libidav/utils.c

Sat, 19 Mar 2016 18:49:36 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sat, 19 Mar 2016 18:49:36 +0100
changeset 224
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parent 189
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child 225
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permissions
-rw-r--r--

added more cleanup code

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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 2016 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <time.h>
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30 #include <stdio.h>
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31 #include <stdlib.h>
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32 #include <string.h>
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33 #include <errno.h>
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34 #include <ctype.h>
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35 #include <ucx/string.h>
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36 #include <ucx/buffer.h>
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37 #include <ucx/utils.h>
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38 #include <libxml/tree.h>
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39 #include <curl/curl.h>
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40
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41 #ifdef _WIN32
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42 #include <conio.h>
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43 #define getpasswordchar() getch()
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44 #else
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45 #include <termios.h>
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46 #define getpasswordchar() getchar()
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47 #endif
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48
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49 #include <openssl/hmac.h>
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50 #include <openssl/evp.h>
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51 #include <openssl/bio.h>
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52 #include <openssl/buffer.h>
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53 #include <openssl/rand.h>
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54
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55 #include "utils.h"
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56 #include "crypto.h"
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57 #include "webdav.h"
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58
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59 static size_t extractval(sstr_t str, char *result, char delim) {
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60 size_t n = 0;
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61 for(size_t i = 0; i < str.length ; i++) {
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62 if(isdigit(str.ptr[i])) {
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63 result[n++] = str.ptr[i];
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64 } else if(str.ptr[i] != delim) {
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65 return 0;
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66 }
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67 }
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68 result[n] = '\0';
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69 return n;
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70 }
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71
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72 static time_t parse_iso8601(char *iso8601str) {
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73
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74 // safety
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75 if(!iso8601str) {
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76 return 0;
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77 }
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78
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79 // local vars
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80 struct tm tparts;
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81 memset(&tparts, 0, sizeof(struct tm));
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82 long val;
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83 char conv[16];
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84
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85 // work on the trimmed string
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86 sstr_t date = sstrtrim(sstr(iso8601str));
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87
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88 sstr_t time = sstrchr(date, 'T');
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89 if(time.length == 0) {
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90 return 0;
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91 }
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92 date.length = time.ptr - date.ptr;
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93 time.ptr++; time.length--;
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94
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95 sstr_t tzinfo;
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96 if((tzinfo = sstrchr(time, 'Z')).length > 0 ||
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97 (tzinfo = sstrchr(time, '+')).length > 0 ||
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98 (tzinfo = sstrchr(time, '-')).length > 0) {
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99
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100 time.length = tzinfo.ptr - time.ptr;
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101 }
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102
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103 // parse date
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104 if((date.length != 8 && date.length != 10)
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105 || extractval(date, conv , '-') != 8) {
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106 return 0;
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107 }
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108 val = atol(conv);
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109 if(val < 19000000L) {
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110 return 0;
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111 }
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112 tparts.tm_mday = val % 100;
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113 tparts.tm_mon = (val % 10000) / 100 - 1;
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114 tparts.tm_year = val / 10000 - 1900;
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115
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116 // parse time and skip possible fractional seconds
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117 sstr_t frac;
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118 if((frac = sstrchr(time, '.')).length > 0 ||
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119 (frac = sstrchr(time, ',')).length > 0) {
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120 time.length = frac.ptr - time.ptr;
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121 }
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122 if((time.length != 6 && time.length != 8)
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123 || extractval(time, conv , ':') != 6) {
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124 return 0;
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125 }
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126 val = atol(conv);
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127 tparts.tm_sec = val % 100;
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128 tparts.tm_min = (val % 10000) / 100;
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129 tparts.tm_hour = val / 10000;
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130
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131
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132 // parse time zone (if any)
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133 if(tzinfo.length == 0) {
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134 // local time
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135 tparts.tm_isdst = -1;
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136 return mktime(&tparts);
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137 } else if(!sstrcmp(tzinfo, S("Z"))) {
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138 #ifdef __FreeBSD__
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139 return timegm(&tparts);
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140 #else
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141 return mktime(&tparts) - timezone;
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142 #endif
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143 } else if(tzinfo.ptr[0] == '+' || tzinfo.ptr[0] == '-') {
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144 int sign = (tzinfo.ptr[0] == '+') ? -1 : 1;
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145
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146 if(tzinfo.length > 6) {
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147 return 0;
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148 } else {
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149 tzinfo.ptr++; tzinfo.length--;
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parents: 176
diff changeset
150 extractval(tzinfo, conv, ':');
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parents: 176
diff changeset
151 val = atol(conv);
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parents: 176
diff changeset
152 val = 60 * (val / 100) + (val % 100);
184
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parents: 181
diff changeset
153 #ifdef __FreeBSD__
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parents: 181
diff changeset
154 return timegm(&tparts) + (time_t) (60 * val * sign);
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parents: 181
diff changeset
155 #else
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parents: 181
diff changeset
156 return mktime(&tparts) - timezone + (time_t) (60 * val * sign);
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parents: 181
diff changeset
157 #endif
177
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parents: 176
diff changeset
158 }
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parents: 176
diff changeset
159 } else {
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parents: 176
diff changeset
160 return 0;
160
ba8f1691c0ee added parser for iso8601 dates
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parents: 159
diff changeset
161 }
ba8f1691c0ee added parser for iso8601 dates
Mike Becker <universe@uap-core.de>
parents: 159
diff changeset
162 }
ba8f1691c0ee added parser for iso8601 dates
Mike Becker <universe@uap-core.de>
parents: 159
diff changeset
163
33
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
164
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parents:
diff changeset
165 time_t util_parse_creationdate(char *str) {
160
ba8f1691c0ee added parser for iso8601 dates
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parents: 159
diff changeset
166 // parse a ISO-8601 date (rfc-3339)
33
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parents:
diff changeset
167 // example: 2012-11-29T21:35:35Z
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parents:
diff changeset
168 if(!str) {
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parents:
diff changeset
169 return 0;
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
170 }
160
ba8f1691c0ee added parser for iso8601 dates
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parents: 159
diff changeset
171
177
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parents: 176
diff changeset
172 return parse_iso8601(str);
33
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parents:
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173 }
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parents:
diff changeset
174
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parents:
diff changeset
175 time_t util_parse_lastmodified(char *str) {
158
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
176 // parse a rfc-1123 date
33
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parents:
diff changeset
177 // example: Thu, 29 Nov 2012 21:35:35 GMT
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parents:
diff changeset
178 if(!str) {
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parents:
diff changeset
179 return 0;
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parents:
diff changeset
180 } else {
158
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
181 time_t result = curl_getdate(str, NULL);
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parents: 153
diff changeset
182 if(result == -1) {
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
183 // some shit server don't comply with the WebDAV standard and
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
184 // use ISO-8601 dates for lastmodified (e.g. Microsoft Sharepoint)
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
185 return util_parse_creationdate(str);
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
186 } else {
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
187 return result;
33237261321e added fallback for util_parse_lastmodified, because some servers incorrectly use ISO-8601 dates for lastmodified - TODO: implement the ISO-8601 parsing
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parents: 153
diff changeset
188 }
33
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
189 }
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
190 }
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
191
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parents:
diff changeset
192 int util_getboolean(char *v) {
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parents:
diff changeset
193 if(v[0] == 'T' || v[0] == 't') {
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parents:
diff changeset
194 return 1;
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parents:
diff changeset
195 }
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parents:
diff changeset
196 return 0;
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parents:
diff changeset
197 }
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parents:
diff changeset
198
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
199 int util_strtoint(char *str, int64_t *value) {
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parents:
diff changeset
200 char *end;
124
41939c8f3f9c expression compiler generates byte code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 119
diff changeset
201 errno = 0;
33
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
202 int64_t val = strtoll(str, &end, 0);
124
41939c8f3f9c expression compiler generates byte code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 119
diff changeset
203 if(errno == 0) {
33
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parents:
diff changeset
204 *value = val;
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parents:
diff changeset
205 return 1;
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parents:
diff changeset
206 } else {
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
207 return 0;
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parents:
diff changeset
208 }
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
209 }
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
210
151
a316613205dc fixed some memory leaks, content verification and dav info
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parents: 150
diff changeset
211 char* util_url_base(char *url) {
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parents: 150
diff changeset
212 sstr_t u = sstr(url);
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parents: 150
diff changeset
213 int len = u.length;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
214 int slashcount = 0;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
215 int slmax;
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parents: 150
diff changeset
216 if(len > 7 && !strncasecmp(url, "http://", 7)) {
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parents: 150
diff changeset
217 slmax = 3;
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parents: 150
diff changeset
218 } else if(len > 8 && !strncasecmp(url, "https://", 8)) {
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parents: 150
diff changeset
219 slmax = 3;
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
220 } else {
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parents: 150
diff changeset
221 slmax = 1;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
222 }
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
223 char c;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
224 int i = 0;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
225 for(i=0;i<len;i++) {
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parents: 150
diff changeset
226 c = url[i];
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
227 if(c == '/') {
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
228 slashcount++;
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
229 if(slashcount == slmax) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
230 i++;
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
231 break;
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
232 }
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
233 }
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
234 }
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
235 sstr_t server = sstrsubsl(u, 0, i);
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
236 server = sstrdup(server);
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
237 return server.ptr;
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
238 }
a316613205dc fixed some memory leaks, content verification and dav info
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 150
diff changeset
239
33
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
240 char* util_url_path(char *url) {
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
241 char *path = NULL;
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
242 size_t len = strlen(url);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
243 int slashcount = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
244 int slmax;
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
245 if(len > 7 && !strncasecmp(url, "http://", 7)) {
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parents:
diff changeset
246 slmax = 3;
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
247 } else if(len > 8 && !strncasecmp(url, "https://", 8)) {
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
248 slmax = 3;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
249 } else {
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
250 slmax = 1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
251 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
252 char c;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
253 for(int i=0;i<len;i++) {
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
254 c = url[i];
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
255 if(c == '/') {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
256 slashcount++;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
257 if(slashcount == slmax) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
258 path = url + i;
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
259 break;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
260 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
261 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
262 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
263 return path;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
264 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
265
66
f8c1f685e08e some bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
266 char* util_url_decode(DavSession *sn, char *url) {
f8c1f685e08e some bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
267 char *unesc = curl_easy_unescape(sn->handle, url, strlen(url), NULL);
f8c1f685e08e some bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
268 char *ret = strdup(unesc);
f8c1f685e08e some bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
269 curl_free(unesc);
f8c1f685e08e some bug fixes
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parents: 43
diff changeset
270 return ret;
f8c1f685e08e some bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
271 }
f8c1f685e08e some bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
272
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
273 static size_t util_header_callback(char *buffer, size_t size,
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
274 size_t nitems, void *data) {
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
275
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
276 sstr_t sbuffer = sstrn(buffer, size*nitems);
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
277
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
278 UcxMap *map = (UcxMap*) data;
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
279
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
280 // if we get a status line, clear the map and exit
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
281 if(sstrprefix(sbuffer, S("HTTP/"))) {
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
282 ucx_map_free_content(map, free);
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
283 ucx_map_clear(map);
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
284 return size*nitems;
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
285 }
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
286
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
287 // if we get the terminating CRLF, just exit
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
288 if(!sstrcmp(sbuffer, S("\r\n"))) {
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
289 return 2;
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
290 }
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
291
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
292 sstr_t key = sbuffer;
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
293 sstr_t value = sstrchr(sbuffer, ':');
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
294
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
295 if(value.length == 0) {
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
296 return 0; // invalid header line
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
297 }
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
298
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
299 key.length = value.ptr - key.ptr;
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
300 value.ptr++; value.length--;
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
301
174
e7e56c56d126 updated ucx and used new sstrlower in util_header_callback
Mike Becker <universe@uap-core.de>
parents: 173
diff changeset
302 key = sstrlower(sstrtrim(key));
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
303 value = sstrdup(sstrtrim(value));
174
e7e56c56d126 updated ucx and used new sstrlower in util_header_callback
Mike Becker <universe@uap-core.de>
parents: 173
diff changeset
304
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
305 ucx_map_sstr_put(map, key, value.ptr);
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
306
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
307 free(key.ptr);
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
308
173
947843245525 improved util_header_callback by using sstr_t
Mike Becker <universe@uap-core.de>
parents: 170
diff changeset
309 return sbuffer.length;
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
310 }
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
311
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
312 void util_capture_header(CURL *handle, UcxMap* map) {
176
747f3796eddd improved util_capture_header when deactivating the capturing
Mike Becker <universe@uap-core.de>
parents: 174
diff changeset
313 if(map) {
747f3796eddd improved util_capture_header when deactivating the capturing
Mike Becker <universe@uap-core.de>
parents: 174
diff changeset
314 curl_easy_setopt(handle, CURLOPT_HEADERFUNCTION, util_header_callback);
747f3796eddd improved util_capture_header when deactivating the capturing
Mike Becker <universe@uap-core.de>
parents: 174
diff changeset
315 curl_easy_setopt(handle, CURLOPT_HEADERDATA, map);
747f3796eddd improved util_capture_header when deactivating the capturing
Mike Becker <universe@uap-core.de>
parents: 174
diff changeset
316 } else {
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
317 curl_easy_setopt(handle, CURLOPT_HEADERFUNCTION, NULL);
176
747f3796eddd improved util_capture_header when deactivating the capturing
Mike Becker <universe@uap-core.de>
parents: 174
diff changeset
318 curl_easy_setopt(handle, CURLOPT_HEADERDATA, NULL);
170
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
319 }
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
320 }
cf054cded046 added depth header workaround for Microsoft IIS (tested with sharepoint)
Mike Becker <universe@uap-core.de>
parents: 161
diff changeset
321
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
322 char* util_resource_name(char *url) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
323 int si = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
324 int osi = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
325 int i = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
326 int p = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
327 char c;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
328 while((c = url[i]) != 0) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
329 if(c == '/') {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
330 osi = si;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
331 si = i;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
332 p = 1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
333 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
334 i++;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
335 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
336
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
337 char *name = url + si + p;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
338 if(name[0] == 0) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
339 name = url + osi + p;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
340 if(name[0] == 0) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
341 return url;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
342 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
343 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
344
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
345 return name;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
346 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
347
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
348 int util_mkdir(char *path, mode_t mode) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
349 #ifdef _WIN32
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
350 return mkdir(path);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
351 #else
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
352 return mkdir(path, mode);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
353 #endif
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
354 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
355
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
356 char* util_concat_path(char *url_base, char *p) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
357 sstr_t base = sstr(url_base);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
358 sstr_t path;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
359 if(p) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
360 path = sstr(p);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
361 } else {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
362 path = sstrn("", 0);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
363 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
364
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
365 int add_separator = 0;
150
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
366 if(base.length != 0 && base.ptr[base.length-1] == '/') {
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
367 if(path.ptr[0] == '/') {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
368 base.length--;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
369 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
370 } else {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
371 if(path.length == 0 || path.ptr[0] != '/') {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
372 add_separator = 1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
373 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
374 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
375
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
376 sstr_t url;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
377 if(add_separator) {
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 69
diff changeset
378 url = sstrcat(3, base, sstr("/"), path);
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
379 } else {
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 69
diff changeset
380 url = sstrcat(2, base, path);
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
381 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
382
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
383 return url.ptr;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
384 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
385
181
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
386 char* util_get_url(DavSession *sn, char *href) {
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
387 sstr_t base = sstr(sn->base_url);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
388 sstr_t href_str = sstr(href);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
389
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
390 char *base_path = util_url_path(sn->base_url);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
391 base.length -= strlen(base_path);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
392
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 69
diff changeset
393 sstr_t url = sstrcat(2, base, href_str);
181
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
394 return url.ptr;
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
395 }
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
396
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
397 void util_set_url(DavSession *sn, char *href) {
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
398 char *url = util_get_url(sn, href);
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
399 curl_easy_setopt(sn->handle, CURLOPT_URL, url);
a8f8cdbf85df implemented webdav copy and move method
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 177
diff changeset
400 free(url);
40
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
401 }
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
402
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
403 char* util_path_to_url(DavSession *sn, char *path) {
69
0dbdd7e8c1fc fixed incorrect use of UcxBuffer
Mike Becker <universe@uap-core.de>
parents: 66
diff changeset
404 char *space = malloc(256);
0dbdd7e8c1fc fixed incorrect use of UcxBuffer
Mike Becker <universe@uap-core.de>
parents: 66
diff changeset
405 UcxBuffer *url = ucx_buffer_new(space, 256, UCX_BUFFER_AUTOEXTEND);
40
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
406
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
407 // add base url
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
408 ucx_buffer_write(sn->base_url, 1, strlen(sn->base_url), url);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
409 // remove trailing slash
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
410 ucx_buffer_seek(url, -1, SEEK_CUR);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
411
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
412 sstr_t p = sstr(path);
74
da079dc0724c fixed many memory leaks
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 71
diff changeset
413 ssize_t ntk = 0;
40
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
414 sstr_t *tks = sstrsplit(p, S("/"), &ntk);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
415
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
416 for(int i=0;i<ntk;i++) {
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
417 sstr_t node = tks[i];
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
418 if(node.length > 0) {
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
419 char *esc = curl_easy_escape(sn->handle, node.ptr, node.length);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
420 ucx_buffer_putc(url, '/');
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
421 ucx_buffer_write(esc, 1, strlen(esc), url);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
422 curl_free(esc);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
423 }
74
da079dc0724c fixed many memory leaks
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 71
diff changeset
424 free(node.ptr);
40
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
425 }
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
426 free(tks);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
427 if(path[p.length-1] == '/') {
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
428 ucx_buffer_putc(url, '/');
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
429 }
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
430 ucx_buffer_putc(url, 0);
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
431
69
0dbdd7e8c1fc fixed incorrect use of UcxBuffer
Mike Becker <universe@uap-core.de>
parents: 66
diff changeset
432 space = url->space;
0dbdd7e8c1fc fixed incorrect use of UcxBuffer
Mike Becker <universe@uap-core.de>
parents: 66
diff changeset
433 ucx_buffer_free(url);
0dbdd7e8c1fc fixed incorrect use of UcxBuffer
Mike Becker <universe@uap-core.de>
parents: 66
diff changeset
434
40
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
435 return space;
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
436 }
a95ee94b9204 supports whitespace in paths
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 39
diff changeset
437
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
438 char* util_parent_path(char *path) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
439 char *name = util_resource_name(path);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
440 size_t namelen = strlen(name);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
441 size_t pathlen = strlen(path);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
442 size_t parentlen = pathlen - namelen;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
443 char *parent = malloc(parentlen + 1);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
444 memcpy(parent, path, parentlen);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
445 parent[parentlen] = '\0';
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
446 return parent;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
447 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
448
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
449
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
450 char* util_xml_get_text(xmlNode *elm) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451 xmlNode *node = elm->children;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
452 while(node) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
453 if(node->type == XML_TEXT_NODE) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
454 return (char*)node->content;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
455 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
456 node = node->next;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
457 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
458 return NULL;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
459 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
460
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
461
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
462 char* util_base64decode(char *in) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
463 int len = 0;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
464 return util_base64decode_len(in, &len);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
465 }
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
467 char* util_base64decode_len(char* in, int *outlen) {
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
468 size_t len = strlen(in);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
469 char *out = calloc(1, len);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
470
150
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
471 BIO *b = BIO_new_mem_buf(in, len);
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 BIO *d = BIO_new(BIO_f_base64());
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
473 BIO_set_flags(d, BIO_FLAGS_BASE64_NO_NL);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
474 b = BIO_push(d, b);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
475
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
476 *outlen = BIO_read(b, out, len);
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
477 BIO_free_all(b);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
478
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
479 return out;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
480 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
481
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
482 char* util_base64encode(char *in, size_t len) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
483 BIO *b;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
484 BIO *e;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
485 BUF_MEM *mem;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
486
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
487 e = BIO_new(BIO_f_base64());
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
488 b = BIO_new(BIO_s_mem());
150
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
489 BIO_set_flags(e, BIO_FLAGS_BASE64_NO_NL);
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
490
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
491 e = BIO_push(e, b);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
492 BIO_write(e, in, len);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
493 BIO_flush(e);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
494
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
495 BIO_get_mem_ptr(e, &mem);
150
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
496 char *out = malloc(mem->length + 1);
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
497 memcpy(out, mem->data, mem->length);
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
498 out[mem->length] = '\0';
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
499
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
500 BIO_free_all(e);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
501
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
502 return out;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
503 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 33
diff changeset
504
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
505 char* util_encrypt_str(DavSession *sn, char *str, char *key) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
506 DavKey *k = dav_context_get_key(sn->context, key);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
507 if(!k) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
508 // TODO: session error
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
509 return NULL;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
510 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
511
147
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
512 return util_encrypt_str_k(sn, str, k);
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
513 }
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
514
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
515 char* util_encrypt_str_k(DavSession *sn, char *str, DavKey *key) {
150
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
516 char *enc_str = aes_encrypt(str, strlen(str), key);
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
517 char *ret_str = dav_session_strdup(sn, enc_str);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
518 free(enc_str);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
519 return ret_str;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
520 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
521
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
522 char* util_decrypt_str(DavSession *sn, char *str, char *key) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
523 DavKey *k = dav_context_get_key(sn->context, key);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
524 if(!k) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
525 // TODO: session error
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
526 return NULL;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
527 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
528
147
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
529 return util_decrypt_str_k(sn, str, k);
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
530 }
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
531
458a8dc68048 added password based keys and fixed crash when keys are missing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 124
diff changeset
532 char* util_decrypt_str_k(DavSession *sn, char *str, DavKey *key) {
150
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
533 size_t len = 0;
37fb12574acd added checksums for encrypted resources
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 149
diff changeset
534 char *dec_str = aes_decrypt(str, &len, key);
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
535 char *ret_str = dav_session_strdup(sn, dec_str);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
536 free(dec_str);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
537 return ret_str;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
538 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
539
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
540 char* util_random_str() {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
541 unsigned char *str = malloc(25);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
542 str[24] = '\0';
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
543
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
544 sstr_t t = S(
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
545 "01234567890"
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
546 "abcdefghijklmnopqrstuvwxyz"
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
547 "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
548 const unsigned char *table = (const unsigned char*)t.ptr;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
549
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
550 RAND_pseudo_bytes(str, 24);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
551 for(int i=0;i<24;i++) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
552 int c = str[i] % t.length;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
553 str[i] = table[c];
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
554 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
555
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
556 return (char*)str;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
557 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 40
diff changeset
558
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
559 /*
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
560 * gets a substring from 0 to the appearance of the token
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
561 * tokens are separated by space
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
562 * sets sub to the substring and returns the remaining string
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
563 */
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
564 sstr_t util_getsubstr_until_token(sstr_t str, sstr_t token, sstr_t *sub) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
565 int i;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
566 int token_start = -1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
567 int token_end = -1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
568 for(i=0;i<=str.length;i++) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
569 int c;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
570 if(i == str.length) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
571 c = ' ';
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
572 } else {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
573 c = str.ptr[i];
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
574 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
575 if(c < 33) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
576 if(token_start != -1) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
577 token_end = i;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
578 size_t len = token_end - token_start;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
579 sstr_t tk = sstrsubsl(str, token_start, len);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
580 //printf("token: {%.*s}\n", token.length, token.ptr);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
581 if(!sstrcmp(tk, token)) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
582 *sub = sstrtrim(sstrsubsl(str, 0, token_start));
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
583 break;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
584 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
585 token_start = -1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
586 token_end = -1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
587 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
588 } else {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
589 if(token_start == -1) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
590 token_start = i;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
591 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
592 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
593 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
594
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
595 if(i < str.length) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
596 return sstrtrim(sstrsubs(str, i));
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
597 } else {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
598 str.ptr = NULL;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
599 str.length = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
600 return str;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
601 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
602 }
119
451607eeff05 added initial code for config commands
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 75
diff changeset
603
451607eeff05 added initial code for config commands
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 75
diff changeset
604 sstr_t util_readline(FILE *stream) {
451607eeff05 added initial code for config commands
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 75
diff changeset
605 UcxBuffer *buf = ucx_buffer_new(NULL, 128, UCX_BUFFER_AUTOEXTEND);
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606
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607 int c;
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608 while((c = fgetc(stream)) != '\n') {
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609 ucx_buffer_putc(buf, c);
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610 }
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611
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612 sstr_t str = sstrdup(sstrtrim(sstrn(buf->space, buf->size)));
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613 ucx_buffer_free(buf);
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614 return str;
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615 }
147
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616
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617 char* util_password_input(char *prompt) {
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618 fprintf(stderr, "%s", prompt);
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619 fflush(stderr);
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620
153
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621 #ifndef _WIN32
147
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622 // hide terminal input
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623 struct termios oflags, nflags;
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624 tcgetattr(fileno(stdin), &oflags);
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625 nflags = oflags;
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626 nflags.c_lflag &= ~ECHO;
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627 nflags.c_lflag |= ECHONL;
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628 if (tcsetattr(fileno(stdin), TCSANOW, &nflags) != 0) {
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629 perror("tcsetattr");
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630 }
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631 #endif
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632
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633 // read password input
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634 UcxBuffer *buf = ucx_buffer_new(NULL, 128, UCX_BUFFER_AUTOEXTEND);
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635 int c = 0;
153
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636 while((c = getpasswordchar()) != EOF) {
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637 if(c == '\n' || c == '\r') {
147
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638 break;
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639 }
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640 ucx_buffer_putc(buf, c);
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641 }
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642 ucx_buffer_putc(buf, 0);
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643 fflush(stdin);
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644
153
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645 #ifndef _WIN32
147
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646 // restore terminal settings
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647 if (tcsetattr(fileno(stdin), TCSANOW, &oflags) != 0) {
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648 perror("tcsetattr");
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649 }
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650 #endif
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651
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652 char *str = buf->space;
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653 free(buf); // only free the UcxBuffer struct
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654 return str;
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655 }
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656
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657 void util_generate_key(DavKey *key, char *password) {
149
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658 key->data = malloc(SHA256_DIGEST_LENGTH);
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659 key->length = SHA256_DIGEST_LENGTH;
147
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660 key->type = DAV_KEY_AES256;
149
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661 #ifdef __sun
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662 SHA256_CTX sha256;
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663 SHA256Init(&sha256);
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664 SHA256Update(&sha256, password, strlen(password));
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665 SHA256Final(key->data, &sha256);
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666 #else
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667 SHA256_CTX sha256;
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668 SHA256_Init(&sha256);
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669 SHA256_Update(&sha256, password, strlen(password));
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670 SHA256_Final(key->data, &sha256);
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671 #endif
147
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672 }
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673
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674 char* util_key_input(DavContext *ctx, DavKey *key) {
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675 sstr_t prompt = ucx_sprintf("Enter password for key (%s): ", key->name);
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676 char *password = util_password_input(prompt.ptr);
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677 free(prompt.ptr);
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678 return password;
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679 }
150
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680
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681
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682 char* util_hexstr(unsigned char *data, size_t len) {
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683 size_t buflen = 2*len + 4;
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684 UcxBuffer *buf = ucx_buffer_new(malloc(buflen), buflen + 1, 0);
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685 for(int i=0;i<len;i++) {
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diff changeset
686 ucx_bprintf(buf, "%x", data[i]);
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diff changeset
687 }
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688 ucx_buffer_putc(buf, 0);
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689 char *str = buf->space;
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690 ucx_buffer_free(buf);
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691 return str;
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diff changeset
692 }

mercurial