| 1 | /* $Id: misc.cpp,v 1.7 1999-08-21 19:47:30 sandervl Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Project Odin Software License can be found in LICENSE.TXT
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| 5 | * Logging procedures
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| 6 | *
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| 7 | * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
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| 8 | * Copyright 1998 Joel Troster
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| 9 | * Copyright 1998 Peter FitzSimmons
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| 10 | *
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| 11 | */
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| 12 |
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| 13 |
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| 14 | /*****************************************************************************
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| 15 | * Includes *
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| 16 | *****************************************************************************/
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| 17 |
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| 18 | #define INCL_BASE
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| 19 | #define INCL_WIN
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| 20 | #define INCL_WINERRORS
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| 21 | #define INCL_DOSFILEMGR
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| 22 | #include <os2wrap.h> //Odin32 OS/2 api wrappers
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| 23 | #include <stdio.h>
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| 24 | #include <stdlib.h>
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| 25 | #include <string.h>
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| 26 | #include <stdarg.h>
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| 27 | #include <win32type.h>
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| 28 | #include "misc.h"
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| 29 |
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| 30 |
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| 31 | /*****************************************************************************
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| 32 | * PMPRINTF Version *
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| 33 | *****************************************************************************/
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| 34 |
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| 35 | #ifdef PMPRINTF
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| 36 |
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| 37 | /* ----- Customization variables ----- */
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| 38 | #define PRINTFID ""
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| 39 | #define PRINTFMAXLEN 300
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| 40 | #define PRINTFLINELEN 100
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| 41 | #define PRINTFTHREADS 54
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| 42 | #define PRINTFQNAME "\\QUEUES\\PRINTF32"
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| 43 |
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| 44 | /* ----- Includes and externals ----- */
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| 45 | #include <stddef.h> /* .. */
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| 46 | #include <time.h> /* .. */
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| 47 |
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| 48 | extern ULONG flAllocMem; /*Tue 03.03.1998: knut */
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| 49 |
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| 50 | /* ----- Local defines ----- */
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| 51 | #define PRINTFIDSIZE sizeof(PRINTFID)
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| 52 | #define PRINTFMAXBUF PRINTFIDSIZE+PRINTFLINELEN
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| 53 |
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| 54 |
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| 55 | /*****************************************************************************
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| 56 | * Structures *
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| 57 | *****************************************************************************/
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| 58 |
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| 59 | /* ----- Per-thread output buffer and current indices into line ---- */
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| 60 | struct perthread {
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| 61 | LONG lineindex; /* where next char */
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| 62 | LONG tidemark; /* rightmost char */
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| 63 | int bell; /* TRUE if line has bell */
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| 64 | UCHAR line[PRINTFMAXBUF]; /* accumulator */
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| 65 | };
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| 66 |
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| 67 | /* ----- Local static variables ----- */
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| 68 | static ULONG ourpid=0; /* our process ID */
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| 69 | static ULONG servepid=0; /* process IDs of the server */
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| 70 | static HQUEUE qhandle=0; /* handle for the queue */
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| 71 | static struct perthread *tps[PRINTFTHREADS+1]; /* -> per-thread data */
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| 72 |
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| 73 | /* ----- Local subroutine ----- */
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| 74 | static int printf_(struct perthread *);
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| 75 |
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| 76 |
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| 77 | /* ----------------------------------------------------------------- */
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| 78 | /* The "printf" function. Note this has a variable number of */
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| 79 | /* arguments. */
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| 80 | /* ----------------------------------------------------------------- */
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| 81 | int SYSTEM EXPORT WriteLog(char *f, ...)
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| 82 | {
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| 83 | TIB *ptib; /* process/thread id structures */
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| 84 | PIB *ppib; /* .. */
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| 85 | TID ourtid; /* thread ID */
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| 86 | struct perthread *tp; /* pointer to per-thread data */
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| 87 | int rc; /* returncode */
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| 88 | ULONG urc; /* returncode */
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| 89 |
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| 90 | urc=DosOpenQueue(&servepid, &qhandle, PRINTFQNAME); /* Open the Q */
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| 91 | /* Non-0 RC means Q does not exist or cannot be opened */
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| 92 | if (urc==343) return 0; /* queue does not exist, so quit */
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| 93 | if (urc!=0) return -1; /* report any other error */
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| 94 |
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| 95 | /* First determine our thread ID (and hence get access to the */
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| 96 | /* correct per-thread data. If the per-thread data has not been */
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| 97 | /* allocated, then allocate it now. It is never freed, once */
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| 98 | /* allocated, as PRINTF is not notified of end-of-thread. */
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| 99 | DosGetInfoBlocks(&ptib,&ppib); /* get process/thread info */
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| 100 | ourtid=ptib->tib_ptib2->tib2_ultid; /* .. and copy TID */
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| 101 | if (ourtid>PRINTFTHREADS) /* too many threads .. */
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| 102 | return 0; /* .. so quit, quietly */
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| 103 | tp=tps[ourtid]; /* copy to local pointer */
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| 104 | if (tp==NULL) { /* uninitialized (NULL=0) */
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| 105 | /* allocate a per-thread structure */
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| 106 | tp=(struct perthread *)malloc(sizeof(struct perthread));
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| 107 | if (tp==NULL) return -1; /* out of memory -- return error */
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| 108 | tps[ourtid]=tp; /* save for future calls */
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| 109 | strcpy(tp->line,PRINTFID); /* initialize: line.. */
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| 110 | tp->lineindex=PRINTFIDSIZE-1; /* ..where next char */
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| 111 | tp->tidemark =PRINTFIDSIZE-2; /* ..rightmost char */
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| 112 | tp->bell=FALSE; /* ..if line has bell */
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| 113 | if (ourpid==0) ourpid=ppib->pib_ulpid; /* save PID for all to use */
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| 114 | }
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| 115 |
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| 116 | { /* Block for declarations -- only needed if queue exists, etc. */
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| 117 | LONG count; /* count of characters formatted */
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| 118 | UCHAR buffer[PRINTFMAXLEN+1]; /* formatting area */
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| 119 | LONG i, newind; /* work */
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| 120 | UCHAR ch; /* .. */
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| 121 | va_list argptr; /* -> variable argument list */
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| 122 |
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| 123 | va_start(argptr, f); /* get pointer to argument list */
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| 124 | count=vsprintf(buffer, f, argptr);
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| 125 | va_end(argptr); /* done with variable arguments */
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| 126 |
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| 127 | if (count<0) return count-1000;/* bad start */
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| 128 |
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| 129 | if (count>PRINTFMAXLEN) {
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| 130 | /* Disaster -- we are probably "dead", but just in case we */
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| 131 | /* are not, carry on with truncated data. */
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| 132 | count=PRINTFMAXLEN;
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| 133 | }
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| 134 | buffer[count]='\0'; /* ensure terminated */
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| 135 | /* OK, ready to go with the data now in BUFFER */
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| 136 | /* We copy from the formatted string to the output (line) buffer, */
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| 137 | /* taking note of certain control characters and sending a line */
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| 138 | /* the queue whenever we see a LF control, or when the line */
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| 139 | /* fills (causing a forced break). */
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| 140 | for (i=0; ; i++) {
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| 141 | ch=buffer[i]; if (!ch) break;
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| 142 | switch(ch) {
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| 143 | case '\r': /* carriage return */
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| 144 | tp->lineindex=PRINTFIDSIZE-1; /* back to start of line */
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| 145 | break;
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| 146 | case '\n': /* new line */
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| 147 | case '\f': /* form feed */
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| 148 | rc=printf_(tp); /* print a line */
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| 149 | if (rc!=0) return rc; /* error */
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| 150 | break;
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| 151 | case '\t': /* tab */
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| 152 | newind=tp->lineindex-PRINTFIDSIZE+1; /* offset into data */
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| 153 | newind=tp->lineindex+5-newind%5; /* new index requested */
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| 154 | if (newind>=PRINTFMAXBUF) newind=PRINTFMAXBUF; /* clamp */
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| 155 | for (; tp->lineindex<newind; tp->lineindex++) {
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| 156 | if (tp->lineindex>tp->tidemark) { /* beyond current end */
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| 157 | tp->line[tp->lineindex]=' '; /* add space */
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| 158 | tp->tidemark=tp->lineindex;
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| 159 | }
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| 160 | }
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| 161 | break;
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| 162 | case '\v': /* vertical tab */
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| 163 | /* ignore it */
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| 164 | break;
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| 165 | case '\b': /* backspace */
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| 166 | tp->lineindex=max(tp->lineindex-1,PRINTFIDSIZE);
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| 167 | break;
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| 168 | case '\a': /* alert (bell) */
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| 169 | tp->bell=TRUE;
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| 170 | break;
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| 171 | default: /* ordinary character */
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| 172 | tp->line[tp->lineindex]=ch;
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| 173 | if (tp->lineindex>tp->tidemark) /* is rightmost.. */
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| 174 | tp->tidemark=tp->lineindex;
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| 175 | tp->lineindex++; /* step for next */
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| 176 | } /* switch */
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| 177 | if (tp->lineindex>=PRINTFMAXBUF) {
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| 178 | rc=printf_(tp); /* print a line */
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| 179 | if (rc!=0) return rc; /* error */
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| 180 | }
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| 181 |
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| 182 | } /* copy loop */
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| 183 | return count; /* all formatted data processed */
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| 184 | } /* block */
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| 185 | } /* printf */
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| 186 |
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| 187 | /* ----- printf_(tp) -- Local subroutine to send a line ------------ */
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| 188 | /* A line has been completed (or overflowed): write it to the queue. */
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| 189 | int printf_(struct perthread *tp) /* pointer to per-thread data */
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| 190 | {
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| 191 | ULONG urc; /* unsigned returncode */
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| 192 | PSZ pszTo, pszFrom; /* character pointers */
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| 193 | PVOID addr; /* address of output data */
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| 194 | long size; /* total size of output data */
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| 195 | time_t timenow; /* holds current time */
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| 196 |
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| 197 | tp->line[tp->tidemark+1]='\0'; /* add terminator */
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| 198 | size=tp->tidemark+2; /* total length of data */
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| 199 |
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| 200 | /* Get some shared memory that can be given away */
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| 201 | urc=DosAllocSharedMem(&addr, NULL, (unsigned)size,
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| 202 | OBJ_GIVEABLE|PAG_WRITE|PAG_COMMIT|flAllocMem);
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| 203 | /*knut: added flAllocMem */
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| 204 |
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| 205 | if (urc!=0) return -2; /* error */
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| 206 |
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| 207 | pszTo=addr; /* copy for clarity */
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| 208 | pszFrom=&(tp->line[0]); /* pointer to source */
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| 209 | strcpy(pszTo,pszFrom); /* copy the string to shared memory */
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| 210 |
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| 211 | if (ourpid!=servepid) { /* (no giveaway needed if to self) */
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| 212 | urc=DosGiveSharedMem(addr, servepid, PAG_READ); /* give access */
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| 213 | if (urc!=0) return -3;} /* error */
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| 214 |
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| 215 | /* Write the selector, size, and timestamp to the queue */
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| 216 | if (tp->bell) size=-size; /* BELL passed by negation */
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| 217 | time(&timenow); /* optional - else use 0 */
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| 218 | urc=DosWriteQueue(qhandle, /* handle */
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| 219 | (unsigned)timenow, /* 'request' (timestamp) */
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| 220 | (unsigned)size, /* 'length' (length/bell) */
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| 221 | addr, /* 'address' (address) */
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| 222 | 0); /* priority (FIFO if enabled) */
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| 223 | if (urc!=0) return -4; /* error */
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| 224 | if (ourpid!=servepid) { /* if given away.. */
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| 225 | urc=DosFreeMem(addr); /* .. *we* are done with it */
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| 226 | if (urc!=0) return -5;} /* error */
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| 227 | /* Reset the line buffer and indices */
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| 228 | tp->lineindex=PRINTFIDSIZE-1; /* where next char */
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| 229 | tp->tidemark =PRINTFIDSIZE-2; /* rightmost char */
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| 230 | tp->bell =FALSE; /* true if line has bell */
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| 231 | return 0; /* success! */
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| 232 | } /* printf_ */
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| 233 | #endif
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| 234 |
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| 235 |
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| 236 |
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| 237 | /*****************************************************************************
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| 238 | * Standard Version *
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| 239 | *****************************************************************************/
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| 240 |
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| 241 | #if 1 /*PLF Mon 97-09-08 20:04:28*/
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| 242 | static FILE *flog = NULL; /*PLF Mon 97-09-08 20:00:15*/
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| 243 | static BOOL init = FALSE;
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| 244 | static BOOL fLogging = TRUE;
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| 245 |
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| 246 | int SYSTEM EXPORT WriteLog(char *tekst, ...)
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| 247 | {
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| 248 | USHORT sel = RestoreOS2FS();
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| 249 | va_list argptr;
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| 250 |
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| 251 | if(!init)
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| 252 | {
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| 253 | init = TRUE;
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| 254 |
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| 255 | if(!getenv("NOWIN32LOG"))
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| 256 | flog = fopen("win32os2.log", "w");
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| 257 | else
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| 258 | fLogging = FALSE;
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| 259 | }
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| 260 |
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| 261 | if(fLogging && flog)
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| 262 | {
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| 263 | va_start(argptr, tekst);
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| 264 | vfprintf(flog, tekst, argptr);
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| 265 | va_end(argptr);
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| 266 |
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| 267 | if(tekst[strlen(tekst)-1] != '\n')
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| 268 | fprintf(flog, "\n");
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| 269 | }
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| 270 |
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| 271 | SetFS(sel);
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| 272 | return 1;
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| 273 | }
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| 274 |
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| 275 | void CloseLogFile()
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| 276 | {
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| 277 | USHORT sel = RestoreOS2FS();
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| 278 | fclose(flog);
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| 279 | SetFS(sel);
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| 280 | }
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| 281 |
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| 282 |
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| 283 | int SYSTEM EXPORT WriteLogError(char *tekst, ...)
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| 284 | {
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| 285 | USHORT sel = RestoreOS2FS();
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| 286 | va_list argptr;
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| 287 |
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| 288 | va_start(argptr, tekst);
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| 289 | printf("ERROR: ");
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| 290 | vprintf(tekst, argptr);
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| 291 | va_end(argptr);
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| 292 | if(tekst[strlen(tekst)-1] != '\n')
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| 293 | printf("\n");
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| 294 |
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| 295 | SetFS(sel);
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| 296 | return 1;
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| 297 | }
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| 298 | #endif
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| 299 |
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| 300 |
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| 301 | /*****************************************************************************
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| 302 | * Modified Standard Version *
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| 303 | *****************************************************************************/
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| 304 |
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| 305 | #if 0 /*PLF Mon 97-09-08 20:04:26*/
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| 306 | /******************************************************************************/
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| 307 | static BOOL init = FALSE;
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| 308 | static BOOL fLog = TRUE;
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| 309 | /******************************************************************************/
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| 310 | int SYSTEM EXPORT WriteLog(char *tekst, ...)
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| 311 | {
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| 312 | ULONG Action, Wrote;
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| 313 | HFILE log;
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| 314 | APIRET rc;
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| 315 | char message[4096];
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| 316 | va_list argptr;
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| 317 | ULONG openFlags = OPEN_ACTION_CREATE_IF_NEW;
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| 318 |
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| 319 | if(fLog == FALSE)
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| 320 | return(FALSE);
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| 321 |
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| 322 | if(!init) {
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| 323 | init = TRUE;
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| 324 | openFlags |= OPEN_ACTION_REPLACE_IF_EXISTS;
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| 325 | if(getenv("NOWIN32LOG"))
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| 326 | fLog = FALSE;
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| 327 | }
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| 328 | else openFlags |= OPEN_ACTION_OPEN_IF_EXISTS;
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| 329 |
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| 330 | rc = DosOpen(
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| 331 | "win32os2.log",
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| 332 | &log, /* file handle returned */
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| 333 | &Action,
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| 334 | 0L,
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| 335 | FILE_NORMAL,
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| 336 | openFlags,
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| 337 | OPEN_ACCESS_READWRITE | OPEN_SHARE_DENYWRITE,
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| 338 | (PEAOP2)NULL);
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| 339 |
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| 340 | rc = DosSetFilePtr(log, 0, FILE_END, &Wrote);
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| 341 | va_start(argptr, tekst);
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| 342 | vsprintf(message, tekst, argptr);
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| 343 | va_end(argptr);
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| 344 |
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| 345 | rc = DosWrite(log, message, strlen(message), &Wrote);
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| 346 |
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| 347 | DosClose(log); /*PLF Mon 97-09-08 20:01:43*/
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| 348 | return(TRUE);
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| 349 | }
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| 350 | #endif /*PLF Mon 97-09-08 20:04:23*/
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| 351 |
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