5 Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
7 Copyright (C) 1997 - 2000 Pekka Riikonen
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
23 * Revision 1.1.1.1 2000/06/27 11:36:55 priikone
24 * Importet from internal CVS/Added Log headers.
29 #include "silcincludes.h"
31 /* SILC Log name strings. These strings are printed to the log file. */
32 const SilcLogTypeName silc_log_types[] =
34 { "Info", SILC_LOG_INFO },
35 { "Warning", SILC_LOG_WARNING },
36 { "Error", SILC_LOG_ERROR },
37 { "Fatal", SILC_LOG_FATAL },
43 char *log_warning_file;
46 unsigned int log_info_size;
47 unsigned int log_warning_size;
48 unsigned int log_error_size;
49 unsigned int log_fatal_size;
51 /* Formats arguments to a string and returns it after allocating memory
52 for it. It must be remembered to free it later. */
54 char *silc_log_format(char *fmt, ...)
57 static char buf[1024];
60 vsprintf(buf, fmt, args);
66 /* Outputs the log message to what ever log file selected. */
68 void silc_log_output(const char *filename, unsigned int maxsize,
69 SilcLogType type, char *string)
72 const SilcLogTypeName *np;
74 /* Purge the log file if the max size is defined. */
76 fp = fopen(filename, "r");
80 filelen = fseek(fp, (off_t)0L, SEEK_END);
81 fseek(fp, (off_t)0L, SEEK_SET);
84 if (maxsize >= filelen)
89 /* Open the log file */
90 if ((fp = fopen(filename, "a+")) == NULL) {
91 fprintf(stderr, "warning: could not open log file "
92 "%s: %s\n", filename, strerror(errno));
93 fprintf(stderr, "warning: log messages will be displayed on the screen\n");
97 /* Get the log type name */
98 for(np = silc_log_types; np->name; np++) {
103 fprintf(fp, "[%s] [%s] %s\n", silc_get_time(), np->name, string);
109 /* Outputs the debug message to stderr. */
111 void silc_log_output_debug(char *file, char *function,
112 int line, char *string)
114 /* fprintf(stderr, "%s:%s:%d: %s\n", file, function, line, string); */
115 fprintf(stderr, "%s:%d: %s\n", function, line, string);
120 /* Hexdumps a message */
122 void silc_log_output_hexdump(char *file, char *function,
123 int line, void *data_in,
124 unsigned int len, char *string)
128 unsigned char *data = (unsigned char *)data_in;
130 /* fprintf(stderr, "%s:%s:%d: %s\n", file, function, line, string); */
131 fprintf(stderr, "%s:%d: %s\n", function, line, string);
141 if ((len - pos) < 16 && (len - pos <= len - off))
151 fprintf(stderr, "%08X ", k++ * 16);
153 for (i = 0; i < count; i++) {
154 fprintf(stderr, "%02X ", data[pos + i]);
156 if ((i + 1) % 4 == 0)
157 fprintf(stderr, " ");
160 if (count && count < 16) {
163 for (j = 0; j < 16 - count; j++) {
164 fprintf(stderr, " ");
166 if ((j + count + 1) % 4 == 0)
167 fprintf(stderr, " ");
171 for (i = 0; i < count; i++) {
174 if (data[pos] < 32 || data[pos] >= 127)
179 fprintf(stderr, "%c", ch);
184 fprintf(stderr, "\n");
193 void silc_log_set_files(char *info, unsigned int info_size,
194 char *warning, unsigned int warning_size,
195 char *error, unsigned int error_size,
196 char *fatal, unsigned int fatal_size)
198 log_info_file = info;
199 log_warning_file = warning;
200 log_error_file = error;
201 log_fatal_file = fatal;
203 log_info_size = info_size;
204 log_warning_size = warning_size;
205 log_error_size = error_size;
206 log_fatal_size = fatal_size;