Annotation of embedaddon/libpdel/http/http_request.c, revision 1.1
1.1 ! misho 1:
! 2: /*
! 3: * Copyright (c) 2001-2002 Packet Design, LLC.
! 4: * All rights reserved.
! 5: *
! 6: * Subject to the following obligations and disclaimer of warranty,
! 7: * use and redistribution of this software, in source or object code
! 8: * forms, with or without modifications are expressly permitted by
! 9: * Packet Design; provided, however, that:
! 10: *
! 11: * (i) Any and all reproductions of the source or object code
! 12: * must include the copyright notice above and the following
! 13: * disclaimer of warranties; and
! 14: * (ii) No rights are granted, in any manner or form, to use
! 15: * Packet Design trademarks, including the mark "PACKET DESIGN"
! 16: * on advertising, endorsements, or otherwise except as such
! 17: * appears in the above copyright notice or in the software.
! 18: *
! 19: * THIS SOFTWARE IS BEING PROVIDED BY PACKET DESIGN "AS IS", AND
! 20: * TO THE MAXIMUM EXTENT PERMITTED BY LAW, PACKET DESIGN MAKES NO
! 21: * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING
! 22: * THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED
! 23: * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
! 24: * OR NON-INFRINGEMENT. PACKET DESIGN DOES NOT WARRANT, GUARANTEE,
! 25: * OR MAKE ANY REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS
! 26: * OF THE USE OF THIS SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY,
! 27: * RELIABILITY OR OTHERWISE. IN NO EVENT SHALL PACKET DESIGN BE
! 28: * LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING OUT OF ANY USE
! 29: * OF THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY DIRECT,
! 30: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, OR CONSEQUENTIAL
! 31: * DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, LOSS OF
! 32: * USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY THEORY OF
! 33: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 34: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
! 35: * THE USE OF THIS SOFTWARE, EVEN IF PACKET DESIGN IS ADVISED OF
! 36: * THE POSSIBILITY OF SUCH DAMAGE.
! 37: *
! 38: * Author: Archie Cobbs <archie@freebsd.org>
! 39: */
! 40:
! 41: #include <sys/types.h>
! 42: #include <sys/queue.h>
! 43:
! 44: #include <netinet/in.h>
! 45:
! 46: #include <stdio.h>
! 47: #include <stdlib.h>
! 48: #include <stdarg.h>
! 49: #include <string.h>
! 50: #include <limits.h>
! 51: #include <pthread.h>
! 52: #include <ctype.h>
! 53: #include <syslog.h>
! 54: #include <errno.h>
! 55: #include <assert.h>
! 56:
! 57: #include <openssl/ssl.h>
! 58:
! 59: #include "structs/structs.h"
! 60: #include "structs/type/array.h"
! 61:
! 62: #include "http/http_defs.h"
! 63: #include "http/http_server.h"
! 64: #include "http/http_internal.h"
! 65: #include "util/typed_mem.h"
! 66:
! 67: #define MAX_NVP_LEN (8 * 1024)
! 68: #define MAX_NVP_DATA (64 * 1024)
! 69:
! 70: /*
! 71: * Error strings
! 72: */
! 73: #define PARSE_REQUST_MSG "Error parsing request header"
! 74: #define REQUEST_TIMEOUT_MSG "Press reload to reestablish a connection"
! 75:
! 76: /*
! 77: * Internal functions
! 78: */
! 79: static int http_request_decode_query(struct http_request *req);
! 80: static int nvp_cmp(const void *v1, const void *v2);
! 81: static char *read_string_until(const char *mtype,
! 82: FILE *fp, const char *term);
! 83: static int http_request_add_nvp(struct http_request *req, int encoded,
! 84: const char *ename, const char *evalue);
! 85: static void http_request_decode_auth(struct http_request *req);
! 86:
! 87: /*
! 88: * Internal variables
! 89: */
! 90: static const char base64[65]
! 91: = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
! 92:
! 93: /*********************************************************************
! 94: MAIN ROUTINES
! 95: *********************************************************************/
! 96:
! 97: /*
! 98: * Create a new request structure.
! 99: */
! 100: int
! 101: _http_request_new(struct http_connection *conn)
! 102: {
! 103: struct http_request *req;
! 104:
! 105: /* Create request structure */
! 106: assert(conn->req == NULL);
! 107: if ((req = MALLOC("http_request", sizeof(*req))) == NULL) {
! 108: (*conn->logger)(LOG_ERR, "%s: %s", "malloc", strerror(errno));
! 109: return (-1);
! 110: }
! 111: memset(req, 0, sizeof(*req));
! 112:
! 113: /* Attach message structure */
! 114: if ((req->msg = _http_message_new()) == NULL) {
! 115: (*conn->logger)(LOG_ERR, "%s: %s", "malloc", strerror(errno));
! 116: FREE("http_request", req);
! 117: return (-1);
! 118: }
! 119:
! 120: /* Link it up */
! 121: req->msg->conn = conn;
! 122: conn->req = req;
! 123: return (0);
! 124: }
! 125:
! 126: /*
! 127: * Read in, validate, and prep an HTTP request from a connection.
! 128: *
! 129: * If there is a problem, load an error response page if appropriate.
! 130: */
! 131: int
! 132: _http_request_read(struct http_connection *conn)
! 133: {
! 134: struct http_request *const req = conn->req;
! 135: struct http_response *const resp = conn->resp;
! 136: struct http_message *const msg = req->msg;
! 137: const char *path = NULL;
! 138: const char *method;
! 139: const char *colon;
! 140: const char *slash;
! 141: const char *proto;
! 142: const char *uri;
! 143: const char *s;
! 144: char scheme[32];
! 145: int plen = -1;
! 146: int hlen;
! 147:
! 148: /* Load in message from HTTP connection */
! 149: if (_http_message_read(msg, 1) == -1) {
! 150: const int errno_save = errno;
! 151:
! 152: /* If nothing read, the peer must have closed the connection */
! 153: if (!_http_message_has_anything(msg)) {
! 154: errno = ENOTCONN;
! 155: return (-1);
! 156: }
! 157:
! 158: /* Return an appropriate error message */
! 159: switch (errno) {
! 160: case EINVAL:
! 161: http_response_send_error(resp, HTTP_STATUS_BAD_REQUEST,
! 162: PARSE_REQUST_MSG);
! 163: break;
! 164:
! 165: case ETIMEDOUT:
! 166: http_response_send_error(resp,
! 167: HTTP_STATUS_REQUEST_TIME_OUT, REQUEST_TIMEOUT_MSG);
! 168: break;
! 169:
! 170: default:
! 171: http_response_send_error(resp,
! 172: HTTP_STATUS_INTERNAL_SERVER_ERROR,
! 173: "%s", strerror(errno));
! 174: break;
! 175: }
! 176:
! 177: /* in all cases return -1 */
! 178: errno = errno_save;
! 179: return (-1);
! 180: }
! 181:
! 182: /* Get method, URI, and protocol */
! 183: method = _http_head_get(msg->head, HDR_REQUEST_METHOD);
! 184: uri = _http_head_get(msg->head, HDR_REQUEST_URI);
! 185: proto = _http_head_get(msg->head, HDR_REQUEST_VERSION);
! 186:
! 187: /* Check method and reset input length if not POST */
! 188: if (strcmp(method, HTTP_METHOD_GET) == 0
! 189: || strcmp(method, HTTP_METHOD_HEAD) == 0
! 190: || strcmp(method, HTTP_METHOD_POST) == 0
! 191: || strcmp(method, HTTP_METHOD_CONNECT) == 0)
! 192: ; /* ok */
! 193: else if (strcmp(method, HTTP_METHOD_OPTIONS) == 0
! 194: || strcmp(method, HTTP_METHOD_PUT) == 0
! 195: || strcmp(method, HTTP_METHOD_DELETE) == 0
! 196: || strcmp(method, HTTP_METHOD_TRACE) == 0) {
! 197: http_response_send_error(resp,
! 198: HTTP_STATUS_METHOD_NOT_ALLOWED, NULL);
! 199: return (-1);
! 200: } else {
! 201: http_response_send_error(resp,
! 202: HTTP_STATUS_NOT_IMPLEMENTED, NULL);
! 203: return (-1);
! 204: }
! 205:
! 206: /* If request was HEAD, omit sending the body */
! 207: if (strcasecmp(method, HTTP_METHOD_HEAD) == 0)
! 208: resp->msg->skip_body = 1;
! 209:
! 210: /* Check protocol is known */
! 211: if (strcmp(proto, HTTP_PROTO_0_9) != 0
! 212: && strcmp(proto, HTTP_PROTO_1_0) != 0
! 213: && strcmp(proto, HTTP_PROTO_1_1) != 0) {
! 214: http_response_send_error(resp,
! 215: HTTP_STATUS_HTTP_VERSION_NOT_SUPPORTED, NULL);
! 216: return (-1);
! 217: }
! 218:
! 219: /* If protocol is HTTP/0.9, don't send back any headers */
! 220: if (strcmp(proto, HTTP_PROTO_0_9) == 0)
! 221: resp->msg->no_headers = 1;
! 222:
! 223: /* Check for CONNECT method */
! 224: if (strcmp(method, HTTP_METHOD_CONNECT) == 0) {
! 225: if ((msg->host = STRDUP("http_message.host", uri)) == NULL)
! 226: goto malloc_fail;
! 227: conn->proxy = 1;
! 228: goto no_path;
! 229: }
! 230:
! 231: /* Get explicit scheme, if any */
! 232: colon = strchr(uri, ':');
! 233: slash = strchr(uri, '/');
! 234: if (colon != NULL && slash != NULL && colon < slash) {
! 235: char *c;
! 236:
! 237: strlcpy(scheme, uri, sizeof(scheme));
! 238: if ((c = strchr(scheme, ':')) != NULL)
! 239: *c = '\0';
! 240: conn->proxy = 1; /* explicit scheme => proxy request */
! 241: } else
! 242: strlcpy(scheme, "http", sizeof(scheme));
! 243:
! 244: /* We only support HTTP */
! 245: if (strcasecmp(scheme, "http") != 0) {
! 246: http_response_send_error(resp, HTTP_STATUS_BAD_REQUEST,
! 247: "Unsupported scheme \"%s\"", scheme);
! 248: return (-1);
! 249: }
! 250:
! 251: /* Separate out host, path and query parts from URI */
! 252: if (strncasecmp(uri, "http://", 7) == 0) {
! 253: if ((path = strchr(uri + 7, '/')) == NULL) {
! 254: http_response_send_error(resp, HTTP_STATUS_BAD_REQUEST,
! 255: "Request URI has no path component");
! 256: return (-1);
! 257: }
! 258: hlen = path - (uri + 7);
! 259: if ((msg->host = MALLOC("http_message.host", hlen + 1)) == NULL)
! 260: goto malloc_fail;
! 261: memcpy(msg->host, uri + 7, hlen);
! 262: msg->host[hlen] = '\0';
! 263: conn->proxy = 1;
! 264: } else if (*uri != '/') {
! 265: http_response_send_error(resp,
! 266: HTTP_STATUS_BAD_REQUEST, "Bogus non-absolute URI");
! 267: return (-1);
! 268: } else
! 269: path = uri;
! 270: if ((s = strchr(path, '?')) == NULL)
! 271: plen = strlen(path);
! 272: else {
! 273: plen = s - path;
! 274: if ((msg->query = STRDUP("http_message.query", s + 1)) == NULL)
! 275: goto malloc_fail;
! 276: }
! 277:
! 278: no_path:
! 279: /* Check body input length for POST, all others have no input body */
! 280: if (strcmp(method, HTTP_METHOD_POST) == 0) {
! 281: if (msg->input_len == UINT_MAX
! 282: && _http_head_want_keepalive(req->msg->head)) {
! 283: http_response_send_error(resp, HTTP_STATUS_BAD_REQUEST,
! 284: "Keep-Alive requires %s",
! 285: HTTP_HEADER_CONTENT_LENGTH);
! 286: return (-1);
! 287: }
! 288: } else
! 289: msg->input_len = 0; /* ignore C-L header */
! 290:
! 291: /* Decode URL path part */
! 292: if (path == NULL)
! 293: goto no_path2;
! 294: if ((msg->path = MALLOC("http_message.path", plen + 1)) == NULL) {
! 295: malloc_fail:
! 296: (*conn->logger)(LOG_ERR, "%s: %s", "malloc", strerror(errno));
! 297: http_response_send_error(resp,
! 298: HTTP_STATUS_INTERNAL_SERVER_ERROR, "%s", strerror(errno));
! 299: return (-1);
! 300: }
! 301: memcpy(msg->path, path, plen);
! 302: msg->path[plen] = '\0';
! 303: http_request_url_decode(msg->path, msg->path);
! 304:
! 305: no_path2:
! 306: /* Check Host: header specified in a HTTP/1.1 request */
! 307: if (strcmp(proto, HTTP_PROTO_1_1) == 0
! 308: && msg->host == NULL
! 309: && _http_head_get(msg->head, HTTP_HEADER_HOST) == NULL) {
! 310: http_response_send_error(resp,
! 311: HTTP_STATUS_BAD_REQUEST, "No host specified");
! 312: return (-1);
! 313: }
! 314:
! 315: /* Decode name, value pairs from query string */
! 316: if (msg->query != NULL)
! 317: http_request_decode_query(req);
! 318:
! 319: /* Done */
! 320: return (0);
! 321: }
! 322:
! 323: /*
! 324: * Free a request structure.
! 325: */
! 326: void
! 327: _http_request_free(struct http_request **reqp)
! 328: {
! 329: struct http_request *const req = *reqp;
! 330: int i;
! 331:
! 332: if (req == NULL)
! 333: return;
! 334: _http_message_free(&req->msg);
! 335: FREE("http_request.username", req->username);
! 336: FREE("http_request.password", req->password);
! 337: for (i = 0; i < req->num_nvp; i++) {
! 338: struct http_nvp *const nvp = &req->nvp[i];
! 339:
! 340: FREE("http_request.nvp.name", nvp->name);
! 341: FREE("http_request.nvp.value", nvp->value);
! 342: }
! 343: FREE("http_request.nvp", req->nvp);
! 344: FREE("http_request", req);
! 345: *reqp = NULL;
! 346: }
! 347:
! 348: /*********************************************************************
! 349: MESSAGE WRAPPER ROUTINES
! 350: *********************************************************************/
! 351:
! 352: /*
! 353: * Get a request header.
! 354: *
! 355: * For headers listed multiple times, this only gets the first instance.
! 356: */
! 357: const char *
! 358: http_request_get_header(struct http_request *req, const char *name)
! 359: {
! 360: return (_http_head_get(req->msg->head, name));
! 361: }
! 362:
! 363: /*
! 364: * Get the number of headers
! 365: */
! 366: int
! 367: http_request_num_headers(struct http_request *req)
! 368: {
! 369: return (_http_head_num_headers(req->msg->head));
! 370: }
! 371:
! 372: /*
! 373: * Get header by index.
! 374: */
! 375: int
! 376: http_request_get_header_by_index(struct http_request *req,
! 377: u_int index, const char **namep, const char **valuep)
! 378: {
! 379: return (_http_head_get_by_index(req->msg->head, index, namep, valuep));
! 380: }
! 381:
! 382: /*
! 383: * Set a request header.
! 384: */
! 385: int
! 386: http_request_set_header(struct http_request *req, int append,
! 387: const char *name, const char *valfmt, ...)
! 388: {
! 389: va_list args;
! 390: int ret;
! 391:
! 392: /* Set header */
! 393: va_start(args, valfmt);
! 394: ret = _http_message_vset_header(req->msg, append, name, valfmt, args);
! 395: va_end(args);
! 396: return (ret);
! 397: }
! 398:
! 399: /*
! 400: * Remove a header.
! 401: */
! 402: int
! 403: http_request_remove_header(struct http_request *req, const char *name)
! 404: {
! 405: return (_http_message_remove_header(req->msg, name));
! 406: }
! 407:
! 408: /*
! 409: * Send request headers to peer.
! 410: */
! 411: int
! 412: http_request_send_headers(struct http_request *req)
! 413: {
! 414: const char *const method = http_request_get_method(req);
! 415: const char *const path = http_request_get_path(req);
! 416: const char *const uri = http_request_get_uri(req);
! 417: char *epath;
! 418:
! 419: /* Sanity checks */
! 420: if (req->msg->hdrs_sent)
! 421: return (0);
! 422: if (method == NULL || (path == NULL && uri == NULL)) {
! 423: errno = EINVAL;
! 424: return (-1);
! 425: }
! 426:
! 427: /* If request is GET, put name, value pairs in the query string */
! 428: if (strcmp(method, HTTP_METHOD_GET) == 0
! 429: && http_request_set_query_from_values(req) == -1)
! 430: return (-1);
! 431:
! 432: /* Set request URI */
! 433: if (uri == NULL) {
! 434: if ((epath = http_request_url_encode(
! 435: TYPED_MEM_TEMP, path)) == NULL)
! 436: return (-1);
! 437: if (http_request_set_header(req, 0,
! 438: HDR_REQUEST_URI, "%s%s%s", epath,
! 439: req->msg->query != NULL ? "?" : "",
! 440: req->msg->query != NULL ? req->msg->query : "") == -1) {
! 441: FREE(TYPED_MEM_TEMP, epath);
! 442: return (-1);
! 443: }
! 444: FREE(TYPED_MEM_TEMP, epath);
! 445: }
! 446:
! 447: /* Set other headers */
! 448: if (http_request_set_header(req, 0, HDR_REQUEST_METHOD,
! 449: "%s", http_request_get_method(req)) == -1)
! 450: return (-1);
! 451: if (http_request_set_header(req, 0, HDR_REQUEST_VERSION,
! 452: "%s", HTTP_PROTO_1_0) == -1)
! 453: return (-1);
! 454: if (http_request_set_header(req, 0,
! 455: _http_message_connection_header(req->msg), "%s",
! 456: req->msg->conn->keep_alive ? "Keep-Alive" : "Close") == -1)
! 457: return (-1);
! 458:
! 459: /* Send headers */
! 460: _http_message_send_headers(req->msg, 0);
! 461: return (0);
! 462: }
! 463:
! 464: /*
! 465: * Get the encoded query string.
! 466: */
! 467: const char *
! 468: http_request_get_query_string(struct http_request *req)
! 469: {
! 470: return (req->msg->query == NULL ? "" : req->msg->query);
! 471: }
! 472:
! 473: /*
! 474: * Get specified host, if any.
! 475: */
! 476: const char *
! 477: http_request_get_host(struct http_request *req)
! 478: {
! 479: struct http_connection *const conn = req->msg->conn;
! 480: const char *host;
! 481:
! 482: if (!conn->proxy
! 483: && (host = http_request_get_header(req, HTTP_HEADER_HOST)) != NULL)
! 484: return (host);
! 485: return (req->msg->host);
! 486: }
! 487:
! 488: /*
! 489: * Get query method.
! 490: */
! 491: const char *
! 492: http_request_get_method(struct http_request *req)
! 493: {
! 494: return (http_request_get_header(req, HDR_REQUEST_METHOD));
! 495: }
! 496:
! 497: /*
! 498: * Get query URI.
! 499: */
! 500: const char *
! 501: http_request_get_uri(struct http_request *req)
! 502: {
! 503: return (http_request_get_header(req, HDR_REQUEST_URI));
! 504: }
! 505:
! 506: /*
! 507: * Get query version.
! 508: */
! 509: const char *
! 510: http_request_get_version(struct http_request *req)
! 511: {
! 512: return (http_request_get_header(req, HDR_REQUEST_VERSION));
! 513: }
! 514:
! 515: /*
! 516: * Set query method.
! 517: */
! 518: int
! 519: http_request_set_method(struct http_request *req, const char *method)
! 520: {
! 521: /* Must be GET, POST, or HEAD for now */
! 522: if (strcmp(method, HTTP_METHOD_GET) != 0
! 523: && strcmp(method, HTTP_METHOD_POST) != 0
! 524: && strcmp(method, HTTP_METHOD_HEAD) != 0) {
! 525: errno = EINVAL;
! 526: return (-1);
! 527: }
! 528:
! 529: /* Set method */
! 530: if (http_request_set_header(req, 0,
! 531: HDR_REQUEST_METHOD, "%s", method) == -1)
! 532: return (-1);
! 533:
! 534: /* Only POST is allowed to have a body */
! 535: req->msg->no_body = (strcmp(method, HTTP_METHOD_POST) != 0);
! 536: return (0);
! 537: }
! 538:
! 539: /*
! 540: * Set proxy request bit.
! 541: */
! 542: void
! 543: http_request_set_proxy(struct http_request *req, int whether)
! 544: {
! 545: struct http_connection *const conn = req->msg->conn;
! 546:
! 547: conn->proxy = !!whether;
! 548: }
! 549:
! 550: /*
! 551: * Get the URL path.
! 552: */
! 553: const char *
! 554: http_request_get_path(struct http_request *req)
! 555: {
! 556: return (req->msg->path);
! 557: }
! 558:
! 559: /*
! 560: * Set the URL path.
! 561: */
! 562: int
! 563: http_request_set_path(struct http_request *req, const char *path)
! 564: {
! 565: char *copy;
! 566:
! 567: if (path == NULL || *path != '/') {
! 568: errno = EINVAL;
! 569: return (-1);
! 570: }
! 571: if ((copy = STRDUP("http_message.path", path)) == NULL)
! 572: return (-1);
! 573: FREE("http_message.path", req->msg->path);
! 574: req->msg->path = copy;
! 575: return (0);
! 576: }
! 577:
! 578: /*
! 579: * Get SSL context.
! 580: */
! 581: SSL_CTX *
! 582: http_request_get_ssl(struct http_request *req)
! 583: {
! 584: return (req->msg->conn->ssl);
! 585: }
! 586:
! 587: /*
! 588: * Get request input stream.
! 589: */
! 590: FILE *
! 591: http_request_get_input(struct http_request *req)
! 592: {
! 593: if (!req->msg->conn->server) {
! 594: errno = EINVAL;
! 595: return (NULL);
! 596: }
! 597: return (req->msg->input);
! 598: }
! 599:
! 600: /*
! 601: * Get raw i/o stream as a file descriptor.
! 602: */
! 603: int
! 604: http_request_get_raw_socket(struct http_request *req)
! 605: {
! 606: return (_http_message_get_raw_socket(req->msg));
! 607: }
! 608:
! 609: /*
! 610: * Get request output stream.
! 611: *
! 612: * If "buffer" is true, the entire output will be buffered unless
! 613: * the headers have already been sent.
! 614: */
! 615: FILE *
! 616: http_request_get_output(struct http_request *req, int buffer)
! 617: {
! 618: if (req->msg->conn->server) {
! 619: errno = EINVAL;
! 620: return (NULL);
! 621: }
! 622: return (_http_message_get_output(req->msg, buffer));
! 623: }
! 624:
! 625: /*
! 626: * Get remote IP address.
! 627: */
! 628: struct in_addr
! 629: http_request_get_remote_ip(struct http_request *req)
! 630: {
! 631: return (_http_message_get_remote_ip(req->msg));
! 632: }
! 633:
! 634: /*
! 635: * Get remote port.
! 636: */
! 637: u_int16_t
! 638: http_request_get_remote_port(struct http_request *req)
! 639: {
! 640: return (_http_message_get_remote_port(req->msg));
! 641: }
! 642:
! 643: /*********************************************************************
! 644: AUTHORIZATION ROUTINES
! 645: *********************************************************************/
! 646:
! 647: /*
! 648: * Get request remote username.
! 649: *
! 650: * Returns NULL if none specified.
! 651: */
! 652: const char *
! 653: http_request_get_username(struct http_request *req)
! 654: {
! 655: if (req->username == NULL)
! 656: http_request_decode_auth(req);
! 657: return (req->username);
! 658: }
! 659:
! 660: /*
! 661: * Get request remote password
! 662: *
! 663: * Returns NULL if none specified.
! 664: */
! 665: const char *
! 666: http_request_get_password(struct http_request *req)
! 667: {
! 668: if (req->password == NULL)
! 669: http_request_decode_auth(req);
! 670: return (req->password);
! 671: }
! 672:
! 673: /*
! 674: * Compute base64 encoded username and password, suitable for
! 675: * passing in a basic authentication header.
! 676: */
! 677: char *
! 678: http_request_encode_basic_auth(const char *mtype,
! 679: const char *username, const char *password)
! 680: {
! 681: char *buf;
! 682: char *auth;
! 683: int len;
! 684: int i, j;
! 685:
! 686: /* Get raw data buffer */
! 687: len = strlen(username) + 1 + strlen(password) + 1;
! 688: if ((buf = MALLOC(TYPED_MEM_TEMP, len)) == NULL)
! 689: return (NULL);
! 690: strcpy(buf, username);
! 691: strcat(buf, ":");
! 692: strcat(buf, password);
! 693:
! 694: /* Get encoded buffer */
! 695: len = (4 * len) / 3 + 32;
! 696: if ((auth = MALLOC(mtype, len)) == NULL) {
! 697: FREE(TYPED_MEM_TEMP, buf);
! 698: return (NULL);
! 699: }
! 700:
! 701: /* Encode bits */
! 702: len = strlen(buf);
! 703: for (j = i = 0; i < len; i += 3) {
! 704: const u_char b0 = ((u_char *)buf)[i];
! 705: const u_char b1 = (i < len - 1) ? ((u_char *)buf)[i + 1] : 0;
! 706: const u_char b2 = (i < len - 2) ? ((u_char *)buf)[i + 2] : 0;
! 707:
! 708: auth[j++] = base64[(b0 >> 2) & 0x3f];
! 709: auth[j++] = base64[((b0 << 4) & 0x30) | ((b1 >> 4) & 0x0f)];
! 710: if (i == len - 1)
! 711: break;
! 712: auth[j++] = base64[((b1 << 2) & 0x3c) | ((b2 >> 6) & 0x03)];
! 713: if (i == len - 2)
! 714: break;
! 715: auth[j++] = base64[b2 & 0x3f];
! 716: }
! 717: FREE(TYPED_MEM_TEMP, buf);
! 718:
! 719: /* Pad encoding to an even multiple with equals signs */
! 720: switch (len % 3) {
! 721: case 1: auth[j++] = '='; /* fall through */
! 722: case 2: auth[j++] = '=';
! 723: case 0: break;
! 724: }
! 725: auth[j] = '\0';
! 726:
! 727: /* Done */
! 728: return (auth);
! 729: }
! 730:
! 731: /*
! 732: * Decode basic Authorization: header.
! 733: */
! 734: static void
! 735: http_request_decode_auth(struct http_request *req)
! 736: {
! 737: static u_char table[256];
! 738: u_int val, pval = 0;
! 739: const char *s;
! 740: char buf[128];
! 741: char *pw;
! 742: int step;
! 743: int len;
! 744:
! 745: /* Initialize table (first time only) */
! 746: if (table[0] == 0) {
! 747: for (val = 0; val < 0x100; val++) {
! 748: table[val] = ((s = strchr(base64, (char)val)) != NULL) ?
! 749: s - base64 : 0xff;
! 750: }
! 751: }
! 752:
! 753: /* Get basic authentication header */
! 754: if ((s = http_request_get_header(req,
! 755: HTTP_HEADER_AUTHORIZATION)) == NULL
! 756: || strncmp(s, "Basic ", 6) != 0)
! 757: return;
! 758:
! 759: /* Decode it */
! 760: for (len = step = 0, s += 6; len < sizeof(buf) - 1 && *s != '\0'; s++) {
! 761:
! 762: /* Decode character */
! 763: if ((val = table[(u_char)*s]) == 0xff)
! 764: continue;
! 765:
! 766: /* Glom on bits */
! 767: switch (step % 4) {
! 768: case 1:
! 769: buf[len++] = (pval << 2) | ((val & 0x30) >> 4);
! 770: break;
! 771: case 2:
! 772: buf[len++] = ((pval & 0x0f) << 4) | ((val & 0x3c) >> 2);
! 773: break;
! 774: case 3:
! 775: buf[len++] = ((pval & 0x03) << 6) | val;
! 776: break;
! 777: }
! 778: pval = val;
! 779: step++;
! 780: }
! 781: buf[len] = '\0';
! 782:
! 783: /* Find password */
! 784: if ((pw = strchr(buf, ':')) == NULL)
! 785: return;
! 786: *pw++ = '\0';
! 787:
! 788: /* Allocate strings */
! 789: if ((req->username = STRDUP("http_request.username", buf)) == NULL)
! 790: return;
! 791: if ((req->password = STRDUP("http_request.password", pw)) == NULL) {
! 792: FREE("http_request.username", req->username);
! 793: req->username = NULL;
! 794: return;
! 795: }
! 796: }
! 797:
! 798: /*********************************************************************
! 799: FORM FILE UPLOAD
! 800: *********************************************************************/
! 801:
! 802: #define WHITESPACE " \t\r\n\f\v"
! 803:
! 804: struct upload_info {
! 805: const char *field;
! 806: FILE *fp;
! 807: int error;
! 808: size_t max;
! 809: };
! 810:
! 811: static http_mime_handler_t http_request_file_upload_handler;
! 812:
! 813: /*
! 814: * Read an HTTP POST containing MIME multipart data and write
! 815: * the contents of the named field into the supplied stream.
! 816: * The stream is NOT closed.
! 817: *
! 818: * If "max" is non-zero and more than "max" bytes are read,
! 819: * an error is returned with errno = EFBIG.
! 820: *
! 821: * Returns zero if successful, otherwise -1 and sets errno.
! 822: */
! 823: int
! 824: http_request_file_upload(struct http_request *req,
! 825: const char *field, FILE *fp, size_t max)
! 826: {
! 827: struct upload_info info;
! 828: const char *hval;
! 829: char *s;
! 830:
! 831: /* Verify proper submit was done */
! 832: if ((hval = http_request_get_header(req,
! 833: HTTP_HEADER_CONTENT_TYPE)) == NULL) {
! 834: errno = EINVAL;
! 835: return (-1);
! 836: }
! 837: if ((s = strchr(hval, ';')) == NULL
! 838: || strncasecmp(hval,
! 839: HTTP_CTYPE_MULTIPART_FORMDATA, s - hval) != 0) {
! 840: errno = EINVAL;
! 841: return (-1);
! 842: }
! 843:
! 844: /* Read form data into file */
! 845: memset(&info, 0, sizeof(info));
! 846: info.field = field;
! 847: info.fp = fp;
! 848: info.max = max;
! 849: if (http_request_get_mime_multiparts(req,
! 850: http_request_file_upload_handler, &info) < 0) {
! 851: if (info.error == 0)
! 852: info.error = errno;
! 853: }
! 854: if (info.error != 0) {
! 855: errno = info.error;
! 856: return (-1);
! 857: }
! 858:
! 859: /* Done */
! 860: return (0);
! 861: }
! 862:
! 863: static int
! 864: http_request_file_upload_handler(void *arg, struct mime_part *part, FILE *fp)
! 865: {
! 866: struct upload_info *const info = arg;
! 867: const char *hval = http_mime_part_get_header(part,
! 868: HTTP_HEADER_CONTENT_DISPOSITION);
! 869: char buf[256];
! 870: char *tokctx;
! 871: char *s, *t;
! 872: size_t len;
! 873: size_t nr;
! 874:
! 875: /* Parse content dispostion to get the field name */
! 876: strlcpy(buf, hval, sizeof(buf));
! 877: for (s = strtok_r(buf, WHITESPACE ";", &tokctx);
! 878: s != NULL;
! 879: s = strtok_r(NULL, WHITESPACE ";", &tokctx)) {
! 880: if (strncmp(s, "name=\"", 6) != 0)
! 881: continue;
! 882: s += 6;
! 883: if ((t = strchr(s, '"')) == NULL)
! 884: continue;
! 885: *t = '\0';
! 886: if (strcmp(s, info->field) == 0) /* is this the field? */
! 887: break;
! 888: }
! 889: if (s == NULL) /* wrong field */
! 890: return (0);
! 891:
! 892: /* Read data and write it to caller-supplied stream */
! 893: for (len = 0; (nr = fread(buf, 1, sizeof(buf), fp)) != 0; len += nr) {
! 894: if (info->max != 0 && len + nr > info->max) {
! 895: errno = EFBIG;
! 896: goto fail;
! 897: }
! 898: if (fwrite(buf, 1, nr, info->fp) != nr)
! 899: goto fail;
! 900: }
! 901: if (ferror(fp)) {
! 902: fail: info->error = errno;
! 903: return (-1);
! 904: }
! 905:
! 906: /* Done */
! 907: return (0);
! 908: }
! 909:
! 910: /*********************************************************************
! 911: NAME VALUE PAIR ROUTINES
! 912: *********************************************************************/
! 913:
! 914: /*
! 915: * Get a value from a request.
! 916: */
! 917: const char *
! 918: http_request_get_value(struct http_request *req, const char *name, int instance)
! 919: {
! 920: struct http_nvp key;
! 921: struct http_nvp *nvp;
! 922:
! 923: key.name = (char *)name;
! 924: if ((nvp = bsearch(&key,
! 925: req->nvp, req->num_nvp, sizeof(*req->nvp), nvp_cmp)) == NULL)
! 926: return (NULL);
! 927: while (instance-- > 0) {
! 928: if (++nvp - req->nvp >= req->num_nvp
! 929: || strcmp(nvp->name, name) != 0)
! 930: return (NULL);
! 931: }
! 932: return (nvp->value);
! 933: }
! 934:
! 935: /*
! 936: * Set a value associated with a query.
! 937: */
! 938: int
! 939: http_request_set_value(struct http_request *req,
! 940: const char *name, const char *value)
! 941: {
! 942: int ret;
! 943:
! 944: if ((ret = http_request_add_nvp(req, 0, name, value)) == -1)
! 945: return (-1);
! 946: mergesort(req->nvp, req->num_nvp, sizeof(*req->nvp), nvp_cmp);
! 947: return (0);
! 948: }
! 949:
! 950: /*
! 951: * Get the number of NVP's.
! 952: */
! 953: int
! 954: http_request_get_num_values(struct http_request *req)
! 955: {
! 956: return (req->num_nvp);
! 957: }
! 958:
! 959: /*
! 960: * Get the name of an NVP by index.
! 961: */
! 962: int
! 963: http_request_get_value_by_index(struct http_request *req, int i,
! 964: const char **name, const char **value)
! 965: {
! 966: if (i < 0 || i >= req->num_nvp) {
! 967: errno = EINVAL;
! 968: return (-1);
! 969: }
! 970: if (name != NULL)
! 971: *name = req->nvp[i].name;
! 972: if (value != NULL)
! 973: *value = req->nvp[i].value;
! 974: return (0);
! 975: }
! 976:
! 977: /*
! 978: * Reset the query string from the list of name, value pairs.
! 979: */
! 980: int
! 981: http_request_set_query_from_values(struct http_request *req)
! 982: {
! 983: char *buf;
! 984: int qlen;
! 985: int i;
! 986:
! 987: /* If no values, no query string */
! 988: if (req->num_nvp == 0) {
! 989: buf = NULL;
! 990: goto done;
! 991: }
! 992:
! 993: /* Get bound on encoded query string length */
! 994: for (qlen = i = 0; i < req->num_nvp; i++) {
! 995: const struct http_nvp *const nvp = &req->nvp[i];
! 996:
! 997: qlen += strlen(nvp->name) * 3 + 1 + strlen(nvp->value) * 3;
! 998: }
! 999:
! 1000: /* Allocate new buffer */
! 1001: if ((buf = MALLOC("http_message.query", qlen + 1)) == NULL)
! 1002: return (-1);
! 1003:
! 1004: /* Encode name, value pairs into buffer */
! 1005: for (qlen = i = 0; i < req->num_nvp; i++) {
! 1006: const struct http_nvp *const nvp = &req->nvp[i];
! 1007: char *ename;
! 1008: char *evalue;
! 1009:
! 1010: if ((ename = http_request_url_encode(TYPED_MEM_TEMP,
! 1011: nvp->name)) == NULL) {
! 1012: FREE("http_message.query", buf);
! 1013: return (-1);
! 1014: }
! 1015: if ((evalue = http_request_url_encode(TYPED_MEM_TEMP,
! 1016: nvp->value)) == NULL) {
! 1017: FREE(TYPED_MEM_TEMP, ename);
! 1018: FREE("http_message.query", buf);
! 1019: return (-1);
! 1020: }
! 1021: qlen += sprintf(buf + qlen, "%s%s=%s",
! 1022: i > 0 ? "&" : "", ename, evalue);
! 1023: FREE(TYPED_MEM_TEMP, ename);
! 1024: FREE(TYPED_MEM_TEMP, evalue);
! 1025: }
! 1026:
! 1027: done:
! 1028: /* Set new query string */
! 1029: FREE("http_message.query", req->msg->query);
! 1030: req->msg->query = buf;
! 1031: return (0);
! 1032: }
! 1033:
! 1034: /*
! 1035: * Read in name, value pairs as URL-encoded form data.
! 1036: * Typically this is used for receiving POST requests.
! 1037: */
! 1038: int
! 1039: http_request_read_url_encoded_values(struct http_request *req)
! 1040: {
! 1041: FILE *input;
! 1042: char *name;
! 1043: char *value;
! 1044: int count;
! 1045: int totlen;
! 1046: int ret;
! 1047: int ch;
! 1048:
! 1049: /* Get input stream */
! 1050: if ((input = http_request_get_input(req)) == NULL)
! 1051: return (-1);
! 1052:
! 1053: /* Read in URL-encoded name, value pairs */
! 1054: for (count = totlen = 0; totlen < MAX_NVP_DATA; totlen++) {
! 1055:
! 1056: /* Read name */
! 1057: if ((name = read_string_until(TYPED_MEM_TEMP,
! 1058: req->msg->input, "&=")) == NULL)
! 1059: return (-1);
! 1060:
! 1061: /* Read value, if any */
! 1062: if ((ch = getc(req->msg->input)) == '=') {
! 1063: if ((value = read_string_until(TYPED_MEM_TEMP,
! 1064: req->msg->input, "&")) == NULL) {
! 1065: FREE(TYPED_MEM_TEMP, name);
! 1066: return (-1);
! 1067: }
! 1068: } else
! 1069: value = NULL;
! 1070:
! 1071: /* Slurp next char */
! 1072: (void)getc(req->msg->input);
! 1073:
! 1074: /* Add name, value pair */
! 1075: ret = 0;
! 1076: if (*name != '\0') {
! 1077: ret = http_request_add_nvp(req, 1,
! 1078: name, (value != NULL) ? value : "");
! 1079: count++;
! 1080: }
! 1081: FREE(TYPED_MEM_TEMP, name);
! 1082: FREE(TYPED_MEM_TEMP, value);
! 1083: if (ret == -1)
! 1084: return (-1);
! 1085: }
! 1086:
! 1087: /* Sort name using mergesort() which preserves order of duplicates */
! 1088: if (mergesort(req->nvp, req->num_nvp, sizeof(*req->nvp), nvp_cmp) == -1)
! 1089: return (-1);
! 1090:
! 1091: /* Done */
! 1092: return (count);
! 1093: }
! 1094:
! 1095: /*
! 1096: * Write out name, value pairs as URL-encoded form data.
! 1097: * Typically this is used for sending POST requests.
! 1098: */
! 1099: int
! 1100: http_request_write_url_encoded_values(struct http_request *req)
! 1101: {
! 1102: int i;
! 1103:
! 1104: /* Get output stream */
! 1105: if (req->msg->output == NULL) {
! 1106: errno = EINVAL;
! 1107: return (-1);
! 1108: }
! 1109:
! 1110: /* Encode name, value pairs into buffer */
! 1111: for (i = 0; i < req->num_nvp; i++) {
! 1112: const struct http_nvp *const nvp = &req->nvp[i];
! 1113: char *ename;
! 1114: char *evalue;
! 1115:
! 1116: if ((ename = http_request_url_encode(TYPED_MEM_TEMP,
! 1117: nvp->name)) == NULL)
! 1118: return (-1);
! 1119: if ((evalue = http_request_url_encode(TYPED_MEM_TEMP,
! 1120: nvp->value)) == NULL) {
! 1121: FREE(TYPED_MEM_TEMP, ename);
! 1122: return (-1);
! 1123: }
! 1124: fprintf(req->msg->output, "%s%s=%s",
! 1125: i > 0 ? "&" : "", ename, evalue);
! 1126: FREE(TYPED_MEM_TEMP, ename);
! 1127: FREE(TYPED_MEM_TEMP, evalue);
! 1128: }
! 1129: return (0);
! 1130: }
! 1131:
! 1132: /*
! 1133: * Parse out query string into name, value pairs.
! 1134: */
! 1135: static int
! 1136: http_request_decode_query(struct http_request *req)
! 1137: {
! 1138: char *tokctx;
! 1139: char *qbuf;
! 1140: char *name;
! 1141: char *value;
! 1142:
! 1143: /* Sanity */
! 1144: if (req->msg->query == NULL)
! 1145: return (0);
! 1146:
! 1147: /* Copy original encoded query string */
! 1148: if ((qbuf = STRDUP(TYPED_MEM_TEMP, req->msg->query)) == NULL)
! 1149: return (-1);
! 1150:
! 1151: /* Separate out and decode name, value pairs */
! 1152: for (name = strtok_r(qbuf, "&", &tokctx);
! 1153: name != NULL;
! 1154: name = strtok_r(NULL, "&", &tokctx)) {
! 1155:
! 1156: /* Find value */
! 1157: if ((value = strchr(name, '=')) == NULL)
! 1158: continue;
! 1159: *value++ = '\0';
! 1160:
! 1161: /* Add name, value pair */
! 1162: if (http_request_add_nvp(req, 1, name, value) == -1) {
! 1163: FREE(TYPED_MEM_TEMP, qbuf);
! 1164: return (-1);
! 1165: }
! 1166: }
! 1167: FREE(TYPED_MEM_TEMP, qbuf);
! 1168:
! 1169: /* Sort name using mergesort() which preserves order of duplicates */
! 1170: if (mergesort(req->nvp, req->num_nvp, sizeof(*req->nvp), nvp_cmp) == -1)
! 1171: return (-1);
! 1172: return (0);
! 1173: }
! 1174:
! 1175: /*
! 1176: * Add an (optionally URL-encoded) name, value pair.
! 1177: *
! 1178: * Array must be sorted again by caller.
! 1179: */
! 1180: static int
! 1181: http_request_add_nvp(struct http_request *req, int encoded,
! 1182: const char *ename, const char *evalue)
! 1183: {
! 1184: char *name;
! 1185: char *value;
! 1186: void *mem;
! 1187:
! 1188: /* Create buffers */
! 1189: if ((name = MALLOC("http_request.nvp.name", strlen(ename) + 1)) == NULL)
! 1190: return (-1);
! 1191: if ((value = MALLOC("http_request.nvp.value",
! 1192: strlen(evalue) + 1)) == NULL) {
! 1193: FREE("http_request.nvp.name", name);
! 1194: return (-1);
! 1195: }
! 1196:
! 1197: /* URL-decode name and value */
! 1198: if (encoded) {
! 1199: http_request_url_decode(ename, name);
! 1200: http_request_url_decode(evalue, value);
! 1201: } else {
! 1202: strcpy(name, ename);
! 1203: strcpy(value, evalue);
! 1204: }
! 1205:
! 1206: /* Add new pointer struct */
! 1207: if ((mem = REALLOC("http_request.nvp", req->nvp,
! 1208: (req->num_nvp + 1) * sizeof(*req->nvp))) == NULL) {
! 1209: FREE("http_request.nvp.name", name);
! 1210: FREE("http_request.nvp.value", value);
! 1211: return (-1);
! 1212: }
! 1213: req->nvp = mem;
! 1214: req->nvp[req->num_nvp].name = name;
! 1215: req->nvp[req->num_nvp].value = value;
! 1216: req->num_nvp++;
! 1217: return (0);
! 1218: }
! 1219:
! 1220: /*
! 1221: * Comparator for name, value pairs
! 1222: */
! 1223: static int
! 1224: nvp_cmp(const void *v1, const void *v2)
! 1225: {
! 1226: const struct http_nvp *const q1 = v1;
! 1227: const struct http_nvp *const q2 = v2;
! 1228:
! 1229: return (strcmp(q1->name, q2->name));
! 1230: }
! 1231:
! 1232: /*
! 1233: * Read a string until a terminating character or EOF is seen.
! 1234: */
! 1235: static char *
! 1236: read_string_until(const char *mtype, FILE *fp, const char *term)
! 1237: {
! 1238: size_t alloc = 32;
! 1239: void *mem;
! 1240: char *s;
! 1241: int len = 0;
! 1242: int ch;
! 1243:
! 1244: if ((s = MALLOC(mtype, alloc)) == NULL)
! 1245: return (NULL);
! 1246: while (len < MAX_NVP_LEN) {
! 1247: if ((ch = getc(fp)) == EOF) {
! 1248: s[len] = '\0';
! 1249: return (s);
! 1250: }
! 1251: if (strchr(term, ch) != NULL && ch != '\0') {
! 1252: ungetc(ch, fp);
! 1253: s[len] = '\0';
! 1254: return (s);
! 1255: }
! 1256: s[len++] = ch;
! 1257: if (len == alloc) {
! 1258: alloc <<= 1;
! 1259: if ((mem = REALLOC(mtype, s, alloc)) == NULL)
! 1260: goto fail;
! 1261: s = mem;
! 1262: }
! 1263: }
! 1264: errno = E2BIG;
! 1265: fail:
! 1266: FREE(mtype, s);
! 1267: return (NULL);
! 1268: }
! 1269:
! 1270: /*********************************************************************
! 1271: MISC ROUTINES
! 1272: *********************************************************************/
! 1273:
! 1274: /*
! 1275: * URL-encode a string.
! 1276: */
! 1277: char *
! 1278: http_request_url_encode(const char *mtype, const char *s)
! 1279: {
! 1280: char *enc;
! 1281: char *t;
! 1282:
! 1283: if ((enc = MALLOC(mtype, (strlen(s) * 3) + 1)) == NULL)
! 1284: return (NULL);
! 1285: for (t = enc; *s != '\0'; s++) {
! 1286: if (!isalnum((u_char)*s) && strchr("-_.!~*'()/:", *s) == NULL)
! 1287: t += sprintf(t, "%%%02x", (u_char)*s);
! 1288: else
! 1289: *t++ = *s;
! 1290: }
! 1291: *t = '\0';
! 1292: return (enc);
! 1293: }
! 1294:
! 1295: /*
! 1296: * URL-decode a string.
! 1297: */
! 1298: void
! 1299: http_request_url_decode(const char *s, char *t)
! 1300: {
! 1301: for (; *s != '\0'; s++, t++) {
! 1302: switch (s[0]) {
! 1303: case '+':
! 1304: *t = ' ';
! 1305: break;
! 1306: case '%':
! 1307: if (isxdigit((u_char)s[1]) && isxdigit((u_char)s[2])) {
! 1308: *t = isdigit((u_char)s[1]) ?
! 1309: s[1] - '0' : tolower(s[1]) - 'a' + 10;
! 1310: *t <<= 4;
! 1311: *t |= isdigit((u_char)s[2]) ?
! 1312: s[2] - '0' : tolower(s[2]) - 'a' + 10;
! 1313: s += 2;
! 1314: break;
! 1315: }
! 1316: /* fall through */
! 1317: default:
! 1318: *t = *s;
! 1319: break;
! 1320: }
! 1321: }
! 1322: *t = '\0';
! 1323: }
! 1324:
! 1325: /*
! 1326: * Parse an HTTP time string.
! 1327: *
! 1328: * Returns (time_t)-1 if there was an error.
! 1329: */
! 1330: time_t
! 1331: http_request_parse_time(const char *string)
! 1332: {
! 1333: static const char *fmts[] = {
! 1334: HTTP_TIME_FMT_RFC1123,
! 1335: HTTP_TIME_FMT_RFC850,
! 1336: HTTP_TIME_FMT_CTIME,
! 1337: };
! 1338: struct tm whentm;
! 1339: time_t when;
! 1340: int i;
! 1341:
! 1342: for (i = 0; i < sizeof(fmts) / sizeof(*fmts); i++) {
! 1343: memset(&whentm, 0, sizeof(whentm));
! 1344: if (strptime(string, fmts[i], &whentm) != NULL
! 1345: && (when = timegm(&whentm)) != (time_t)-1)
! 1346: return (when);
! 1347: }
! 1348: return ((time_t)-1);
! 1349: }
! 1350:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/cvsweb/back.gif){kind=icon}
Return to http_request.c CVS log ![[TXT]](/icons/cvsweb/text.gif){kind=icon}
![[DIR]](/icons/cvsweb/dir.gif){kind=icon}
Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / libpdel / http