#define PROGSVM_H
#include "pr_comp.h" // defs shared with qcc
-//#include "progdefs.h" // generated by program cdefs
+#include "progdefs.h" // generated by program cdefs
/*
typedef union vm_eval_s
int edict;
} prvm_eval_t;
+typedef struct prvm_required_field_s
+{
+ int type;
+ const char *name;
+} prvm_required_field_t;
+
+
/*typedef struct prvm_link_s
{
int entitynumber;
{
// engine-private fields (stored in dynamically resized array)
//edict_engineprivate_t *e;
- prvm_edict_private_t *e;
+ union
+ {
+ prvm_edict_private_t *required;
+ void *vp;
+ edict_engineprivate_t *server;
+ // add other private structs as you desire
+ // new structs have to start with the elements of prvm_edit_private_t
+ // e.g. a new struct has to either look like this:
+ // typedef struct server_edict_private_s {
+ // prvm_edict_private_t base;
+ // vec3_t moved_from;
+ // vec3_t moved_fromangles;
+ // ... } server_edict_private_t;
+ // or:
+ // typedef struct server_edict_private_s {
+ // qboolean free;
+ // float freetime;
+ // vec3_t moved_from;
+ // vec3_t moved_fromangles;
+ // ... } server_edict_private_t;
+ // However, the first one should be preferred.
+ } priv;
// QuakeC fields (stored in dynamically resized array)
- //entvars_t *v;
- void *v;
+ union
+ {
+ void *vp;
+ entvars_t *server;
+ } fields;
} prvm_edict_t;
-
-#define PRVM_GETEDICTFIELDVALUE(ed, fieldoffset) (fieldoffset ? (prvm_eval_t *)((qbyte *)ed->v + fieldoffset) : NULL)
+
+#define PRVM_GETEDICTFIELDVALUE(ed, fieldoffset) (fieldoffset ? (prvm_eval_t *)((qbyte *)ed->fields.vp + fieldoffset) : NULL)
/*// this struct is the basic requirement for a qc prog
typedef struct prvm_pr_globalvars_s
*/
#define PRVM_FE_CLASSNAME 8
#define PRVM_FE_CHAIN 4
-#define PRVM_GE_TIME 2
#define PRVM_OP_STATE 1
#define PRVM_MAX_STACK_DEPTH 256
typedef void (*prvm_builtin_t) (void);
+// [INIT] variables flagged with this token can be initialized by 'you'
// NOTE: external code has to create and free the mempools but everything else is done by prvm !
-typedef struct vm_prog_s
+typedef struct prvm_prog_s
{
dprograms_t *progs;
mfunction_t *functions;
char *strings;
+ int stringssize;
ddef_t *fielddefs;
ddef_t *globaldefs;
dstatement_t *statements;
- //prvm_pr_globalvars_t*pr_global_struct;
- float *globals; // same as pr_global_struct
int edict_size; // in bytes
int edictareasize; // LordHavoc: in bytes (for bound checking)
-
- mempool_t *progs_mempool;
- mempool_t *edictstring_mempool;
- prvm_builtin_t *builtins;
- int numbuiltins;
-
+ union {
+ float *generic;
+ globalvars_t *server;
+ } globals;
+
+ int maxknownstrings;
+ int numknownstrings;
+ const char **knownstrings;
+
+ // all memory allocations related to this vm_prog (code, edicts, strings)
+ mempool_t *progs_mempool; // [INIT]
+
+ prvm_builtin_t *builtins; // [INIT]
+ int numbuiltins; // [INIT]
+
int argc;
-
+
int trace;
mfunction_t *xfunction;
int xstatement;
- prvm_stack_t stack[PRVM_MAX_STACK_DEPTH];
+ // stacktrace writes into stack[MAX_STACK_DEPTH]
+ // thus increase the array, so depth wont be overwritten
+ prvm_stack_t stack[PRVM_MAX_STACK_DEPTH+1];
int depth;
-
+
int localstack[PRVM_LOCALSTACK_SIZE];
int localstack_used;
- unsigned short crc;
+ unsigned short headercrc; // [INIT]
+
+ unsigned short filecrc;
//============================================================================
// until this point everything also exists (with the pr_ prefix) in the old vm
// copies of some vars that were former read from sv
int num_edicts;
- int max_edicts;
+ // number of edicts for which space has been (should be) allocated
+ int max_edicts; // [INIT]
+ // used instead of the constant MAX_EDICTS
+ int limit_edicts; // [INIT]
+
+ // number of reserved edicts (allocated from 1)
+ int reserved_edicts; // [INIT]
+
prvm_edict_t *edicts;
void *edictsfields;
void *edictprivate;
// size of the engine private struct
- int edictprivate_size;
+ int edictprivate_size; // [INIT]
- // instead of sv_editcts_mempool
- mempool_t *edicts_mempool;
-
// has to be updated every frame - so the vm time is up-to-date
- double time;
+ // AK changed so time will point to the time field (if there is one) else it points to _time
+ // actually should be double, but qc doesnt support it
+ float *time;
+ float _time;
- // name of the prog, e.g. "Server", "Client" or "Menu" (used in for text output)
- char *name;
+ // name of the prog, e.g. "Server", "Client" or "Menu" (used for text output)
+ char *name; // [INIT]
// flag - used to store general flags like PRVM_GE_SELF, etc.
int flag;
- char *extensionstring;
+ char *extensionstring; // [INIT]
+
+ qboolean loadintoworld; // [INIT]
// used to indicate whether a prog is loaded
qboolean loaded;
- // used instead of the constant MAX_EDICTS
- int limit_edicts;
-
// prvm_builtin_mem_t *mem_list;
// now passes as parameter of PRVM_LoadProgs
-// char **required_func;
+// char **required_func;
// int numrequiredfunc;
//============================================================================
-
+
ddef_t *self; // if self != 0 then there is a global self
-
+
//============================================================================
// function pointers
-
- void (*begin_increase_edicts)(void); // used by PRVM_MEM_Increase_Edicts
- void (*end_increase_edicts)(void);
-
- void (*init_edict)(int num); // used by PRVM_ED_ClearEdict
- void (*free_edict)(prvm_edict_t *ed); // used by PRVM_ED_Free
- void (*count_edicts)(void); // used by PRVM_ED_Count_f
+ void (*begin_increase_edicts)(void); // [INIT] used by PRVM_MEM_Increase_Edicts
+ void (*end_increase_edicts)(void); // [INIT]
- qboolean (*load_edict)(prvm_edict_t *ent); // used by PRVM_ED_LoadFromFile
+ void (*init_edict)(prvm_edict_t *edict); // [INIT] used by PRVM_ED_ClearEdict
+ void (*free_edict)(prvm_edict_t *ed); // [INIT] used by PRVM_ED_Free
- void (*init_cmd)(void); // used by PRVM_InitProg
- void (*reset_cmd)(void); // used by PRVM_ResetProg
+ void (*count_edicts)(void); // [INIT] used by PRVM_ED_Count_f
- void (*error_cmd)(void);
+ qboolean (*load_edict)(prvm_edict_t *ent); // [INIT] used by PRVM_ED_LoadFromFile
-} prvm_prog_t;
+ void (*init_cmd)(void); // [INIT] used by PRVM_InitProg
+ void (*reset_cmd)(void); // [INIT] used by PRVM_ResetProg
+ void (*error_cmd)(const char *format, ...); // [INIT]
+
+} prvm_prog_t;
extern prvm_prog_t * prog;
//============================================================================
// prvm_cmds part
-extern prvm_builtin_t vm_sv_builtins[];
-extern prvm_builtin_t vm_cl_builtins[];
-extern prvm_builtin_t vm_m_builtins[];
+extern prvm_builtin_t vm_sv_builtins[];
+extern prvm_builtin_t vm_cl_builtins[];
+extern prvm_builtin_t vm_m_builtins[];
extern const int vm_sv_numbuiltins;
extern const int vm_cl_numbuiltins;
extern const int vm_m_numbuiltins;
-extern char * vm_sv_extensions;
-extern char * vm_cl_extensions;
-extern char * vm_m_extensions;
+extern char * vm_sv_extensions;
+extern char * vm_cl_extensions;
+extern char * vm_m_extensions;
-void VM_SV_Cmd_Init(void);
-void VM_SV_Cmd_Reset(void);
+void VM_SV_Cmd_Init(void);
+void VM_SV_Cmd_Reset(void);
-void VM_CL_Cmd_Init(void);
-void VM_CL_Cmd_Reset(void);
+void VM_CL_Cmd_Init(void);
+void VM_CL_Cmd_Reset(void);
-void VM_M_Cmd_Init(void);
+void VM_M_Cmd_Init(void);
void VM_M_Cmd_Reset(void);
void VM_Cmd_Init(void);
void PRVM_Init (void);
void PRVM_ExecuteProgram (func_t fnum, const char *errormessage);
-void PRVM_LoadProgs (const char *filename, int numrequiredfunc, char **required_func);
+
+#define PRVM_Alloc(buffersize) _PRVM_Alloc(buffersize, __FILE__, __LINE__)
+#define PRVM_Free(buffer) _PRVM_Free(buffer, __FILE__, __LINE__)
+#define PRVM_FreeAll() _PRVM_FreeAll(__FILE__, __LINE__)
+void *_PRVM_Alloc (size_t buffersize, const char *filename, int fileline);
+void _PRVM_Free (void *buffer, const char *filename, int fileline);
+void _PRVM_FreeAll (const char *filename, int fileline);
void PRVM_Profile_f (void);
+void PRVM_PrintState(void);
void PRVM_CrashAll (void);
void PRVM_Crash (void);
+int PRVM_ED_FindFieldOffset(const char *field);
+ddef_t *PRVM_ED_FindField (const char *name);
+mfunction_t *PRVM_ED_FindFunction (const char *name);
+
+void PRVM_MEM_IncreaseEdicts(void);
+
prvm_edict_t *PRVM_ED_Alloc (void);
void PRVM_ED_Free (prvm_edict_t *ed);
void PRVM_ED_ClearEdict (prvm_edict_t *e);
-char *PRVM_ED_NewString (const char *string);
-// returns a copy of the string allocated from the server's string heap
-
-void PRVM_ED_Print (prvm_edict_t *ed);
+void PRVM_ED_Print(prvm_edict_t *ed);
void PRVM_ED_Write (qfile_t *f, prvm_edict_t *ed);
const char *PRVM_ED_ParseEdict (const char *data, prvm_edict_t *ent);
prvm_edict_t *PRVM_EDICT_NUM_ERROR(int n, char *filename, int fileline);
#define PRVM_EDICT_NUM(n) (((n) >= 0 && (n) < prog->max_edicts) ? prog->edicts + (n) : PRVM_EDICT_NUM_ERROR(n, __FILE__, __LINE__))
+#define PRVM_EDICT_NUM_UNSIGNED(n) (((n) < prog->max_edicts) ? prog->edicts + (n) : PRVM_EDICT_NUM_ERROR(n, __FILE__, __LINE__))
-//int NUM_FOR_EDICT_ERROR(edict_t *e);
-#define PRVM_NUM_FOR_EDICT(e) ((prvm_edict_t *)(e) - prog->edicts)
-//int NUM_FOR_EDICT(edict_t *e);
+//int NUM_FOR_EDICT_ERROR(prvm_edict_t *e);
+#define PRVM_NUM_FOR_EDICT(e) ((int)((prvm_edict_t *)(e) - prog->edicts))
+//int PRVM_NUM_FOR_EDICT(prvm_edict_t *e);
#define PRVM_NEXT_EDICT(e) ((e) + 1)
#define PRVM_EDICT_TO_PROG(e) (PRVM_NUM_FOR_EDICT(e))
-//int PRVM_EDICT_TO_PROG(edict_t *e);
+//int PRVM_EDICT_TO_PROG(prvm_edict_t *e);
#define PRVM_PROG_TO_EDICT(n) (PRVM_EDICT_NUM(n))
-//edict_t *PRVM_PROG_TO_EDICT(int n);
+//prvm_edict_t *PRVM_PROG_TO_EDICT(int n);
//============================================================================
-#define PRVM_G_FLOAT(o) (prog->globals[o])
-#define PRVM_G_INT(o) (*(int *)&prog->globals[o])
-#define PRVM_G_EDICT(o) (PRVM_PROG_TO_EDICT(*(int *)&prog->globals[o]))
+#define PRVM_G_FLOAT(o) (prog->globals.generic[o])
+#define PRVM_G_INT(o) (*(int *)&prog->globals.generic[o])
+#define PRVM_G_EDICT(o) (PRVM_PROG_TO_EDICT(*(int *)&prog->globals.generic[o]))
#define PRVM_G_EDICTNUM(o) PRVM_NUM_FOR_EDICT(PRVM_G_EDICT(o))
-#define PRVM_G_VECTOR(o) (&prog->globals[o])
-#define PRVM_G_STRING(o) (PRVM_GetString(*(string_t *)&prog->globals[o]))
-//#define PRVM_G_FUNCTION(o) (*(func_t *)&prog->globals[o])
+#define PRVM_G_VECTOR(o) (&prog->globals.generic[o])
+#define PRVM_G_STRING(o) (PRVM_GetString(*(string_t *)&prog->globals.generic[o]))
+//#define PRVM_G_FUNCTION(o) (*(func_t *)&prog->globals.generic[o])
// FIXME: make these go away?
-#define PRVM_E_FLOAT(e,o) (((float*)e->v)[o])
-//#define PRVM_E_INT(e,o) (((int*)e->v)[o])
-//#define PRVM_E_VECTOR(e,o) (&((float*)e->v)[o])
-#define PRVM_E_STRING(e,o) (PRVM_GetString(*(string_t *)&((float*)e->v)[o]))
+#define PRVM_E_FLOAT(e,o) (((float*)e->fields.vp)[o])
+#define PRVM_E_INT(e,o) (((int*)e->fields.vp)[o])
+//#define PRVM_E_VECTOR(e,o) (&((float*)e->fields.vp)[o])
+#define PRVM_E_STRING(e,o) (PRVM_GetString(*(string_t *)&((float*)e->fields.vp)[o]))
extern int prvm_type_size[8]; // for consistency : I think a goal of this sub-project is to
// make the new vm mostly independent from the old one, thus if it's necessary, I copy everything
void PRVM_ED_PrintEdicts_f (void);
void PRVM_ED_PrintNum (int ent);
-#define PRVM_GetString(num) (prog->strings + num)
-#define PRVM_SetString(s) ((int) (s - prog->strings))
+const char *PRVM_GetString(int num);
+int PRVM_SetQCString(const char *s);
+int PRVM_SetEngineString(const char *s);
+char *PRVM_AllocString(int bufferlength);
+void PRVM_FreeString(char *s);
//============================================================================
// used as replacement for a prog stack
-#if 1
- #define PRVM_Begin
- #define PRVM_End prog = 0;
+//#define PRVM_DEBUGPRSTACK
+
+#ifdef PRVM_DEBUGPRSTACK
+#define PRVM_Begin if(prog != 0) Con_Printf("prog not 0(prog = %i) in file: %s line: %i!\n", PRVM_GetProgNr(), __FILE__, __LINE__)
+#define PRVM_End prog = 0
#else
- #define PRVM_Begin { prvm_prog_t *_oldprog_ = prog
- #define PRVM_End if(_oldprog_ != 0) Con_Print("Stack used !\n"); prog = _oldprog_;}
-#endif
+#define PRVM_Begin
+#define PRVM_End prog = 0
+#endif
+
-#if 1
+//#define PRVM_SAFENAME
+#ifndef PRVM_SAFENAME
#define PRVM_NAME (prog->name)
#else
#define PRVM_NAME (prog->name ? prog->name : "Unknown prog name")
// helper macro to make function pointer calls easier
#define PRVM_GCALL(func) if(prog->func) prog->func
-/*#define PRVM_ERROR if(!prog->error_cmd) \
- Sys_Error("PRVM: No error_cmd specified !\n"); \
- else \
- prog->error_cmd*/
-
-#define PRVM_ERROR PRVM_GCALL(error_cmd)(),Host_Error
-
-
+#define PRVM_ERROR prog->error_cmd
// other prog handling functions
qboolean PRVM_SetProgFromString(const char *str);
-void PRVM_SetProg(int prognr);
+void PRVM_SetProg(int prognr);
-void PRVM_InitProg(int prognr);
-void PRVM_ResetProg(void);
+/*
+Initializing a vm:
+Call InitProg with the num
+Set up the fields marked with [INIT] in the prog struct
+Load a program with LoadProgs
+*/
+void PRVM_InitProg(int prognr);
+// LoadProgs expects to be called right after InitProg
+void PRVM_LoadProgs (const char *filename, int numrequiredfunc, char **required_func, int numrequiredfields, prvm_required_field_t *required_field);
+void PRVM_ResetProg(void);
qboolean PRVM_ProgLoaded(int prognr);
-int PRVM_GetProgNr(void);
-
+int PRVM_GetProgNr(void);
+
// TODO: fill in the params
//void PRVM_Create();