rom/dos/dos_intern.h

   1 /*
   2     Copyright © 1995-2008, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Internal types and stuff for dos
   6     Lang: English
   7 */
   8 #ifndef DOS_INTERN_H
   9 #define DOS_INTERN_H
  10
  11 #include <aros/system.h>
  12 #include <exec/io.h>
  13 #include <dos/dos.h>
  14 #include <dos/dosextens.h>
  15 #include <dos/filesystem.h>
  16 #include <dos/dosasl.h>
  17 #include <utility/tagitem.h>
  18
  19 #include "dos_dosdoio.h"
  20
  21 #ifdef TimerBase
  22 #undef TimerBase
  23 #endif
  24 #define TimerBase (DOSBase->dl_TimerBase)
  25
  26 /* Needed for close() */
  27 #define expunge() \
  28 AROS_LC0(BPTR, expunge, struct DosLibrary *, DOSBase, 3, Dos)
  29
  30 #define RDAF_ALLOCATED_BY_READARGS (1L << 31)
  31
  32 struct DAList
  33 {
  34     STRPTR *ArgBuf;
  35     UBYTE  *StrBuf;
  36     STRPTR *MultVec;
  37     BOOL    FreeRDA;
  38 };
  39
  40 struct EString
  41 {
  42     LONG Number;
  43     STRPTR String;
  44 };
  45
  46 extern struct EString EString[];
  47
  48 #ifndef EOF
  49 #define EOF -1
  50 #endif
  51 #ifndef IOBUFSIZE
  52 #define IOBUFSIZE 4096
  53 #endif
  54
  55 struct vfp
  56 {
  57     BPTR               file;
  58     LONG               count;
  59     struct DosLibrary *DOSBase;
  60 };
  61
  62 #define FPUTC(f,c) \
  63 (((struct FileHandle *)BADDR(f))->fh_Flags&FHF_WRITE&& \
  64  ((struct FileHandle *)BADDR(f))->fh_Pos<((struct FileHandle *)BADDR(f))->fh_End? \
  65 *((struct FileHandle *)BADDR(f))->fh_Pos++=c,0:FPutC(f,c))
  66
  67 void InitIOFS(struct IOFileSys *iofs, ULONG type,
  68               struct DosLibrary *DOSBase);
  69
  70 CONST_STRPTR StripVolume(CONST_STRPTR name);
  71
  72 LONG DoIOFS(struct IOFileSys *iofs, struct DevProc *dvp, CONST_STRPTR name,
  73     struct DosLibrary *DOSBase);
  74
  75 void IOFS_SendPkt(struct DosPacket *dp, struct MsgPort *replyport, struct DosLibrary *DOSBase);
  76
  77 struct DosPacket *internal_WaitPkt(struct MsgPort *msgPort,
  78                                    struct DosLibrary *DOSBase);
  79
  80 BOOL RunHandler(struct DeviceNode *deviceNode, struct DosLibrary *DOSBase);
  81
  82 /* Cli dependent SetProgramName() for use in CreateNewProc() */
  83 BOOL internal_SetProgramName(struct CommandLineInterface *cli,
  84     CONST_STRPTR name, struct DosLibrary *DOSBase);
  85
  86
  87 /* Pattern matching function used by MatchPattern() and MatchPatternNoCase() */
  88 BOOL patternMatch(CONST_STRPTR pat, CONST_STRPTR str, BOOL useCase,
  89                   struct DosLibrary *DOSBase);
  90
  91 /* Pattern parsing function used by ParsePattern() and ParsePatternNoCase() */
  92 LONG patternParse(CONST_STRPTR Source, STRPTR Dest, LONG DestLength,
  93     BOOL useCase, struct DosLibrary *DOSBase);
  94
  95
  96 LONG InternalSeek
  97 (
  98     struct FileHandle *fh,
  99     LONG               position,
 100     LONG               mode,
 101     struct DosLibrary *DOSBase
 102 );
 103 LONG InternalFlush( struct FileHandle *fh, struct DosLibrary *DOSBase );
 104
 105
 106 /* match_misc.c */
 107
 108 struct AChain *Match_AllocAChain(LONG extrasize, struct DosLibrary *DOSBase);
 109 void Match_FreeAChain(struct AChain *ac, struct DosLibrary *DOSBase);
 110 LONG Match_BuildAChainList(CONST_STRPTR pattern, struct AnchorPath *ap,
 111                            struct AChain **retac, struct DosLibrary *DOSBase);
 112 LONG Match_MakeResult(struct AnchorPath *ap, struct DosLibrary *DOSBase);
 113
 114 void addprocesstoroot(struct Process * , struct DosLibrary *);
 115 void removefromrootnode(struct Process *, struct DosLibrary *);
 116
 117 struct marker
 118 {
 119     UBYTE type; /* 0: Split 1: MP_NOT */
 120     CONST_STRPTR pat; /* Pointer into pattern */
 121     CONST_STRPTR str; /* Pointer into string */
 122 };
 123
 124 struct markerarray
 125 {
 126     struct markerarray *next;
 127     struct markerarray *prev;
 128     struct marker marker[128];
 129 };
 130
 131 #define PUSH(t,p,s)                                                     \
 132 {                                                                       \
 133     if(macnt==128)                                                      \
 134     {                                                                   \
 135         if(macur->next==NULL)                                           \
 136         {                                                               \
 137             macur->next=AllocMem(sizeof(struct markerarray),MEMF_ANY);  \
 138             if(macur->next==NULL)                                       \
 139                 ERROR(ERROR_NO_FREE_STORE);                             \
 140             macur->next->prev=macur;                                    \
 141         }                                                               \
 142         macur=macur->next;                                              \
 143         macnt=0;                                                        \
 144     }                                                                   \
 145     macur->marker[macnt].type=(t);                                      \
 146     macur->marker[macnt].pat=(p);                                       \
 147     macur->marker[macnt].str=(s);                                       \
 148     macnt++;                                                            \
 149 }
 150
 151 #define POP(t,p,s)                      \
 152 {                                       \
 153     macnt--;                            \
 154     if(macnt<0)                         \
 155     {                                   \
 156         macnt=127;                      \
 157         macur=macur->prev;              \
 158         if(macur==NULL)                 \
 159             ERROR(0);                   \
 160     }                                   \
 161     (t)=macur->marker[macnt].type;      \
 162     (p)=macur->marker[macnt].pat;       \
 163     (s)=macur->marker[macnt].str;       \
 164 }
 165
 166 #define MP_ESCAPE               0x81 /* Before characters in [0x81;0x8a] */
 167 #define MP_MULT                 0x82 /* _#(_a) */
 168 #define MP_MULT_END             0x83 /* #(a_)_ */
 169 #define MP_NOT                  0x84 /* _~(_a) */
 170 #define MP_NOT_END              0x85 /* ~(a_)_ */
 171 #define MP_OR                   0x86 /* _(_a|b) */
 172 #define MP_OR_NEXT              0x87 /* (a_|_b) */
 173 #define MP_OR_END               0x88 /* (a|b_)_ */
 174 #define MP_SINGLE               0x89 /* ? */
 175 #define MP_ALL                  0x8a /* #? or * */
 176 #define MP_SET                  0x8b /* _[_ad-g] */
 177 #define MP_NOT_SET              0x8c /* _[~_ad-g] */
 178 #define MP_DASH                 0x8d /* [ad_-g_] */
 179 #define MP_SET_END              0x8e /* [ad-g_]_ */
 180
 181 /* Whether MatchFirst/MatchNext/MatchEnd in case of the base
 182    AChain should just take the currentdir lock pointer, or
 183    make a real duplicate with DupLock() */
 184
 185 #define MATCHFUNCS_NO_DUPLOCK   0
 186
 187 /* DosGetString additional codes (printf style parametrized) */
 188
 189 #define  STRING_DISK_NOT_VALIDATED                  -4000
 190 #define  STRING_DISK_WRITE_PROTECTED                -4001
 191 #define  STRING_DEVICE_NOT_MOUNTED_INSERT           -4002
 192 #define  STRING_DEVICE_NOT_MOUNTED_REPLACE          -4003
 193 #define  STRING_DEVICE_NOT_MOUNTED_REPLACE_TARGET   -4004
 194 #define  STRING_DISK_FULL                           -4005
 195 #define  STRING_NOT_A_DOS_DISK                      -4006
 196 #define  STRING_NO_DISK                             -4007
 197 #define  STRING_ABORT_BUSY                          -4008
 198 #define  STRING_ABORT_DISK_ERROR                    -4009
 199
 200 #define  STRING_RETRY           -5000
 201 #define  STRING_CANCEL          -5001
 202 #define  STRING_REQUESTTITLE    -5002
 203
 204 #include "dos_commanderrors.h"
 205
 206 /* Force attempts to use DosLibrary->dl_Errors to fail. This is used by
 207    locale.library's replacement function for DosGetString() to peek
 208    the pointer of the catalog to use */
 209
 210 #define dl_Errors               do_not_use_is_reserved_for_locale_dosgetstring_replacement
 211
 212 #define  __is_task(task)  (((struct Task *)task)->tc_Node.ln_Type == NT_TASK)
 213 #define  __is_process(task)  (((struct Task *)task)->tc_Node.ln_Type == NT_PROCESS)
 214
 215 struct seginfo
 216 {
 217     struct MinNode node;
 218     APTR           addr;
 219     char           name[32];
 220 };
 221
 222 struct debug_segnode
 223 {
 224     struct MinNode node;
 225     UBYTE          name[200];
 226     BPTR           seglist;
 227     IPTR           start_address; // start address of loaded executable segment
 228     struct MinList seginfos;
 229 };
 230
 231 struct InternalExAllControl
 232 {
 233     struct ExAllControl   eac;
 234     /* Used for ExAll emulation. If non null, it means
 235        ExAll emulation is being performed.  */
 236     struct FileInfoBlock *fib;
 237 };
 238
 239
 240 typedef struct FileHandle* FileHandlePtr;
 241
 242 void vbuf_free(FileHandlePtr fh);
 243
 244 APTR vbuf_alloc(FileHandlePtr fh, ULONG size, struct DosLibrary *DOSBase);
 245
 246 LONG FWriteChars(BPTR file, CONST UBYTE* buffer, ULONG length, struct DosLibrary *DOSBase);
 247
 248 #endif /* DOS_INTERN_H */