src/server/util/util.c

Tue, 25 Jun 2013 15:45:13 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Tue, 25 Jun 2013 15:45:13 +0200
changeset 77
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parent 69
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child 81
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some fixes

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
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5 *
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6 * THE BSD LICENSE
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7 *
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8 * Redistribution and use in source and binary forms, with or without
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9 * modification, are permitted provided that the following conditions are met:
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10 *
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11 * Redistributions of source code must retain the above copyright notice, this
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12 * list of conditions and the following disclaimer.
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13 * Redistributions in binary form must reproduce the above copyright notice,
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14 * this list of conditions and the following disclaimer in the documentation
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15 * and/or other materials provided with the distribution.
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16 *
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17 * Neither the name of the nor the names of its contributors may be
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18 * used to endorse or promote products derived from this software without
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19 * specific prior written permission.
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20 *
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21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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25 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 */
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33
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34 /*
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35 * util.c: A hodge podge of utility functions and standard functions which
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36 * are unavailable on certain systems
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37 *
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38 * Rob McCool
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39 */
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40
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41 #ifdef XP_UNIX
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42 #include <sys/types.h>
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43 #include <sys/wait.h>
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44 #include <stdlib.h>
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45 #include <unistd.h>
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46 #include <limits.h>
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47 #include "prthread.h"
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48 #endif /* XP_UNIX */
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49
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50
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51 //include "nspr.h"
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52 #include <errno.h>
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53
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54 #include "../daemon/netsite.h"
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55 #include "../public/nsapi.h"
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56
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57 #include "util.h"
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58
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60
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61 /* ------------------------------ _uudecode ------------------------------- */
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62
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63 static const unsigned char pr2six[256] = {
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64 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
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65 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,62,64,64,64,63,
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66 52,53,54,55,56,57,58,59,60,61,64,64,64,64,64,64,64,0,1,2,3,4,5,6,7,8,9,
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67 10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,64,64,64,64,64,64,26,27,
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68 28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,
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69 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
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70 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
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71 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
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72 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
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73 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
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74 64,64,64,64,64,64,64,64,64,64,64,64,64
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75 };
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76
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77 /** you MUST reserve at least 2 additional bytes for bufout */
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78 size_t util_base64decode(char *bufcoded, size_t codedbytes, char *bufout) {
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79 register char *bufin = bufcoded;
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80 register int nprbytes;
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81 size_t nbytesdecoded;
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82
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83 /* Find the length */
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84 nprbytes = (int) codedbytes;
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85 while(pr2six[(int)(bufin[nprbytes-1])] >= 64) {
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86 nprbytes--;
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87 }
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88 nbytesdecoded = ((nprbytes+3)/4) * 3;
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89
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90 while (nprbytes > 0) {
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91 *(bufout++) = (unsigned char)
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92 (pr2six[(int)(*bufin)] << 2 | pr2six[(int)bufin[1]] >> 4);
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93 *(bufout++) = (unsigned char)
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94 (pr2six[(int)bufin[1]] << 4 | pr2six[(int)bufin[2]] >> 2);
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95 *(bufout++) = (unsigned char)
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96 (pr2six[(int)bufin[2]] << 6 | pr2six[(int)bufin[3]]);
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97 bufin += 4;
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98 nprbytes -= 4;
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99 }
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100
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101 if(nprbytes & 03) {
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102 if(pr2six[(int)bufin[-2]] > 63)
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103 nbytesdecoded -= 2;
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104 else
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105 nbytesdecoded -= 1;
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106 }
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107
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108 return nbytesdecoded;
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109 }
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110
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111
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112 /* --------------------------- util_env_create ---------------------------- */
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113
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114
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115 NSAPI_PUBLIC char **util_env_create(char **env, int n, int *pos)
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116 {
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117 int x;
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118
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119 if(!env) {
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120 *pos = 0;
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121 return (char **) MALLOC((n + 1)*sizeof(char *));
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122 }
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123 else {
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124 for(x = 0; (env[x]); x++);
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125 env = (char **) REALLOC(env, (n + x + 1)*(sizeof(char *)));
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126 *pos = x;
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127 return env;
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128 }
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129 }
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130
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131
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132 /* ---------------------------- util_env_free ----------------------------- */
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133
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134
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135 NSAPI_PUBLIC void util_env_free(char **env)
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136 {
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137 register char **ep = env;
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138
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139 for(ep = env; *ep; ep++)
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140 FREE(*ep);
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141 FREE(env);
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142 }
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143
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144 /* ----------------------------- util_env_str ----------------------------- */
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145
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146
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147 NSAPI_PUBLIC char *util_env_str(const char *name, const char *value) {
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148 char *t;
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149
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150 t = (char *) MALLOC(strlen(name)+strlen(value)+2); /* 2: '=' and '\0' */
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151
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152 sprintf(t, "%s=%s", name, value);
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153
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154 return t;
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155 }
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156
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157
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158 /* --------------------------- util_env_replace --------------------------- */
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159
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160
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161 NSAPI_PUBLIC void util_env_replace(char **env, const char *name, const char *value)
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162 {
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163 int x, y, z;
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164 char *i;
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165
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166 for(x = 0; env[x]; x++) {
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167 i = strchr(env[x], '=');
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168 *i = '\0';
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169 if(!strcmp(env[x], name)) {
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170 y = strlen(env[x]);
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171 z = strlen(value);
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172
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173 env[x] = (char *) REALLOC(env[x], y + z + 2);
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174 util_sprintf(&env[x][y], "=%s", value);
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175 return;
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176 }
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177 *i = '=';
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178 }
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179 }
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180
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181
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182 /* ---------------------------- util_env_find ----------------------------- */
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183
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184
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185 NSAPI_PUBLIC char *util_env_find(char **env, const char *name)
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186 {
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187 char *i;
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188 int x, r;
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189
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190 for(x = 0; env[x]; x++) {
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191 i = strchr(env[x], '=');
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192 *i = '\0';
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193 r = !strcmp(env[x], name);
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194 *i = '=';
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195 if(r)
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196 return i + 1;
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197 }
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198 return NULL;
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199 }
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200
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201
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202 /* ---------------------------- util_env_copy ----------------------------- */
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203
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204
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205 NSAPI_PUBLIC char **util_env_copy(char **src, char **dst)
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206 {
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207 char **src_ptr;
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208 int src_cnt;
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209 int index;
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210
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211 if (!src)
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212 return NULL;
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213
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214 for (src_cnt = 0, src_ptr = src; *src_ptr; src_ptr++, src_cnt++);
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215
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216 if (!src_cnt)
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217 return NULL;
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218
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219 dst = util_env_create(dst, src_cnt, &index);
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220
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221 for (src_ptr = src; *src_ptr; index++, src_ptr++)
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222 dst[index] = STRDUP(*src_ptr);
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223 dst[index] = NULL;
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224
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225 return dst;
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226 }
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227
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228 /* ----------------------------- util_sprintf ----------------------------- */
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229
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230 NSAPI_PUBLIC int util_vsnprintf(char *s, int n, register const char *fmt,
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231 va_list args)
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232 {
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233 return vsnprintf(s, n, fmt, args);
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234 }
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235
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236 NSAPI_PUBLIC int util_snprintf(char *s, int n, const char *fmt, ...)
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237 {
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238 va_list args;
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239 va_start(args, fmt);
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240 return vsnprintf(s, n, fmt, args);
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241 }
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242
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243 NSAPI_PUBLIC int util_vsprintf(char *s, register const char *fmt, va_list args)
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244 {
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245 return vsprintf(s, fmt, args);
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246 }
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247
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248 NSAPI_PUBLIC int util_sprintf(char *s, const char *fmt, ...)
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249 {
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250 va_list args;
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251 va_start(args, fmt);
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252 return vsprintf(s, fmt, args);
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253 }
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254
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255 // TODO: asprintf
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256
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257
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258 NSAPI_PUBLIC int INTutil_getboolean(const char *v, int def) {
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259 if(v[0] == 'T' || v[0] == 't') {
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260 return 1;
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261 }
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262 if(v[0] == 'F' || v[0] == 'f') {
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263 return 0;
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264 }
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265 return def;
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266 }
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267
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268
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269 /* ------------------------------ util_itoa ------------------------------- */
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270 /*
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271 NSAPI_PUBLIC int util_itoa(int i, char *a)
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272 {
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273 int len = util_i64toa(i, a);
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274
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275 PR_ASSERT(len < UTIL_ITOA_SIZE);
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276
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277 return len;
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278 }
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279 */
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280 NSAPI_PUBLIC int INTutil_itoa(int i, char *a) {
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281 return INTutil_i64toa(i, a);
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282 }
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283
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284
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285 /* ----------------------------- util_i64toa ------------------------------ */
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286
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287 /*
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288 * Assumption: Reversing the digits will be faster in the general case
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289 * than doing a log10 or some nasty trick to find the # of digits.
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290 */
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291
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292 NSAPI_PUBLIC int INTutil_i64toa(int64_t i, char *a)
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293 {
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294 register int x, y, p;
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295 register char c;
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296 int negative;
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297
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298 negative = 0;
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299 if(i < 0) {
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300 *a++ = '-';
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301 negative = 1;
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302 i = -i;
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303 }
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304 p = 0;
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305 while(i > 9) {
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306 a[p++] = (i%10) + '0';
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307 i /= 10;
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308 }
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309 a[p++] = i + '0';
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310
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311 if(p > 1) {
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312 for(x = 0, y = p - 1; x < y; ++x, --y) {
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313 c = a[x];
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314 a[x] = a[y];
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315 a[y] = c;
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316 }
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317 }
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diff changeset
318 a[p] = '\0';
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
319
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
320 //PR_ASSERT(p + negative < UTIL_I64TOA_SIZE);
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
321
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
322 return p + negative;
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
323 }
47
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
324
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
325
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
326
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
327 #ifndef XP_WIN32
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
328 NSAPI_PUBLIC struct passwd *
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
329 util_getpwnam(const char *name, struct passwd *result, char *buffer,
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
330 int buflen)
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
331 {
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
332 struct passwd *rv;
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
333
69
4a10bc0ee80d compiles on os x
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
334 #if defined(AIX) || defined(LINUX) || defined(HPUX) || defined(OSX)
47
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
335 errno = getpwnam_r(name, result, buffer, buflen, &rv);
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
336 if (errno != 0)
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
337 rv = NULL;
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
338 #else
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
339 rv = getpwnam_r(name, result, buffer, buflen);
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
340 #endif
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
341
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
342 return rv;
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
343 }
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
344 #endif
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
345
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
346
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
347 #ifndef XP_WIN32
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
348 NSAPI_PUBLIC struct passwd *
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
349 util_getpwuid(uid_t uid, struct passwd *result, char *buffer, int buflen)
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
350 {
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
351 struct passwd *rv;
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
352
69
4a10bc0ee80d compiles on os x
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
353 #if defined(AIX) || defined(LINUX) || defined(HPUX) || defined(OSX)
47
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
354 errno = getpwuid_r(uid, result, buffer, buflen, &rv);
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
355 if (errno != 0)
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
356 rv = NULL;
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
357 #else
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
358 rv = getpwuid_r(uid, result, buffer, buflen);
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
359 #endif
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
360
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
361 return rv;
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
362 }
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 24
diff changeset
363 #endif
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
364
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
365
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
366 NSAPI_PUBLIC int util_errno2status(int errno_value) {
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
367 switch(errno_value) {
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
368 case 0: {
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
369 return 200;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
370 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
371 case EACCES: {
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
372 return 403;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
373 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
374 case ENOENT: {
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
375 return 404;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
376 break;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
377 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
378 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
379 return 500;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
380 }
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
381
59
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
382 NSAPI_PUBLIC int util_uri_unescape_strict(char *s)
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
383 {
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
384 char *t, *u, t1, t2;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
385 int rv = 1;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
386
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
387 for(t = s, u = s; *t; ++t, ++u) {
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
388 if (*t == '%') {
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
389 t1 = t[1] & 0xdf; /* [a-f] -> [A-F] */
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
390 if ((t1 < 'A' || t1 > 'F') && (t[1] < '0' || t[1] > '9'))
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
391 rv = 0;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
392
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
393 t2 = t[2] & 0xdf; /* [a-f] -> [A-F] */
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
394 if ((t2 < 'A' || t2 > 'F') && (t[2] < '0' || t[2] > '9'))
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
395 rv = 0;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
396
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
397 *u = ((t[1] >= 'A' ? ((t[1] & 0xdf) - 'A')+10 : (t[1] - '0'))*16) +
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
398 (t[2] >= 'A' ? ((t[2] & 0xdf) - 'A')+10 : (t[2] - '0'));
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
399 t += 2;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
400 }
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
401 else if (u != t)
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
402 *u = *t;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
403 }
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
404 *u = *t;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
405
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
406 return rv;
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
407 }
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
408
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
409 NSAPI_PUBLIC
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
410 sstr_t util_path_append(pool_handle_t *pool, char *path, char *ch) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
411 sstr_t parent = sstr(path);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
412 sstr_t child = sstr(ch);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
413 sstr_t newstr;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
414 sstr_t s;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
415
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
416 s.length = 0;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
417 s.ptr = NULL;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
418 newstr.length = parent.length + child.length;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
419 if(parent.ptr[parent.length - 1] != '/') {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
420 s = sstrn("/", 1);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
421 newstr.length++;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
422 }
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
423
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
424 newstr.ptr = pool_malloc(pool, newstr.length + 1);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
425 if(!newstr.ptr) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
426 // TODO: error
59
ab25c0a231d0 some fixes and new public APIs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 58
diff changeset
427 newstr.length = 0;
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
428 return newstr;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
429 }
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
430 if(s.length == 1) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
431 newstr = sstrncat(3, newstr, parent, s, child);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
432 } else {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
433 newstr = sstrncat(2, newstr, parent, child);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
434 }
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
435 newstr.ptr[newstr.length] = '\0';
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
436
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
437 return newstr;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
438 }
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
439
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
440 sstr_t util_path_remove_last(sstr_t path) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
441 int i;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
442 for(i=path.length-1;i>=0;i--) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
443 char c = path.ptr[i];
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
444 if(c == '/') {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
445 path.ptr[i] = 0;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
446 path.length = i;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
447 break;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
448 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
449 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
450 if(i < 0) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
451 path.ptr = NULL;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
452 path.length = 0;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
453 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
454 return path;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 62
diff changeset
455 }

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