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mpi-genesis             1 /* logger.c  -	log functions
mpi-genesis 2 * Copyright (C) 1998, 1999 Free Software Foundation, Inc.
mpi-genesis 3 *
mpi-genesis 4 * This file is part of GnuPG.
mpi-genesis 5 *
mpi-genesis 6 * GnuPG is free software; you can redistribute it and/or modify
mpi-genesis 7 * it under the terms of the GNU General Public License as published by
mpi-genesis 8 * the Free Software Foundation; either version 3 of the License, or
mpi-genesis 9 * (at your option) any later version.
mpi-genesis 10 *
mpi-genesis 11 * GnuPG is distributed in the hope that it will be useful,
mpi-genesis 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
mpi-genesis 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
mpi-genesis 14 * GNU General Public License for more details.
mpi-genesis 15 *
mpi-genesis 16 * You should have received a copy of the GNU General Public License
mpi-genesis 17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
mpi-genesis 18 */
mpi-genesis 19
mpi-genesis 20 #include <config.h>
mpi-genesis 21 #include <stdio.h>
mpi-genesis 22 #include <stdlib.h>
mpi-genesis 23 #include <stdarg.h>
mpi-genesis 24 #include <string.h>
mpi-genesis 25 #include <errno.h>
mpi-genesis 26
mpi-genesis 27 #include "util.h"
mpi-genesis 28
mpi-genesis 29 static char pidstring[15];
mpi-genesis 30 static char *pgm_name;
mpi-genesis 31 static int errorcount;
mpi-genesis 32 static int strict;
mpi-genesis 33 static FILE *logfp;
mpi-genesis 34
mpi-genesis 35 /****************
mpi-genesis 36 * Set the logfile to use (not yet implemneted) or, if logfile is NULL,
mpi-genesis 37 * the Fd where logoutputs should go.
mpi-genesis 38 */
mpi-genesis 39 void
mpi-genesis 40 log_set_logfile( const char *name, int fd )
mpi-genesis 41 {
mpi-genesis 42 if( name )
mpi-genesis 43 BUG();
mpi-genesis 44
mpi-genesis 45 if( logfp && logfp != stderr && logfp != stdout )
mpi-genesis 46 fclose( logfp );
mpi-genesis 47 if( fd == 1 )
mpi-genesis 48 logfp = stdout;
mpi-genesis 49 else if( fd == 2 )
mpi-genesis 50 logfp = stderr;
mpi-genesis 51 else
mpi-genesis 52 logfp = fdopen( fd, "a" );
mpi-genesis 53 if( !logfp ) {
mpi-genesis 54 logfp = stderr;
mpi-genesis 55 log_fatal("can't open fd %d for logging: %s\n", fd, strerror(errno));
mpi-genesis 56 }
mpi-genesis 57 }
mpi-genesis 58
mpi-genesis 59 FILE *
mpi-genesis 60 log_stream()
mpi-genesis 61 {
mpi-genesis 62 if( !logfp )
mpi-genesis 63 logfp = stderr;
mpi-genesis 64 return logfp;
mpi-genesis 65 }
mpi-genesis 66
mpi-genesis 67
mpi-genesis 68 void
mpi-genesis 69 log_set_name( const char *name )
mpi-genesis 70 {
mpi-genesis 71 xfree(pgm_name);
mpi-genesis 72 if( name )
mpi-genesis 73 pgm_name = xstrdup(name);
mpi-genesis 74 else
mpi-genesis 75 pgm_name = NULL;
mpi-genesis 76 }
mpi-genesis 77
mpi-genesis 78 const char *
mpi-genesis 79 log_get_name(void)
mpi-genesis 80 {
mpi-genesis 81 return pgm_name? pgm_name : "";
mpi-genesis 82 }
mpi-genesis 83
mpi-genesis 84
mpi-genesis 85 void
mpi-genesis 86 log_set_pid( int pid )
mpi-genesis 87 {
mpi-genesis 88 if( pid )
mpi-genesis 89 sprintf(pidstring,"[%u]", (unsigned)pid );
mpi-genesis 90 else
mpi-genesis 91 *pidstring = 0;
mpi-genesis 92 }
mpi-genesis 93
mpi-genesis 94 int
mpi-genesis 95 log_get_errorcount( int clear)
mpi-genesis 96 {
mpi-genesis 97 int n = errorcount;
mpi-genesis 98 if( clear )
mpi-genesis 99 errorcount = 0;
mpi-genesis 100 return n;
mpi-genesis 101 }
mpi-genesis 102
mpi-genesis 103 void
mpi-genesis 104 log_inc_errorcount()
mpi-genesis 105 {
mpi-genesis 106 errorcount++;
mpi-genesis 107 }
mpi-genesis 108
mpi-genesis 109 int
mpi-genesis 110 log_set_strict(int val)
mpi-genesis 111 {
mpi-genesis 112 int old=strict;
mpi-genesis 113 strict=val;
mpi-genesis 114 return old;
mpi-genesis 115 }
mpi-genesis 116
mpi-genesis 117 void
mpi-genesis 118 g10_log_print_prefix(const char *text)
mpi-genesis 119 {
mpi-genesis 120 if( !logfp )
mpi-genesis 121 logfp = stderr;
mpi-genesis 122 if( pgm_name )
mpi-genesis 123 fprintf(logfp, "%s%s: %s", pgm_name, pidstring, text );
mpi-genesis 124 else
mpi-genesis 125 fprintf(logfp, "?%s: %s", pidstring, text );
mpi-genesis 126 #ifdef __riscos__
mpi-genesis 127 fflush( logfp );
mpi-genesis 128 #endif /* __riscos__ */
mpi-genesis 129 }
mpi-genesis 130
mpi-genesis 131
mpi-genesis 132 void
mpi-genesis 133 g10_log_info( const char *fmt, ... )
mpi-genesis 134 {
mpi-genesis 135 va_list arg_ptr ;
mpi-genesis 136
mpi-genesis 137 g10_log_print_prefix("");
mpi-genesis 138 va_start( arg_ptr, fmt ) ;
mpi-genesis 139 vfprintf(logfp,fmt,arg_ptr) ;
mpi-genesis 140 va_end(arg_ptr);
mpi-genesis 141 #ifdef __riscos__
mpi-genesis 142 fflush( logfp );
mpi-genesis 143 #endif /* __riscos__ */
mpi-genesis 144 }
mpi-genesis 145
mpi-genesis 146
mpi-genesis 147 void
mpi-genesis 148 g10_log_warning( const char *fmt, ... )
mpi-genesis 149 {
mpi-genesis 150 va_list arg_ptr ;
mpi-genesis 151
mpi-genesis 152 if(strict)
mpi-genesis 153 {
mpi-genesis 154 errorcount++;
mpi-genesis 155 g10_log_print_prefix(_("ERROR: "));
mpi-genesis 156 }
mpi-genesis 157 else
mpi-genesis 158 g10_log_print_prefix(_("WARNING: "));
mpi-genesis 159
mpi-genesis 160 va_start( arg_ptr, fmt ) ;
mpi-genesis 161 vfprintf(logfp,fmt,arg_ptr) ;
mpi-genesis 162 va_end(arg_ptr);
mpi-genesis 163 #ifdef __riscos__
mpi-genesis 164 fflush( logfp );
mpi-genesis 165 #endif /* __riscos__ */
mpi-genesis 166 }
mpi-genesis 167
mpi-genesis 168
mpi-genesis 169 void
mpi-genesis 170 g10_log_error( const char *fmt, ... )
mpi-genesis 171 {
mpi-genesis 172 va_list arg_ptr ;
mpi-genesis 173
mpi-genesis 174 g10_log_print_prefix("");
mpi-genesis 175 va_start( arg_ptr, fmt ) ;
mpi-genesis 176 vfprintf(logfp,fmt,arg_ptr) ;
mpi-genesis 177 va_end(arg_ptr);
mpi-genesis 178 errorcount++;
mpi-genesis 179 #ifdef __riscos__
mpi-genesis 180 fflush( logfp );
mpi-genesis 181 #endif /* __riscos__ */
mpi-genesis 182 }
mpi-genesis 183
mpi-genesis 184
mpi-genesis 185 void
mpi-genesis 186 g10_log_fatal( const char *fmt, ... )
mpi-genesis 187 {
mpi-genesis 188 va_list arg_ptr ;
mpi-genesis 189
mpi-genesis 190 g10_log_print_prefix("fatal: ");
mpi-genesis 191 va_start( arg_ptr, fmt ) ;
mpi-genesis 192 vfprintf(logfp,fmt,arg_ptr) ;
mpi-genesis 193 va_end(arg_ptr);
mpi-genesis 194 secmem_dump_stats();
mpi-genesis 195 #ifdef __riscos__
mpi-genesis 196 fflush( logfp );
mpi-genesis 197 #endif /* __riscos__ */
mpi-genesis 198 exit(2);
mpi-genesis 199 }
mpi-genesis 200
mpi-genesis 201 void
mpi-genesis 202 g10_log_bug( const char *fmt, ... )
mpi-genesis 203 {
mpi-genesis 204 va_list arg_ptr ;
mpi-genesis 205
mpi-genesis 206 putc('\n', stderr );
mpi-genesis 207 g10_log_print_prefix("Ohhhh jeeee: ");
mpi-genesis 208 va_start( arg_ptr, fmt ) ;
mpi-genesis 209 vfprintf(stderr,fmt,arg_ptr) ;
mpi-genesis 210 va_end(arg_ptr);
mpi-genesis 211 fflush(stderr);
mpi-genesis 212 secmem_dump_stats();
mpi-genesis 213 abort();
mpi-genesis 214 }
mpi-genesis 215
mpi-genesis 216 #if defined (__riscos__) \
mpi-genesis 217 || ( __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 ))
mpi-genesis 218 void
mpi-genesis 219 g10_log_bug0( const char *file, int line, const char *func )
mpi-genesis 220 {
mpi-genesis 221 log_bug(_("... this is a bug (%s:%d:%s)\n"), file, line, func );
mpi-genesis 222 }
mpi-genesis 223 #else
mpi-genesis 224 void
mpi-genesis 225 g10_log_bug0( const char *file, int line )
mpi-genesis 226 {
mpi-genesis 227 log_bug(_("you found a bug ... (%s:%d)\n"), file, line);
mpi-genesis 228 }
mpi-genesis 229 #endif
mpi-genesis 230
mpi-genesis 231 void
mpi-genesis 232 g10_log_debug( const char *fmt, ... )
mpi-genesis 233 {
mpi-genesis 234 va_list arg_ptr ;
mpi-genesis 235
mpi-genesis 236 g10_log_print_prefix("DBG: ");
mpi-genesis 237 va_start( arg_ptr, fmt ) ;
mpi-genesis 238 vfprintf(logfp,fmt,arg_ptr) ;
mpi-genesis 239 va_end(arg_ptr);
mpi-genesis 240 #ifdef __riscos__
mpi-genesis 241 fflush( logfp );
mpi-genesis 242 #endif /* __riscos__ */
mpi-genesis 243 }
mpi-genesis 244
mpi-genesis 245
mpi-genesis 246
mpi-genesis 247 void
mpi-genesis 248 g10_log_hexdump( const char *text, const char *buf, size_t len )
mpi-genesis 249 {
mpi-genesis 250 int i;
mpi-genesis 251
mpi-genesis 252 g10_log_print_prefix(text);
mpi-genesis 253 for(i=0; i < len; i++ )
mpi-genesis 254 fprintf(logfp, " %02X", ((const byte*)buf)[i] );
mpi-genesis 255 fputc('\n', logfp);
mpi-genesis 256 #ifdef __riscos__
mpi-genesis 257 fflush( logfp );
mpi-genesis 258 #endif /* __riscos__ */
mpi-genesis 259 }
mpi-genesis 260
mpi-genesis 261
mpi-genesis 262