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annotate packages/net/snmp/agent/current/src/mibgroup/util_funcs.c @ 103:95f3e12a6327 ecos-sw-2000-06-23

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Merge from eCos master repository on 2000-06-23-16:41:10-BST
author jlarmour
date Fri, 23 Jun 2000 17:06:31 +0000
parents
children 52c99470ec11
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1 //==========================================================================
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2 //
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3 // ./agent/current/src/mibgroup/util_funcs.c
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4 //
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5 //
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6 //==========================================================================
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7 //####COPYRIGHTBEGIN####
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8 //
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9 // -------------------------------------------
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10 // The contents of this file are subject to the Red Hat eCos Public License
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11 // Version 1.1 (the "License"); you may not use this file except in
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12 // compliance with the License. You may obtain a copy of the License at
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13 // http://www.redhat.com/
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14 //
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15 // Software distributed under the License is distributed on an "AS IS"
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16 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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17 // License for the specific language governing rights and limitations under
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18 // the License.
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19 //
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20 // The Original Code is eCos - Embedded Configurable Operating System,
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21 // released September 30, 1998.
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22 //
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23 // The Initial Developer of the Original Code is Red Hat.
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24 // Portions created by Red Hat are
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25 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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26 // All Rights Reserved.
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27 // -------------------------------------------
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28 //
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29 //####COPYRIGHTEND####
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30 //####UCDSNMPCOPYRIGHTBEGIN####
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31 //
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32 // -------------------------------------------
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33 //
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34 // Portions of this software may have been derived from the UCD-SNMP
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35 // project, <http://ucd-snmp.ucdavis.edu/> from the University of
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36 // California at Davis, which was originally based on the Carnegie Mellon
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37 // University SNMP implementation. Portions of this software are therefore
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38 // covered by the appropriate copyright disclaimers included herein.
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39 //
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40 // The release used was version 4.1.2 of May 2000. "ucd-snmp-4.1.2"
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41 // -------------------------------------------
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42 //
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43 //####UCDSNMPCOPYRIGHTEND####
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44 //==========================================================================
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45 //#####DESCRIPTIONBEGIN####
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46 //
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47 // Author(s): hmt
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48 // Contributors: hmt
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49 // Date: 2000-05-30
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50 // Purpose: Port of UCD-SNMP distribution to eCos.
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51 // Description:
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52 //
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53 //
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54 //####DESCRIPTIONEND####
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55 //
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56 //==========================================================================
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57 /********************************************************************
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58 Copyright 1989, 1991, 1992 by Carnegie Mellon University
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59
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60 Derivative Work -
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61 Copyright 1996, 1998, 1999, 2000 The Regents of the University of California
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62
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63 All Rights Reserved
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64
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65 Permission to use, copy, modify and distribute this software and its
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66 documentation for any purpose and without fee is hereby granted,
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67 provided that the above copyright notice appears in all copies and
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68 that both that copyright notice and this permission notice appear in
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69 supporting documentation, and that the name of CMU and The Regents of
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70 the University of California not be used in advertising or publicity
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71 pertaining to distribution of the software without specific written
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72 permission.
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73
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74 CMU AND THE REGENTS OF THE UNIVERSITY OF CALIFORNIA DISCLAIM ALL
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75 WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
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76 WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL CMU OR
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77 THE REGENTS OF THE UNIVERSITY OF CALIFORNIA BE LIABLE FOR ANY SPECIAL,
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78 INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
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79 FROM THE LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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80 CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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81 CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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82 *********************************************************************/
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83 /*
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84 * util_funcs.c
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85 */
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86
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87 #include <config.h>
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88
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89 #if HAVE_IO_H
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90 #include <io.h>
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91 #endif
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92 #include <stdio.h>
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93 #if HAVE_STDLIB_H
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94 #include <stdlib.h>
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95 #endif
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96 #if HAVE_MALLOC_H
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97 #include <malloc.h>
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98 #endif
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99 #include <sys/types.h>
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100 #ifdef __alpha
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101 #ifndef _BSD
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102 #define _BSD
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103 #define _myBSD
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104 #endif
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105 #endif
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106 #if HAVE_SYS_WAIT_H
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107 # include <sys/wait.h>
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108 #endif
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109 #ifdef __alpha
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110 #ifdef _myBSD
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111 #undef _BSD
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112 #undef _myBSD
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113 #endif
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114 #endif
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115 #ifndef WEXITSTATUS
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116 # define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
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117 #endif
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118 #ifndef WIFEXITED
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119 # define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
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120 #endif
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121 #if TIME_WITH_SYS_TIME
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122 # ifdef WIN32
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123 # include <sys/timeb.h>
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124 # else
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125 # include <sys/time.h>
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126 # endif
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127 # include <time.h>
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128 #else
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129 # if HAVE_SYS_TIME_H
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130 # include <sys/time.h>
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131 # else
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132 # include <time.h>
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133 # endif
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134 #endif
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135 #if HAVE_UNISTD_H
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136 #include <unistd.h>
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137 #endif
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138 #if HAVE_FCNTL_H
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139 #include <fcntl.h>
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140 #endif
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141 #include <errno.h>
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142 #include <signal.h>
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143 #if HAVE_STRING_H
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144 #include <string.h>
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145 #else
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146 #include <strings.h>
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147 #endif
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148 #include <ctype.h>
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149 #if HAVE_WINSOCK_H
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150 #include <winsock.h>
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151 #endif
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152 #if HAVE_BASETSD_H
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153 #include <basetsd.h>
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154 #define ssize_t SSIZE_T
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155 #endif
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156 #if HAVE_RAISE
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157 #define alarm raise
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158 #endif
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159 #include "mibincl.h"
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160 #include "mibgroup/struct.h"
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161 #include "mibgroup/util_funcs.h"
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162 #include "system.h"
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163 #if HAVE_LIMITS_H
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164 #include "limits.h"
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165 #endif
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166 #ifdef USING_UCD_SNMP_ERRORMIB_MODULE
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167 #include "ucd-snmp/errormib.h"
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168 #else
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169 #define setPerrorstatus(x) snmp_log_perror(x)
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170 #endif
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171 #include "read_config.h"
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172
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173 #ifdef EXCACHETIME
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174 static long cachetime;
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175 #endif
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176
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177 extern int numprocs, numextens;
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178
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179 void
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180 Exit(int var)
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181 {
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182 snmp_log(LOG_ERR, "Server Exiting with code %d\n",var);
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183 exit(var);
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184 }
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185
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186 int shell_command(struct extensible *ex)
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187 {
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188 #if HAVE_SYSTEM
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189 char shellline[STRMAX];
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190 FILE *shellout;
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191
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192 sprintf(shellline,"%s > /tmp/shoutput",ex->command);
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193 ex->result = system(shellline);
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194 ex->result = WEXITSTATUS(ex->result);
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195 shellout = fopen("/tmp/shoutput","r");
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196 if((shellout = fopen("/tmp/shoutput","r")) != NULL) {
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197 if (fgets(ex->output,STRMAX,shellout) == NULL) {
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198 ex->output[0] = 0;
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199 }
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200 fclose(shellout);
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201 }
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202 unlink("/tmp/shoutput");
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203 #else
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204 ex->output[0] = 0;
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205 ex->result = 0;
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206 #endif
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207 return(ex->result);
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208 }
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209
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210 #define MAXOUTPUT 300
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211
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212 int exec_command(struct extensible *ex)
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213 {
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214 #if HAVE_EXECV
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215 int fd;
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216 FILE *file;
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217
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218 if ((fd = get_exec_output(ex))) {
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219 file = fdopen(fd,"r");
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220 if (fgets(ex->output,STRMAX,file) == NULL) {
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221 ex->output[0] = 0;
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222 }
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223 fclose(file);
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224 wait_on_exec(ex);
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225 } else
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226 #endif
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227 {
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228 ex->output[0] = 0;
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229 ex->result = 0;
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230 }
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231 return(ex->result);
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232 }
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233
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234 void wait_on_exec(struct extensible *ex)
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235 {
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236 #ifndef EXCACHETIME
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237 if (ex->pid && waitpid(ex->pid,&ex->result,0) < 0) {
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238 setPerrorstatus("waitpid");
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239 }
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240 ex->pid = 0;
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241 #endif
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242 }
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243
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244 #define MAXARGS 30
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245
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246 int get_exec_output(struct extensible *ex)
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247 {
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248 #if HAVE_EXECV
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249 int fd[2],i, cnt;
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250 char ctmp[STRMAX], *cptr1, *cptr2, argvs[STRMAX], **argv, **aptr;
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251 #ifdef EXCACHETIME
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252 char cache[MAXCACHESIZE];
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253 ssize_t cachebytes;
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254 long curtime;
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255 static char lastcmd[STRMAX];
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256 int cfd;
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257 static int lastresult;
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258 int readcount;
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259 #endif
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260
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261 #ifdef EXCACHETIME
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262 curtime = time(NULL);
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263 if (curtime > (cachetime + EXCACHETIME) ||
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264 strcmp(ex->command, lastcmd) != 0) {
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265 strcpy(lastcmd,ex->command);
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266 cachetime = curtime;
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267 #endif
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268 if (pipe(fd))
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269 {
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270 setPerrorstatus("pipe");
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271 #ifdef EXCACHETIME
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272 cachetime = 0;
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273 #endif
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274 return 0;
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275 }
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276 if ((ex->pid = fork()) == 0)
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277 {
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278 close(1);
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279 if (dup(fd[1]) != 1)
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280 {
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281 setPerrorstatus("dup");
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282 return 0;
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283 }
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284 close(fd[1]);
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285 close(fd[0]);
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286 for(cnt=1,cptr1 = ex->command, cptr2 = argvs; *cptr1 != 0;
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287 cptr2++, cptr1++) {
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288 *cptr2 = *cptr1;
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289 if (*cptr1 == ' ') {
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290 *(cptr2++) = 0;
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parents:
diff changeset
291 cptr1 = skip_white(cptr1);
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jlarmour
parents:
diff changeset
292 *cptr2 = *cptr1;
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jlarmour
parents:
diff changeset
293 if (*cptr1 != 0) cnt++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
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parents:
diff changeset
294 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
295 }
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jlarmour
parents:
diff changeset
296 *cptr2 = 0;
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jlarmour
parents:
diff changeset
297 *(cptr2+1) = 0;
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parents:
diff changeset
298 argv = (char **) malloc((cnt+2) * sizeof(char *));
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parents:
diff changeset
299 if (argv == NULL)
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jlarmour
parents:
diff changeset
300 return 0; /* memory alloc error */
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parents:
diff changeset
301 aptr = argv;
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parents:
diff changeset
302 *(aptr++) = argvs;
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jlarmour
parents:
diff changeset
303 for (cptr2 = argvs, i=1; i != cnt; cptr2++)
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jlarmour
parents:
diff changeset
304 if (*cptr2 == 0) {
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jlarmour
parents:
diff changeset
305 *(aptr++) = cptr2 + 1;
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jlarmour
parents:
diff changeset
306 i++;
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jlarmour
parents:
diff changeset
307 }
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jlarmour
parents:
diff changeset
308 while (*cptr2 != 0) cptr2++;
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parents:
diff changeset
309 *(aptr++) = NULL;
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parents:
diff changeset
310 copy_word(ex->command,ctmp);
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parents:
diff changeset
311 execv(ctmp,argv);
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parents:
diff changeset
312 snmp_log_perror(ctmp);
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parents:
diff changeset
313 exit(1);
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parents:
diff changeset
314 }
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jlarmour
parents:
diff changeset
315 else
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parents:
diff changeset
316 {
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jlarmour
parents:
diff changeset
317 close(fd[1]);
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jlarmour
parents:
diff changeset
318 if (ex->pid < 0) {
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jlarmour
parents:
diff changeset
319 close(fd[0]);
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jlarmour
parents:
diff changeset
320 setPerrorstatus("fork");
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parents:
diff changeset
321 #ifdef EXCACHETIME
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diff changeset
322 cachetime = 0;
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jlarmour
parents:
diff changeset
323 #endif
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parents:
diff changeset
324 return 0;
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jlarmour
parents:
diff changeset
325 }
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jlarmour
parents:
diff changeset
326 #ifdef EXCACHETIME
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jlarmour
parents:
diff changeset
327 unlink(CACHEFILE);
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jlarmour
parents:
diff changeset
328 /* XXX Use SNMP_FILEMODE_CLOSED instead of 644? */
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jlarmour
parents:
diff changeset
329 if ((cfd = open(CACHEFILE,O_WRONLY|O_TRUNC|O_CREAT,0644)) < 0) {
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jlarmour
parents:
diff changeset
330 setPerrorstatus("open");
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parents:
diff changeset
331 cachetime = 0;
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jlarmour
parents:
diff changeset
332 return 0;
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jlarmour
parents:
diff changeset
333 }
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jlarmour
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diff changeset
334 fcntl(fd[0],F_SETFL,O_NONBLOCK); /* don't block on reads */
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jlarmour
parents:
diff changeset
335 #ifdef HAVE_USLEEP
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jlarmour
parents:
diff changeset
336 for (readcount = 0; readcount <= MAXREADCOUNT*100 &&
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jlarmour
parents:
diff changeset
337 (cachebytes = read(fd[0],(void *)cache,MAXCACHESIZE));
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jlarmour
parents:
diff changeset
338 readcount++) {
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jlarmour
parents:
diff changeset
339 #else
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diff changeset
340 for (readcount = 0; readcount <= MAXREADCOUNT &&
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parents:
diff changeset
341 (cachebytes = read(fd[0],(void *)cache,MAXCACHESIZE));
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jlarmour
parents:
diff changeset
342 readcount++) {
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jlarmour
parents:
diff changeset
343 #endif
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parents:
diff changeset
344 if (cachebytes > 0)
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diff changeset
345 write(cfd,(void *) cache, cachebytes);
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parents:
diff changeset
346 else if (cachebytes == -1 && errno != EAGAIN) {
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jlarmour
parents:
diff changeset
347 setPerrorstatus("read");
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jlarmour
parents:
diff changeset
348 break;
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parents:
diff changeset
349 }
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jlarmour
parents:
diff changeset
350 else
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jlarmour
parents:
diff changeset
351 #ifdef HAVE_USLEEP
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parents:
diff changeset
352 usleep (10000); /* sleeps for 0.01 sec */
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parents:
diff changeset
353 #else
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parents:
diff changeset
354 sleep (1);
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jlarmour
parents:
diff changeset
355 #endif
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jlarmour
parents:
diff changeset
356 }
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jlarmour
parents:
diff changeset
357 close(cfd);
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jlarmour
parents:
diff changeset
358 close(fd[0]);
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jlarmour
parents:
diff changeset
359 /* wait for the child to finish */
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jlarmour
parents:
diff changeset
360 if (ex->pid > 0 && waitpid(ex->pid,&ex->result,0) < 0) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
361 setPerrorstatus("waitpid()");
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jlarmour
parents:
diff changeset
362 cachetime = 0;
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jlarmour
parents:
diff changeset
363 return 0;
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jlarmour
parents:
diff changeset
364 }
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jlarmour
parents:
diff changeset
365 ex->pid = 0;
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jlarmour
parents:
diff changeset
366 ex->result = WEXITSTATUS(ex->result);
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jlarmour
parents:
diff changeset
367 lastresult = ex->result;
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jlarmour
parents:
diff changeset
368 #else /* !EXCACHETIME */
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jlarmour
parents:
diff changeset
369 return(fd[0]);
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jlarmour
parents:
diff changeset
370 #endif
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jlarmour
parents:
diff changeset
371 }
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jlarmour
parents:
diff changeset
372 #ifdef EXCACHETIME
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jlarmour
parents:
diff changeset
373 }
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jlarmour
parents:
diff changeset
374 else {
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jlarmour
parents:
diff changeset
375 ex->result = lastresult;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
376 }
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jlarmour
parents:
diff changeset
377 if ((cfd = open(CACHEFILE,O_RDONLY)) < 0) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
378 setPerrorstatus("open");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
379 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
380 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
381 return(cfd);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
382 #endif
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jlarmour
parents:
diff changeset
383
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
384 #else /* !HAVE_EXECV */
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jlarmour
parents:
diff changeset
385 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
386 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
387 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
388
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
389 int get_exec_pipes(char *cmd,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
390 int *fdIn,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
391 int *fdOut,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
392 int *pid)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
393
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
394 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
395 #if HAVE_EXECV
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jlarmour
parents:
diff changeset
396 int fd[2][2],i, cnt;
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jlarmour
parents:
diff changeset
397 char ctmp[STRMAX], *cptr1, *cptr2, argvs[STRMAX], **argv, **aptr;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
398 /* Setup our pipes */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
399 if (pipe(fd[0]) || pipe(fd[1]))
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
400 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
401 setPerrorstatus("pipe");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
402 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
403 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
404 if ((*pid = fork()) == 0) /* First handle for the child */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
405 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
406 close(0);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
407 if (dup(fd[0][0]) != 0)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
408 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
409 setPerrorstatus("dup");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
410 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
411 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
412 close(1);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
413 if (dup(fd[1][1]) != 1)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
414 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
415 setPerrorstatus("dup");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
416 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
417 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
418 close(fd[0][0]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
419 close(fd[0][1]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
420 close(fd[1][0]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
421 close(fd[1][1]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
422 for(cnt=1,cptr1 = cmd, cptr2 = argvs; *cptr1 != 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
423 cptr2++, cptr1++) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
424 *cptr2 = *cptr1;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
425 if (*cptr1 == ' ') {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
426 *(cptr2++) = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
427 cptr1 = skip_white(cptr1);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
428 *cptr2 = *cptr1;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
429 if (*cptr1 != 0) cnt++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
430 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
431 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
432 *cptr2 = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
433 *(cptr2+1) = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
434 argv = (char **) malloc((cnt+2) * sizeof(char *));
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
435 if (argv == NULL)
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jlarmour
parents:
diff changeset
436 return 0; /* memory alloc error */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
437 aptr = argv;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
438 *(aptr++) = argvs;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
439 for (cptr2 = argvs, i=1; i != cnt; cptr2++)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
440 if (*cptr2 == 0) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
441 *(aptr++) = cptr2 + 1;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
442 i++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
443 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
444 while (*cptr2 != 0) cptr2++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
445 *(aptr++) = NULL;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
446 copy_word(cmd,ctmp);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
447 execv(ctmp,argv);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
448 snmp_log_perror("execv");
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jlarmour
parents:
diff changeset
449 exit(1);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
450 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
451 else
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
452 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
453 close(fd[0][0]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
454 close(fd[1][1]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
455 if (*pid < 0) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
456 close(fd[0][1]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
457 close(fd[1][0]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
458 setPerrorstatus("fork");
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jlarmour
parents:
diff changeset
459 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
460 }
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jlarmour
parents:
diff changeset
461 *fdIn = fd[1][0];
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jlarmour
parents:
diff changeset
462 *fdOut = fd[0][1];
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
463 return(1); /* We are returning 0 for error... */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
464 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
465 #endif /* !HAVE_EXECV */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
466 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
467 }
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jlarmour
parents:
diff changeset
468
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
469 int clear_cache(int action,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
470 u_char *var_val,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
471 u_char var_val_type,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
472 size_t var_val_len,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
473 u_char *statP,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
474 oid *name,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
475 size_t name_len)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
476 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
477
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
478 long tmp=0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
479
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
480 if (var_val_type != ASN_INTEGER) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
481 snmp_log(LOG_NOTICE, "Wrong type != int\n");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
482 return SNMP_ERR_WRONGTYPE;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
483 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
484 tmp = *((long *) var_val);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
485 if (tmp == 1 && action == COMMIT) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
486 #ifdef EXCACHETIME
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
487 cachetime = 0; /* reset the cache next read */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
488 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
489 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
490 return SNMP_ERR_NOERROR;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
491 }
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jlarmour
parents:
diff changeset
492
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
493 char **argvrestartp, *argvrestartname, *argvrestart;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
494
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
495 RETSIGTYPE restart_doit(int a)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
496 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
497 int i;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
498
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
499 /* close everything open */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
500 for (i=0; i<= 2; i++)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
501 close(i);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
502
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
503 /* do the exec */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
504 #if HAVE_EXECV
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
505 execv(argvrestartname,argvrestartp);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
506 setPerrorstatus("execv");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
507 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
508 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
509
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
510 int
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
511 restart_hook(int action,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
512 u_char *var_val,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
513 u_char var_val_type,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
514 size_t var_val_len,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
515 u_char *statP,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
516 oid *name,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
517 size_t name_len)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
518 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
519
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
520 long tmp=0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
521
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
522 if (var_val_type != ASN_INTEGER) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
523 snmp_log(LOG_NOTICE, "Wrong type != int\n");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
524 return SNMP_ERR_WRONGTYPE;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
525 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
526 tmp = *((long *) var_val);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
527 if (tmp == 1 && action == COMMIT) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
528 #ifdef SIGALRM
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
529 signal(SIGALRM,restart_doit);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
530 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
531 alarm(RESTARTSLEEP);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
532 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
533 return SNMP_ERR_NOERROR;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
534 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
535
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
536 void
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
537 print_mib_oid(oid name[],
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
538 size_t len)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
539 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
540 char *buffer;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
541 buffer=malloc(11*len); /* maximum digit lengths for int32 + a '.' */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
542 if (!buffer) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
543 snmp_log(LOG_ERR, "Malloc failed - out of memory?");
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
544 return;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
545 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
546 sprint_mib_oid(buffer, name, len);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
547 snmp_log(LOG_NOTICE, "Mib: %s\n", buffer);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
548 free(buffer);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
549 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
550
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
551 void
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
552 sprint_mib_oid(char *buf,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
553 oid name[],
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
554 size_t len)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
555 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
556 int i;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
557 for(i=0; i < (int)len; i++) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
558 sprintf(buf,".%d",(int) name[i]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
559 while (*buf != 0)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
560 buf++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
561 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
562 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
563
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
564 /*******************************************************************-o-******
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
565 * header_simple_table
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
566 *
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
567 * Parameters:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
568 * *vp Variable data.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
569 * *name Fully instantiated OID name.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
570 * *length Length of name.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
571 * exact TRUE if an exact match is desired.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
572 * *var_len Hook for size of returned data type.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
573 * (**write_method) Hook for write method (UNUSED).
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
574 * max
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
575 *
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
576 * Returns:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
577 * 0 If name matches vp->name (accounting for 'exact') and is
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
578 * not greater in length than 'max'.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
579 * 1 Otherwise.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
580 *
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
581 *
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
582 * Compare 'name' to vp->name for the best match or an exact match (if
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
583 * requested). Also check that 'name' is not longer than 'max' if
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584 * max is greater-than/equal 0.
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585 * Store a successful match in 'name', and increment the OID instance if
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586 * the match was not exact.
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diff changeset
587 *
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parents:
diff changeset
588 * 'name' and 'length' are undefined upon failure.
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diff changeset
589 *
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590 */
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591 int header_simple_table(struct variable *vp, oid *name, size_t *length,
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592 int exact, size_t *var_len,
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593 WriteMethod **write_method, int max)
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diff changeset
594 {
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diff changeset
595 int i,
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596 rtest; /* Set to: -1 If name < vp->name,
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597 * 1 If name > vp->name,
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598 * 0 Otherwise.
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599 */
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600 oid newname[MAX_OID_LEN];
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601
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602 for(i=0,rtest=0; i < (int) vp->namelen && i < (int)(*length) && !rtest; i++) {
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603 if (name[i] != vp->name[i]) {
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diff changeset
604 if (name[i] < vp->name[i])
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diff changeset
605 rtest = -1;
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606 else
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diff changeset
607 rtest = 1;
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608 }
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609 }
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610 if (rtest > 0 ||
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611 (rtest == 0 && !exact && (int)(vp->namelen+1) < (int) *length) ||
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612 (exact == 1 && (rtest || (int)*length != (int)(vp->namelen+1)))) {
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613 if (var_len)
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614 *var_len = 0;
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615 return MATCH_FAILED;
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diff changeset
616 }
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617
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618 memset(newname, 0, sizeof(newname));
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619
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620 if (((int) *length) <= (int) vp->namelen || rtest == -1) {
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621 memmove(newname, vp->name, (int)vp->namelen * sizeof (oid));
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622 newname[vp->namelen] = 1;
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623 *length = vp->namelen+1;
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624 }
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625 else {
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626 *length = vp->namelen+1;
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diff changeset
627 memmove(newname, name, (*length) * sizeof(oid));
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diff changeset
628 if (!exact)
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629 newname[*length-1] = name[*length-1] + 1;
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630 else
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631 newname[*length-1] = name[*length-1];
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632 }
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633 if (max >= 0 && ((int)newname[*length-1] > max)) {
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diff changeset
634 if(var_len)
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635 *var_len = 0;
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636 return MATCH_FAILED;
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637 }
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638
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639 memmove(name, newname, (*length) * sizeof(oid));
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diff changeset
640 if (write_method)
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641 *write_method = 0;
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diff changeset
642 if (var_len)
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643 *var_len = sizeof(long); /* default */
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644 return(MATCH_SUCCEEDED);
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645 }
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646
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diff changeset
647 /*
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648 header_generic(...
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diff changeset
649 Arguments:
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650 vp IN - pointer to variable entry that points here
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651 name IN/OUT - IN/name requested, OUT/name found
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652 length IN/OUT - length of IN/OUT oid's
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653 exact IN - TRUE if an exact match was requested
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654 var_len OUT - length of variable or 0 if function returned
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655 write_method
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656
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657 */
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658
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659 /*******************************************************************-o-******
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660 * generic_header
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661 *
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662 * Parameters:
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663 * *vp (I) Pointer to variable entry that points here.
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664 * *name (I/O) Input name requested, output name found.
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665 * *length (I/O) Length of input and output oid's.
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666 * exact (I) TRUE if an exact match was requested.
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diff changeset
667 * *var_len (O) Length of variable or 0 if function returned.
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668 * (**write_method) Hook to name a write method (UNUSED).
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diff changeset
669 *
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diff changeset
670 * Returns:
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671 * MATCH_SUCCEEDED If vp->name matches name (accounting for exact bit).
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672 * MATCH_FAILED Otherwise,
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diff changeset
673 *
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diff changeset
674 *
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diff changeset
675 * Check whether variable (vp) matches name.
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diff changeset
676 */
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diff changeset
677 int
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diff changeset
678 header_generic(struct variable *vp,
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diff changeset
679 oid *name,
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680 size_t *length,
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681 int exact,
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diff changeset
682 size_t *var_len,
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diff changeset
683 WriteMethod **write_method)
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684 {
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685 oid newname[MAX_OID_LEN];
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diff changeset
686 int result;
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687
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688 DEBUGMSGTL(("util_funcs", "header_generic: "));
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689 DEBUGMSGOID(("util_funcs", name, *length));
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690 DEBUGMSG(("util_funcs"," exact=%d\n", exact));
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diff changeset
691
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diff changeset
692 memcpy((char *)newname, (char *)vp->name, (int)vp->namelen * sizeof(oid));
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693 newname[vp->namelen] = 0;
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diff changeset
694 result = snmp_oid_compare(name, *length, newname, vp->namelen + 1);
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695 DEBUGMSGTL(("util_funcs", " result: %d\n", result));
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696 if ((exact && (result != 0)) || (!exact && (result >= 0)))
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697 return(MATCH_FAILED);
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diff changeset
698 memcpy( (char *)name,(char *)newname, ((int)vp->namelen + 1) * sizeof(oid));
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699 *length = vp->namelen + 1;
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diff changeset
700
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701 *write_method = 0;
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702 *var_len = sizeof(long); /* default to 'long' results */
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703 return(MATCH_SUCCEEDED);
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704 }
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diff changeset
705
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diff changeset
706 /* checkmib(): provided for backwards compatibility, do not use: */
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diff changeset
707 int checkmib(struct variable *vp, oid *name, size_t *length,
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diff changeset
708 int exact, size_t *var_len,
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diff changeset
709 WriteMethod **write_method, int max) {
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diff changeset
710 /* checkmib used to be header_simple_table, with reveresed boolean
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diff changeset
711 return output. header_simple_table() was created to match
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diff changeset
712 header_generic(). */
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713 return (!header_simple_table(vp, name, length, exact, var_len,
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diff changeset
714 write_method, max));
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diff changeset
715 }
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diff changeset
716
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717 char *find_field(char *ptr,
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718 int field)
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719 {
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720 int i;
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721 char *init=ptr;
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722
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723 if (field == LASTFIELD) {
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diff changeset
724 /* skip to end */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
725 while (*ptr++);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
726 ptr = ptr - 2;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
727 /* rewind a field length */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
728 while (*ptr != 0 && isspace(*ptr) && init <= ptr) ptr--;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
729 while (*ptr != 0 && !isspace(*ptr) && init <= ptr) ptr--;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
730 if (isspace(*ptr)) ptr++; /* past space */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
731 if (ptr < init) ptr = init;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
732 if (!isspace(*ptr) && *ptr != 0) return(ptr);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
733 } else {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
734 if ((ptr = skip_white(ptr)) == NULL) return(NULL);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
735 for (i=1; *ptr != 0 && i != field; i++)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
736 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
737 if ((ptr = skip_not_white(ptr)) == NULL) return (NULL);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
738 if ((ptr = skip_white(ptr)) == NULL) return (NULL);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
739 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
740 if (*ptr != 0 && i == field) return(ptr);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
741 return (NULL);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
742 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
743 return(NULL);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
744 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
745
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
746 int parse_miboid(const char *buf,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
747 oid *oidout)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
748 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
749 int i;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
750
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
751 if (!buf)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
752 return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
753 if (*buf == '.') buf++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
754 for(i=0;isdigit(*buf);i++) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
755 oidout[i] = atoi(buf);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
756 while(isdigit(*buf++));
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
757 if (*buf == '.') buf++;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
758 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
759 /* oidout[i] = -1; hmmm */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
760 return i;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
761 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
762
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
763 void
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
764 string_append_int (char *s,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
765 int val)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
766 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
767 char textVal[16];
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
768
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
769 if (val < 10) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
770 *s++ = '0' + val;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
771 *s = '\0';
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
772 return;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
773 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
774 sprintf (textVal, "%d", val);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
775 strcpy(s, textVal);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
776 return;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
777 }