rom/dos/dos_intern.h

   1 /*
   2     Copyright © 1995-2006, 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 STRPTR StripVolume(STRPTR name);
  71
  72 LONG DoIOFS(struct IOFileSys *iofs, struct DevProc *dvp, STRPTR name, struct DosLibrary *DOSBase);
  73
  74 struct DosPacket *internal_WaitPkt(struct MsgPort *msgPort,
  75                                    struct DosLibrary *DOSBase);
  76
  77 BOOL RunHandler(struct DeviceNode *deviceNode, struct DosLibrary *DOSBase);
  78
  79 /* Cli dependent SetProgramName() for use in CreateNewProc() */
  80 BOOL internal_SetProgramName(struct CommandLineInterface *cli, STRPTR name,
  81                              struct DosLibrary *DOSBase);
  82
  83
  84 /* Pattern matching function used by MatchPattern() and MatchPatternNoCase() */
  85 BOOL patternMatch(STRPTR pat, STRPTR str, BOOL useCase,
  86                   struct DosLibrary *DOSBase);
  87
  88 /* Pattern parsing function used by ParsePattern() and ParsePatternNoCase() */
  89 LONG patternParse(STRPTR Source, STRPTR Dest, LONG DestLength, BOOL useCase,
  90                   struct DosLibrary *DOSBase);
  91
  92
  93 LONG InternalSeek
  94 (
  95     struct FileHandle *fh,
  96     LONG               position,
  97     LONG               mode,
  98     struct DosLibrary *DOSBase
  99 );
 100 LONG InternalFlush( struct FileHandle *fh, struct DosLibrary *DOSBase );
 101
 102
 103 /* match_misc.c */
 104
 105 struct AChain *Match_AllocAChain(LONG extrasize, struct DosLibrary *DOSBase);
 106 void Match_FreeAChain(struct AChain *ac, struct DosLibrary *DOSBase);
 107 LONG Match_BuildAChainList(STRPTR pattern, struct AnchorPath *ap,
 108                            struct AChain **retac, struct DosLibrary *DOSBase);
 109 LONG Match_MakeResult(struct AnchorPath *ap, struct DosLibrary *DOSBase);
 110
 111 void addprocesstoroot(struct Process * , struct DosLibrary *);
 112 void removefromrootnode(struct Process *, struct DosLibrary *);
 113
 114 struct marker
 115 {
 116     UBYTE type; /* 0: Split 1: MP_NOT */
 117     STRPTR pat; /* Pointer into pattern */
 118     STRPTR str; /* Pointer into string */
 119 };
 120
 121 struct markerarray
 122 {
 123     struct markerarray *next;
 124     struct markerarray *prev;
 125     struct marker marker[128];
 126 };
 127
 128 #define PUSH(t,p,s)                                                     \
 129 {                                                                       \
 130     if(macnt==128)                                                      \
 131     {                                                                   \
 132         if(macur->next==NULL)                                           \
 133         {                                                               \
 134             macur->next=AllocMem(sizeof(struct markerarray),MEMF_ANY);  \
 135             if(macur->next==NULL)                                       \
 136                 ERROR(ERROR_NO_FREE_STORE);                             \
 137             macur->next->prev=macur;                                    \
 138         }                                                               \
 139         macur=macur->next;                                              \
 140         macnt=0;                                                        \
 141     }                                                                   \
 142     macur->marker[macnt].type=(t);                                      \
 143     macur->marker[macnt].pat=(p);                                       \
 144     macur->marker[macnt].str=(s);                                       \
 145     macnt++;                                                            \
 146 }
 147
 148 #define POP(t,p,s)                      \
 149 {                                       \
 150     macnt--;                            \
 151     if(macnt<0)                         \
 152     {                                   \
 153         macnt=127;                      \
 154         macur=macur->prev;              \
 155         if(macur==NULL)                 \
 156             ERROR(0);                   \
 157     }                                   \
 158     (t)=macur->marker[macnt].type;      \
 159     (p)=macur->marker[macnt].pat;       \
 160     (s)=macur->marker[macnt].str;       \
 161 }
 162
 163 #define MP_ESCAPE               0x81 /* Before characters in [0x81;0x8a] */
 164 #define MP_MULT                 0x82 /* _#(_a) */
 165 #define MP_MULT_END             0x83 /* #(a_)_ */
 166 #define MP_NOT                  0x84 /* _~(_a) */
 167 #define MP_NOT_END              0x85 /* ~(a_)_ */
 168 #define MP_OR                   0x86 /* _(_a|b) */
 169 #define MP_OR_NEXT              0x87 /* (a_|_b) */
 170 #define MP_OR_END               0x88 /* (a|b_)_ */
 171 #define MP_SINGLE               0x89 /* ? */
 172 #define MP_ALL                  0x8a /* #? or * */
 173 #define MP_SET                  0x8b /* _[_ad-g] */
 174 #define MP_NOT_SET              0x8c /* _[~_ad-g] */
 175 #define MP_DASH                 0x8d /* [ad_-g_] */
 176 #define MP_SET_END              0x8e /* [ad-g_]_ */
 177
 178 /* Whether MatchFirst/MatchNext/MatchEnd in case of the base
 179    AChain should just take the currentdir lock pointer, or
 180    make a real duplicate with DupLock() */
 181
 182 #define MATCHFUNCS_NO_DUPLOCK   0
 183
 184 /* DosGetString additional codes (printf style parametrized) */
 185
 186 #define  STRING_DISK_NOT_VALIDATED                  -4000
 187 #define  STRING_DISK_WRITE_PROTECTED                -4001
 188 #define  STRING_DEVICE_NOT_MOUNTED_INSERT           -4002
 189 #define  STRING_DEVICE_NOT_MOUNTED_REPLACE          -4003
 190 #define  STRING_DEVICE_NOT_MOUNTED_REPLACE_TARGET   -4004
 191 #define  STRING_DISK_FULL                           -4005
 192 #define  STRING_NOT_A_DOS_DISK                      -4006
 193 #define  STRING_NO_DISK                             -4007
 194 #define  STRING_ABORT_BUSY                          -4008
 195 #define  STRING_ABORT_DISK_ERROR                    -4009
 196
 197 #define  STRING_RETRY           -5000
 198 #define  STRING_CANCEL          -5001
 199 #define  STRING_REQUESTTITLE    -5002
 200
 201 #include <dos_commanderrors.h>
 202
 203 /* Force attempts to use DosLibrary->dl_Errors to fail. This is used by
 204    locale.library's replacement function for DosGetString() to peek
 205    the pointer of the catalog to use */
 206
 207 #define dl_Errors               do_not_use_is_reserved_for_locale_dosgetstring_replacement
 208
 209 #define  __is_task(task)  (((struct Task *)task)->tc_Node.ln_Type == NT_TASK)
 210 #define  __is_process(task)  (((struct Task *)task)->tc_Node.ln_Type == NT_PROCESS)
 211
 212 struct seginfo
 213 {
 214     struct MinNode node;
 215     APTR           addr;
 216     char           name[32];
 217 };
 218
 219 struct debug_segnode
 220 {
 221     struct MinNode node;
 222     UBYTE          name[200];
 223     BPTR           seglist;
 224     IPTR           start_address; // start address of loaded executable segment
 225     struct MinList seginfos;
 226 };
 227
 228 struct InternalExAllControl
 229 {
 230     struct ExAllControl   eac;
 231     /* Used for ExAll emulation. If non null, it means
 232        ExAll emulation is being performed.  */
 233     struct FileInfoBlock *fib;
 234 };
 235
 236
 237 typedef struct FileHandle* FileHandlePtr;
 238
 239 void vbuf_free(FileHandlePtr fh);
 240
 241 IPTR vbuf_alloc(FileHandlePtr fh, ULONG size, struct DosLibrary *DOSBase);
 242
 243 LONG FWriteChars(BPTR file, CONST UBYTE* buffer, ULONG length, struct DosLibrary *DOSBase);
 244
 245 #endif /* DOS_INTERN_H */