libidav/pwdstore.c

Wed, 27 Nov 2024 14:06:56 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Wed, 27 Nov 2024 14:06:56 +0100
changeset 91
7ee944cf53de
parent 66
eee1f3092844
permissions
-rw-r--r--

add transfer speed indicator

55
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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 2024 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 "pwdstore.h"
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30
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31 #include "utils.h"
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32
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33 #include <stdio.h>
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34 #include <stdlib.h>
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35 #include <string.h>
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36
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37 #include <cx/utils.h>
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38 #include <cx/hash_map.h>
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39
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40 #ifdef _WIN32
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41 #include <winsock.h>
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42 #pragma comment(lib, "Ws2_32.lib")
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43 #else
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44 #include <netinet/in.h>
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45 #endif
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47
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48 static pwdstore_pwinput_func pw_input = (pwdstore_pwinput_func)pwdstore_default_pwinput;
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49 static void *pw_input_data = "Master password: ";
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50
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51 char * pwdstore_default_pwinput(char *prompt) {
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52 return util_password_input(prompt);
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53 }
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54
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55 void pwdstore_set_pwinput_func(pwdstore_pwinput_func func, void *userdata) {
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56 pw_input = func;
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57 pw_input_data = userdata;
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58 }
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59
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60 PwdStore* pwdstore_open(const char *file) {
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61 FILE *in = fopen(file, "r");
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62 if(!in) {
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63 return NULL;
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64 }
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65
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66 CxBuffer *buf = cxBufferCreate(NULL, 2048, cxDefaultAllocator, CX_BUFFER_FREE_CONTENTS|CX_BUFFER_AUTO_EXTEND);
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67 cx_stream_copy(in, buf, (cx_read_func)fread, (cx_write_func)cxBufferWrite);
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68 fclose(in);
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69
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70 if(buf->size < PWDS_HEADER_SIZE || buf->space[0] != PWDS_MAGIC_CHAR) {
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71 cxBufferFree(buf);
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72 return NULL;
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73 }
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74
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75 PwdStore *p = malloc(sizeof(PwdStore));
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76 p->ids = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
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77 p->locations = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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78 p->noloc = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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79 p->index = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
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80 p->content = buf;
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81 p->key = NULL;
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82 p->unlock_cmd = NULL;
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83 p->lock_cmd = NULL;
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84 p->encoffset = PWDS_HEADER_SIZE;
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85 p->isdecrypted = 0;
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86
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87 if(pwdstore_getindex(p)) {
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88 pwdstore_free(p);
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89 return NULL;
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90 }
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91
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92 return p;
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93 }
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94
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95 PwdStore* pwdstore_new(void) {
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96 PwdStore *p = calloc(1, sizeof(PwdStore));
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97 p->ids = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
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98 p->locations = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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99 p->noloc = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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100 p->index = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
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101 p->content = cxBufferCreate(NULL, PWDS_HEADER_SIZE, cxDefaultAllocator, CX_BUFFER_FREE_CONTENTS|CX_BUFFER_AUTO_EXTEND);
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102 PWDS_MAGIC(p) = PWDS_MAGIC_CHAR;
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103 PWDS_VERSION(p) = 1;
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104 PWDS_ENC(p) = DAV_KEY_AES256;
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105 PWDS_PWFUNC(p) = DAV_PWFUNC_PBKDF2_SHA256;
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106 dav_rand_bytes((unsigned char*)p->content->space+4, 16);
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107 p->isdecrypted = 1;
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108 p->encoffset = PWDS_HEADER_SIZE;
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109 return p;
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110 }
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111
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112 PwdStore* pwdstore_clone(PwdStore *p) {
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113 CxBuffer *newbuffer = calloc(1, sizeof(CxBuffer));
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114 *newbuffer = *p->content;
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115 newbuffer->space = malloc(p->content->capacity);
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116 memcpy(newbuffer->space, p->content->space, p->content->capacity);
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117
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118 DavKey *key = NULL;
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119 if(p->key) {
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120 key = malloc(sizeof(DavKey));
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121 key->data = malloc(p->key->length);
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122 memcpy(key->data, p->key->data, p->key->length);
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123 key->length = p->key->length;
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124 key->type = p->key->type;
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125 key->name = NULL;
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126 }
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127
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128 PwdStore *newp = calloc(1, sizeof(PwdStore));
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129 newp->ids = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
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130 newp->locations = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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131 newp->noloc = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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132 newp->index = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
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133 newp->content = newbuffer;
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134 newp->key = key;
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135 newp->unlock_cmd = p->unlock_cmd ? strdup(p->unlock_cmd) : NULL;
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136 newp->lock_cmd = p->lock_cmd ? strdup(p->lock_cmd) : NULL;
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137 newp->encoffset = p->encoffset;
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138 newp->isdecrypted = p->isdecrypted;
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139
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140 CxIterator i = cxMapIterator(p->ids);
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141 cx_foreach(CxMapEntry *, e, i) {
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142 PwdEntry *entry = e->value;
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143 pwdstore_put(newp, entry->id, entry->user, entry->password);
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144 }
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145
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146 i = cxMapIterator(p->index);
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147 cx_foreach(CxMapEntry *, e, i) {
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148 PwdIndexEntry *entry = e->value;
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149 CxList *locations = NULL;
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150 if(entry->locations) {
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151 locations = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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152 CxIterator li = cxListIterator(entry->locations);
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153 cx_foreach(char *, location, li) {
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154 cxListAdd(locations, strdup(location));
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155 }
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156 }
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157 pwdstore_put_index(newp, strdup(entry->id), locations);
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158 }
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159
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160 return newp;
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161 }
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162
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163 static int readval(CxBuffer *in, char **val, int allowzero) {
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164 // value = length string
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165 // length = uint32
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166 // string = bytes
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167
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168 *val = NULL;
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169
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170 // get length
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171 uint32_t length = 0;
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172 if(cxBufferRead(&length, 1, sizeof(uint32_t), in) != sizeof(uint32_t)) {
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173 return 0;
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174 }
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175 length = ntohl(length); // convert from BE to host byte order
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176 if(length == 0) {
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177 if(allowzero) {
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178 return 1;
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179 } else {
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180 return 0;
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181 }
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182 }
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183 if(length > PWDSTORE_MAX_LEN) {
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184 return 0;
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185 }
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186
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187 // get value
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188 char *value = malloc(length + 1);
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189 value[length] = 0;
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190 if(cxBufferRead(value, 1, length, in) != length) {
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191 free(value);
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192 return 0;
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193 }
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194
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195 *val = value;
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196 return 1;
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197 }
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198
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199 static int read_indexentry(PwdStore *p, CxBuffer *in) {
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200 // read type of index element
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201 int type = cxBufferGet(in);
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202 if(type == EOF || type != 0) {
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203 // only type 0 supported yet
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204 return 0;
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205 }
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206
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207 char *id = NULL;
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208 CxList *locations = cxLinkedListCreateSimple(CX_STORE_POINTERS);
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209 cxDefineDestructor(locations, free);
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210
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211 // get id (required)
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212 int ret = 0;
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213 if(readval(in, &id, FALSE)) {
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214 // get locations
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215 char *location = NULL;
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216 while((ret = readval(in, &location, TRUE)) == 1) {
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217 if(!location) {
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218 break;
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219 }
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220 cxListAdd(locations, location);
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221 }
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222 }
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223
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224 if(ret) {
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225 pwdstore_put_index(p, id, locations);
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226 if(cxListSize(locations) == 0) {
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227 cxListDestroy(locations);
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228 }
55
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229 } else {
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230 if(id) free(id);
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231 cxListDestroy(locations);
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232 }
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233
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234 return ret;
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235 }
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236
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237 static int read_pwdentry(PwdStore *p, CxBuffer *in) {
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238 int type = cxBufferGet(in);
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239 if(type == EOF || type != 0) {
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240 // only type 0 supported yet
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241 return 0;
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242 }
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243
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244 char *id = NULL;
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245 char *user = NULL;
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246 char *password = NULL;
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247
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248 int ret = 0;
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249 if(readval(in, &id, FALSE)) {
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250 if(readval(in, &user, FALSE)) {
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251 if(readval(in, &password, FALSE)) {
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252 pwdstore_put(p, id, user, password);
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253 ret = 1;
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254 }
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255 }
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256 }
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257
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258 if(id) free(id);
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259 if(user) free(user);
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260 if(password) free(password);
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261
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262 return ret;
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263 }
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264
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265 static void remove_list_entries(PwdStore *s, const char *id) {
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266 CxIterator i = cxListMutIterator(s->locations);
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267 cx_foreach(PwdIndexEntry*, ie, i) {
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268 if(!strcmp(ie->id, id)) {
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269 cxIteratorFlagRemoval(i);
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270 cxIteratorNext(i);
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271 break;
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272 }
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273 }
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274 i = cxListMutIterator(s->noloc);
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275 cx_foreach(PwdIndexEntry*, ie, i) {
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276 if(!strcmp(ie->id, id)) {
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277 cxIteratorFlagRemoval(i);
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278 cxIteratorNext(i);
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279 break;
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280 }
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281 }
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282 }
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283
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284 void pwdstore_remove_entry(PwdStore *s, const char *id) {
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285 remove_list_entries(s, id);
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286
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287 CxHashKey key = cx_hash_key_str(id);
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288 PwdIndexEntry *i = cxMapRemoveAndGet(s->index, key);
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289 PwdEntry *e = cxMapRemoveAndGet(s->ids, key);
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290
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291 if(i) {
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292 if(i->locations) {
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293 cxListDestroy(i->locations);
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294 }
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295 free(i->id);
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296 free(i);
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297 }
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298 if(e) {
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299 free(e->id);
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300 free(e->user);
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301 free(e->password);
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302 free(e);
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303 }
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304 }
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305
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306 int pwdstore_getindex(PwdStore *s) {
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307 uint32_t netindexlen;
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308
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309 // set the position to the last 4 bytes of the header
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310 // for reading index length
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311 s->content->pos = PWDS_HEADER_SIZE - sizeof(uint32_t);
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312
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313 // read indexlen and convert to host byte order
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314 if(cxBufferRead(&netindexlen, 1, sizeof(uint32_t), s->content) != sizeof(uint32_t)) {
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315 return 1;
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316 }
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317 uint32_t indexlen = ntohl(netindexlen);
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318
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319 // integer overflow check
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320 if(UINT32_MAX - PWDS_HEADER_SIZE < indexlen) {
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321 return 1;
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322 }
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323 if(s->content->size < PWDS_HEADER_SIZE + indexlen) {
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324 return 1;
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325 }
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326 // encrypted content starts after the index content
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327 s->encoffset = PWDS_HEADER_SIZE + indexlen;
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328
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329 // the index starts after the header
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330 CxBuffer *index = cxBufferCreate(s->content->space+PWDS_HEADER_SIZE, indexlen, cxDefaultAllocator, 0);
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331 index->size = indexlen;
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332
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333 // read index
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334 while(read_indexentry(s, index)) {}
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335
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336 // free index buffer structure (not the content)
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337 cxBufferFree(index);
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338
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339 return 0;
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340 }
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341
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342 int pwdstore_decrypt(PwdStore *p) {
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343 if(!p->key) {
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344 return 1;
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345 }
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346 if(p->isdecrypted) {
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347 return 0;
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348 }
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349
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350 // decrypt contet
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351 size_t encsz = p->content->size - p->encoffset;
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352 CxBuffer *enc = cxBufferCreate(p->content->space + p->encoffset, encsz, cxDefaultAllocator, 0);
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353 enc->size = encsz;
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354 enc->size = p->content->size - p->encoffset;
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355 CxBuffer *content = aes_decrypt_buffer(enc, p->key);
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356 cxBufferFree(enc);
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357 if(!content) {
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358 return 1;
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359 }
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360
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361 while(read_pwdentry(p, content)) {}
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362
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363 cxBufferFree(content);
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364
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365 p->isdecrypted = 1;
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366
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367 return 0;
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368 }
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369
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370 int pwdstore_setpassword(PwdStore *p, const char *password) {
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371 DavKey *key = dav_pw2key(
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372 password,
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373 (unsigned char*)(p->content->space + 4),
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374 16,
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375 PWDS_PWFUNC(p),
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376 PWDS_ENC(p));
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377 if(!key) {
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378 return 1;
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379 }
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380
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381 p->key = key;
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382 return 0;
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383 }
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384
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385 void pwdstore_encsettings(PwdStore *p, uint8_t enc, uint8_t pwfunc) {
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386 PWDS_ENC(p) = enc;
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387 PWDS_PWFUNC(p) = pwfunc;
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388 }
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389
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390 void pwdstore_free_entry(PwdEntry *e) {
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391 if(e->id) free(e->id);
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392 if(e->user) free(e->user);
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393 if(e->password) free(e->password);
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394 free(e);
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395 }
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396
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397 void pwdstore_free(PwdStore* p) {
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398 cxDefineDestructor(p->ids, pwdstore_free_entry);
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399 cxMapDestroy(p->ids);
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400
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401 cxListDestroy(p->locations);
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402
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403 if(p->content) {
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404 cxBufferFree(p->content);
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405 }
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406
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407 free(p);
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408 }
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409
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410 int pwdstore_has_id(PwdStore *s, const char *id) {
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411 return cxMapGet(s->index, cx_hash_key_str(id)) ? 1 : 0;
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412 }
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413
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414 PwdEntry* pwdstore_get(PwdStore *p, const char *id) {
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415 PwdEntry *e = cxMapGet(p->ids, cx_hash_key_str(id));
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416 if(e && e->user && e->password) {
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417 return e;
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418 } else {
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419 return NULL;
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420 }
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421 }
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422
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423 void pwdstore_put(PwdStore *p, const char *id, const char *username, const char *password) {
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424 PwdEntry *entry = malloc(sizeof(PwdEntry));
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
425 entry->id = strdup(id);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
426 entry->user = strdup(username);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
427 entry->password = strdup(password);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
428 cxMapPut(p->ids, cx_hash_key_str(id), entry);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
429 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
430
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
431 void pwdstore_put_index(PwdStore *p, char *id, CxList *locations) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
432 PwdIndexEntry *e = cxMapGet(p->index, cx_hash_key_str(id));
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
433 if(e) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
434 return;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
435 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
436 PwdIndexEntry *newentry = malloc(sizeof(PwdIndexEntry));
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
437 newentry->id = id;
65
48f43130b4a2 implement UI for credentials settings
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parents: 60
diff changeset
438 if(locations && cxListSize(locations) > 0) {
55
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
439 newentry->locations = locations;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
440 cxListAdd(p->locations, newentry);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
441 } else {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
442 newentry->locations = NULL;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
443 cxListAdd(p->noloc, newentry);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
444 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
445 cxMapPut(p->index, cx_hash_key_str(id), newentry);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
446 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
447
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
448 void write_index_entry(CxBuffer *out, PwdIndexEntry *e) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
449 uint32_t idlen = strlen(e->id);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
450 uint32_t netidlen = htonl(idlen);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
452 cxBufferPut(out, 0); // type
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
453
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
454 cxBufferWrite(&netidlen, 1, sizeof(uint32_t), out);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
455 cxBufferWrite(e->id, 1, idlen, out);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
456
65
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
457 if(e->locations) {
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
458 CxIterator i = cxListIterator(e->locations);
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
459 cx_foreach(char *, location, i) {
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
460 uint32_t locationlen = strlen(location);
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
461 uint32_t netlocationlen = htonl(locationlen);
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
462
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
463 cxBufferWrite(&netlocationlen, 1, sizeof(uint32_t), out);
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
464 cxBufferWrite(location, 1, locationlen, out);
48f43130b4a2 implement UI for credentials settings
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
465 }
55
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
467
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
468 uint32_t terminate = 0;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
469 cxBufferWrite(&terminate, 1, sizeof(uint32_t), out);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
470 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
471
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 int pwdstore_store(PwdStore *p, const char *file) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
473 if(!p->key) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
474 return 1;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
475 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
476
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
477 CxBuffer *index = cxBufferCreate(NULL, 2048, cxDefaultAllocator, CX_BUFFER_FREE_CONTENTS|CX_BUFFER_AUTO_EXTEND);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
478 CxBuffer *content = cxBufferCreate(NULL, 2048, cxDefaultAllocator, CX_BUFFER_FREE_CONTENTS|CX_BUFFER_AUTO_EXTEND);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
479
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
480 // create index
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
481 CxIterator i = cxListIterator(p->noloc);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
482 cx_foreach(PwdIndexEntry*, e, i) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
483 write_index_entry(index, e);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
484 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
485 i = cxListIterator(p->locations);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
486 cx_foreach(PwdIndexEntry*, e, i) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
487 write_index_entry(index, e);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
488 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
489
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
490 i = cxMapIteratorValues(p->ids);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
491 cx_foreach(PwdEntry*, value, i) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
492 if(!value->id || !value->user || !value->password) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
493 continue;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
494 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
495
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
496 uint32_t idlen = strlen(value->id);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
497 uint32_t ulen = strlen(value->user);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
498 uint32_t plen = strlen(value->password);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
499 uint32_t netidlen = htonl(idlen);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
500 uint32_t netulen = htonl(ulen);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
501 uint32_t netplen = htonl(plen);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
502
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
503 // content buffer
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
504 cxBufferPut(content, 0); // type
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
505
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
506 cxBufferWrite(&netidlen, 1, sizeof(uint32_t), content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507 cxBufferWrite(value->id, 1, idlen, content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
508 cxBufferWrite(&netulen, 1, sizeof(uint32_t), content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
509 cxBufferWrite(value->user, 1, ulen, content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510 cxBufferWrite(&netplen, 1, sizeof(uint32_t), content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
511 cxBufferWrite(value->password, 1, plen, content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
512 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
513
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
514 content->pos = 0;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
515 CxBuffer *enc = aes_encrypt_buffer(content, p->key);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
516
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
517 p->content->pos = PWDS_HEADER_SIZE - sizeof(uint32_t);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
518 p->content->size = PWDS_HEADER_SIZE;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
519
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
520 // add index after header
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
521 uint32_t netindexlen = htonl((uint32_t)index->size);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
522 cxBufferWrite(&netindexlen, 1, sizeof(uint32_t), p->content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
523 cxBufferWrite(index->space, 1, index->size, p->content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
524
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
525 // add encrypted buffer
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
526 cxBufferWrite(enc->space, 1, enc->size, p->content);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
528 cxBufferFree(enc);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
529
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
530 FILE *out = fopen(file, "w");
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531 if(!out) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
532 return 1;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
533 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
534 fwrite(p->content->space, 1, p->content->size, out);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
535 fclose(out);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
536
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
537 return 0;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
538 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
539
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
540 int pwdstore_decrypt_secrets(PwdStore *secrets) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
541 if(!pw_input) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542 return 1;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
543 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
544
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
545 char *ps_password = NULL;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
546 if(secrets->unlock_cmd && strlen(secrets->unlock_cmd) > 0) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
547 CxBuffer *cmd_out = cxBufferCreate(NULL, 128, cxDefaultAllocator, CX_BUFFER_FREE_CONTENTS|CX_BUFFER_AUTO_EXTEND);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
548 if(!util_exec_command(secrets->unlock_cmd, cmd_out)) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
549 // command successful, get first line from output without newline
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
550 // and use that as password for the secretstore
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
551 size_t len = 0;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
552 for(size_t i=0;i<=cmd_out->size;i++) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
553 if(i == cmd_out->size || cmd_out->space[i] == '\n') {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
554 len = i;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
555 break;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
556 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
557 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
558 if(len > 0) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
559 ps_password = malloc(len + 1);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
560 memcpy(ps_password, cmd_out->space, len);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
561 ps_password[len] = 0;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
562 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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563 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
564 cxBufferFree(cmd_out);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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565 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
566
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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567 if(!ps_password) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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568 ps_password = pw_input(pw_input_data);
1ce14068ef31 update libidav, unify config.c with cmdutils
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parents:
diff changeset
569 if(!ps_password) {
1ce14068ef31 update libidav, unify config.c with cmdutils
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parents:
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570 return 1;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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571 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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572 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
573
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
574 int err = pwdstore_setpassword(secrets, ps_password);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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575 free(ps_password);
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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576 if(err) {
1ce14068ef31 update libidav, unify config.c with cmdutils
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parents:
diff changeset
577 fprintf(stderr, "Error: cannot create key from password\n");
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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578 return 1;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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579 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
580 if(pwdstore_decrypt(secrets)) {
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
581 fprintf(stderr, "Error: cannot decrypt secrets store\n");
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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582 return 1;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
583 }
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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584 return 0;
1ce14068ef31 update libidav, unify config.c with cmdutils
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
585 }

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