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Location: cpp/openttd-patchpack/source/hal.h
r1820:335b057adac7
3.3 KiB
text/x-c
(svn r2324) Introduce _cmd_text for passing strings with a command instead of abusing _decode_parameters as text buffer. This should prevent several possible buffer overruns and is a bit cleaner to use. As bonus it reduces the size of most command packets by 79 bytes.
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 | #ifndef HAL_H
#define HAL_H
typedef struct {
const char *(*start)(const char * const *parm);
void (*stop)(void);
} HalCommonDriver;
typedef struct {
const char *(*start)(const char * const *parm);
void (*stop)(void);
void (*make_dirty)(int left, int top, int width, int height);
int (*main_loop)(void);
bool (*change_resolution)(int w, int h);
} HalVideoDriver;
enum {
ML_QUIT = 0,
ML_SWITCHDRIVER = 1,
};
typedef struct {
const char *(*start)(const char * const *parm);
void (*stop)(void);
} HalSoundDriver;
typedef struct {
const char *(*start)(const char * const *parm);
void (*stop)(void);
void (*play_song)(const char *filename);
void (*stop_song)(void);
bool (*is_song_playing)(void);
void (*set_volume)(byte vol);
} HalMusicDriver;
typedef struct {
const char *name;
const char *longname;
const void *drv;
uint32 flags;
} DriverDesc;
enum {
HALERR_OK = 0,
HALERR_ERROR = 1,
};
extern const HalMusicDriver _null_music_driver;
extern const HalVideoDriver _null_video_driver;
extern const HalSoundDriver _null_sound_driver;
VARDEF HalMusicDriver *_music_driver;
VARDEF HalSoundDriver *_sound_driver;
VARDEF HalVideoDriver *_video_driver;
extern const DriverDesc _video_driver_descs[];
extern const DriverDesc _sound_driver_descs[];
extern const DriverDesc _music_driver_descs[];
#if defined(WITH_SDL)
extern const HalSoundDriver _sdl_sound_driver;
extern const HalVideoDriver _sdl_video_driver;
#endif
#if defined(UNIX)
extern const HalMusicDriver _extmidi_music_driver;
#endif
#if defined(__BEOS__)
extern const HalMusicDriver _bemidi_music_driver;
#endif
#if defined(__OS2__)
extern const HalMusicDriver _os2_music_driver;
#endif
extern const HalVideoDriver _dedicated_video_driver;
enum DriverType {
VIDEO_DRIVER = 0,
SOUND_DRIVER = 1,
MUSIC_DRIVER = 2,
};
extern void GameLoop(void);
extern bool _dbg_screen_rect;
void LoadDriver(int driver, const char *name);
const char *GetDriverParam(const char * const *parm, const char *name);
bool GetDriverParamBool(const char * const *parm, const char *name);
int GetDriverParamInt(const char * const *parm, const char *name, int def);
// Deals with finding savegames
typedef struct {
uint16 id;
byte type;
uint64 mtime;
char title[64];
char name[256-12-64];
} FiosItem;
enum {
FIOS_TYPE_DRIVE = 0,
FIOS_TYPE_PARENT = 1,
FIOS_TYPE_DIR = 2,
FIOS_TYPE_FILE = 3,
FIOS_TYPE_OLDFILE = 4,
FIOS_TYPE_SCENARIO = 5,
FIOS_TYPE_OLD_SCENARIO = 6,
};
// Variables to display file lists
FiosItem *_fios_list;
int _fios_num;
int _saveload_mode;
// get the name of an oldstyle savegame
void GetOldSaveGameName(char *title, const char *file);
// get the name of an oldstyle scenario
void GetOldScenarioGameName(char *title, const char *file);
// Get a list of savegames
FiosItem *FiosGetSavegameList(int *num, int mode);
// Get a list of scenarios
FiosItem *FiosGetScenarioList(int *num, int mode);
// Free the list of savegames
void FiosFreeSavegameList(void);
// Browse to. Returns a filename w/path if we reached a file.
char *FiosBrowseTo(const FiosItem *item);
// Return path, free space and stringID
StringID FiosGetDescText(const char **path, uint32 *tot);
// Delete a name
void FiosDelete(const char *name);
// Make a filename from a name
void FiosMakeSavegameName(char *buf, const char *name);
int CDECL compare_FiosItems(const void *a, const void *b);
void CreateConsole(void);
#endif /* HAL_H */
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