4coder/4ed_system.h

291 lines
8.9 KiB
C

/*
* Mr. 4th Dimention - Allen Webster
*
* 21.01.2014
*
* System functions for project codename "4ed"
*
*/
// TOP
#if !defined(FCODER_SYSTEM_INTERFACE_H)
#define FCODER_SYSTEM_INTERFACE_H
// types
struct Plat_Handle{
u32 d[4];
};
static Plat_Handle null_plat_handle = {0};
inline b32
handle_equal(Plat_Handle a, Plat_Handle b){
b32 result = (memcmp(&a, &b, sizeof(a)) == 0);
return(result);
}
// files
#define Sys_Set_File_List_Sig(name) void name(File_List *file_list, char *directory, char *canon_directory_out, u32 *canon_directory_size_out, u32 canon_directory_max)
typedef Sys_Set_File_List_Sig(System_Set_File_List);
#define Sys_Get_Canonical_Sig(name) u32 name(char *filename, u32 len, char *buffer, u32 max)
typedef Sys_Get_Canonical_Sig(System_Get_Canonical);
// file load/save
#define Sys_Load_Handle_Sig(name) b32 name(char *filename, Plat_Handle *handle_out)
typedef Sys_Load_Handle_Sig(System_Load_Handle);
#define Sys_Load_Size_Sig(name) u32 name(Plat_Handle handle)
typedef Sys_Load_Size_Sig(System_Load_Size);
#define Sys_Load_File_Sig(name) b32 name(Plat_Handle handle, char *buffer, u32 size)
typedef Sys_Load_File_Sig(System_Load_File);
#define Sys_Load_Close_Sig(name) b32 name(Plat_Handle handle)
typedef Sys_Load_Close_Sig(System_Load_Close);
#define Sys_Save_File_Sig(name) b32 name(char *filename, char *buffer, u32 size)
typedef Sys_Save_File_Sig(System_Save_File);
// file changes
#define Sys_Add_Listener_Sig(name) b32 name(char *filename)
typedef Sys_Add_Listener_Sig(System_Add_Listener);
#define Sys_Remove_Listener_Sig(name) b32 name(char *filename)
typedef Sys_Remove_Listener_Sig(System_Remove_Listener);
#define Sys_Get_File_Change_Sig(name) i32 name(char *buffer, i32 max, b32 *mem_too_small, i32 *required_size)
typedef Sys_Get_File_Change_Sig(System_Get_File_Change);
// time
#define Sys_Now_Time_Sig(name) u64 name()
typedef Sys_Now_Time_Sig(System_Now_Time);
// clipboard
#define Sys_Post_Clipboard_Sig(name) void name(String str)
typedef Sys_Post_Clipboard_Sig(System_Post_Clipboard);
// cli
struct CLI_Handles{
Plat_Handle proc;
Plat_Handle out_read;
Plat_Handle out_write;
Plat_Handle in_read;
Plat_Handle in_write;
u32 scratch_space[4];
i32 exit;
};
#define Sys_CLI_Call_Sig(n, path, script, cli_out) b32 n(char *path, char *script, CLI_Handles *cli_out)
typedef Sys_CLI_Call_Sig(System_CLI_Call, path, script, cli_out);
#define Sys_CLI_Begin_Update_Sig(name) void name(CLI_Handles *cli)
typedef Sys_CLI_Begin_Update_Sig(System_CLI_Begin_Update);
#define Sys_CLI_Update_Step_Sig(name) b32 name(CLI_Handles *cli, char *dest, u32 max, u32 *amount)
typedef Sys_CLI_Update_Step_Sig(System_CLI_Update_Step);
#define Sys_CLI_End_Update_Sig(name) b32 name(CLI_Handles *cli)
typedef Sys_CLI_End_Update_Sig(System_CLI_End_Update);
// coroutine
struct Coroutine_Head{
void *in;
void *out;
};
#define COROUTINE_SIG(n) void n(Coroutine_Head *coroutine)
typedef COROUTINE_SIG(Coroutine_Function);
#define Sys_Create_Coroutine_Sig(name) Coroutine_Head *name(Coroutine_Function *func)
typedef Sys_Create_Coroutine_Sig(System_Create_Coroutine);
#define Sys_Launch_Coroutine_Sig(name) Coroutine_Head *name(Coroutine_Head *head, void *in, void *out)
typedef Sys_Launch_Coroutine_Sig(System_Launch_Coroutine);
#define Sys_Resume_Coroutine_Sig(name) Coroutine_Head *name(Coroutine_Head *head, void *in, void *out)
typedef Sys_Resume_Coroutine_Sig(System_Resume_Coroutine);
#define Sys_Yield_Coroutine_Sig(name) void name(Coroutine_Head *head)
typedef Sys_Yield_Coroutine_Sig(System_Yield_Coroutine);
// thread
struct Thread_Context;
enum Lock_ID{
FRAME_LOCK,
CANCEL_LOCK0,
CANCEL_LOCK1,
CANCEL_LOCK2,
CANCEL_LOCK3,
CANCEL_LOCK4,
CANCEL_LOCK5,
CANCEL_LOCK6,
CANCEL_LOCK7,
LOCK_COUNT
};
enum Thread_Group_ID{
BACKGROUND_THREADS,
THREAD_GROUP_COUNT
};
struct Thread_Memory{
void *data;
u32 size;
u32 id;
};
global Thread_Memory null_thread_memory = {0};
struct Thread_Exchange;
struct System_Functions;
#define Job_Callback_Sig(name) void name( \
System_Functions *system, \
Thread_Context *thread, \
Thread_Memory *memory, \
void *data[4])
typedef Job_Callback_Sig(Job_Callback);
struct Job_Data{
Job_Callback *callback;
void *data[4];
};
#define QUEUE_WRAP 256
#define THREAD_NOT_ASSIGNED 0xFFFFFFFF
#define Sys_Post_Job_Sig(name) u32 name(Thread_Group_ID group_id, Job_Data job)
typedef Sys_Post_Job_Sig(System_Post_Job);
#define Sys_Cancel_Job_Sig(name) void name(Thread_Group_ID group_id, u32 job_id)
typedef Sys_Cancel_Job_Sig(System_Cancel_Job);
#define Sys_Check_Cancel_Sig(name) b32 name(Thread_Context *thread)
typedef Sys_Check_Cancel_Sig(System_Check_Cancel);
#define Sys_Grow_Thread_Memory_Sig(name) void name(Thread_Memory *memory)
typedef Sys_Grow_Thread_Memory_Sig(System_Grow_Thread_Memory);
#define Sys_Acquire_Lock_Sig(name) void name(i32 id)
typedef Sys_Acquire_Lock_Sig(System_Acquire_Lock);
#define Sys_Release_Lock_Sig(name) void name(i32 id)
typedef Sys_Release_Lock_Sig(System_Release_Lock);
// memory
#define Sys_Memory_Allocate_Sig(name) void* name(umem size)
typedef Sys_Memory_Allocate_Sig(System_Memory_Allocate);
#define Sys_Memory_Set_Protection_Sig(name) bool32 name(void *ptr, umem size, u32 flags)
typedef Sys_Memory_Set_Protection_Sig(System_Memory_Set_Protection);
#define Sys_Memory_Free_Sig(name) void name(void *ptr, umem size)
typedef Sys_Memory_Free_Sig(System_Memory_Free);
// file system
#define Sys_File_Exists_Sig(name) b32 name(char *filename, i32 len)
typedef Sys_File_Exists_Sig(System_File_Exists);
#define Sys_Directory_CD_Sig(name) bool32 name(char *dir, i32 *len, i32 cap, char *rel_path, i32 rel_len)
typedef Sys_Directory_CD_Sig(System_Directory_CD);
#define Sys_Get_Current_Path_Sig(name) int32_t name(char *out, i32 capacity)
typedef Sys_Get_Current_Path_Sig(System_Get_Current_Path);
#define Sys_Get_4ed_Path_Sig(name) int32_t name(char *out, i32 capacity)
typedef Sys_Get_4ed_Path_Sig(System_Get_4ed_Path);
// behavior and appearance options
#define Sys_Show_Mouse_Cursor_Sig(name) void name(i32 show)
typedef Sys_Show_Mouse_Cursor_Sig(System_Show_Mouse_Cursor);
#define Sys_Set_Fullscreen_Sig(name) b32 name(b32 full_screen)
typedef Sys_Set_Fullscreen_Sig(System_Set_Fullscreen);
#define Sys_Is_Fullscreen_Sig(name) bool32 name()
typedef Sys_Is_Fullscreen_Sig(System_Is_Fullscreen);
#define Sys_Send_Exit_Signal_Sig(name) void name()
typedef Sys_Send_Exit_Signal_Sig(System_Send_Exit_Signal);
#define Sys_Set_Title_Sig(n,t) void n(char *t)
typedef Sys_Set_Title_Sig(System_Set_Title, title);
// debug
#define Sys_Log_Sig(name) void name(char *message, u32 length)
typedef Sys_Log_Sig(System_Log);
#define INTERNAL_Sys_Get_Thread_States_Sig(name) void name(Thread_Group_ID id, b8 *running, i32 *pending)
typedef INTERNAL_Sys_Get_Thread_States_Sig(INTERNAL_System_Get_Thread_States);
struct System_Functions{
Font_Functions font;
// files (tracked api): 10
System_Set_File_List *set_file_list;
System_Get_Canonical *get_canonical;
System_Add_Listener *add_listener;
System_Remove_Listener *remove_listener;
System_Get_File_Change *get_file_change;
System_Load_Handle *load_handle;
System_Load_Size *load_size;
System_Load_File *load_file;
System_Load_Close *load_close;
System_Save_File *save_file;
// time: 1
System_Now_Time *now_time;
// clipboard: 1
System_Post_Clipboard *post_clipboard;
// coroutine: 4
System_Create_Coroutine *create_coroutine;
System_Launch_Coroutine *launch_coroutine;
System_Resume_Coroutine *resume_coroutine;
System_Yield_Coroutine *yield_coroutine;
// cli: 4
System_CLI_Call *cli_call;
System_CLI_Begin_Update *cli_begin_update;
System_CLI_Update_Step *cli_update_step;
System_CLI_End_Update *cli_end_update;
// threads: 6
System_Post_Job *post_job;
System_Cancel_Job *cancel_job;
System_Check_Cancel *check_cancel;
System_Grow_Thread_Memory *grow_thread_memory;
System_Acquire_Lock *acquire_lock;
System_Release_Lock *release_lock;
// custom: 10
System_Memory_Allocate *memory_allocate;
System_Memory_Set_Protection *memory_set_protection;
System_Memory_Free *memory_free;
System_File_Exists *file_exists;
System_Directory_CD *directory_cd;
System_Get_Current_Path *get_current_path;
System_Get_4ed_Path *get_4ed_path;
System_Show_Mouse_Cursor *show_mouse_cursor;
System_Set_Fullscreen *set_fullscreen;
System_Is_Fullscreen *is_fullscreen;
System_Send_Exit_Signal *send_exit_signal;
System_Set_Title *set_title;
// debug: 1
System_Log *log;
INTERNAL_System_Get_Thread_States *internal_get_thread_states;
};
#endif
// BOTTOM