ucx/string.c

Tue, 24 Mar 2015 12:02:47 +0100

author
Mike Becker <universe@uap-core.de>
date
Tue, 24 Mar 2015 12:02:47 +0100
changeset 78
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parent 70
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child 81
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permissions
-rw-r--r--

described DavQLStatement grammar + added more features + renamed PUT to SET (for now)

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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 2014 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 <stdlib.h>
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30 #include <string.h>
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31 #include <stdarg.h>
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32
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33 #include "string.h"
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34 #include "allocator.h"
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35
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36 sstr_t sstr(char *cstring) {
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37 sstr_t string;
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38 string.ptr = cstring;
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39 string.length = strlen(cstring);
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40 return string;
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41 }
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42
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43 sstr_t sstrn(char *cstring, size_t length) {
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44 sstr_t string;
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45 string.ptr = cstring;
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46 string.length = length;
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47 return string;
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48 }
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49
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50 size_t sstrnlen(size_t n, sstr_t s, ...) {
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51 va_list ap;
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52 size_t size = s.length;
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53 va_start(ap, s);
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54
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55 for (size_t i = 1 ; i < n ; i++) {
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56 sstr_t str = va_arg(ap, sstr_t);
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57 size += str.length;
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58 }
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59 va_end(ap);
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60
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61 return size;
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62 }
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63
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64 static sstr_t sstrvcat_a(
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65 UcxAllocator *a,
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66 size_t count,
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67 sstr_t s1,
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68 sstr_t s2,
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69 va_list ap) {
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70 sstr_t str;
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71 str.ptr = NULL;
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72 str.length = 0;
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73 if(count < 2) {
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74 return str;
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75 }
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76
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77 sstr_t *strings = (sstr_t*) calloc(count, sizeof(sstr_t));
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78 if(!strings) {
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79 return str;
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80 }
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81
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82 // get all args and overall length
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83 strings[0] = s1;
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84 strings[1] = s2;
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85 size_t strlen = s1.length + s2.length;
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86 for (size_t i=2;i<count;i++) {
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87 sstr_t s = va_arg (ap, sstr_t);
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88 strings[i] = s;
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89 strlen += s.length;
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90 }
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91
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92 // create new string
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93 str.ptr = (char*) almalloc(a, strlen + 1);
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94 str.length = strlen;
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95 if(!str.ptr) {
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96 free(strings);
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97 str.length = 0;
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98 return str;
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99 }
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100
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101 // concatenate strings
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102 size_t pos = 0;
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103 for (size_t i=0;i<count;i++) {
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104 sstr_t s = strings[i];
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105 memcpy(str.ptr + pos, s.ptr, s.length);
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106 pos += s.length;
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107 }
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108
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109 str.ptr[str.length] = '\0';
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110
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111 free(strings);
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112
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113 return str;
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114 }
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115
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116 sstr_t sstrcat(size_t count, sstr_t s1, sstr_t s2, ...) {
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117 va_list ap;
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118 va_start(ap, s2);
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119 sstr_t s = sstrvcat_a(ucx_default_allocator(), count, s1, s2, ap);
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120 va_end(ap);
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121 return s;
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122 }
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123
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124 sstr_t sstrcat_a(UcxAllocator *a, size_t count, sstr_t s1, sstr_t s2, ...) {
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125 va_list ap;
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126 va_start(ap, s2);
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127 sstr_t s = sstrvcat_a(a, count, s1, s2, ap);
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128 va_end(ap);
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129 return s;
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130 }
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131
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132 sstr_t sstrsubs(sstr_t s, size_t start) {
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133 return sstrsubsl (s, start, s.length-start);
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134 }
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135
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136 sstr_t sstrsubsl(sstr_t s, size_t start, size_t length) {
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137 sstr_t new_sstr;
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138 if (start >= s.length) {
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139 new_sstr.ptr = NULL;
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140 new_sstr.length = 0;
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141 } else {
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142 if (length > s.length-start) {
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143 length = s.length-start;
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144 }
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145 new_sstr.ptr = &s.ptr[start];
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146 new_sstr.length = length;
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147 }
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148 return new_sstr;
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149 }
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150
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151 sstr_t sstrchr(sstr_t s, int c) {
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152 for(size_t i=0;i<s.length;i++) {
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parents: 1
diff changeset
153 if(s.ptr[i] == c) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
154 return sstrsubs(s, i);
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
155 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
156 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
157 sstr_t n;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
158 n.ptr = NULL;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
159 n.length = 0;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
160 return n;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
161 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
162
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
163 sstr_t sstrrchr(sstr_t s, int c) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
164 if (s.length > 0) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
165 for(size_t i=s.length;i>0;i--) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
166 if(s.ptr[i-1] == c) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
167 return sstrsubs(s, i-1);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
168 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
169 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
170 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
171 sstr_t n;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
172 n.ptr = NULL;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
173 n.length = 0;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
174 return n;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
175 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
176
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
177 sstr_t* sstrsplit(sstr_t s, sstr_t d, ssize_t *n) {
5
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parents: 1
diff changeset
178 return sstrsplit_a(ucx_default_allocator(), s, d, n);
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
179 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
180
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
181 sstr_t* sstrsplit_a(UcxAllocator *allocator, sstr_t s, sstr_t d, ssize_t *n) {
5
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
182 if (s.length == 0 || d.length == 0) {
70
88092b88ec00 ucx update
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parents: 43
diff changeset
183 *n = -1;
1
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parents:
diff changeset
184 return NULL;
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
185 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
186
1bcaac272cdf added existing source code
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parents:
diff changeset
187 sstr_t* result;
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
188 ssize_t nmax = *n;
1
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
189 *n = 1;
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parents:
diff changeset
190
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parents:
diff changeset
191 /* special case: exact match - no processing needed */
5
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
192 if (sstrcmp(s, d) == 0) {
1
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parents:
diff changeset
193 *n = 0;
1bcaac272cdf added existing source code
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parents:
diff changeset
194 return NULL;
1bcaac272cdf added existing source code
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parents:
diff changeset
195 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
196 sstr_t sv = sstrdup(s);
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
197 if (sv.length == 0) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
198 *n = -2;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
199 return NULL;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
200 }
1
1bcaac272cdf added existing source code
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parents:
diff changeset
201
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
202 for (size_t i = 0 ; i < s.length ; i++) {
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
203 if (sv.ptr[i] == d.ptr[0]) {
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
204 _Bool match = 1;
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
205 for (size_t j = 1 ; j < d.length ; j++) {
1
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
206 if (j+i < s.length) {
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
207 match &= (sv.ptr[i+j] == d.ptr[j]);
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parents:
diff changeset
208 } else {
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parents:
diff changeset
209 match = 0;
1bcaac272cdf added existing source code
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parents:
diff changeset
210 break;
1bcaac272cdf added existing source code
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parents:
diff changeset
211 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
212 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
213 if (match) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
214 (*n)++;
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
215 for (size_t j = 0 ; j < d.length ; j++) {
1
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
216 sv.ptr[i+j] = 0;
1bcaac272cdf added existing source code
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parents:
diff changeset
217 }
1bcaac272cdf added existing source code
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parents:
diff changeset
218 i += d.length;
1bcaac272cdf added existing source code
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parents:
diff changeset
219 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
220 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
221 if ((*n) == nmax) break;
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
222 }
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
223 result = (sstr_t*) almalloc(allocator, sizeof(sstr_t)*(*n));
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
224
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
225 if (result) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
226 char *pptr = sv.ptr;
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
227 for (ssize_t i = 0 ; i < *n ; i++) {
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
228 size_t l = strlen(pptr);
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
229 char* ptr = (char*) almalloc(allocator, l + 1);
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
230 if (ptr) {
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
231 memcpy(ptr, pptr, l);
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
232 ptr[l] = 0;
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
233
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
234 result[i] = sstrn(ptr, l);
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
235 pptr += l + d.length;
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
236 } else {
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
237 for (ssize_t j = i-1 ; j >= 0 ; j--) {
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
238 alfree(allocator, result[j].ptr);
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
239 }
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
240 alfree(allocator, result);
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
241 *n = -2;
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
242 break;
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
243 }
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
244 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
245 } else {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
246 *n = -2;
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
247 }
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
248
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
249 free(sv.ptr);
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
250
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
251 return result;
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
252 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
253
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
254 int sstrcmp(sstr_t s1, sstr_t s2) {
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
255 if (s1.length == s2.length) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
256 return memcmp(s1.ptr, s2.ptr, s1.length);
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
257 } else if (s1.length > s2.length) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
258 return 1;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
259 } else {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
260 return -1;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
261 }
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
262 }
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
263
39
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
264 int sstrcasecmp(sstr_t s1, sstr_t s2) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
265 if (s1.length == s2.length) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
266 #ifdef _WIN32
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
267 return _strnicmp(s1.ptr, s2.ptr, s1.length);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
268 #else
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
269 return strncasecmp(s1.ptr, s2.ptr, s1.length);
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
270 #endif
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
271 } else if (s1.length > s2.length) {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
272 return 1;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
273 } else {
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
274 return -1;
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
275 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
276 }
3e55bed345f9 added some aes functions + ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 17
diff changeset
277
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
278 sstr_t sstrdup(sstr_t s) {
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
279 return sstrdup_a(ucx_default_allocator(), s);
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
280 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
281
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
282 sstr_t sstrdup_a(UcxAllocator *allocator, sstr_t s) {
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
283 sstr_t newstring;
70
88092b88ec00 ucx update
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 43
diff changeset
284 newstring.ptr = (char*)almalloc(allocator, s.length + 1);
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
285 if (newstring.ptr) {
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
286 newstring.length = s.length;
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
287 newstring.ptr[newstring.length] = 0;
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
288
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
289 memcpy(newstring.ptr, s.ptr, s.length);
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
290 } else {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
291 newstring.length = 0;
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
292 }
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
293
1
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
294 return newstring;
1bcaac272cdf added existing source code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
295 }
5
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
296
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
297 sstr_t sstrtrim(sstr_t string) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
298 sstr_t newstr = string;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
299 if (string.length == 0) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
300 return newstr;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
301 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
302
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
303 size_t i;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
304 for(i=0;i<string.length;i++) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
305 char c = string.ptr[i];
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
306 if(c > 32) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
307 break;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
308 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
309 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
310 newstr.ptr = &string.ptr[i];
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
311 newstr.length = string.length - i;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
312
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
313 if(newstr.length == 0) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
314 return newstr;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
315 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
316
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
317 i = newstr.length - 1;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
318 for(;;) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
319 char c = newstr.ptr[i];
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
320 if(c > 32) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
321 break;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
322 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
323 if(i > 0) {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
324 i--;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
325 } else {
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
326 break;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
327 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
328 }
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
329 newstr.length = i + 1;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
330
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
331 return newstr;
88625853ae74 new webdav api + repository and key configuration + aes encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
332 }
17
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
333
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
334 int sstrprefix(sstr_t string, sstr_t prefix) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
335 if (string.length == 0) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
336 return prefix.length == 0;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
337 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
338 if (prefix.length == 0) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
339 return 1;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
340 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
341
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
342 if (prefix.length > string.length) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
343 return 0;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
344 } else {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
345 return memcmp(string.ptr, prefix.ptr, prefix.length) == 0;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
346 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
347 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
348
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
349 int sstrsuffix(sstr_t string, sstr_t suffix) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
350 if (string.length == 0) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
351 return suffix.length == 0;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
352 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
353 if (suffix.length == 0) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
354 return 1;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
355 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
356
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
357 if (suffix.length > string.length) {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
358 return 0;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
359 } else {
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
360 return memcmp(string.ptr+string.length-suffix.length,
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
361 suffix.ptr, suffix.length) == 0;
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
362 }
11dffb40cd91 new dav_query function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 5
diff changeset
363 }

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