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annotate packages/net/snmp/lib/current/src/system.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 e0c0827131d1
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1 //==========================================================================
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2 //
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3 // ./lib/current/src/system.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 * system.c
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85 */
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86 /***********************************************************
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87 Copyright 1992 by Carnegie Mellon University
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88
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89 All Rights Reserved
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90
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91 Permission to use, copy, modify, and distribute this software and its
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92 documentation for any purpose and without fee is hereby granted,
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93 provided that the above copyright notice appear in all copies and that
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94 both that copyright notice and this permission notice appear in
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95 supporting documentation, and that the name of CMU not be
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96 used in advertising or publicity pertaining to distribution of the
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97 software without specific, written prior permission.
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98
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99 CMU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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100 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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101 CMU BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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102 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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103 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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104 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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105 SOFTWARE.
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106 ******************************************************************/
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107 /*
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108 * System dependent routines go here
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109 */
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110 #include <config.h>
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111 #include <stdio.h>
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112 #include <ctype.h>
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113
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114 #if HAVE_UNISTD_H
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115 #include <unistd.h>
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116 #endif
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117 #if HAVE_STDLIB_H
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118 #include <stdlib.h>
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119 #endif
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120
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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
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136 #include <sys/types.h>
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137
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138 #if HAVE_NETINET_IN_H
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139 #include <netinet/in.h>
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140 #endif
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141
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142 #if HAVE_WINSOCK_H
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143 #include <winsock.h>
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144 #endif
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145 #if HAVE_SYS_SOCKET_H
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146 #include <sys/socket.h>
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147 #endif
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148 #if HAVE_NET_IF_H
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149 #include <net/if.h>
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150 #endif
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151
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152 #if HAVE_SYS_SOCKIO_H
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153 #include <sys/sockio.h>
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154 #endif
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155
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156 #if HAVE_SYS_IOCTL_H
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157 #include <sys/ioctl.h>
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158 #endif
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159
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160 #ifdef HAVE_NLIST_H
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161 #include <nlist.h>
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162 #endif
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163
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164 #if HAVE_SYS_FILE_H
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165 #include <sys/file.h>
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166 #endif
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167
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168 #if HAVE_KSTAT_H
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169 #include <kstat.h>
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170 #endif
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171
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172 #if HAVE_SYS_PARAM_H
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173 #include <sys/param.h>
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174 #endif
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175 #if HAVE_SYS_SYSCTL_H
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176 #include <sys/sysctl.h>
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177 #endif
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178
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179 #if HAVE_STRING_H
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180 #include <string.h>
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181 #else
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182 #include <strings.h>
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183 #endif
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184
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185 #if HAVE_DMALLOC_H
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186 #include <dmalloc.h>
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187 #endif
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188
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189 #ifdef HAVE_SYS_STAT_H
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190 #include <sys/stat.h>
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191 #endif
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192
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193 #include "asn1.h"
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194 #include "snmp_api.h"
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195 #include "tools.h"
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196 #include "system.h"
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197 #include "snmp_logging.h"
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198
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199 #define NUM_NETWORKS 32 /* max number of interfaces to check */
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200
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201 #ifndef IFF_LOOPBACK
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202 # define IFF_LOOPBACK 0
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203 #endif
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204
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205 #define LOOPBACK 0x7f000001
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206
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207
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208
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209 /* ********************************************* */
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210 #ifdef WIN32
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211 # define WIN32_LEAN_AND_MEAN
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212 # define WIN32IO_IS_STDIO
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213 # define PATHLEN 1024
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214
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215 # include <tchar.h>
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216 # include <windows.h>
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217
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218
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219 /* The idea here is to read all the directory names into a string table
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220 * (separated by nulls) and when one of the other dir functions is called
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221 * return the pointer to the current file name.
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222 */
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223 DIR *
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224 opendir(const char *filename)
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225 {
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226 DIR *p;
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227 long len;
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228 long idx;
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229 char scannamespc[PATHLEN];
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230 char *scanname = scannamespc;
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231 struct stat sbuf;
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232 WIN32_FIND_DATA FindData;
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233 HANDLE fh;
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234
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235 /* check to see if filename is a directory */
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236 if (stat(filename, &sbuf) < 0 || sbuf.st_mode & S_IFDIR == 0) {
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237 return NULL;
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238 }
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239
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240 /* get the file system characteristics */
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241 /* if(GetFullPathName(filename, SNMP_MAXPATH, root, &dummy)) {
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242 * if(dummy = strchr(root, '\\'))
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243 * *++dummy = '\0';
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244 * if(GetVolumeInformation(root, volname, SNMP_MAXPATH, &serial,
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245 * &maxname, &flags, 0, 0)) {
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246 * downcase = !(flags & FS_CASE_IS_PRESERVED);
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247 * }
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248 * }
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249 * else {
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250 * downcase = TRUE;
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251 * }
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252 */
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253
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254 /* Create the search pattern */
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255 strcpy(scanname, filename);
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256
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257 if(strchr("/\\", *(scanname + strlen(scanname) - 1)) == NULL)
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258 strcat(scanname, "/*");
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259 else
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260 strcat(scanname, "*");
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261
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262 /* do the FindFirstFile call */
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263 fh = FindFirstFile(scanname, &FindData);
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264 if(fh == INVALID_HANDLE_VALUE) {
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265 return NULL;
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266 }
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267
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268 /* Get us a DIR structure */
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269 p = (DIR*)malloc(sizeof(DIR));
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270 /* Newz(1303, p, 1, DIR); */
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271 if(p == NULL)
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272 return NULL;
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273
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274 /* now allocate the first part of the string table for
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275 * the filenames that we find.
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276 */
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277 idx = strlen(FindData.cFileName)+1;
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278 p->start = (char*)malloc(idx);
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279 /* New(1304, p->start, idx, char);*/
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280 if(p->start == NULL) {
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281 free(p);
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282 return NULL;
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283 }
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284 strcpy(p->start, FindData.cFileName);
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285 /* if(downcase)
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286 * strlwr(p->start);
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287 */
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288 p->nfiles = 0;
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289
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290 /* loop finding all the files that match the wildcard
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291 * (which should be all of them in this directory!).
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292 * the variable idx should point one past the null terminator
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293 * of the previous string found.
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294 */
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295 while (FindNextFile(fh, &FindData)) {
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296 len = strlen(FindData.cFileName);
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297 /* bump the string table size by enough for the
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298 * new name and it's null terminator
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299 */
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300 p->start = (char*)realloc((void*)p->start, idx+len+1);
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301 /* Renew(p->start, idx+len+1, char);*/
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302 if(p->start == NULL) {
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303 free(p);
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304 return NULL;
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305 }
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306 strcpy(&p->start[idx], FindData.cFileName);
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307 /* if (downcase)
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308 * strlwr(&p->start[idx]);
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309 */
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310 p->nfiles++;
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311 idx += len+1;
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312 }
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313 FindClose(fh);
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314 p->size = idx;
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315 p->curr = p->start;
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316 return p;
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317 }
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318
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319
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320 /* Readdir just returns the current string pointer and bumps the
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321 * string pointer to the nDllExport entry.
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322 */
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323 struct direct *
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324 readdir(DIR *dirp)
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325 {
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326 int len;
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327 static int dummy = 0;
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328
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329 if (dirp->curr) {
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330 /* first set up the structure to return */
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331 len = strlen(dirp->curr);
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332 strcpy(dirp->dirstr.d_name, dirp->curr);
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333 dirp->dirstr.d_namlen = len;
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334
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335 /* Fake an inode */
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336 dirp->dirstr.d_ino = dummy++;
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337
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338 /* Now set up for the nDllExport call to readdir */
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339 dirp->curr += len + 1;
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340 if (dirp->curr >= (dirp->start + dirp->size)) {
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341 dirp->curr = NULL;
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342 }
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343
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344 return &(dirp->dirstr);
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345 }
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346 else
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347 return NULL;
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348 }
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349
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diff changeset
350 /* free the memory allocated by opendir */
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diff changeset
351 int
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diff changeset
352 closedir(DIR *dirp)
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353 {
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354 free(dirp->start);
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355 free(dirp);
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356 return 1;
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357 }
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diff changeset
358
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359 #ifndef HAVE_GETTIMEOFDAY
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360
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361 int gettimeofday(struct timeval *tv,
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362 struct timezone *tz)
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363 {
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364 struct _timeb timebuffer;
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365
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366 _ftime(&timebuffer);
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367 tv->tv_usec = timebuffer.millitm * 1000;
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368 tv->tv_sec = timebuffer.time;
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369 return(0);
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370 }
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371 #endif /* !HAVE_GETTIMEOFDAY */
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372
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373 in_addr_t get_myaddr(void)
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374 {
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375 char local_host[130];
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diff changeset
376 int result;
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377 LPHOSTENT lpstHostent;
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378 SOCKADDR_IN in_addr, remote_in_addr;
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diff changeset
379 SOCKET hSock;
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diff changeset
380 int nAddrSize = sizeof(SOCKADDR);
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diff changeset
381
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diff changeset
382 in_addr.sin_addr.s_addr = INADDR_ANY;
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diff changeset
383
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384 result = gethostname(local_host, sizeof(local_host));
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diff changeset
385 if (result == 0)
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diff changeset
386 {
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diff changeset
387 lpstHostent = gethostbyname((LPSTR)local_host);
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diff changeset
388 if (lpstHostent)
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diff changeset
389 {
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diff changeset
390 in_addr.sin_addr.s_addr = *((u_long FAR *) (lpstHostent->h_addr));
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diff changeset
391 return((in_addr_t)in_addr.sin_addr.s_addr);
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diff changeset
392 }
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diff changeset
393 }
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diff changeset
394
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diff changeset
395 /* if we are here, than we don't have host addr */
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diff changeset
396 hSock = socket(AF_INET, SOCK_DGRAM, 0);
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diff changeset
397 if (hSock != INVALID_SOCKET)
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jlarmour
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diff changeset
398 {
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diff changeset
399 /* connect to any port and address */
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diff changeset
400 remote_in_addr.sin_family = AF_INET;
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diff changeset
401 remote_in_addr.sin_port = htons(IPPORT_ECHO);
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diff changeset
402 remote_in_addr.sin_addr.s_addr = inet_addr("128.22.33.11");
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diff changeset
403 result=connect(hSock,(LPSOCKADDR)&remote_in_addr,sizeof(SOCKADDR));
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jlarmour
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diff changeset
404 if (result != SOCKET_ERROR)
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jlarmour
parents:
diff changeset
405 {
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jlarmour
parents:
diff changeset
406 /* get local ip address */
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diff changeset
407 getsockname(hSock, (LPSOCKADDR)&in_addr,(int FAR *)&nAddrSize);
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diff changeset
408 }
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diff changeset
409 closesocket(hSock);
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diff changeset
410 }
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diff changeset
411 return((in_addr_t)in_addr.sin_addr.s_addr);
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diff changeset
412 }
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parents:
diff changeset
413
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jlarmour
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diff changeset
414 long get_uptime (void)
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parents:
diff changeset
415 {
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diff changeset
416 return (0); /* not implemented */
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diff changeset
417 }
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diff changeset
418
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diff changeset
419 char *
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diff changeset
420 winsock_startup (void)
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diff changeset
421 {
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diff changeset
422 WORD VersionRequested;
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diff changeset
423 WSADATA stWSAData;
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diff changeset
424 int i;
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diff changeset
425 static char errmsg[100];
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diff changeset
426
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diff changeset
427 VersionRequested = MAKEWORD(1,1);
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diff changeset
428 i = WSAStartup(VersionRequested, &stWSAData);
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diff changeset
429 if (i != 0)
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jlarmour
parents:
diff changeset
430 {
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jlarmour
parents:
diff changeset
431 if (i == WSAVERNOTSUPPORTED)
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diff changeset
432 sprintf(errmsg,"Unable to init. socket lib, does not support 1.1");
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diff changeset
433 else
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diff changeset
434 {
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diff changeset
435 sprintf(errmsg,"Socket Startup error %d", i);
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diff changeset
436 }
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parents:
diff changeset
437 return(errmsg);
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jlarmour
parents:
diff changeset
438 }
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parents:
diff changeset
439 return(NULL);
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parents:
diff changeset
440 }
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parents:
diff changeset
441
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parents:
diff changeset
442 void winsock_cleanup (void)
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jlarmour
parents:
diff changeset
443 {
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parents:
diff changeset
444 WSACleanup();
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parents:
diff changeset
445 }
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parents:
diff changeset
446
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parents:
diff changeset
447 #else /* ! WIN32 */
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parents:
diff changeset
448 /*******************************************************************/
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parents:
diff changeset
449
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jlarmour
parents:
diff changeset
450 /*
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jlarmour
parents:
diff changeset
451 * XXX What if we have multiple addresses?
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jlarmour
parents:
diff changeset
452 * XXX Could it be computed once then cached?
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diff changeset
453 */
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parents:
diff changeset
454 in_addr_t get_myaddr (void)
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parents:
diff changeset
455 {
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parents:
diff changeset
456 int sd;
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parents:
diff changeset
457 struct ifconf ifc;
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diff changeset
458 struct ifreq conf[NUM_NETWORKS], *ifrp, ifreq;
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diff changeset
459 struct sockaddr_in *in_addr;
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parents:
diff changeset
460 int count;
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diff changeset
461 int interfaces; /* number of interfaces returned by ioctl */
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diff changeset
462
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diff changeset
463 if ((sd = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
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464 return 0;
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diff changeset
465 ifc.ifc_len = sizeof(conf);
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diff changeset
466 ifc.ifc_buf = (caddr_t)conf;
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diff changeset
467 if (ioctl(sd, SIOCGIFCONF, (char *)&ifc) < 0){
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diff changeset
468 close(sd);
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diff changeset
469 return 0;
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parents:
diff changeset
470 }
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471 ifrp = ifc.ifc_req;
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472 interfaces = ifc.ifc_len / sizeof(struct ifreq);
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diff changeset
473 for(count = 0; count < interfaces; count++, ifrp++){
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474 ifreq = *ifrp;
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diff changeset
475 if (ioctl(sd, SIOCGIFFLAGS, (char *)&ifreq) < 0)
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diff changeset
476 continue;
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diff changeset
477 in_addr = (struct sockaddr_in *)&ifrp->ifr_addr;
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parents:
diff changeset
478 if ((ifreq.ifr_flags & IFF_UP)
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diff changeset
479 #ifdef IFF_RUNNING
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diff changeset
480 && (ifreq.ifr_flags & IFF_RUNNING)
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diff changeset
481 #endif /* IFF_RUNNING */
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diff changeset
482 && !(ifreq.ifr_flags & IFF_LOOPBACK)
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diff changeset
483 && in_addr->sin_addr.s_addr != LOOPBACK){
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diff changeset
484 #ifdef SYS_IOCTL_H_HAS_SIOCGIFADDR
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diff changeset
485 if (ioctl(sd, SIOCGIFADDR, (char *)&ifreq) < 0)
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diff changeset
486 continue;
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diff changeset
487 in_addr = (struct sockaddr_in *)&(ifreq.ifr_addr);
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diff changeset
488 #endif
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diff changeset
489 close(sd);
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diff changeset
490 return in_addr->sin_addr.s_addr;
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diff changeset
491 }
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parents:
diff changeset
492 }
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diff changeset
493 close(sd);
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diff changeset
494 return 0;
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parents:
diff changeset
495 }
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diff changeset
496
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diff changeset
497
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diff changeset
498 #if !defined(solaris2) && !defined(linux) && !defined(cygwin) && !defined(__ECOS)
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parents:
diff changeset
499 /*
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parents:
diff changeset
500 * Returns boottime in centiseconds(!).
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parents:
diff changeset
501 * Caches this for future use.
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diff changeset
502 */
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diff changeset
503 long get_boottime (void)
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diff changeset
504 {
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diff changeset
505 static long boottime_csecs = 0;
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diff changeset
506 struct timeval boottime;
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diff changeset
507 #ifdef CAN_USE_SYSCTL
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diff changeset
508 int mib[2];
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diff changeset
509 size_t len;
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diff changeset
510 #else
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diff changeset
511 int kmem;
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diff changeset
512 static struct nlist nl[] = {
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diff changeset
513 #if !defined(hpux)
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diff changeset
514 { (char*)"_boottime" },
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diff changeset
515 #else
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diff changeset
516 { (char*)"boottime" },
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diff changeset
517 #endif
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diff changeset
518 { (char*)"" }
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diff changeset
519 };
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diff changeset
520 #endif
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diff changeset
521
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parents:
diff changeset
522
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diff changeset
523 if ( boottime_csecs != 0 )
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diff changeset
524 return( boottime_csecs );
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parents:
diff changeset
525
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diff changeset
526 #ifdef CAN_USE_SYSCTL
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jlarmour
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diff changeset
527 mib[0] = CTL_KERN;
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diff changeset
528 mib[1] = KERN_BOOTTIME;
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diff changeset
529
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jlarmour
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diff changeset
530 len = sizeof(boottime);
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diff changeset
531
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diff changeset
532 sysctl(mib, 2, &boottime, &len, NULL, NULL);
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jlarmour
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diff changeset
533 boottime_csecs = (boottime.tv_sec * 100) + (boottime.tv_usec / 10000);
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jlarmour
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diff changeset
534 #else /* CAN_USE_SYSCTL */
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jlarmour
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diff changeset
535 if ((kmem = open("/dev/kmem", 0)) < 0)
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jlarmour
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diff changeset
536 return 0;
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jlarmour
parents:
diff changeset
537 nlist(KERNEL_LOC, nl);
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jlarmour
parents:
diff changeset
538 if (nl[0].n_type == 0){
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jlarmour
parents:
diff changeset
539 close(kmem);
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jlarmour
parents:
diff changeset
540 return 0;
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jlarmour
parents:
diff changeset
541 }
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jlarmour
parents:
diff changeset
542
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diff changeset
543 lseek(kmem, (long)nl[0].n_value, L_SET);
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jlarmour
parents:
diff changeset
544 read(kmem, &boottime, sizeof(boottime));
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jlarmour
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diff changeset
545 close(kmem);
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jlarmour
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diff changeset
546 boottime_csecs = (boottime.tv_sec * 100) + (boottime.tv_usec / 10000);
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jlarmour
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diff changeset
547 #endif /* CAN_USE_SYSCTL */
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diff changeset
548
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jlarmour
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diff changeset
549 return( boottime_csecs );
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jlarmour
parents:
diff changeset
550 }
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jlarmour
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diff changeset
551 #endif
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jlarmour
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diff changeset
552
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
553 /*
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jlarmour
parents:
diff changeset
554 * Returns uptime in centiseconds(!).
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jlarmour
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diff changeset
555 */
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jlarmour
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diff changeset
556 #if !defined(__ECOS)
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jlarmour
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diff changeset
557 long get_uptime (void)
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jlarmour
parents:
diff changeset
558 {
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jlarmour
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diff changeset
559 #if !defined(solaris2) && !defined(linux) && !defined(cygwin)
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jlarmour
parents:
diff changeset
560 struct timeval now;
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jlarmour
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diff changeset
561 long boottime_csecs, nowtime_csecs;
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jlarmour
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diff changeset
562
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jlarmour
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diff changeset
563 boottime_csecs = get_boottime();
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jlarmour
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diff changeset
564 if (boottime_csecs == 0)
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jlarmour
parents:
diff changeset
565 return 0;
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jlarmour
parents:
diff changeset
566 gettimeofday(&now,(struct timezone *)0);
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jlarmour
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diff changeset
567 nowtime_csecs = (now.tv_sec * 100) + (now.tv_usec / 10000);
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diff changeset
568
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jlarmour
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diff changeset
569 return (nowtime_csecs - boottime_csecs);
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jlarmour
parents:
diff changeset
570 #endif
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jlarmour
parents:
diff changeset
571
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jlarmour
parents:
diff changeset
572 #ifdef solaris2
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jlarmour
parents:
diff changeset
573 kstat_ctl_t *ksc = kstat_open();
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jlarmour
parents:
diff changeset
574 kstat_t *ks;
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jlarmour
parents:
diff changeset
575 kid_t kid;
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jlarmour
parents:
diff changeset
576 kstat_named_t *named;
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jlarmour
parents:
diff changeset
577 u_long lbolt = 0;
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jlarmour
parents:
diff changeset
578
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jlarmour
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diff changeset
579 if (ksc) {
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jlarmour
parents:
diff changeset
580 ks = kstat_lookup (ksc, "unix", -1, "system_misc");
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jlarmour
parents:
diff changeset
581 if (ks) {
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jlarmour
parents:
diff changeset
582 kid = kstat_read (ksc, ks, NULL);
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jlarmour
parents:
diff changeset
583 if (kid != -1) {
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jlarmour
parents:
diff changeset
584 named = kstat_data_lookup(ks, "lbolt");
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jlarmour
parents:
diff changeset
585 if (named) {
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jlarmour
parents:
diff changeset
586 lbolt = named->value.ul;
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jlarmour
parents:
diff changeset
587 }
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parents:
diff changeset
588 }
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jlarmour
parents:
diff changeset
589 }
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jlarmour
parents:
diff changeset
590 kstat_close(ksc);
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parents:
diff changeset
591 }
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parents:
diff changeset
592 return lbolt;
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parents:
diff changeset
593 #endif /* solaris2 */
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parents:
diff changeset
594
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jlarmour
parents:
diff changeset
595 #ifdef linux
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jlarmour
parents:
diff changeset
596 FILE *in = fopen ("/proc/uptime", "r");
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jlarmour
parents:
diff changeset
597 long uptim = 0, a, b;
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jlarmour
parents:
diff changeset
598 if (in) {
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jlarmour
parents:
diff changeset
599 if (2 == fscanf (in, "%ld.%ld", &a, &b))
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jlarmour
parents:
diff changeset
600 uptim = a * 100 + b;
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jlarmour
parents:
diff changeset
601 fclose (in);
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jlarmour
parents:
diff changeset
602 }
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jlarmour
parents:
diff changeset
603 return uptim;
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jlarmour
parents:
diff changeset
604 #endif /* linux */
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parents:
diff changeset
605 return (0); /* not implemented */
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parents:
diff changeset
606 }
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parents:
diff changeset
607 #endif // not __ECOS
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parents:
diff changeset
608
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jlarmour
parents:
diff changeset
609 #ifndef HAVE_GETTIMEOFDAY
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jlarmour
parents:
diff changeset
610
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jlarmour
parents:
diff changeset
611 int gettimeofday(struct timeval *tv,
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jlarmour
parents:
diff changeset
612 struct timezone *tz)
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jlarmour
parents:
diff changeset
613 {
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jlarmour
parents:
diff changeset
614
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jlarmour
parents:
diff changeset
615 tv->tv_usec = 0;
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parents:
diff changeset
616 tv->tv_sec = time(NULL);
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jlarmour
parents:
diff changeset
617 return(0);
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jlarmour
parents:
diff changeset
618 }
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parents:
diff changeset
619 #endif /* !HAVE_GETTIMEOFDAY */
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diff changeset
620
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diff changeset
621
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parents:
diff changeset
622 #endif /* ! WIN32 */
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parents:
diff changeset
623 /*******************************************************************/
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diff changeset
624
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parents:
diff changeset
625 #ifndef HAVE_STRNCASECMP
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parents:
diff changeset
626
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jlarmour
parents:
diff changeset
627 /* test for NULL pointers before and NULL characters after
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jlarmour
parents:
diff changeset
628 * comparing possibly non-NULL strings.
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jlarmour
parents:
diff changeset
629 * WARNING: This function does NOT check for array overflow.
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diff changeset
630 */
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diff changeset
631 int strncasecmp(const char *s1, const char *s2, size_t nch)
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parents:
diff changeset
632 {
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parents:
diff changeset
633 size_t ii;
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parents:
diff changeset
634 int res = -1;
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parents:
diff changeset
635
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jlarmour
parents:
diff changeset
636 if (!s1) {
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jlarmour
parents:
diff changeset
637 if (!s2) return 0;
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jlarmour
parents:
diff changeset
638 return (-1);
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jlarmour
parents:
diff changeset
639 }
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jlarmour
parents:
diff changeset
640 if (!s2)
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jlarmour
parents:
diff changeset
641 return (1);
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parents:
diff changeset
642
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jlarmour
parents:
diff changeset
643 for (ii = 0; (ii < nch) && *s1 && *s2; ii++, s1++, s2++)
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jlarmour
parents:
diff changeset
644 {
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diff changeset
645 res = (int) (tolower(*s1) - tolower(*s2));
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jlarmour
parents:
diff changeset
646 if (res != 0) break;
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jlarmour
parents:
diff changeset
647 }
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jlarmour
parents:
diff changeset
648
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jlarmour
parents:
diff changeset
649 if ( ii == nch ) {
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jlarmour
parents:
diff changeset
650 s1--; s2--;
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jlarmour
parents:
diff changeset
651 }
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parents:
diff changeset
652
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jlarmour
parents:
diff changeset
653 if (! *s1) {
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jlarmour
parents:
diff changeset
654 if (! *s2) return 0;
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jlarmour
parents:
diff changeset
655 return (-1);
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jlarmour
parents:
diff changeset
656 }
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jlarmour
parents:
diff changeset
657 if (! *s2)
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jlarmour
parents:
diff changeset
658 return (1);
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jlarmour
parents:
diff changeset
659
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parents:
diff changeset
660 return (res);
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jlarmour
parents:
diff changeset
661 }
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jlarmour
parents:
diff changeset
662
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jlarmour
parents:
diff changeset
663 int strcasecmp(const char *s1, const char *s2)
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jlarmour
parents:
diff changeset
664 {
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jlarmour
parents:
diff changeset
665 return strncasecmp(s1, s2, 1000000);
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parents:
diff changeset
666 }
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parents:
diff changeset
667
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jlarmour
parents:
diff changeset
668 #endif /* HAVE_STRNCASECMP */
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jlarmour
parents:
diff changeset
669
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jlarmour
parents:
diff changeset
670
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jlarmour
parents:
diff changeset
671 #ifndef HAVE_STRDUP
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jlarmour
parents:
diff changeset
672 char *
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jlarmour
parents:
diff changeset
673 strdup(const char *src)
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jlarmour
parents:
diff changeset
674 {
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jlarmour
parents:
diff changeset
675 int len;
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jlarmour
parents:
diff changeset
676 char *dst;
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jlarmour
parents:
diff changeset
677
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jlarmour
parents:
diff changeset
678 len = strlen(src) + 1;
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jlarmour
parents:
diff changeset
679 if ((dst = (char *)malloc(len)) == NULL)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
680 return(NULL);
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jlarmour
parents:
diff changeset
681 strcpy(dst, src);
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jlarmour
parents:
diff changeset
682 return(dst);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
683 }
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jlarmour
parents:
diff changeset
684 #endif /* HAVE_STRDUP */
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jlarmour
parents:
diff changeset
685
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jlarmour
parents:
diff changeset
686 #ifndef HAVE_SETENV
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jlarmour
parents:
diff changeset
687 int setenv(const char *name,
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jlarmour
parents:
diff changeset
688 const char *value,
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jlarmour
parents:
diff changeset
689 int overwrite)
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jlarmour
parents:
diff changeset
690 {
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jlarmour
parents:
diff changeset
691 char *cp;
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jlarmour
parents:
diff changeset
692 int ret;
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jlarmour
parents:
diff changeset
693
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jlarmour
parents:
diff changeset
694 if (overwrite == 0) {
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jlarmour
parents:
diff changeset
695 if (getenv(name)) return 0;
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jlarmour
parents:
diff changeset
696 }
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jlarmour
parents:
diff changeset
697 cp = (char*)malloc(strlen(name)+strlen(value)+2);
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jlarmour
parents:
diff changeset
698 if (cp == NULL) return -1;
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jlarmour
parents:
diff changeset
699 sprintf(cp, "%s=%s", name, value);
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jlarmour
parents:
diff changeset
700 ret = putenv(cp);
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jlarmour
parents:
diff changeset
701 return ret;
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jlarmour
parents:
diff changeset
702 }
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jlarmour
parents:
diff changeset
703 #endif /* HAVE_SETENV */
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jlarmour
parents:
diff changeset
704
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jlarmour
parents:
diff changeset
705 int
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jlarmour
parents:
diff changeset
706 calculate_time_diff(struct timeval *now, struct timeval *then)
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jlarmour
parents:
diff changeset
707 {
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jlarmour
parents:
diff changeset
708 struct timeval tmp, diff;
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jlarmour
parents:
diff changeset
709 memcpy(&tmp, now, sizeof(struct timeval));
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jlarmour
parents:
diff changeset
710 tmp.tv_sec--;
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jlarmour
parents:
diff changeset
711 tmp.tv_usec += 1000000L;
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jlarmour
parents:
diff changeset
712 diff.tv_sec = tmp.tv_sec - then->tv_sec;
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jlarmour
parents:
diff changeset
713 diff.tv_usec = tmp.tv_usec - then->tv_usec;
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jlarmour
parents:
diff changeset
714 if (diff.tv_usec > 1000000L){
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
715 diff.tv_usec -= 1000000L;
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jlarmour
parents:
diff changeset
716 diff.tv_sec++;
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jlarmour
parents:
diff changeset
717 }
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jlarmour
parents:
diff changeset
718 return ((diff.tv_sec * 100) + (diff.tv_usec / 10000));
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
719 }
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jlarmour
parents:
diff changeset
720
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jlarmour
parents:
diff changeset
721 #ifndef HAVE_STRCASESTR
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jlarmour
parents:
diff changeset
722 /*
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jlarmour
parents:
diff changeset
723 * only glibc2 has this.
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jlarmour
parents:
diff changeset
724 */
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jlarmour
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diff changeset
725 char *strcasestr(const char *haystack, const char *needle)
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jlarmour
parents:
diff changeset
726 {
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jlarmour
parents:
diff changeset
727 const char *cp1=haystack, *cp2=needle;
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jlarmour
parents:
diff changeset
728 const char *cx;
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jlarmour
parents:
diff changeset
729 int tstch1, tstch2;
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parents:
diff changeset
730
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jlarmour
parents:
diff changeset
731 /* printf("looking for '%s' in '%s'\n", needle, haystack); */
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parents:
diff changeset
732 if (cp1 && cp2 && *cp1 && *cp2)
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jlarmour
parents:
diff changeset
733 for (cp1=haystack, cp2=needle; *cp1; ) {
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jlarmour
parents:
diff changeset
734 cx = cp1; cp2 = needle;
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jlarmour
parents:
diff changeset
735 do {
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jlarmour
parents:
diff changeset
736 /* printf("T'%c' ", *cp1); */
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jlarmour
parents:
diff changeset
737 if (! *cp2) { /* found the needle */
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jlarmour
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diff changeset
738 /* printf("\nfound '%s' in '%s'\n", needle, cx); */
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diff changeset
739 return (char *)cx;
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740 }
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diff changeset
741 if (! *cp1)
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jlarmour
parents:
diff changeset
742 break;
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diff changeset
743
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diff changeset
744 tstch1 = toupper(*cp1);
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diff changeset
745 tstch2 = toupper(*cp2);
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jlarmour
parents:
diff changeset
746 if (tstch1 != tstch2)
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jlarmour
parents:
diff changeset
747 break;
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jlarmour
parents:
diff changeset
748 /* printf("M'%c' ", *cp1); */
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diff changeset
749 cp1++; cp2++;
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diff changeset
750 }
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diff changeset
751 while (1);
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diff changeset
752 if (*cp1)
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diff changeset
753 cp1++;
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jlarmour
parents:
diff changeset
754 }
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jlarmour
parents:
diff changeset
755 /* printf("\n"); */
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jlarmour
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diff changeset
756 if (cp1 && *cp1)
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jlarmour
parents:
diff changeset
757 return (char *)cp1;
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parents:
diff changeset
758
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parents:
diff changeset
759 return NULL;
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parents:
diff changeset
760 }
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parents:
diff changeset
761 #endif
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parents:
diff changeset
762
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jlarmour
parents:
diff changeset
763 #if !defined(__ECOS)
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jlarmour
parents:
diff changeset
764 int
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jlarmour
parents:
diff changeset
765 mkdirhier(const char *pathname, mode_t mode, int skiplast) {
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jlarmour
parents:
diff changeset
766 struct stat sbuf;
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jlarmour
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diff changeset
767 char *ourcopy = strdup(pathname);
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jlarmour
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diff changeset
768 char *entry;
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jlarmour
parents:
diff changeset
769 char buf[SNMP_MAXPATH];
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jlarmour
parents:
diff changeset
770
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jlarmour
parents:
diff changeset
771 entry = strtok( ourcopy, "/" );
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jlarmour
parents:
diff changeset
772
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jlarmour
parents:
diff changeset
773 buf[0] = '\0';
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jlarmour
parents:
diff changeset
774 /* check to see if filename is a directory */
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jlarmour
parents:
diff changeset
775 while ( entry ) {
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jlarmour
parents:
diff changeset
776 strcat(buf,"/");
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jlarmour
parents:
diff changeset
777 strcat(buf, entry);
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jlarmour
parents:
diff changeset
778 entry = strtok( NULL, "/");
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jlarmour
parents:
diff changeset
779 if (entry == NULL && skiplast)
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jlarmour
parents:
diff changeset
780 break;
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jlarmour
parents:
diff changeset
781 if (stat(buf, &sbuf) < 0) {
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jlarmour
parents:
diff changeset
782 /* DNE, make it */
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jlarmour
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diff changeset
783 snmp_log(LOG_INFO, "Creating directory: %s\n", buf);
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jlarmour
parents:
diff changeset
784 #ifdef WIN32
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jlarmour
parents:
diff changeset
785 CreateDirectory(buf, NULL);
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jlarmour
parents:
diff changeset
786 #else
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jlarmour
parents:
diff changeset
787 mkdir(buf, mode);
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jlarmour
parents:
diff changeset
788 #endif
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jlarmour
parents:
diff changeset
789 } else {
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jlarmour
parents:
diff changeset
790 /* exists, is it a file? */
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jlarmour
parents:
diff changeset
791 if ((sbuf.st_mode & S_IFDIR) == 0) {
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jlarmour
parents:
diff changeset
792 /* ack! can't make a directory on top of a file */
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jlarmour
parents:
diff changeset
793 free(ourcopy);
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jlarmour
parents:
diff changeset
794 return SNMPERR_GENERR;
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jlarmour
parents:
diff changeset
795 }
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jlarmour
parents:
diff changeset
796 }
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jlarmour
parents:
diff changeset
797 }
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jlarmour
parents:
diff changeset
798 free(ourcopy);
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jlarmour
parents:
diff changeset
799 return SNMPERR_SUCCESS;
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jlarmour
parents:
diff changeset
800 }
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jlarmour
parents:
diff changeset
801 #endif
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jlarmour
parents:
diff changeset
802
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jlarmour
parents:
diff changeset
803
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jlarmour
parents:
diff changeset
804 #ifdef __ECOS
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jlarmour
parents:
diff changeset
805 #include <cyg/kernel/kapi.h>
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jlarmour
parents:
diff changeset
806
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jlarmour
parents:
diff changeset
807 long get_boottime (void)
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jlarmour
parents:
diff changeset
808 {
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jlarmour
parents:
diff changeset
809 return 1l;
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jlarmour
parents:
diff changeset
810 }
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jlarmour
parents:
diff changeset
811
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jlarmour
parents:
diff changeset
812 long get_uptime (void)
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jlarmour
parents:
diff changeset
813 {
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jlarmour
parents:
diff changeset
814 return cyg_current_time();
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
815 }
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jlarmour
parents:
diff changeset
816
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
817 #endif
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jlarmour
parents:
diff changeset
818