogs);
eval_t *PDECL QC_GetEdictFieldValue(pubprogfuncs_t *progfuncs, struct edict_s *ed, const char *name, etype_t type, evalc_t *cache);
void PDECL PR_GenerateStatementString (pubprogfuncs_t *progfuncs, int statementnum, char *out, int outlen);
fdef_t *PDECL ED_FieldInfo (pubprogfuncs_t *progfuncs, unsigned int *count);
char *PDECL PR_UglyValueString (pubprogfuncs_t *progfuncs, etype_t type, eval_t *val);
pbool PDECL ED_ParseEval (pubprogfuncs_t *progfuncs, eval_t *eval, int type, const char *s);
char *PR_SaveCallStack (progfuncs_t *progfuncs, char *buf, size_t *bufofs, size_t bufmax);
prclocks_t Sys_GetClockRate(void);
#endif
#ifndef COMPILER
//this is windows - all files are written with this endian standard
//optimisation
//leave undefined if in doubt over os.
#ifdef _WIN32
#define NOENDIAN
#endif
//pr_multi.c
extern pvec3_t pvec3_origin;
struct qcthread_s *PDECL PR_ForkStack (pubprogfuncs_t *progfuncs);
void PDECL PR_ResumeThread (pubprogfuncs_t *progfuncs, struct qcthread_s *thread);
void PDECL PR_AbortStack (pubprogfuncs_t *progfuncs);
pbool PDECL PR_GetBuiltinCallInfo (pubprogfuncs_t *ppf, int *builtinnum, char *function, size_t sizeoffunction);
eval_t *PDECL PR_FindGlobal(pubprogfuncs_t *prfuncs, const char *globname, progsnum_t pnum, etype_t *type);
ddef16_t *ED_FindTypeGlobalFromProgs16 (progfuncs_t *progfuncs, progstate_t *ps, const char *name, int type);
ddef32_t *ED_FindTypeGlobalFromProgs32 (progfuncs_t *progfuncs, progstate_t *ps, const char *name, int type);
ddef16_t *ED_FindGlobalFromProgs16 (progfuncs_t *progfuncs, progstate_t *ps, const char *name);
ddef32_t *ED_FindGlobalFromProgs32 (progfuncs_t *progfuncs, progstate_t *ps, const char *name);
fdef_t *ED_FindField (progfuncs_t *progfuncs, const char *name);
fdef_t *ED_ClassFieldAtOfs (progfuncs_t *progfuncs, unsigned int ofs, const char *classname);
fdef_t *ED_FieldAtOfs (progfuncs_t *progfuncs, unsigned int ofs);
mfunction_t *ED_FindFunction (progfuncs_t *progfuncs, const char *name, progsnum_t *pnum, progsnum_t fromprogs);
func_t PDECL PR_FindFunc(pubprogfuncs_t *progfncs, const char *funcname, progsnum_t pnum);
//void PDECL PR_Configure (pubprogfuncs_t *progfncs, size_t addressable_size, int max_progs);
int PDECL PR_InitEnts(pubprogfuncs_t *progfncs, int maxents);
char *PR_ValueString (progfuncs_t *progfuncs, etype_t type, eval_t *val, pbool verbose);
void PDECL QC_ClearEdict (pubprogfuncs_t *progfuncs, struct edict_s *ed);
void PRAddressableFlush(progfuncs_t *progfuncs, size_t totalammount);
void QC_FlushProgsOffsets(progfuncs_t *progfuncs);
ddef16_t *ED_GlobalAtOfs16 (progfuncs_t *progfuncs, int ofs);
ddef16_t *ED_FindGlobal16 (progfuncs_t *progfuncs, const char *name);
ddef32_t *ED_FindGlobal32 (progfuncs_t *progfuncs, const char *name);
ddef32_t *ED_GlobalAtOfs32 (progfuncs_t *progfuncs, unsigned int ofs);
string_t PDECL PR_StringToProgs (pubprogfuncs_t *inst, const char *str);
const char *ASMCALL PR_StringToNative (pubprogfuncs_t *inst, string_t str);
char *PR_GlobalString (progfuncs_t *progfuncs, int ofs, struct QCC_type_s **typehint);
char *PR_GlobalStringNoContents (progfuncs_t *progfuncs, int ofs);
pbool CompileFile(progfuncs_t *progfuncs, const char *filename);
struct jitstate;
struct jitstate *PR_GenerateJit(progfuncs_t *progfuncs);
void PR_EnterJIT(progfuncs_t *progfuncs, struct jitstate *jitstate, int statement);
void PR_CloseJit(struct jitstate *jit);
char *QCC_COM_Parse (const char *data);
extern char qcc_token[1024];
extern char *basictypenames[];
#endif
#endif