| 1 | /* Copyright (C) 2010-2020 The RetroArch team |
| 2 | * |
| 3 | * --------------------------------------------------------------------------------------- |
| 4 | * The following license statement only applies to this file (net_http.c). |
| 5 | * --------------------------------------------------------------------------------------- |
| 6 | * |
| 7 | * Permission is hereby granted, free of charge, |
| 8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), |
| 9 | * to deal in the Software without restriction, including without limitation the rights to |
| 10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, |
| 11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, |
| 16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #include <stdio.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <ctype.h> |
| 26 | |
| 27 | #include <net/net_http.h> |
| 28 | #include <net/net_compat.h> |
| 29 | #include <net/net_socket.h> |
| 30 | #ifdef HAVE_SSL |
| 31 | #include <net/net_socket_ssl.h> |
| 32 | #endif |
| 33 | #include <compat/strl.h> |
| 34 | #include <string/stdstring.h> |
| 35 | #include <string.h> |
| 36 | #include <retro_common_api.h> |
| 37 | #include <retro_miscellaneous.h> |
| 38 | |
| 39 | enum |
| 40 | { |
| 41 | P_HEADER_TOP = 0, |
| 42 | P_HEADER, |
| 43 | P_BODY, |
| 44 | P_BODY_CHUNKLEN, |
| 45 | P_DONE, |
| 46 | P_ERROR |
| 47 | }; |
| 48 | |
| 49 | enum |
| 50 | { |
| 51 | T_FULL = 0, |
| 52 | T_LEN, |
| 53 | T_CHUNK |
| 54 | }; |
| 55 | |
| 56 | struct http_socket_state_t |
| 57 | { |
| 58 | void *ssl_ctx; |
| 59 | int fd; |
| 60 | bool ssl; |
| 61 | }; |
| 62 | |
| 63 | struct http_t |
| 64 | { |
| 65 | char *data; |
| 66 | struct http_socket_state_t sock_state; /* ptr alignment */ |
| 67 | size_t pos; |
| 68 | size_t len; |
| 69 | size_t buflen; |
| 70 | int status; |
| 71 | char part; |
| 72 | char bodytype; |
| 73 | bool error; |
| 74 | }; |
| 75 | |
| 76 | struct http_connection_t |
| 77 | { |
| 78 | char *domain; |
| 79 | char *location; |
| 80 | char *urlcopy; |
| 81 | char *scan; |
| 82 | char *methodcopy; |
| 83 | char *contenttypecopy; |
| 84 | char *postdatacopy; |
| 85 | char *useragentcopy; |
| 86 | char *headerscopy; |
| 87 | struct http_socket_state_t sock_state; /* ptr alignment */ |
| 88 | int port; |
| 89 | }; |
| 90 | |
| 91 | /** |
| 92 | * net_http_urlencode: |
| 93 | * |
| 94 | * URL Encode a string |
| 95 | * caller is responsible for deleting the destination buffer |
| 96 | **/ |
| 97 | void net_http_urlencode(char **dest, const char *source) |
| 98 | { |
| 99 | static const char urlencode_lut[256] = |
| 100 | { |
| 101 | 0, /* 0 */ |
| 102 | 0, /* 1 */ |
| 103 | 0, /* 2 */ |
| 104 | 0, /* 3 */ |
| 105 | 0, /* 4 */ |
| 106 | 0, /* 5 */ |
| 107 | 0, /* 6 */ |
| 108 | 0, /* 7 */ |
| 109 | 0, /* 8 */ |
| 110 | 0, /* 9 */ |
| 111 | 0, /* 10 */ |
| 112 | 0, /* 11 */ |
| 113 | 0, /* 12 */ |
| 114 | 0, /* 13 */ |
| 115 | 0, /* 14 */ |
| 116 | 0, /* 15 */ |
| 117 | 0, /* 16 */ |
| 118 | 0, /* 17 */ |
| 119 | 0, /* 18 */ |
| 120 | 0, /* 19 */ |
| 121 | 0, /* 20 */ |
| 122 | 0, /* 21 */ |
| 123 | 0, /* 22 */ |
| 124 | 0, /* 23 */ |
| 125 | 0, /* 24 */ |
| 126 | 0, /* 25 */ |
| 127 | 0, /* 26 */ |
| 128 | 0, /* 27 */ |
| 129 | 0, /* 28 */ |
| 130 | 0, /* 29 */ |
| 131 | 0, /* 30 */ |
| 132 | 0, /* 31 */ |
| 133 | 0, /* 32 */ |
| 134 | 0, /* 33 */ |
| 135 | 0, /* 34 */ |
| 136 | 0, /* 35 */ |
| 137 | 0, /* 36 */ |
| 138 | 0, /* 37 */ |
| 139 | 0, /* 38 */ |
| 140 | 0, /* 39 */ |
| 141 | 0, /* 40 */ |
| 142 | 0, /* 41 */ |
| 143 | '*', /* 42 */ |
| 144 | 0, /* 43 */ |
| 145 | 0, /* 44 */ |
| 146 | '-', /* 45 */ |
| 147 | '.', /* 46 */ |
| 148 | '/', /* 47 */ |
| 149 | '0', /* 48 */ |
| 150 | '1', /* 49 */ |
| 151 | '2', /* 50 */ |
| 152 | '3', /* 51 */ |
| 153 | '4', /* 52 */ |
| 154 | '5', /* 53 */ |
| 155 | '6', /* 54 */ |
| 156 | '7', /* 55 */ |
| 157 | '8', /* 56 */ |
| 158 | '9', /* 57 */ |
| 159 | 0, /* 58 */ |
| 160 | 0, /* 59 */ |
| 161 | 0, /* 60 */ |
| 162 | 0, /* 61 */ |
| 163 | 0, /* 62 */ |
| 164 | 0, /* 63 */ |
| 165 | 0, /* 64 */ |
| 166 | 'A', /* 65 */ |
| 167 | 'B', /* 66 */ |
| 168 | 'C', /* 67 */ |
| 169 | 'D', /* 68 */ |
| 170 | 'E', /* 69 */ |
| 171 | 'F', /* 70 */ |
| 172 | 'G', /* 71 */ |
| 173 | 'H', /* 72 */ |
| 174 | 'I', /* 73 */ |
| 175 | 'J', /* 74 */ |
| 176 | 'K', /* 75 */ |
| 177 | 'L', /* 76 */ |
| 178 | 'M', /* 77 */ |
| 179 | 'N', /* 78 */ |
| 180 | 'O', /* 79 */ |
| 181 | 'P', /* 80 */ |
| 182 | 'Q', /* 81 */ |
| 183 | 'R', /* 82 */ |
| 184 | 'S', /* 83 */ |
| 185 | 'T', /* 84 */ |
| 186 | 'U', /* 85 */ |
| 187 | 'V', /* 86 */ |
| 188 | 'W', /* 87 */ |
| 189 | 'X', /* 88 */ |
| 190 | 'Y', /* 89 */ |
| 191 | 'Z', /* 90 */ |
| 192 | 0, /* 91 */ |
| 193 | 0, /* 92 */ |
| 194 | 0, /* 93 */ |
| 195 | 0, /* 94 */ |
| 196 | '_', /* 95 */ |
| 197 | 0, /* 96 */ |
| 198 | 'a', /* 97 */ |
| 199 | 'b', /* 98 */ |
| 200 | 'c', /* 99 */ |
| 201 | 'd', /* 100 */ |
| 202 | 'e', /* 101 */ |
| 203 | 'f', /* 102 */ |
| 204 | 'g', /* 103 */ |
| 205 | 'h', /* 104 */ |
| 206 | 'i', /* 105 */ |
| 207 | 'j', /* 106 */ |
| 208 | 'k', /* 107 */ |
| 209 | 'l', /* 108 */ |
| 210 | 'm', /* 109 */ |
| 211 | 'n', /* 110 */ |
| 212 | 'o', /* 111 */ |
| 213 | 'p', /* 112 */ |
| 214 | 'q', /* 113 */ |
| 215 | 'r', /* 114 */ |
| 216 | 's', /* 115 */ |
| 217 | 't', /* 116 */ |
| 218 | 'u', /* 117 */ |
| 219 | 'v', /* 118 */ |
| 220 | 'w', /* 119 */ |
| 221 | 'x', /* 120 */ |
| 222 | 'y', /* 121 */ |
| 223 | 'z', /* 122 */ |
| 224 | 0, /* 123 */ |
| 225 | 0, /* 124 */ |
| 226 | 0, /* 125 */ |
| 227 | 0, /* 126 */ |
| 228 | 0, /* 127 */ |
| 229 | 0, /* 128 */ |
| 230 | 0, /* 129 */ |
| 231 | 0, /* 130 */ |
| 232 | 0, /* 131 */ |
| 233 | 0, /* 132 */ |
| 234 | 0, /* 133 */ |
| 235 | 0, /* 134 */ |
| 236 | 0, /* 135 */ |
| 237 | 0, /* 136 */ |
| 238 | 0, /* 137 */ |
| 239 | 0, /* 138 */ |
| 240 | 0, /* 139 */ |
| 241 | 0, /* 140 */ |
| 242 | 0, /* 141 */ |
| 243 | 0, /* 142 */ |
| 244 | 0, /* 143 */ |
| 245 | 0, /* 144 */ |
| 246 | 0, /* 145 */ |
| 247 | 0, /* 146 */ |
| 248 | 0, /* 147 */ |
| 249 | 0, /* 148 */ |
| 250 | 0, /* 149 */ |
| 251 | 0, /* 150 */ |
| 252 | 0, /* 151 */ |
| 253 | 0, /* 152 */ |
| 254 | 0, /* 153 */ |
| 255 | 0, /* 154 */ |
| 256 | 0, /* 155 */ |
| 257 | 0, /* 156 */ |
| 258 | 0, /* 157 */ |
| 259 | 0, /* 158 */ |
| 260 | 0, /* 159 */ |
| 261 | 0, /* 160 */ |
| 262 | 0, /* 161 */ |
| 263 | 0, /* 162 */ |
| 264 | 0, /* 163 */ |
| 265 | 0, /* 164 */ |
| 266 | 0, /* 165 */ |
| 267 | 0, /* 166 */ |
| 268 | 0, /* 167 */ |
| 269 | 0, /* 168 */ |
| 270 | 0, /* 169 */ |
| 271 | 0, /* 170 */ |
| 272 | 0, /* 171 */ |
| 273 | 0, /* 172 */ |
| 274 | 0, /* 173 */ |
| 275 | 0, /* 174 */ |
| 276 | 0, /* 175 */ |
| 277 | 0, /* 176 */ |
| 278 | 0, /* 177 */ |
| 279 | 0, /* 178 */ |
| 280 | 0, /* 179 */ |
| 281 | 0, /* 180 */ |
| 282 | 0, /* 181 */ |
| 283 | 0, /* 182 */ |
| 284 | 0, /* 183 */ |
| 285 | 0, /* 184 */ |
| 286 | 0, /* 185 */ |
| 287 | 0, /* 186 */ |
| 288 | 0, /* 187 */ |
| 289 | 0, /* 188 */ |
| 290 | 0, /* 189 */ |
| 291 | 0, /* 190 */ |
| 292 | 0, /* 191 */ |
| 293 | 0, /* 192 */ |
| 294 | 0, /* 193 */ |
| 295 | 0, /* 194 */ |
| 296 | 0, /* 195 */ |
| 297 | 0, /* 196 */ |
| 298 | 0, /* 197 */ |
| 299 | 0, /* 198 */ |
| 300 | 0, /* 199 */ |
| 301 | 0, /* 200 */ |
| 302 | 0, /* 201 */ |
| 303 | 0, /* 202 */ |
| 304 | 0, /* 203 */ |
| 305 | 0, /* 204 */ |
| 306 | 0, /* 205 */ |
| 307 | 0, /* 206 */ |
| 308 | 0, /* 207 */ |
| 309 | 0, /* 208 */ |
| 310 | 0, /* 209 */ |
| 311 | 0, /* 210 */ |
| 312 | 0, /* 211 */ |
| 313 | 0, /* 212 */ |
| 314 | 0, /* 213 */ |
| 315 | 0, /* 214 */ |
| 316 | 0, /* 215 */ |
| 317 | 0, /* 216 */ |
| 318 | 0, /* 217 */ |
| 319 | 0, /* 218 */ |
| 320 | 0, /* 219 */ |
| 321 | 0, /* 220 */ |
| 322 | 0, /* 221 */ |
| 323 | 0, /* 222 */ |
| 324 | 0, /* 223 */ |
| 325 | 0, /* 224 */ |
| 326 | 0, /* 225 */ |
| 327 | 0, /* 226 */ |
| 328 | 0, /* 227 */ |
| 329 | 0, /* 228 */ |
| 330 | 0, /* 229 */ |
| 331 | 0, /* 230 */ |
| 332 | 0, /* 231 */ |
| 333 | 0, /* 232 */ |
| 334 | 0, /* 233 */ |
| 335 | 0, /* 234 */ |
| 336 | 0, /* 235 */ |
| 337 | 0, /* 236 */ |
| 338 | 0, /* 237 */ |
| 339 | 0, /* 238 */ |
| 340 | 0, /* 239 */ |
| 341 | 0, /* 240 */ |
| 342 | 0, /* 241 */ |
| 343 | 0, /* 242 */ |
| 344 | 0, /* 243 */ |
| 345 | 0, /* 244 */ |
| 346 | 0, /* 245 */ |
| 347 | 0, /* 246 */ |
| 348 | 0, /* 247 */ |
| 349 | 0, /* 248 */ |
| 350 | 0, /* 249 */ |
| 351 | 0, /* 250 */ |
| 352 | 0, /* 251 */ |
| 353 | 0, /* 252 */ |
| 354 | 0, /* 253 */ |
| 355 | 0, /* 254 */ |
| 356 | 0 /* 255 */ |
| 357 | }; |
| 358 | |
| 359 | /* Assume every character will be encoded, so we need 3 times the space. */ |
| 360 | size_t len = strlen(source) * 3 + 1; |
| 361 | size_t count = len; |
| 362 | char *enc = (char*)calloc(1, len); |
| 363 | *dest = enc; |
| 364 | |
| 365 | for (; *source; source++) |
| 366 | { |
| 367 | int written = 0; |
| 368 | |
| 369 | /* any non-ASCII character will just be encoded without question */ |
| 370 | if ((unsigned)*source < sizeof(urlencode_lut) && urlencode_lut[(unsigned)*source]) |
| 371 | written = snprintf(enc, count, "%c", urlencode_lut[(unsigned)*source]); |
| 372 | else |
| 373 | written = snprintf(enc, count, "%%%02X", *source & 0xFF); |
| 374 | |
| 375 | if (written > 0) |
| 376 | count -= written; |
| 377 | |
| 378 | while (*++enc); |
| 379 | } |
| 380 | |
| 381 | (*dest)[len - 1] = '\0'; |
| 382 | } |
| 383 | |
| 384 | /** |
| 385 | * net_http_urlencode_full: |
| 386 | * |
| 387 | * Re-encode a full URL |
| 388 | **/ |
| 389 | void net_http_urlencode_full(char *dest, |
| 390 | const char *source, size_t size) |
| 391 | { |
| 392 | size_t tmp_len; |
| 393 | size_t url_domain_len; |
| 394 | char url_domain[256]; |
| 395 | char url_path[PATH_MAX_LENGTH]; |
| 396 | size_t buf_pos = 0; |
| 397 | char *tmp = NULL; |
| 398 | int count = 0; |
| 399 | |
| 400 | strlcpy(url_path, source, sizeof(url_path)); |
| 401 | tmp = url_path; |
| 402 | |
| 403 | while (count < 3 && tmp[0] != '\0') |
| 404 | { |
| 405 | tmp = strchr(tmp, '/'); |
| 406 | count++; |
| 407 | tmp++; |
| 408 | } |
| 409 | |
| 410 | tmp_len = strlen(tmp); |
| 411 | url_domain_len = ((strlcpy(url_domain, source, tmp - url_path)) - tmp_len) - 1; |
| 412 | strlcpy(url_path, |
| 413 | source + url_domain_len + 1, |
| 414 | tmp_len + 1 |
| 415 | ); |
| 416 | |
| 417 | tmp = NULL; |
| 418 | net_http_urlencode(&tmp, url_path); |
| 419 | buf_pos = strlcpy(dest, url_domain, size); |
| 420 | dest[buf_pos] = '/'; |
| 421 | dest[buf_pos+1] = '\0'; |
| 422 | strlcat(dest, tmp, size); |
| 423 | free (tmp); |
| 424 | } |
| 425 | |
| 426 | static int net_http_new_socket(struct http_connection_t *conn) |
| 427 | { |
| 428 | struct addrinfo *addr = NULL, *next_addr = NULL; |
| 429 | int fd = socket_init( |
| 430 | (void**)&addr, conn->port, conn->domain, SOCKET_TYPE_STREAM, 0); |
| 431 | #ifdef HAVE_SSL |
| 432 | if (conn->sock_state.ssl) |
| 433 | { |
| 434 | if (fd < 0) |
| 435 | goto done; |
| 436 | |
| 437 | if (!(conn->sock_state.ssl_ctx = ssl_socket_init(fd, conn->domain))) |
| 438 | { |
| 439 | socket_close(fd); |
| 440 | fd = -1; |
| 441 | goto done; |
| 442 | } |
| 443 | |
| 444 | /* TODO: Properly figure out what's going wrong when the newer |
| 445 | timeout/poll code interacts with mbed and winsock |
| 446 | https://github.com/libretro/RetroArch/issues/14742 */ |
| 447 | |
| 448 | /* Temp fix, don't use new timeout/poll code for cheevos http requests */ |
| 449 | bool timeout = true; |
| 450 | #ifdef __WIN32 |
| 451 | if (!strcmp(conn->domain, "retroachievements.org")) |
| 452 | timeout = false; |
| 453 | #endif |
| 454 | |
| 455 | if (ssl_socket_connect(conn->sock_state.ssl_ctx, addr, timeout, true) |
| 456 | < 0) |
| 457 | { |
| 458 | fd = -1; |
| 459 | goto done; |
| 460 | } |
| 461 | } |
| 462 | else |
| 463 | #endif |
| 464 | for (next_addr = addr; fd >= 0; fd = socket_next((void**)&next_addr)) |
| 465 | { |
| 466 | if (socket_connect_with_timeout(fd, next_addr, 5000)) |
| 467 | break; |
| 468 | |
| 469 | socket_close(fd); |
| 470 | } |
| 471 | |
| 472 | #ifdef HAVE_SSL |
| 473 | done: |
| 474 | #endif |
| 475 | if (addr) |
| 476 | freeaddrinfo_retro(addr); |
| 477 | |
| 478 | conn->sock_state.fd = fd; |
| 479 | |
| 480 | return fd; |
| 481 | } |
| 482 | |
| 483 | static void net_http_send_str( |
| 484 | struct http_socket_state_t *sock_state, bool *error, |
| 485 | const char *text, size_t text_size) |
| 486 | { |
| 487 | if (*error) |
| 488 | return; |
| 489 | #ifdef HAVE_SSL |
| 490 | if (sock_state->ssl) |
| 491 | { |
| 492 | if (!ssl_socket_send_all_blocking( |
| 493 | sock_state->ssl_ctx, text, text_size, true)) |
| 494 | *error = true; |
| 495 | } |
| 496 | else |
| 497 | #endif |
| 498 | { |
| 499 | if (!socket_send_all_blocking( |
| 500 | sock_state->fd, text, text_size, true)) |
| 501 | *error = true; |
| 502 | } |
| 503 | } |
| 504 | |
| 505 | struct http_connection_t *net_http_connection_new(const char *url, |
| 506 | const char *method, const char *data) |
| 507 | { |
| 508 | struct http_connection_t *conn = NULL; |
| 509 | |
| 510 | if (!url) |
| 511 | return NULL; |
| 512 | if (!(conn = (struct http_connection_t*)malloc( |
| 513 | sizeof(*conn)))) |
| 514 | return NULL; |
| 515 | |
| 516 | conn->domain = NULL; |
| 517 | conn->location = NULL; |
| 518 | conn->urlcopy = NULL; |
| 519 | conn->scan = NULL; |
| 520 | conn->methodcopy = NULL; |
| 521 | conn->contenttypecopy = NULL; |
| 522 | conn->postdatacopy = NULL; |
| 523 | conn->useragentcopy = NULL; |
| 524 | conn->headerscopy = NULL; |
| 525 | conn->port = 0; |
| 526 | conn->sock_state.fd = 0; |
| 527 | conn->sock_state.ssl = false; |
| 528 | conn->sock_state.ssl_ctx= NULL; |
| 529 | |
| 530 | if (method) |
| 531 | conn->methodcopy = strdup(method); |
| 532 | |
| 533 | if (data) |
| 534 | conn->postdatacopy = strdup(data); |
| 535 | |
| 536 | if (!(conn->urlcopy = strdup(url))) |
| 537 | goto error; |
| 538 | |
| 539 | if (!strncmp(url, "http://", STRLEN_CONST("http://"))) |
| 540 | conn->scan = conn->urlcopy + STRLEN_CONST("http://"); |
| 541 | else if (!strncmp(url, "https://", STRLEN_CONST("https://"))) |
| 542 | { |
| 543 | conn->scan = conn->urlcopy + STRLEN_CONST("https://"); |
| 544 | conn->sock_state.ssl = true; |
| 545 | } |
| 546 | else |
| 547 | goto error; |
| 548 | |
| 549 | if (string_is_empty(conn->scan)) |
| 550 | goto error; |
| 551 | |
| 552 | conn->domain = conn->scan; |
| 553 | |
| 554 | return conn; |
| 555 | |
| 556 | error: |
| 557 | if (conn->urlcopy) |
| 558 | free(conn->urlcopy); |
| 559 | if (conn->methodcopy) |
| 560 | free(conn->methodcopy); |
| 561 | if (conn->postdatacopy) |
| 562 | free(conn->postdatacopy); |
| 563 | conn->urlcopy = NULL; |
| 564 | conn->methodcopy = NULL; |
| 565 | conn->postdatacopy = NULL; |
| 566 | free(conn); |
| 567 | return NULL; |
| 568 | } |
| 569 | |
| 570 | /** |
| 571 | * net_http_connection_iterate: |
| 572 | * |
| 573 | * Leaf function. |
| 574 | **/ |
| 575 | bool net_http_connection_iterate(struct http_connection_t *conn) |
| 576 | { |
| 577 | if (!conn) |
| 578 | return false; |
| 579 | |
| 580 | while (*conn->scan != '/' && *conn->scan != ':' && *conn->scan != '\0') |
| 581 | conn->scan++; |
| 582 | |
| 583 | return true; |
| 584 | } |
| 585 | |
| 586 | bool net_http_connection_done(struct http_connection_t *conn) |
| 587 | { |
| 588 | int has_port = 0; |
| 589 | |
| 590 | if (!conn || !conn->domain || !*conn->domain) |
| 591 | return false; |
| 592 | |
| 593 | if (*conn->scan == ':') |
| 594 | { |
| 595 | /* domain followed by port, split off the port */ |
| 596 | *conn->scan++ = '\0'; |
| 597 | |
| 598 | if (!isdigit((int)(*conn->scan))) |
| 599 | return false; |
| 600 | |
| 601 | conn->port = (int)strtoul(conn->scan, &conn->scan, 10); |
| 602 | has_port = 1; |
| 603 | } |
| 604 | else if (conn->port == 0) |
| 605 | { |
| 606 | /* port not specified, default to standard HTTP or HTTPS port */ |
| 607 | if (conn->sock_state.ssl) |
| 608 | conn->port = 443; |
| 609 | else |
| 610 | conn->port = 80; |
| 611 | } |
| 612 | |
| 613 | if (*conn->scan == '/') |
| 614 | { |
| 615 | /* domain followed by location - split off the location */ |
| 616 | /* site.com/path.html or site.com:80/path.html */ |
| 617 | *conn->scan = '\0'; |
| 618 | conn->location = conn->scan + 1; |
| 619 | return true; |
| 620 | } |
| 621 | else if (!*conn->scan) |
| 622 | { |
| 623 | /* domain with no location - point location at empty string */ |
| 624 | /* site.com or site.com:80 */ |
| 625 | conn->location = conn->scan; |
| 626 | return true; |
| 627 | } |
| 628 | else if (*conn->scan == '?') |
| 629 | { |
| 630 | /* domain with no location, but still has query parms - point location at the query parms */ |
| 631 | /* site.com?param=3 or site.com:80?param=3 */ |
| 632 | if (!has_port) |
| 633 | { |
| 634 | /* if there wasn't a port, we have to expand the urlcopy so we can separate the two parts */ |
| 635 | size_t domain_len = strlen(conn->domain); |
| 636 | size_t location_len = strlen(conn->scan); |
| 637 | char* urlcopy = (char*)malloc(domain_len + location_len + 2); |
| 638 | memcpy(urlcopy, conn->domain, domain_len); |
| 639 | urlcopy[domain_len] = '\0'; |
| 640 | memcpy(urlcopy + domain_len + 1, conn->scan, location_len + 1); |
| 641 | |
| 642 | free(conn->urlcopy); |
| 643 | conn->domain = conn->urlcopy = urlcopy; |
| 644 | conn->location = conn->scan = urlcopy + domain_len + 1; |
| 645 | } |
| 646 | else /* There was a port, so overwriting the : will terminate the domain and we can just point at the ? */ |
| 647 | conn->location = conn->scan; |
| 648 | |
| 649 | return true; |
| 650 | } |
| 651 | |
| 652 | /* invalid character after domain/port */ |
| 653 | return false; |
| 654 | } |
| 655 | |
| 656 | void net_http_connection_free(struct http_connection_t *conn) |
| 657 | { |
| 658 | if (!conn) |
| 659 | return; |
| 660 | |
| 661 | if (conn->urlcopy) |
| 662 | free(conn->urlcopy); |
| 663 | |
| 664 | if (conn->methodcopy) |
| 665 | free(conn->methodcopy); |
| 666 | |
| 667 | if (conn->contenttypecopy) |
| 668 | free(conn->contenttypecopy); |
| 669 | |
| 670 | if (conn->postdatacopy) |
| 671 | free(conn->postdatacopy); |
| 672 | |
| 673 | if (conn->useragentcopy) |
| 674 | free(conn->useragentcopy); |
| 675 | |
| 676 | if (conn->headerscopy) |
| 677 | free(conn->headerscopy); |
| 678 | |
| 679 | conn->urlcopy = NULL; |
| 680 | conn->methodcopy = NULL; |
| 681 | conn->contenttypecopy = NULL; |
| 682 | conn->postdatacopy = NULL; |
| 683 | conn->useragentcopy = NULL; |
| 684 | conn->headerscopy = NULL; |
| 685 | |
| 686 | free(conn); |
| 687 | } |
| 688 | |
| 689 | void net_http_connection_set_user_agent( |
| 690 | struct http_connection_t *conn, const char *user_agent) |
| 691 | { |
| 692 | if (conn->useragentcopy) |
| 693 | free(conn->useragentcopy); |
| 694 | |
| 695 | conn->useragentcopy = user_agent ? strdup(user_agent) : NULL; |
| 696 | } |
| 697 | |
| 698 | void net_http_connection_set_headers( |
| 699 | struct http_connection_t *conn, const char *headers) |
| 700 | { |
| 701 | if (conn->headerscopy) |
| 702 | free(conn->headerscopy); |
| 703 | |
| 704 | conn->headerscopy = headers ? strdup(headers) : NULL; |
| 705 | } |
| 706 | |
| 707 | const char *net_http_connection_url(struct http_connection_t *conn) |
| 708 | { |
| 709 | return conn->urlcopy; |
| 710 | } |
| 711 | |
| 712 | const char* net_http_connection_method(struct http_connection_t* conn) |
| 713 | { |
| 714 | return conn->methodcopy; |
| 715 | } |
| 716 | |
| 717 | struct http_t *net_http_new(struct http_connection_t *conn) |
| 718 | { |
| 719 | bool error = false; |
| 720 | int fd = -1; |
| 721 | struct http_t *state = NULL; |
| 722 | |
| 723 | if (!conn) |
| 724 | goto error; |
| 725 | |
| 726 | if ((fd = net_http_new_socket(conn)) < 0) |
| 727 | goto error; |
| 728 | |
| 729 | error = false; |
| 730 | |
| 731 | /* This is a bit lazy, but it works. */ |
| 732 | if (conn->methodcopy) |
| 733 | { |
| 734 | net_http_send_str(&conn->sock_state, &error, conn->methodcopy, |
| 735 | strlen(conn->methodcopy)); |
| 736 | net_http_send_str(&conn->sock_state, &error, " /", |
| 737 | STRLEN_CONST(" /")); |
| 738 | } |
| 739 | else |
| 740 | { |
| 741 | net_http_send_str(&conn->sock_state, &error, "GET /", |
| 742 | STRLEN_CONST("GET /")); |
| 743 | } |
| 744 | |
| 745 | net_http_send_str(&conn->sock_state, &error, conn->location, |
| 746 | strlen(conn->location)); |
| 747 | net_http_send_str(&conn->sock_state, &error, " HTTP/1.1\r\n", |
| 748 | STRLEN_CONST(" HTTP/1.1\r\n")); |
| 749 | |
| 750 | net_http_send_str(&conn->sock_state, &error, "Host: ", |
| 751 | STRLEN_CONST("Host: ")); |
| 752 | net_http_send_str(&conn->sock_state, &error, conn->domain, |
| 753 | strlen(conn->domain)); |
| 754 | |
| 755 | if (conn->port) |
| 756 | { |
| 757 | char portstr[16]; |
| 758 | |
| 759 | portstr[0] = '\0'; |
| 760 | |
| 761 | snprintf(portstr, sizeof(portstr), ":%i", conn->port); |
| 762 | net_http_send_str(&conn->sock_state, &error, portstr, |
| 763 | strlen(portstr)); |
| 764 | } |
| 765 | |
| 766 | net_http_send_str(&conn->sock_state, &error, "\r\n", |
| 767 | STRLEN_CONST("\r\n")); |
| 768 | |
| 769 | /* Pre-formatted headers */ |
| 770 | if (conn->headerscopy) |
| 771 | net_http_send_str(&conn->sock_state, &error, conn->headerscopy, |
| 772 | strlen(conn->headerscopy)); |
| 773 | /* This is not being set anywhere yet */ |
| 774 | else if (conn->contenttypecopy) |
| 775 | { |
| 776 | net_http_send_str(&conn->sock_state, &error, "Content-Type: ", |
| 777 | STRLEN_CONST("Content-Type: ")); |
| 778 | net_http_send_str(&conn->sock_state, &error, |
| 779 | conn->contenttypecopy, strlen(conn->contenttypecopy)); |
| 780 | net_http_send_str(&conn->sock_state, &error, "\r\n", |
| 781 | STRLEN_CONST("\r\n")); |
| 782 | } |
| 783 | |
| 784 | if (conn->methodcopy && (string_is_equal(conn->methodcopy, "POST"))) |
| 785 | { |
| 786 | size_t post_len, len; |
| 787 | char *len_str = NULL; |
| 788 | |
| 789 | if (!conn->postdatacopy) |
| 790 | goto error; |
| 791 | |
| 792 | if (!conn->headerscopy) |
| 793 | { |
| 794 | if (!conn->contenttypecopy) |
| 795 | net_http_send_str(&conn->sock_state, &error, |
| 796 | "Content-Type: application/x-www-form-urlencoded\r\n", |
| 797 | STRLEN_CONST( |
| 798 | "Content-Type: application/x-www-form-urlencoded\r\n" |
| 799 | )); |
| 800 | } |
| 801 | |
| 802 | net_http_send_str(&conn->sock_state, &error, "Content-Length: ", |
| 803 | STRLEN_CONST("Content-Length: ")); |
| 804 | |
| 805 | post_len = strlen(conn->postdatacopy); |
| 806 | #ifdef _WIN32 |
| 807 | len = snprintf(NULL, 0, "%" PRIuPTR, post_len); |
| 808 | len_str = (char*)malloc(len + 1); |
| 809 | snprintf(len_str, len + 1, "%" PRIuPTR, post_len); |
| 810 | #else |
| 811 | len = snprintf(NULL, 0, "%llu", (long long unsigned)post_len); |
| 812 | len_str = (char*)malloc(len + 1); |
| 813 | snprintf(len_str, len + 1, "%llu", (long long unsigned)post_len); |
| 814 | #endif |
| 815 | |
| 816 | len_str[len] = '\0'; |
| 817 | |
| 818 | net_http_send_str(&conn->sock_state, &error, len_str, |
| 819 | strlen(len_str)); |
| 820 | net_http_send_str(&conn->sock_state, &error, "\r\n", |
| 821 | STRLEN_CONST("\r\n")); |
| 822 | |
| 823 | free(len_str); |
| 824 | } |
| 825 | |
| 826 | net_http_send_str(&conn->sock_state, &error, "User-Agent: ", |
| 827 | STRLEN_CONST("User-Agent: ")); |
| 828 | if (conn->useragentcopy) |
| 829 | net_http_send_str(&conn->sock_state, &error, |
| 830 | conn->useragentcopy, strlen(conn->useragentcopy)); |
| 831 | else |
| 832 | net_http_send_str(&conn->sock_state, &error, "libretro", |
| 833 | STRLEN_CONST("libretro")); |
| 834 | net_http_send_str(&conn->sock_state, &error, "\r\n", |
| 835 | STRLEN_CONST("\r\n")); |
| 836 | |
| 837 | net_http_send_str(&conn->sock_state, &error, |
| 838 | "Connection: close\r\n", STRLEN_CONST("Connection: close\r\n")); |
| 839 | net_http_send_str(&conn->sock_state, &error, "\r\n", |
| 840 | STRLEN_CONST("\r\n")); |
| 841 | |
| 842 | if (conn->methodcopy && (string_is_equal(conn->methodcopy, "POST"))) |
| 843 | net_http_send_str(&conn->sock_state, &error, conn->postdatacopy, |
| 844 | strlen(conn->postdatacopy)); |
| 845 | |
| 846 | if (error) |
| 847 | goto error; |
| 848 | |
| 849 | state = (struct http_t*)malloc(sizeof(struct http_t)); |
| 850 | state->sock_state = conn->sock_state; |
| 851 | state->status = -1; |
| 852 | state->data = NULL; |
| 853 | state->part = P_HEADER_TOP; |
| 854 | state->bodytype = T_FULL; |
| 855 | state->error = false; |
| 856 | state->pos = 0; |
| 857 | state->len = 0; |
| 858 | state->buflen = 512; |
| 859 | |
| 860 | if (!(state->data = (char*)malloc(state->buflen))) |
| 861 | goto error; |
| 862 | |
| 863 | return state; |
| 864 | |
| 865 | error: |
| 866 | if (conn) |
| 867 | { |
| 868 | if (conn->methodcopy) |
| 869 | free(conn->methodcopy); |
| 870 | if (conn->contenttypecopy) |
| 871 | free(conn->contenttypecopy); |
| 872 | conn->methodcopy = NULL; |
| 873 | conn->contenttypecopy = NULL; |
| 874 | conn->postdatacopy = NULL; |
| 875 | } |
| 876 | #ifdef HAVE_SSL |
| 877 | if (conn && conn->sock_state.ssl_ctx) |
| 878 | { |
| 879 | ssl_socket_close(conn->sock_state.ssl_ctx); |
| 880 | ssl_socket_free(conn->sock_state.ssl_ctx); |
| 881 | conn->sock_state.ssl_ctx = NULL; |
| 882 | } |
| 883 | #else |
| 884 | if (fd >= 0) |
| 885 | socket_close(fd); |
| 886 | #endif |
| 887 | if (state) |
| 888 | free(state); |
| 889 | return NULL; |
| 890 | } |
| 891 | |
| 892 | /** |
| 893 | * net_http_fd: |
| 894 | * |
| 895 | * Leaf function. |
| 896 | * |
| 897 | * You can use this to call net_http_update |
| 898 | * only when something will happen; select() it for reading. |
| 899 | **/ |
| 900 | int net_http_fd(struct http_t *state) |
| 901 | { |
| 902 | if (!state) |
| 903 | return -1; |
| 904 | return state->sock_state.fd; |
| 905 | } |
| 906 | |
| 907 | /** |
| 908 | * net_http_update: |
| 909 | * |
| 910 | * @return true if it's done, or if something broke. |
| 911 | * @total will be 0 if it's not known. |
| 912 | **/ |
| 913 | bool net_http_update(struct http_t *state, size_t* progress, size_t* total) |
| 914 | { |
| 915 | ssize_t newlen = 0; |
| 916 | |
| 917 | if (!state) |
| 918 | return true; |
| 919 | if (state->error) |
| 920 | { |
| 921 | state->part = P_ERROR; |
| 922 | state->status = -1; |
| 923 | return true; |
| 924 | } |
| 925 | |
| 926 | if (state->part < P_BODY) |
| 927 | { |
| 928 | if (state->error) |
| 929 | { |
| 930 | state->part = P_ERROR; |
| 931 | state->status = -1; |
| 932 | return true; |
| 933 | } |
| 934 | |
| 935 | #ifdef HAVE_SSL |
| 936 | if (state->sock_state.ssl && state->sock_state.ssl_ctx) |
| 937 | newlen = ssl_socket_receive_all_nonblocking(state->sock_state.ssl_ctx, &state->error, |
| 938 | (uint8_t*)state->data + state->pos, |
| 939 | state->buflen - state->pos); |
| 940 | else |
| 941 | #endif |
| 942 | newlen = socket_receive_all_nonblocking(state->sock_state.fd, &state->error, |
| 943 | (uint8_t*)state->data + state->pos, |
| 944 | state->buflen - state->pos); |
| 945 | |
| 946 | if (newlen < 0) |
| 947 | { |
| 948 | state->error = true; |
| 949 | state->part = P_ERROR; |
| 950 | state->status = -1; |
| 951 | return true; |
| 952 | } |
| 953 | |
| 954 | if (state->pos + newlen >= state->buflen - 64) |
| 955 | { |
| 956 | state->buflen *= 2; |
| 957 | state->data = (char*)realloc(state->data, state->buflen); |
| 958 | } |
| 959 | state->pos += newlen; |
| 960 | |
| 961 | while (state->part < P_BODY) |
| 962 | { |
| 963 | char *dataend = state->data + state->pos; |
| 964 | char *lineend = (char*)memchr(state->data, '\n', state->pos); |
| 965 | |
| 966 | if (!lineend) |
| 967 | break; |
| 968 | |
| 969 | *lineend='\0'; |
| 970 | |
| 971 | if (lineend != state->data && lineend[-1]=='\r') |
| 972 | lineend[-1]='\0'; |
| 973 | |
| 974 | if (state->part == P_HEADER_TOP) |
| 975 | { |
| 976 | if (strncmp(state->data, "HTTP/1.", STRLEN_CONST("HTTP/1."))!=0) |
| 977 | { |
| 978 | state->error = true; |
| 979 | state->part = P_ERROR; |
| 980 | state->status = -1; |
| 981 | return true; |
| 982 | } |
| 983 | state->status = (int)strtoul(state->data |
| 984 | + STRLEN_CONST("HTTP/1.1 "), NULL, 10); |
| 985 | state->part = P_HEADER; |
| 986 | } |
| 987 | else |
| 988 | { |
| 989 | if (string_starts_with_case_insensitive(state->data, "Content-Length:")) |
| 990 | { |
| 991 | char* ptr = state->data + STRLEN_CONST("Content-Length:"); |
| 992 | while (ISSPACE(*ptr)) |
| 993 | ++ptr; |
| 994 | |
| 995 | state->bodytype = T_LEN; |
| 996 | state->len = strtol(ptr, NULL, 10); |
| 997 | } |
| 998 | if (string_is_equal_case_insensitive(state->data, "Transfer-Encoding: chunked")) |
| 999 | state->bodytype = T_CHUNK; |
| 1000 | |
| 1001 | /* TODO: save headers somewhere */ |
| 1002 | if (state->data[0]=='\0') |
| 1003 | { |
| 1004 | state->part = P_BODY; |
| 1005 | if (state->bodytype == T_CHUNK) |
| 1006 | state->part = P_BODY_CHUNKLEN; |
| 1007 | } |
| 1008 | } |
| 1009 | |
| 1010 | memmove(state->data, lineend + 1, dataend-(lineend+1)); |
| 1011 | state->pos = (dataend-(lineend + 1)); |
| 1012 | } |
| 1013 | |
| 1014 | if (state->part >= P_BODY) |
| 1015 | { |
| 1016 | newlen = state->pos; |
| 1017 | state->pos = 0; |
| 1018 | } |
| 1019 | } |
| 1020 | |
| 1021 | if (state->part >= P_BODY && state->part < P_DONE) |
| 1022 | { |
| 1023 | if (!newlen) |
| 1024 | { |
| 1025 | if (state->error) |
| 1026 | newlen = -1; |
| 1027 | else |
| 1028 | { |
| 1029 | #ifdef HAVE_SSL |
| 1030 | if (state->sock_state.ssl && state->sock_state.ssl_ctx) |
| 1031 | newlen = ssl_socket_receive_all_nonblocking( |
| 1032 | state->sock_state.ssl_ctx, |
| 1033 | &state->error, |
| 1034 | (uint8_t*)state->data + state->pos, |
| 1035 | state->buflen - state->pos); |
| 1036 | else |
| 1037 | #endif |
| 1038 | newlen = socket_receive_all_nonblocking( |
| 1039 | state->sock_state.fd, |
| 1040 | &state->error, |
| 1041 | (uint8_t*)state->data + state->pos, |
| 1042 | state->buflen - state->pos); |
| 1043 | } |
| 1044 | |
| 1045 | if (newlen < 0) |
| 1046 | { |
| 1047 | if (state->bodytype != T_FULL) |
| 1048 | { |
| 1049 | state->error = true; |
| 1050 | state->part = P_ERROR; |
| 1051 | state->status = -1; |
| 1052 | return true; |
| 1053 | } |
| 1054 | state->part = P_DONE; |
| 1055 | state->data = (char*)realloc(state->data, state->len); |
| 1056 | newlen = 0; |
| 1057 | } |
| 1058 | |
| 1059 | if (state->pos + newlen >= state->buflen - 64) |
| 1060 | { |
| 1061 | state->buflen *= 2; |
| 1062 | state->data = (char*)realloc(state->data, state->buflen); |
| 1063 | } |
| 1064 | } |
| 1065 | |
| 1066 | parse_again: |
| 1067 | if (state->bodytype == T_CHUNK) |
| 1068 | { |
| 1069 | if (state->part == P_BODY_CHUNKLEN) |
| 1070 | { |
| 1071 | state->pos += newlen; |
| 1072 | |
| 1073 | if (state->pos - state->len >= 2) |
| 1074 | { |
| 1075 | /* |
| 1076 | * len=start of chunk including \r\n |
| 1077 | * pos=end of data |
| 1078 | */ |
| 1079 | |
| 1080 | char *fullend = state->data + state->pos; |
| 1081 | char *end = (char*)memchr(state->data + state->len + 2, '\n', |
| 1082 | state->pos - state->len - 2); |
| 1083 | |
| 1084 | if (end) |
| 1085 | { |
| 1086 | size_t chunklen = strtoul(state->data+state->len, NULL, 16); |
| 1087 | state->pos = state->len; |
| 1088 | end++; |
| 1089 | |
| 1090 | memmove(state->data+state->len, end, fullend-end); |
| 1091 | |
| 1092 | state->len = chunklen; |
| 1093 | newlen = (fullend - end); |
| 1094 | |
| 1095 | /* |
| 1096 | len=num bytes |
| 1097 | newlen=unparsed bytes after \n |
| 1098 | pos=start of chunk including \r\n |
| 1099 | */ |
| 1100 | |
| 1101 | state->part = P_BODY; |
| 1102 | if (state->len == 0) |
| 1103 | { |
| 1104 | state->part = P_DONE; |
| 1105 | state->len = state->pos; |
| 1106 | state->data = (char*)realloc(state->data, state->len); |
| 1107 | } |
| 1108 | goto parse_again; |
| 1109 | } |
| 1110 | } |
| 1111 | } |
| 1112 | else if (state->part == P_BODY) |
| 1113 | { |
| 1114 | if ((size_t)newlen >= state->len) |
| 1115 | { |
| 1116 | state->pos += state->len; |
| 1117 | newlen -= state->len; |
| 1118 | state->len = state->pos; |
| 1119 | state->part = P_BODY_CHUNKLEN; |
| 1120 | goto parse_again; |
| 1121 | } |
| 1122 | state->pos += newlen; |
| 1123 | state->len -= newlen; |
| 1124 | } |
| 1125 | } |
| 1126 | else |
| 1127 | { |
| 1128 | state->pos += newlen; |
| 1129 | |
| 1130 | if (state->pos > state->len) |
| 1131 | { |
| 1132 | state->error = true; |
| 1133 | state->part = P_ERROR; |
| 1134 | state->status = -1; |
| 1135 | return true; |
| 1136 | } |
| 1137 | else if (state->pos == state->len) |
| 1138 | { |
| 1139 | state->part = P_DONE; |
| 1140 | state->data = (char*)realloc(state->data, state->len); |
| 1141 | } |
| 1142 | } |
| 1143 | } |
| 1144 | |
| 1145 | if (progress) |
| 1146 | *progress = state->pos; |
| 1147 | |
| 1148 | if (total) |
| 1149 | { |
| 1150 | if (state->bodytype == T_LEN) |
| 1151 | *total = state->len; |
| 1152 | else |
| 1153 | *total = 0; |
| 1154 | } |
| 1155 | |
| 1156 | return (state->part == P_DONE); |
| 1157 | } |
| 1158 | |
| 1159 | /** |
| 1160 | * net_http_status: |
| 1161 | * |
| 1162 | * Report HTTP status. 200, 404, or whatever. |
| 1163 | * |
| 1164 | * Leaf function. |
| 1165 | * |
| 1166 | * @return HTTP status code. |
| 1167 | **/ |
| 1168 | int net_http_status(struct http_t *state) |
| 1169 | { |
| 1170 | if (!state) |
| 1171 | return -1; |
| 1172 | return state->status; |
| 1173 | } |
| 1174 | |
| 1175 | /** |
| 1176 | * net_http_data: |
| 1177 | * |
| 1178 | * Leaf function. |
| 1179 | * |
| 1180 | * @return the downloaded data. The returned buffer is owned by the |
| 1181 | * HTTP handler; it's freed by net_http_delete(). |
| 1182 | * If the status is not 20x and accept_error is false, it returns NULL. |
| 1183 | **/ |
| 1184 | uint8_t* net_http_data(struct http_t *state, size_t* len, bool accept_error) |
| 1185 | { |
| 1186 | if (!state) |
| 1187 | return NULL; |
| 1188 | |
| 1189 | if (!accept_error && (state->error || state->status < 200 || state->status > 299)) |
| 1190 | { |
| 1191 | if (len) |
| 1192 | *len = 0; |
| 1193 | return NULL; |
| 1194 | } |
| 1195 | |
| 1196 | if (len) |
| 1197 | *len = state->len; |
| 1198 | |
| 1199 | return (uint8_t*)state->data; |
| 1200 | } |
| 1201 | |
| 1202 | /** |
| 1203 | * net_http_delete: |
| 1204 | * |
| 1205 | * Cleans up all memory. |
| 1206 | **/ |
| 1207 | void net_http_delete(struct http_t *state) |
| 1208 | { |
| 1209 | if (!state) |
| 1210 | return; |
| 1211 | |
| 1212 | if (state->sock_state.fd >= 0) |
| 1213 | { |
| 1214 | #ifdef HAVE_SSL |
| 1215 | if (state->sock_state.ssl && state->sock_state.ssl_ctx) |
| 1216 | { |
| 1217 | ssl_socket_close(state->sock_state.ssl_ctx); |
| 1218 | ssl_socket_free(state->sock_state.ssl_ctx); |
| 1219 | state->sock_state.ssl_ctx = NULL; |
| 1220 | } |
| 1221 | else |
| 1222 | #endif |
| 1223 | socket_close(state->sock_state.fd); |
| 1224 | } |
| 1225 | free(state); |
| 1226 | } |
| 1227 | |
| 1228 | /** |
| 1229 | * net_http_error: |
| 1230 | * |
| 1231 | * Leaf function |
| 1232 | **/ |
| 1233 | bool net_http_error(struct http_t *state) |
| 1234 | { |
| 1235 | return (state->error || state->status < 200 || state->status > 299); |
| 1236 | } |