diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/cdrom/os2/SDL_syscdrom.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/cdrom/os2/SDL_syscdrom.c | 393 |
1 files changed, 0 insertions, 393 deletions
diff --git a/distrib/sdl-1.2.12/src/cdrom/os2/SDL_syscdrom.c b/distrib/sdl-1.2.12/src/cdrom/os2/SDL_syscdrom.c deleted file mode 100644 index 56205fd..0000000 --- a/distrib/sdl-1.2.12/src/cdrom/os2/SDL_syscdrom.c +++ /dev/null @@ -1,393 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -#ifdef SDL_CDROM_OS2 - -/* Functions for system-level CD-ROM audio control */ - -#define INCL_MCIOS2 -#include <os2.h> -#include <os2me.h> - -#include "SDL_cdrom.h" -#include "../SDL_syscdrom.h" - -/* Size of MCI result buffer (in bytes) */ -#define MCI_CMDRETBUFSIZE 128 - -/* The maximum number of CD-ROM drives we'll detect */ -#define MAX_DRIVES 16 - -/* A list of available CD-ROM drives */ -static char *SDL_cdlist[MAX_DRIVES]; -//static dev_t SDL_cdmode[MAX_DRIVES]; - -/* The system-dependent CD control functions */ -static const char *SDL_SYS_CDName(int drive); -static int SDL_SYS_CDOpen(int drive); -static int SDL_SYS_CDGetTOC(SDL_CD *cdrom); -static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position); -static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length); -static int SDL_SYS_CDPause(SDL_CD *cdrom); -static int SDL_SYS_CDResume(SDL_CD *cdrom); -static int SDL_SYS_CDStop(SDL_CD *cdrom); -static int SDL_SYS_CDEject(SDL_CD *cdrom); -static void SDL_SYS_CDClose(SDL_CD *cdrom); - -/* MCI Timing Functions */ -#define MCI_MMTIMEPERSECOND 3000 -#define FRAMESFROMMM(mmtime) (((mmtime)*CD_FPS)/MCI_MMTIMEPERSECOND) - - -/* Ready for MCI CDAudio Devices */ -int SDL_SYS_CDInit(void) -{ -int i; /* generig counter */ -MCI_SYSINFO_PARMS msp; /* Structure to MCI SysInfo parameters */ -CHAR SysInfoRet[MCI_CMDRETBUFSIZE]; /* Buffer for MCI Command result */ - -/* Fill in our driver capabilities */ -SDL_CDcaps.Name = SDL_SYS_CDName; -SDL_CDcaps.Open = SDL_SYS_CDOpen; -SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC; -SDL_CDcaps.Status = SDL_SYS_CDStatus; -SDL_CDcaps.Play = SDL_SYS_CDPlay; -SDL_CDcaps.Pause = SDL_SYS_CDPause; -SDL_CDcaps.Resume = SDL_SYS_CDResume; -SDL_CDcaps.Stop = SDL_SYS_CDStop; -SDL_CDcaps.Eject = SDL_SYS_CDEject; -SDL_CDcaps.Close = SDL_SYS_CDClose; - -/* Get the number of CD ROMs in the System */ -/* Clean SysInfo structure */ -SDL_memset(&msp, 0x00, sizeof(MCI_SYSINFO_PARMS)); -/* Prepare structure to Ask Numer of Audio CDs */ -msp.usDeviceType = MCI_DEVTYPE_CD_AUDIO; /* CD Audio Type */ -msp.pszReturn = (PSZ)&SysInfoRet; /* Return Structure */ -msp.ulRetSize = MCI_CMDRETBUFSIZE; /* Size of ret struct */ -if (LOUSHORT(mciSendCommand(0,MCI_SYSINFO, MCI_SYSINFO_QUANTITY | MCI_WAIT, (PVOID)&msp, 0)) != MCIERR_SUCCESS) return(CD_ERROR); -SDL_numcds = atoi(SysInfoRet); -if (SDL_numcds > MAX_DRIVES) SDL_numcds = MAX_DRIVES; /* Limit maximum CD number */ - -/* Get and Add their system name to the SDL_cdlist */ -msp.pszReturn = (PSZ)&SysInfoRet; /* Return Structure */ -msp.ulRetSize = MCI_CMDRETBUFSIZE; /* Size of ret struct */ -msp.usDeviceType = MCI_DEVTYPE_CD_AUDIO; /* CD Audio Type */ -for (i=0; i<SDL_numcds; i++) - { - msp.ulNumber = i+1; - mciSendCommand(0,MCI_SYSINFO, MCI_SYSINFO_NAME | MCI_WAIT,&msp, 0); - SDL_cdlist[i] = SDL_strdup(SysInfoRet); - if ( SDL_cdlist[i] == NULL ) - { - SDL_OutOfMemory(); - return(-1); - } - } -return(0); -} - -/* Return CDAudio System Dependent Device Name - Ready for MCI*/ -static const char *SDL_SYS_CDName(int drive) -{ -return(SDL_cdlist[drive]); -} - -/* Open CDAudio Device - Ready for MCI */ -static int SDL_SYS_CDOpen(int drive) -{ -MCI_OPEN_PARMS mop; -MCI_SET_PARMS msp; -MCI_GENERIC_PARMS mgp; - -/* Open the device */ -mop.hwndCallback = (HWND)NULL; // None -mop.usDeviceID = (USHORT)NULL; // Will be returned. -mop.pszDeviceType = (PSZ)SDL_cdlist[drive]; // CDAudio Device -if (LOUSHORT(mciSendCommand(0,MCI_OPEN,MCI_WAIT,&mop, 0)) != MCIERR_SUCCESS) return(CD_ERROR); -/* Set time format */ -msp.hwndCallback = (HWND)NULL; // None -msp.ulTimeFormat = MCI_FORMAT_MSF; // Minute : Second : Frame structure -msp.ulSpeedFormat = (ULONG)NULL; // No change -msp.ulAudio = (ULONG)NULL; // No Channel -msp.ulLevel = (ULONG)NULL; // No Volume -msp.ulOver = (ULONG)NULL; // No Delay -msp.ulItem = (ULONG)NULL; // No item -msp.ulValue = (ULONG)NULL; // No value for item flag -if (LOUSHORT(mciSendCommand(mop.usDeviceID,MCI_SET,MCI_WAIT | MCI_SET_TIME_FORMAT,&msp, 0)) == MCIERR_SUCCESS) return (mop.usDeviceID); -/* Error setting time format? - Close opened device */ -mgp.hwndCallback = (HWND)NULL; // None -mciSendCommand(mop.usDeviceID,MCI_CLOSE,MCI_WAIT,&mgp, 0); -return(CD_ERROR); -} - -/* Get CD Table Of Contents - Ready for MCI */ -static int SDL_SYS_CDGetTOC(SDL_CD *cdrom) -{ -MCI_TOC_PARMS mtp; -MCI_STATUS_PARMS msp; -MCI_TOC_REC * mtr; -INT i; - -/* Correction because MCI cannot read TOC while CD is playing (it'll stop!) */ -if (cdrom->status == CD_PLAYING || cdrom->status == CD_PAUSED) return 0; - -/* Get Number of Tracks */ -msp.hwndCallback = (HWND)NULL; /* None */ -msp.ulReturn = (ULONG)NULL; /* We want this information */ -msp.ulItem = MCI_STATUS_NUMBER_OF_TRACKS; -msp.ulValue = (ULONG)NULL; /* No additional information */ -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STATUS,MCI_WAIT | MCI_STATUS_ITEM,&msp, 0)) != MCIERR_SUCCESS) return(CD_ERROR); -cdrom->numtracks = msp.ulReturn; -if ( cdrom->numtracks > SDL_MAX_TRACKS ) - { - cdrom->numtracks = SDL_MAX_TRACKS; - } -/* Alocate space for TOC data */ -mtr = (MCI_TOC_REC *)SDL_malloc(cdrom->numtracks*sizeof(MCI_TOC_REC)); -if ( mtr == NULL ) - { - SDL_OutOfMemory(); - return(-1); - } -/* Get TOC from CD */ -mtp.pBuf = mtr; -mtp.ulBufSize = cdrom->numtracks*sizeof(MCI_TOC_REC); -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_GETTOC,MCI_WAIT,&mtp, 0)) != MCIERR_SUCCESS) - { - SDL_OutOfMemory(); - SDL_free(mtr); - return(CD_ERROR); - } -/* Fill SDL Tracks Structure */ -for (i=0; i<cdrom->numtracks; i++) - { - /* Set Track ID */ - cdrom->track[i].id = (mtr+i)->TrackNum; - /* Set Track Type */ - msp.hwndCallback = (HWND)NULL; /* None */ - msp.ulReturn = (ULONG)NULL; /* We want this information */ - msp.ulItem = MCI_CD_STATUS_TRACK_TYPE; - msp.ulValue = (ULONG)((mtr+i)->TrackNum); /* Track Number? */ - if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STATUS,MCI_WAIT | MCI_TRACK | MCI_STATUS_ITEM,&msp, 0)) != MCIERR_SUCCESS) - { - SDL_free(mtr); - return (CD_ERROR); - } - if (msp.ulReturn==MCI_CD_TRACK_AUDIO) cdrom->track[i].type = SDL_AUDIO_TRACK; - else cdrom->track[i].type = SDL_DATA_TRACK; - /* Set Track Length - values from MCI are in MMTIMEs - 3000 MMTIME = 1 second */ - cdrom->track[i].length = FRAMESFROMMM((mtr+i)->ulEndAddr - (mtr+i)->ulStartAddr); - /* Set Track Offset */ - cdrom->track[i].offset = FRAMESFROMMM((mtr+i)->ulStartAddr); - } -SDL_free(mtr); -return(0); -} - - -/* Get CD-ROM status - Ready for MCI */ -static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position) -{ -CDstatus status; -MCI_STATUS_PARMS msp; - -/* Get Status from MCI */ -msp.hwndCallback = (HWND)NULL; /* None */ -msp.ulReturn = (ULONG)NULL; /* We want this information */ -msp.ulItem = MCI_STATUS_MODE; -msp.ulValue = (ULONG)NULL; /* No additional information */ -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STATUS,MCI_WAIT | MCI_STATUS_ITEM,&msp, 0)) != MCIERR_SUCCESS) status = CD_ERROR; -else - { - switch(msp.ulReturn) - { - case MCI_MODE_NOT_READY: - status = CD_TRAYEMPTY; - break; - case MCI_MODE_PAUSE: - status = CD_PAUSED; - break; - case MCI_MODE_PLAY: - status = CD_PLAYING; - break; - case MCI_MODE_STOP: - status = CD_STOPPED; - break; - /* These cases should not occour */ - case MCI_MODE_RECORD: - case MCI_MODE_SEEK: - default: - status = CD_ERROR; - break; - } - } - -/* Determine position */ -if (position != NULL) /* The SDL $&$&%# CDROM call sends NULL pointer here! */ - { - if ((status == CD_PLAYING) || (status == CD_PAUSED)) - { - /* Get Position */ - msp.hwndCallback = (HWND)NULL; /* None */ - msp.ulReturn = (ULONG)NULL; /* We want this information */ - msp.ulItem = MCI_STATUS_POSITION; - msp.ulValue = (ULONG)NULL; /* No additiona info */ - if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STATUS,MCI_WAIT | MCI_STATUS_ITEM,&msp, 0)) != MCIERR_SUCCESS) return (CD_ERROR); - /* Convert from MSF (format selected in the Open process) to Frames (format that will be returned) */ - *position = MSF_TO_FRAMES(MSF_MINUTE(msp.ulReturn),MSF_SECOND(msp.ulReturn),MSF_FRAME(msp.ulReturn)); - } - else *position = 0; - } -return(status); -} - -/* Start play - Ready for MCI */ -static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length) -{ -MCI_GENERIC_PARMS mgp; -MCI_STATUS_PARMS msp; -MCI_PLAY_PARMS mpp; -ULONG min,sec,frm; - -/* Start MSF */ -FRAMES_TO_MSF(start, &min, &sec, &frm); -MSF_MINUTE(mpp.ulFrom) = min; -MSF_SECOND(mpp.ulFrom) = sec; -MSF_FRAME(mpp.ulFrom) = frm; -/* End MSF */ -FRAMES_TO_MSF(start+length, &min, &sec, &frm); -MSF_MINUTE(mpp.ulTo) = min; -MSF_SECOND(mpp.ulTo) = sec; -MSF_FRAME(mpp.ulTo) = frm; -#ifdef DEBUG_CDROM - fprintf(stderr, "Trying to play from %d:%d:%d to %d:%d:%d\n", - playtime.cdmsf_min0, playtime.cdmsf_sec0, playtime.cdmsf_frame0, - playtime.cdmsf_min1, playtime.cdmsf_sec1, playtime.cdmsf_frame1); -#endif -/* Verifies if it is paused first... and if it is, unpause before stopping it. */ -msp.hwndCallback = (HWND)NULL; /* None */ -msp.ulReturn = (ULONG)NULL; /* We want this information */ -msp.ulItem = MCI_STATUS_MODE; -msp.ulValue = (ULONG)NULL; /* No additional information */ -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STATUS,MCI_WAIT | MCI_STATUS_ITEM,&msp, 0)) == MCIERR_SUCCESS) - { - if (msp.ulReturn == MCI_MODE_PAUSE) - { - mgp.hwndCallback = (HWND)NULL; // None - mciSendCommand(cdrom->id,MCI_RESUME,0,&mgp, 0); - } - } -/* Now play it. */ -mpp.hwndCallback = (HWND)NULL; // We do not want the info. temp -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_PLAY,MCI_FROM | MCI_TO,&mpp, 0)) == MCIERR_SUCCESS) return 0; -return (CD_ERROR); -} - -/* Pause play - Ready for MCI */ -static int SDL_SYS_CDPause(SDL_CD *cdrom) -{ -MCI_GENERIC_PARMS mgp; - -mgp.hwndCallback = (HWND)NULL; // None -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_PAUSE,MCI_WAIT,&mgp, 0)) == MCIERR_SUCCESS) return 0; -return(CD_ERROR); -} - -/* Resume play - Ready for MCI */ -static int SDL_SYS_CDResume(SDL_CD *cdrom) -{ -MCI_GENERIC_PARMS mgp; - -mgp.hwndCallback = (HWND)NULL; // None -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_RESUME,MCI_WAIT,&mgp, 0)) == MCIERR_SUCCESS) return 0; -return(CD_ERROR); -} - -/* Stop play - Ready for MCI */ -static int SDL_SYS_CDStop(SDL_CD *cdrom) -{ -MCI_GENERIC_PARMS mgp; -MCI_STATUS_PARMS msp; - -/* Verifies if it is paused first... and if it is, unpause before stopping it. */ -msp.hwndCallback = (HWND)NULL; /* None */ -msp.ulReturn = (ULONG)NULL; /* We want this information */ -msp.ulItem = MCI_STATUS_MODE; -msp.ulValue = (ULONG)NULL; /* No additional information */ -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STATUS,MCI_WAIT | MCI_STATUS_ITEM,&msp, 0)) == MCIERR_SUCCESS) - { - if (msp.ulReturn == MCI_MODE_PAUSE) - { - mgp.hwndCallback = (HWND)NULL; // None - mciSendCommand(cdrom->id,MCI_RESUME,0,&mgp, 0); - } - } -/* Now stops the media */ -mgp.hwndCallback = (HWND)NULL; // None -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_STOP,MCI_WAIT,&mgp, 0)) == MCIERR_SUCCESS) return 0; -return(CD_ERROR); -} - -/* Eject the CD-ROM - Ready for MCI */ -static int SDL_SYS_CDEject(SDL_CD *cdrom) -{ -MCI_SET_PARMS msp; - -msp.hwndCallback = (HWND)NULL; // None -msp.ulTimeFormat = (ULONG)NULL; // No change -msp.ulSpeedFormat = (ULONG)NULL; // No change -msp.ulAudio = (ULONG)NULL; // No Channel -msp.ulLevel = (ULONG)NULL; // No Volume -msp.ulOver = (ULONG)NULL; // No Delay -msp.ulItem = (ULONG)NULL; // No item -msp.ulValue = (ULONG)NULL; // No value for item flag -if (LOUSHORT(mciSendCommand(cdrom->id,MCI_SET,MCI_WAIT | MCI_SET_DOOR_OPEN,&msp, 0)) == MCIERR_SUCCESS) return 0; -return(CD_ERROR); -} - -/* Close the CD-ROM handle - Ready for MCI */ -static void SDL_SYS_CDClose(SDL_CD *cdrom) -{ -MCI_GENERIC_PARMS mgp; - -mgp.hwndCallback = (HWND)NULL; // None -mciSendCommand(cdrom->id,MCI_CLOSE,MCI_WAIT,&mgp, 0); -} - -/* Finalize CDROM Subsystem - Ready for MCI */ -void SDL_SYS_CDQuit(void) -{ -int i; - -if ( SDL_numcds > 0 ) - { - for ( i=0; i<SDL_numcds; ++i ) - { - SDL_free(SDL_cdlist[i]); - } - SDL_numcds = 0; - } -} - -#endif /* SDL_CDROM_OS2 */ |