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