workbench/libs/camd/camd_intern.h

   1 #ifndef CAMD_INTERN_H
   2 #define CAMD_INTERN_H
   3
   4 /*
   5     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc:
   9     Lang: English
  10 */
  11
  12 #ifndef EXEC_TYPES_H
  13 #   include <exec/types.h>
  14 #endif
  15 #ifndef EXEC_LIBRARIES_H
  16 #   include <exec/libraries.h>
  17 #endif
  18
  19 #ifndef __AROS__
  20 #  define AROS_LIBFUNC_INIT
  21 #  define AROS_LIBFUNC_EXIT
  22 #  ifndef __amigaos4__
  23 #    define aros_print_not_implemented(a) kprintf("camd.library: "a" is not implemented\n");
  24 #  else
  25 #    define aros_print_not_implemented(a) DebugPrintF("camd.library: "a" is not implemented\n");
  26 #  endif
  27 #  define AROS_PTRALIGN 2
  28 #else
  29 #  ifndef AROS_LIBCALL_H
  30 #    include <aros/libcall.h>
  31 #  endif
  32 #endif
  33
  34 #ifndef DOS_DOS_H
  35 #   include <dos/dos.h>
  36 #endif
  37 #ifndef UTILITY_UTILITY_H
  38 #   include <utility/utility.h>
  39 #endif
  40
  41 #ifndef MIDI_CAMD_H
  42 #  include <midi/camd.h>
  43 #endif
  44
  45 #ifndef MIDI_CAMDDEVICES_H
  46 #  include <midi/camddevices.h>
  47 #endif
  48
  49 #ifndef EXEC_SEMAPHORES_H
  50 #  include <exec/semaphores.h>
  51 #endif
  52 #ifndef EXEC_MEMORY_H
  53 #  include <exec/memory.h>
  54 #endif
  55 #ifndef DOS_DOSEXTENS_H
  56 #include <dos/dosextens.h>
  57 #endif
  58
  59 #ifdef __AROS__
  60 #  undef DEBUG
  61 #  define DEBUG 1
  62 #  include <aros/debug.h>
  63 #endif
  64
  65
  66 #ifdef __amigaos4__
  67 #  include <libcore/base.h>
  68 #  include <interfaces/camd.h>
  69 #  define CAMD_LIBBASE_DECL(a,b) a b = (a) ICamd->Data.LibBase;
  70 #endif
  71
  72
  73
  74 /****************************************************************************************/
  75
  76 #define OUTBUFFERSIZE 1025
  77 #define OUTBUFFERSIZE_RT 1025
  78 #define RECEIVERPROCBUFFERSIZE 1025
  79 #define SYSEXRECEIVERPROCBUFFERSIZE 1025
  80 #define NUMBEROFSYSEXSTORECEIVE 1025
  81
  82 struct MyMidiMessage2{
  83         UBYTE status;
  84         UBYTE data1;
  85         UBYTE data2;
  86         UBYTE len;
  87 };
  88
  89 struct MyMidiCluster{
  90         struct MidiCluster cluster;
  91         struct SignalSemaphore semaphore;
  92 };
  93
  94 struct DriverData{
  95         struct Node outnode;                                                            // Used for the outcluster's receiverlist
  96         struct Node innode;                                                             // Used for the incluster's senderlist
  97
  98         struct Drivers *driver;
  99         struct MyMidiCluster *incluster;                                // Clusters we belong to.
 100                                                                         // in  = sender cluster
 101                                                                         // out = receiver cluster
 102         struct MyMidiCluster *outcluster;
 103         struct MidiPortData *midiportdata;
 104         struct MidiDeviceData *mididevicedata;
 105         LONG portnum;
 106
 107         BOOL isInOpen;          // Driver is opened if at least one of these two ones is TRUE
 108         BOOL isOutOpen;
 109
 110         ULONG *buffer;                          // Sendbuffer start
 111         ULONG *buffercurrsend;  // Sendbuffer write
 112         ULONG *buffercurr;              // Sendbuffer read
 113         ULONG *bufferend;                       // Sendbuffer end
 114
 115         int sendpos;                            // 0,1 or 2. Position in current sendmessage. (Is only 0 at startup, so 1 or 2 are the only used values)
 116         int status;                                     // Current send running status
 117
 118         int unsent;                                     // Number of messages waiting to be sent
 119         int unsent_rt;                          // Number of realtime messages waiting to be sent
 120         int issending_sx;                       // =1 if a sysex message is currently being sent.
 121
 122         int buffercurrsend_sx;  // Number of bytes in the current sysex message being sent.
 123         UBYTE *buffer_sx;                       // Pointer to user-suplied sysex message
 124         int unsent_sx;                          // Used by miditodriver_oldformat
 125
 126         UBYTE *buffer_rt;                               // Realtime sendbuffer start
 127         UBYTE *buffercurrsend_rt;       // Realtime sendbuffer write
 128         UBYTE *buffercurr_rt;           // Realtime sendbuffer read
 129         UBYTE *bufferend_rt;                    // Realtime sendbuffer end
 130         int isnowtransmitting;          // Used by mididitodriver_oldformat
 131
 132         int realtimesysx;                               // =1 if the current sysex message being sent is realtime.
 133
 134         ULONG (*transmitfunc)(                                  // Virtual function for the transmitter driver-code.
 135                 struct DriverData *driverdata
 136         );
 137
 138         struct MyMidiMessage2 msg2;             // In-message, to be supplied to the midinodes.
 139
 140         struct SignalSemaphore sendsemaphore;   // Obtained when putting message to driver
 141         struct SignalSemaphore sysexsemaphore;  // Obtained when putting sysex to driver.
 142
 143         void (*Input_Treat)(                                                    // Virtual function for the receiver driver-code.
 144                 struct DriverData *driverdata,
 145                 UBYTE data
 146         );
 147
 148
 149 // The following datas are for the ReceiverProcess.
 150
 151         struct Process *ReceiverProc;
 152         ULONG ReceiverSig;
 153
 154         UWORD *re_start;
 155         UWORD *re_write;
 156         UWORD *re_end;
 157         int unpicked;
 158         UWORD *re_read;
 159
 160 // To know the status of a ReceiverProcess. 0=not alive, or not initialized yet. 1=alive and fine. 2=signal failed.
 161         LONG isReceiverProcessAlive;
 162 // Keep pointer so it can be freed after the process dies.
 163         char *ReceiverProcName;
 164
 165 // The following is for ParseMidi
 166         UBYTE *lastsysex;
 167 };
 168
 169 struct Drivers{
 170         struct Drivers *next;
 171         ULONG numports;
 172         BPTR seglist;
 173         struct MidiDeviceData *mididevicedata;
 174         struct DriverData **driverdatas;
 175 };
 176
 177
 178 struct MyMidiNode{
 179         struct MidiNode midinode;
 180
 181         ULONG error;
 182
 183         MidiMsg *in_start;
 184         MidiMsg *in_curr;
 185         MidiMsg *in_end;
 186
 187         int unpicked;
 188
 189         MidiMsg *in_curr_get;
 190
 191         ULONG dummytimestamp;   // To avoid reading from NULL if no timestamp was defined.
 192
 193         struct SignalSemaphore receiversemaphore;
 194
 195 // For sysex receiving. (probably needs some rewriting)
 196
 197         struct SignalSemaphore sysexsemaphore;
 198         struct SignalSemaphore sysexsemaphore2;
 199         UBYTE *sysex_start;
 200         UBYTE *sysex_write;
 201         UBYTE *sysex_end;
 202         UBYTE *sysex_read;
 203         UBYTE *sysex_laststart;
 204         BOOL sysex_nextis0;
 205         UBYTE lastreadstatus;
 206 };
 207
 208 struct CamdBase_intern{
 209 #ifndef __amigaos4__
 210     struct Library library;
 211 #else
 212     struct LibHeader            lh;
 213 #endif
 214     struct Drivers *drivers;
 215     struct List mymidinodes;
 216     struct List midiclusters;
 217
 218     struct List clusnotifynodes;
 219
 220
 221     /* Lock semaphore. Obtained Shared before reading various lists and
 222        obtained exclusive before adding/deleting to/from various lists. */
 223
 224     struct SignalSemaphore *CLSemaphore;
 225
 226 };
 227
 228 #ifdef __AMIGAOS__
 229    extern void kprintf(char *bla,...);
 230 #  ifdef DEBUG
 231 #  ifndef __amigaos4__
 232 #    define bug kprintf
 233 #  else
 234 #    define bug DebugPrintF
 235 #  endif
 236 #    define D(a) a
 237 #  else
 238 #    define D(a)
 239 #  endif
 240 #  ifndef CONST_STRPTR
 241 #    define CONST_STRPTR const APTR
 242 #  endif
 243 #  ifndef VOID_FUNC
 244 #    define VOID_FUNC APTR              // Yeah.
 245 #  endif
 246 #  define AROS_DEBUG_H_FILE "camd_intern.h"             // DoNothing
 247 #else
 248 #  define AROS_DEBUG_H_FILE <aros/debug.h>
 249 #endif
 250
 251 /****************************************************************************************/
 252
 253 #  undef CB
 254 #  define CB(b)         ((struct CamdBase_intern *)b)
 255
 256 /****************************************************************************************/
 257
 258
 259 #ifndef NEWLIST
 260 #  define NEWLIST(l) (((struct List *)l)->lh_TailPred = (struct Node *)(l),((struct List *)l)->lh_Tail=0,((struct List *)l)->lh_Head = (struct Node *)&(((struct List *)l)->lh_Tail))
 261 #endif
 262
 263
 264 #ifndef FUNCTIONTABLE
 265 /* Prototypes */
 266
 267 struct CamdBase{struct Library library;};
 268 BYTE GetMsgLen(LONG msg);
 269 void PutMidi2Link(
 270         struct MidiLink *midilink,
 271         struct MyMidiMessage2 *msg2,
 272         ULONG timestamp
 273 );
 274 void UnlinkMidiLink(struct MidiLink *midilink,BOOL unlinkfromnode,struct CamdBase *CamdBase);
 275 BOOL Midi2Driver_internal(
 276         struct DriverData *driverdata,
 277         ULONG msg,
 278         ULONG maxbuff
 279 );
 280 BOOL Midi2Driver_internal_oldformat(
 281         struct DriverData *driverdata,
 282         ULONG msg,
 283         ULONG maxbuff
 284 );
 285 #ifndef __amigaos4__
 286   ULONG ASM Transmitter(REG(a2) struct DriverData *driverdata);
 287   ULONG ASM Transmitter_oldformat(REG(a2) struct DriverData *driverdata);
 288 #else
 289   ULONG Transmitter(struct DriverData *driverdata);
 290   ULONG ASM Transmitter_oldformat(REG(a2, struct DriverData *driverdata));
 291 #endif
 292 BOOL SysEx2Driver(struct DriverData *driverdata,UBYTE *buffer);
 293 BOOL SysEx2Driver_oldformat(struct DriverData *driverdata, UBYTE *buffer);
 294 void RemoveCluster(struct MidiCluster *cluster,struct CamdBase *CamdBase);
 295 void LinkHasBeenRemovedFromCluster(struct MidiCluster *cluster,struct CamdBase *CamdBase);
 296 struct MidiCluster *NewCluster(char *name,struct CamdBase *CamdBase);
 297 struct DriverData *FindReceiverDriverInCluster(struct MidiCluster *cluster);
 298 struct DriverData *FindSenderDriverInCluster(struct MidiCluster *cluster);
 299 BOOL AddClusterReceiver(
 300         struct MidiCluster *cluster,
 301         struct Node *node,
 302         ULONG *ErrorCode,
 303         struct CamdBase *CamdBase
 304 );
 305 BOOL AddClusterSender(
 306         struct MidiCluster *cluster,
 307         struct Node *node,
 308         ULONG *ErrorCode,
 309         struct CamdBase *CamdBase
 310 );
 311 BOOL SetClusterForLink(
 312         struct MidiLink *midilink,
 313         char *name,
 314         ULONG *ErrorCode,
 315         struct CamdBase *CamdBase
 316 );
 317
 318 BOOL CreateReceiverProc(
 319         struct DriverData *driverdata,
 320         char *name,
 321         LONG portnum,
 322         ULONG *ErrorCode,
 323         struct CamdBase *CamdBase
 324 );
 325
 326 void EndReceiverProc(
 327         struct DriverData *driverdata,
 328         struct CamdBase *CamdBase
 329 );
 330
 331 void Receiver_SysExSuperTreat(
 332         struct DriverData *driverdata,
 333         UBYTE data
 334 );
 335 int GetSysXLen(UBYTE *buffer);
 336 BOOL PutSysEx2Link(struct MidiLink *midilink,UBYTE data);
 337 void Receiver_SetError(
 338         struct DriverData *driverdata,
 339         ULONG errorcode
 340 );
 341 void Receiver_RealTime(
 342         struct DriverData *driverdata,
 343         UBYTE status
 344 );
 345 void Receiver_init(
 346         struct DriverData *driverdata,
 347         UBYTE data
 348 );
 349
 350 void Receiver_first(
 351         struct DriverData *driverdata
 352 );
 353
 354 #ifndef __amigaos4__
 355 void ASM Receiver(
 356         REG(d0) UWORD input,
 357         REG(a2) struct DriverData *driverdata
 358 );
 359 #else
 360 void ASM Receiver(
 361         REG(d0, UWORD input),
 362         REG(a2, struct DriverData *driverdata)
 363         );
 364 #endif
 365
 366 extern WORD MidiMsgType_status(UBYTE status);
 367 extern WORD MidiMsgType_CMB_Ctrl(UBYTE data1);
 368 extern WORD MidiMsgType_status_data1(UBYTE status,UBYTE data1);
 369
 370 BOOL OpenDriver(struct DriverData *driverdata,ULONG *ErrorCode,struct CamdBase *CamdBase);
 371 void CloseDriver(struct DriverData *driverdata,struct CamdBase *CamdBase);
 372
 373 void FreeDriverData(struct Drivers *driver,
 374         struct CamdBase *CamdBase
 375 );
 376 void LoadDriver(char *name,
 377         struct CamdBase *CamdBase
 378 );
 379
 380 struct Drivers *FindPrevDriverForMidiDeviceData(
 381         struct MidiDeviceData *mididevicedata,
 382         struct CamdBase *CamdBase
 383 );
 384
 385 ULONG mystrlen(char *string);
 386 BOOL mystrcmp(char *one,char *two);
 387 char *findonlyfilename(char *pathfile);
 388 #ifndef __amigaos4__
 389    void mysprintf(struct CamdBase *camdbase,char *string,char *fmt,...);
 390 #else
 391 #  define mysprintf(camdbase, string, fmt, ...) SNPrintf(string, 256, fmt, __VA_ARGS__)
 392 #endif
 393 struct MidiLink *GetMidiLinkFromOwnerNode(struct MinNode *node);
 394
 395 void CamdWait(void);
 396
 397 #endif
 398
 399 BOOL InitCamdTimer(void);
 400 void UninitCamdTimer(void);
 401
 402 #ifdef __amigaos4__
 403 APTR GoodPutMidi ( struct CamdIFace *ICamd, struct MidiLink * midilink, uint32 msg, uint32 maxbuff );
 404 #endif
 405
 406 #ifdef __amigaos4__
 407 BOOL InitCamd(struct CamdIFace *ICamd);
 408 void UninitCamd(struct CamdIFace *ICamd);
 409 #else
 410 BOOL InitCamd(struct CamdBase *CamdBase);
 411 void UninitCamd(struct CamdBase *CamdBase);
 412 #endif
 413
 414 #endif /* CAMD_INTERN_H */
 415