comparison: test/ctestfile.c
test/ctestfile.c
- changeset 65
- 7dd4fd1e7071
- parent 33
- d7b475e4363c
- child 66
- 1b12cf799fee
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| 64:60decfc9ad13 | 65:7dd4fd1e7071 |
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| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2015 Olaf Wintermann. All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in the | |
| 14 * documentation and/or other materials provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 * POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #include <time.h> | |
| 30 #include <stdio.h> | |
| 31 #include <stdlib.h> | |
| 32 #include <string.h> | |
| 33 #include <ucx/string.h> | |
| 34 #include <ucx/buffer.h> | |
| 35 #include <ucx/utils.h> | |
| 36 #include <libxml/tree.h> | |
| 37 #include <curl/curl.h> | |
| 38 | |
| 39 #include <openssl/sha.h> | |
| 40 #include <openssl/hmac.h> | |
| 41 #include <openssl/evp.h> | |
| 42 #include <openssl/bio.h> | |
| 43 #include <openssl/buffer.h> | |
| 44 #include <openssl/rand.h> | |
| 45 | |
| 46 #include "utils.h" | |
| 47 #include "crypto.h" | |
| 48 #include "webdav.h" | |
| 49 | |
| 50 #define MACRO1337 1337L | |
| 51 | |
| 52 /* -------------------- This is a testing file. -------------------------- */ | |
| 53 /* | |
| 54 time_t util_parse_creationdate(char *str) { | |
| 55 // example: 2012-11-29T21:35:35Z | |
| 56 if(!str) { | |
| 57 return 0; | |
| 58 } | |
| 59 // TODO | |
| 60 return 0; | |
| 61 } | |
| 62 */ | |
| 63 time_t util_parse_lastmodified(char *str) { | |
| 64 // example: Thu, 29 Nov 2012 21:35:35 GMT | |
| 65 if(!str) { | |
| 66 return 0; | |
| 67 } else { | |
| 68 return curl_getdate(str, NULL); | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 int util_getboolean(char *v) { | |
| 73 if(v[0] == 'T' || v[0] == 't') { | |
| 74 return 1; | |
| 75 } | |
| 76 return 0; | |
| 77 } | |
| 78 | |
| 79 int util_strtoint(char *str, int64_t *value) { | |
| 80 char *end; | |
| 81 int64_t val = strtoll(str, &end, 0); | |
| 82 if(strlen(end) == 0) { | |
| 83 *value = val; | |
| 84 return 1; | |
| 85 } else { | |
| 86 return 0; | |
| 87 } | |
| 88 } | |
| 89 | |
| 90 char* util_url_path(char *url) { | |
| 91 char *path = NULL; | |
| 92 size_t len = strlen(url); | |
| 93 int slashcount = 0; | |
| 94 int slmax; | |
| 95 if(len > 7 && !strncasecmp(url, "http://", 7)) { | |
| 96 slmax = 3; | |
| 97 } else if(len > 8 && !strncasecmp(url, "https://", 8)) { | |
| 98 slmax = 3; | |
| 99 } else { | |
| 100 slmax = 1; | |
| 101 } | |
| 102 char c; | |
| 103 for(int i=0;i<len;i++) { | |
| 104 c = url[i]; | |
| 105 if(c == '/') { | |
| 106 slashcount++; | |
| 107 if(slashcount == slmax) { | |
| 108 path = url + i; | |
| 109 break; | |
| 110 } | |
| 111 } | |
| 112 } | |
| 113 return path; | |
| 114 } | |
| 115 | |
| 116 char* util_url_decode(DavSession *sn, char *url) { | |
| 117 char *unesc = curl_easy_unescape(sn->handle, url, strlen(url), NULL); | |
| 118 char *ret = strdup(unesc); | |
| 119 curl_free(unesc); | |
| 120 return ret; | |
| 121 } | |
| 122 | |
| 123 char* util_resource_name(char *url) { | |
| 124 int si = 0; | |
| 125 int osi = 0; | |
| 126 int i = 0; | |
| 127 int p = 0; | |
| 128 char c; | |
| 129 while((c = url[i]) != 0) { | |
| 130 if(c == '/') { | |
| 131 osi = si; | |
| 132 si = i; | |
| 133 p = 1; | |
| 134 } | |
| 135 i++; | |
| 136 } | |
| 137 | |
| 138 char *name = url + si + p; | |
| 139 if(name[0] == 0) { | |
| 140 name = url + osi + p; | |
| 141 if(name[0] == 0) { | |
| 142 return url; | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 return name; | |
| 147 } | |
| 148 | |
| 149 int util_mkdir(char *path, mode_t mode) { | |
| 150 #ifdef _WIN32 | |
| 151 return mkdir(path); | |
| 152 #else | |
| 153 return mkdir(path, mode); | |
| 154 #endif | |
| 155 } | |
| 156 | |
| 157 char* util_concat_path(char *url_base, char *p) { | |
| 158 sstr_t base = sstr(url_base); | |
| 159 sstr_t path; | |
| 160 if(p) { | |
| 161 path = sstr(p); | |
| 162 } else { | |
| 163 path = sstrn("", 0); | |
| 164 } | |
| 165 | |
| 166 int add_separator = 0; | |
| 167 if(base.ptr[base.length-1] == '/') { | |
| 168 if(path.ptr[0] == '/') { | |
| 169 base.length--; | |
| 170 } | |
| 171 } else { | |
| 172 if(path.length == 0 || path.ptr[0] != '/') { | |
| 173 add_separator = 1; | |
| 174 } | |
| 175 } | |
| 176 | |
| 177 sstr_t url; | |
| 178 if(add_separator) { | |
| 179 url = sstrcat(3, base, sstr("/"), path); | |
| 180 } else { | |
| 181 url = sstrcat(2, base, path); | |
| 182 } | |
| 183 | |
| 184 return url.ptr; | |
| 185 } | |
| 186 | |
| 187 void util_set_url(DavSession *sn, char *href) { | |
| 188 sstr_t base = sstr(sn->base_url); | |
| 189 sstr_t href_str = sstr(href); | |
| 190 | |
| 191 char *base_path = util_url_path(sn->base_url); | |
| 192 base.length -= strlen(base_path); | |
| 193 | |
| 194 sstr_t url = sstrcat(2, base, href_str); | |
| 195 | |
| 196 curl_easy_setopt(sn->handle, CURLOPT_URL, url.ptr); | |
| 197 free(url.ptr); | |
| 198 } | |
| 199 | |
| 200 char* util_path_to_url(DavSession *sn, char *path) { | |
| 201 char *space = malloc(256); | |
| 202 UcxBuffer *url = ucx_buffer_new(space, 256, UCX_BUFFER_AUTOEXTEND); | |
| 203 | |
| 204 // add base url | |
| 205 ucx_buffer_write(sn->base_url, 1, strlen(sn->base_url), url); | |
| 206 // remove trailing slash | |
| 207 ucx_buffer_seek(url, -1, SEEK_CUR); | |
| 208 | |
| 209 sstr_t p = sstr(path); | |
| 210 ssize_t ntk = 0; | |
| 211 sstr_t *tks = sstrsplit(p, S("/"), &ntk); | |
| 212 | |
| 213 for(int i=0;i<ntk;i++) { | |
| 214 sstr_t node = tks[i]; | |
| 215 if(node.length > 0) { | |
| 216 char *esc = curl_easy_escape(sn->handle, node.ptr, node.length); | |
| 217 ucx_buffer_putc(url, '/'); | |
| 218 ucx_buffer_write(esc, 1, strlen(esc), url); | |
| 219 curl_free(esc); | |
| 220 } | |
| 221 free(node.ptr); | |
| 222 } | |
| 223 free(tks); | |
| 224 if(path[p.length-1] == '/') { | |
| 225 ucx_buffer_putc(url, '/'); | |
| 226 } | |
| 227 ucx_buffer_putc(url, 0); | |
| 228 | |
| 229 space = url->space; | |
| 230 ucx_buffer_free(url); | |
| 231 | |
| 232 return space; | |
| 233 } | |
| 234 | |
| 235 char* util_parent_path(char *path) { | |
| 236 char *name = util_resource_name(path); | |
| 237 size_t namelen = strlen(name); | |
| 238 size_t pathlen = strlen(path); | |
| 239 size_t parentlen = pathlen - namelen; | |
| 240 char *parent = malloc(parentlen + 1); | |
| 241 memcpy(parent, path, parentlen); | |
| 242 parent[parentlen] = '\0'; | |
| 243 return parent; | |
| 244 } | |
| 245 | |
| 246 | |
| 247 char* util_xml_get_text(xmlNode *elm) { | |
| 248 xmlNode *node = elm->children; | |
| 249 while(node) { | |
| 250 if(node->type == XML_TEXT_NODE) { | |
| 251 return (char*)node->content; | |
| 252 } | |
| 253 node = node->next; | |
| 254 } | |
| 255 return NULL; | |
| 256 } | |
| 257 | |
| 258 | |
| 259 char* util_base64decode(char *in) { | |
| 260 int len = 0; | |
| 261 return util_base64decode_len(in, &len); | |
| 262 } | |
| 263 | |
| 264 char* util_base64decode_len(char* in, int *outlen) { | |
| 265 size_t len = strlen(in); | |
| 266 char *out = calloc(1, len); | |
| 267 | |
| 268 BIO* b = BIO_new_mem_buf(in, len); | |
| 269 BIO *d = BIO_new(BIO_f_base64()); | |
| 270 BIO_set_flags(d, BIO_FLAGS_BASE64_NO_NL); | |
| 271 b = BIO_push(d, b); | |
| 272 | |
| 273 *outlen = BIO_read(b, out, len); | |
| 274 BIO_free_all(b); | |
| 275 | |
| 276 return out; | |
| 277 } | |
| 278 | |
| 279 char* util_base64encode(char *in, size_t len) { | |
| 280 BIO *b; | |
| 281 BIO *e; | |
| 282 BUF_MEM *mem; | |
| 283 | |
| 284 e = BIO_new(BIO_f_base64()); | |
| 285 b = BIO_new(BIO_s_mem()); | |
| 286 | |
| 287 e = BIO_push(e, b); | |
| 288 BIO_write(e, in, len); | |
| 289 BIO_flush(e); | |
| 290 | |
| 291 BIO_get_mem_ptr(e, &mem); | |
| 292 char *out = malloc(mem->length); | |
| 293 memcpy(out, mem->data, mem->length -1); | |
| 294 out[mem->length - 1] = '\0'; | |
| 295 | |
| 296 BIO_free_all(e); | |
| 297 | |
| 298 return out; | |
| 299 } | |
| 300 | |
| 301 char* util_encrypt_str(DavSession *sn, char *str, char *key) { | |
| 302 DavKey *k = dav_context_get_key(sn->context, key); | |
| 303 if(!k) { | |
| 304 // TODO: session error | |
| 305 return NULL; | |
| 306 } | |
| 307 | |
| 308 char *enc_str = aes_encrypt(str, k); | |
| 309 char *ret_str = dav_session_strdup(sn, enc_str); | |
| 310 free(enc_str); | |
| 311 return ret_str; | |
| 312 } | |
| 313 | |
| 314 /* commented out for testing reasons */ | |
| 315 /* | |
| 316 char* util_decrypt_str(DavSession *sn, char *str, char *key) { | |
| 317 DavKey *k = dav_context_get_key(sn->context, key); | |
| 318 if(!k) { | |
| 319 // TODO: session error | |
| 320 return NULL; | |
| 321 } | |
| 322 | |
| 323 char *dec_str = aes_decrypt(str, k); | |
| 324 char *ret_str = dav_session_strdup(sn, dec_str); | |
| 325 free(dec_str); | |
| 326 return ret_str; | |
| 327 } | |
| 328 */ | |
| 329 char* util_random_str() { | |
| 330 unsigned char *str = malloc(25); | |
| 331 str[24] = '\0'; | |
| 332 | |
| 333 sstr_t t = S( | |
| 334 "01234567890" | |
| 335 "abcdefghijklmnopqrstuvwxyz" | |
| 336 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"); | |
| 337 const unsigned char *table = (const unsigned char*)t.ptr; | |
| 338 | |
| 339 RAND_pseudo_bytes(str, 24); | |
| 340 for(int i=0;i<24;i++) { | |
| 341 int c = str[i] % t.length; | |
| 342 str[i] = table[c]; | |
| 343 } | |
| 344 | |
| 345 return (char*)str; | |
| 346 } | |
| 347 | |
| 348 /* | |
| 349 * gets a substring from 0 to the appearance of the token | |
| 350 * tokens are separated by space | |
| 351 * sets sub to the substring and returns the remaining string | |
| 352 */ | |
| 353 sstr_t util_getsubstr_until_token(sstr_t str, sstr_t token, sstr_t *sub) { | |
| 354 int i; | |
| 355 int token_start = -1; | |
| 356 int token_end = -1; | |
| 357 for(i=0;i<=str.length;i++) { | |
| 358 int c; | |
| 359 if(i == str.length) { | |
| 360 c = ' '; | |
| 361 } else { | |
| 362 c = str.ptr[i]; | |
| 363 } | |
| 364 if(c < 33) { | |
| 365 if(token_start != -1) { | |
| 366 token_end = i; | |
| 367 size_t len = token_end - token_start; | |
| 368 sstr_t tk = sstrsubsl(str, token_start, len); | |
| 369 //printf("token: {%.*s}\n", token.length, token.ptr); | |
| 370 if(!sstrcmp(tk, token)) { | |
| 371 *sub = sstrtrim(sstrsubsl(str, 0, token_start)); | |
| 372 break; | |
| 373 } | |
| 374 token_start = -1; | |
| 375 token_end = -1; | |
| 376 } | |
| 377 } else { | |
| 378 if(token_start == -1) { | |
| 379 token_start = i; | |
| 380 } | |
| 381 } | |
| 382 } | |
| 383 | |
| 384 if(i < str.length) { | |
| 385 return sstrtrim(sstrsubs(str, i)); | |
| 386 } else { | |
| 387 str.ptr = NULL; | |
| 388 str.length = 0; | |
| 389 return str; | |
| 390 } | |
| 391 } |
