/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│ │vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│ ╞══════════════════════════════════════════════════════════════════════════════╡ │ Copyright 2021 Justine Alexandra Roberts Tunney │ │ │ │ Permission to use, copy, modify, and/or distribute this software for │ │ any purpose with or without fee is hereby granted, provided that the │ │ above copyright notice and this permission notice appear in all copies. │ │ │ │ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │ │ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │ │ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │ │ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │ │ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │ │ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │ │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │ │ PERFORMANCE OF THIS SOFTWARE. │ ╚─────────────────────────────────────────────────────────────────────────────*/ #include "libc/assert.h" #include "libc/dce.h" #include "libc/dns/dns.h" #include "libc/log/log.h" #include "libc/str/str.h" #include "libc/sysv/errfuns.h" #include "net/http/uri.h" /* * GENERATED BY * * ragel -o net/http/uriparse.c net/http/uriparse.rl * * TODO(jart): Rewrite in normal C. */ #define static /* clang-format off */ #line 32 "net/http/uriparse.rl" #line 37 "build/bootstrap/net/http/uriparse.c" static const char _uriparse_actions[] = { 0, 1, 0, 1, 1, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 8, 1, 11, 1, 12, 2, 0, 2, 2, 4, 8, 2, 5, 8, 2, 6, 9, 2, 6, 10, 2, 7, 9, 2, 7, 10, 2, 8, 0, 2, 11, 0, 3, 4, 8, 0, 3, 5, 8, 0, 3, 6, 9, 0, 3, 7, 9, 0 }; static const short _uriparse_key_offsets[] = { 0, 0, 6, 12, 18, 24, 37, 43, 49, 64, 70, 76, 91, 97, 103, 118, 124, 130, 145, 151, 157, 169, 188, 202, 208, 214, 224, 226, 233, 241, 256, 273, 279, 285, 302, 308, 314, 326, 332, 338, 357, 371, 377, 383, 393, 395, 410, 416, 422, 437, 443, 449, 456, 464, 479, 494, 509, 520, 531, 546, 564, 581, 598, 614, 625, 630, 634, 653, 671, 689, 707, 727, 728, 739, 742, 759, 775, 777, 797 }; static const char _uriparse_trans_keys[] = { 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 61, 95, 126, 36, 46, 48, 58, 64, 90, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 93, 95, 126, 36, 43, 45, 46, 48, 58, 65, 91, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 93, 95, 126, 36, 43, 45, 46, 48, 58, 65, 91, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 36, 37, 63, 93, 95, 126, 39, 43, 45, 58, 65, 91, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 36, 37, 63, 93, 95, 126, 39, 43, 45, 58, 65, 91, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 47, 61, 95, 126, 36, 58, 64, 90, 97, 122, 33, 37, 43, 58, 61, 63, 91, 95, 126, 36, 44, 45, 46, 48, 57, 65, 90, 97, 122, 33, 37, 61, 64, 95, 126, 36, 46, 48, 58, 63, 90, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 43, 91, 45, 46, 48, 57, 65, 90, 97, 122, 48, 57, 46, 48, 58, 65, 70, 97, 102, 46, 93, 48, 58, 65, 70, 97, 102, 33, 37, 58, 61, 64, 95, 126, 36, 46, 48, 57, 63, 90, 97, 122, 33, 37, 38, 44, 47, 61, 64, 91, 93, 95, 126, 36, 58, 63, 90, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 38, 44, 47, 61, 64, 91, 93, 95, 126, 36, 58, 63, 90, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 47, 61, 95, 126, 36, 59, 63, 90, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 43, 58, 61, 63, 91, 95, 126, 36, 44, 45, 46, 48, 57, 65, 90, 97, 122, 33, 37, 61, 64, 95, 126, 36, 46, 48, 58, 63, 90, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 43, 91, 45, 46, 48, 57, 65, 90, 97, 122, 48, 57, 33, 37, 93, 95, 126, 36, 43, 45, 46, 48, 58, 65, 91, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 33, 37, 93, 95, 126, 36, 43, 45, 46, 48, 58, 65, 91, 97, 122, 48, 57, 65, 70, 97, 102, 48, 57, 65, 70, 97, 102, 46, 48, 58, 65, 70, 97, 102, 46, 93, 48, 58, 65, 70, 97, 102, 33, 37, 58, 61, 64, 95, 126, 36, 46, 48, 57, 63, 90, 97, 122, 33, 35, 37, 47, 59, 61, 64, 95, 126, 36, 57, 65, 90, 97, 122, 33, 35, 37, 47, 59, 61, 63, 95, 126, 36, 57, 64, 90, 97, 122, 33, 37, 61, 95, 126, 36, 59, 63, 90, 97, 122, 33, 37, 61, 95, 126, 36, 59, 63, 90, 97, 122, 33, 35, 37, 47, 59, 61, 63, 95, 126, 36, 58, 64, 90, 97, 122, 33, 35, 37, 47, 59, 61, 63, 93, 95, 126, 36, 43, 45, 58, 65, 91, 97, 122, 33, 35, 37, 47, 59, 63, 93, 95, 126, 36, 43, 45, 58, 65, 91, 97, 122, 33, 35, 37, 38, 61, 63, 93, 95, 126, 36, 43, 45, 58, 65, 91, 97, 122, 33, 35, 37, 38, 63, 93, 95, 126, 36, 43, 45, 58, 65, 91, 97, 122, 35, 43, 47, 58, 63, 45, 57, 65, 90, 97, 122, 35, 47, 63, 48, 57, 35, 47, 58, 63, 33, 35, 37, 43, 47, 58, 61, 63, 64, 95, 126, 36, 44, 45, 57, 65, 90, 97, 122, 33, 35, 37, 47, 58, 61, 63, 64, 95, 126, 36, 46, 48, 57, 65, 90, 97, 122, 33, 35, 37, 38, 44, 47, 61, 64, 91, 93, 95, 126, 36, 58, 63, 90, 97, 122, 33, 35, 37, 38, 44, 47, 61, 64, 91, 93, 95, 126, 36, 58, 63, 90, 97, 122, 33, 35, 37, 43, 47, 58, 59, 61, 63, 64, 95, 126, 36, 44, 45, 57, 65, 90, 97, 122, 35, 43, 58, 59, 45, 46, 48, 57, 65, 90, 97, 122, 59, 48, 57, 33, 37, 59, 61, 93, 95, 126, 36, 43, 45, 46, 48, 58, 65, 91, 97, 122, 33, 37, 59, 93, 95, 126, 36, 43, 45, 46, 48, 58, 65, 91, 97, 122, 58, 59, 33, 37, 43, 58, 59, 61, 63, 64, 95, 126, 36, 44, 45, 46, 48, 57, 65, 90, 97, 122, 33, 37, 58, 59, 61, 64, 95, 126, 36, 46, 48, 57, 63, 90, 97, 122, 0 }; static const char _uriparse_single_lengths[] = { 0, 0, 0, 0, 0, 5, 0, 0, 5, 0, 0, 5, 0, 0, 7, 0, 0, 7, 0, 0, 6, 9, 6, 0, 0, 2, 0, 1, 2, 7, 11, 0, 0, 11, 0, 0, 6, 0, 0, 9, 6, 0, 0, 2, 0, 5, 0, 0, 5, 0, 0, 1, 2, 7, 9, 9, 5, 5, 9, 10, 9, 9, 8, 5, 3, 4, 11, 10, 12, 12, 12, 1, 3, 1, 7, 6, 2, 10, 8 }; static const char _uriparse_range_lengths[] = { 0, 3, 3, 3, 3, 4, 3, 3, 5, 3, 3, 5, 3, 3, 4, 3, 3, 4, 3, 3, 3, 5, 4, 3, 3, 4, 1, 3, 3, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 5, 4, 3, 3, 4, 1, 5, 3, 3, 5, 3, 3, 3, 3, 4, 3, 3, 3, 3, 3, 4, 4, 4, 4, 3, 1, 0, 4, 4, 3, 3, 4, 0, 4, 1, 5, 5, 0, 5, 4 }; static const short _uriparse_index_offsets[] = { 0, 0, 4, 8, 12, 16, 26, 30, 34, 45, 49, 53, 64, 68, 72, 84, 88, 92, 104, 108, 112, 122, 137, 148, 152, 156, 163, 165, 170, 176, 188, 203, 207, 211, 226, 230, 234, 244, 248, 252, 267, 278, 282, 286, 293, 295, 306, 310, 314, 325, 329, 333, 338, 344, 356, 369, 382, 391, 400, 413, 428, 442, 456, 469, 478, 483, 488, 504, 519, 535, 551, 568, 570, 578, 581, 594, 606, 609, 625 }; static const unsigned char _uriparse_indicies[] = { 0, 0, 0, 1, 2, 2, 2, 1, 3, 3, 3, 1, 4, 4, 4, 1, 5, 6, 5, 5, 5, 5, 5, 5, 5, 1, 7, 7, 7, 1, 5, 5, 5, 1, 8, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 10, 10, 10, 1, 11, 11, 11, 1, 12, 13, 12, 12, 12, 12, 12, 12, 12, 12, 1, 14, 14, 14, 1, 15, 15, 15, 1, 16, 16, 17, 16, 16, 16, 16, 16, 16, 16, 16, 1, 18, 18, 18, 1, 19, 19, 19, 1, 20, 20, 21, 20, 20, 20, 20, 20, 20, 20, 20, 1, 22, 22, 22, 1, 23, 23, 23, 1, 5, 6, 24, 5, 5, 5, 5, 5, 5, 1, 25, 26, 27, 25, 25, 25, 28, 25, 25, 25, 27, 27, 27, 27, 1, 29, 30, 29, 31, 29, 29, 29, 29, 29, 29, 1, 32, 32, 32, 1, 29, 29, 29, 1, 33, 28, 33, 33, 33, 33, 1, 34, 1, 35, 35, 35, 35, 1, 36, 37, 36, 36, 36, 1, 29, 30, 29, 29, 31, 29, 29, 29, 38, 29, 29, 1, 39, 40, 29, 29, 16, 29, 31, 16, 16, 39, 39, 39, 39, 39, 1, 41, 41, 41, 1, 42, 42, 42, 1, 43, 44, 29, 29, 20, 29, 31, 20, 20, 43, 43, 43, 43, 43, 1, 45, 45, 45, 1, 46, 46, 46, 1, 47, 48, 49, 47, 47, 47, 47, 47, 47, 1, 50, 50, 50, 1, 47, 47, 47, 1, 51, 52, 53, 51, 51, 51, 54, 51, 51, 51, 53, 53, 53, 53, 1, 55, 56, 55, 57, 55, 55, 55, 55, 55, 55, 1, 58, 58, 58, 1, 55, 55, 55, 1, 59, 60, 59, 59, 59, 59, 1, 61, 1, 62, 63, 62, 62, 62, 62, 62, 62, 62, 62, 1, 64, 64, 64, 1, 65, 65, 65, 1, 66, 67, 66, 66, 66, 66, 66, 66, 66, 66, 1, 68, 68, 68, 1, 69, 69, 69, 1, 70, 70, 70, 70, 1, 71, 72, 71, 71, 71, 1, 55, 56, 55, 55, 57, 55, 55, 55, 73, 55, 55, 1, 74, 75, 76, 49, 74, 74, 74, 74, 74, 74, 77, 77, 1, 4, 78, 79, 80, 4, 4, 81, 4, 4, 4, 4, 4, 1, 82, 83, 82, 82, 82, 82, 82, 82, 1, 2, 84, 2, 2, 2, 2, 2, 2, 1, 5, 78, 6, 80, 85, 5, 81, 5, 5, 5, 5, 5, 1, 11, 86, 87, 88, 89, 90, 91, 11, 11, 11, 11, 11, 11, 11, 1, 15, 92, 93, 94, 95, 96, 15, 15, 15, 15, 15, 15, 15, 1, 19, 97, 98, 99, 100, 19, 19, 19, 19, 19, 19, 19, 19, 1, 23, 101, 102, 103, 23, 23, 23, 23, 23, 23, 23, 23, 1, 104, 105, 106, 107, 108, 105, 105, 105, 1, 109, 110, 112, 111, 1, 113, 114, 115, 116, 1, 29, 104, 30, 117, 106, 118, 29, 119, 31, 29, 29, 29, 117, 117, 117, 1, 29, 109, 30, 110, 29, 29, 121, 31, 29, 29, 29, 120, 29, 29, 1, 42, 97, 122, 123, 29, 19, 124, 31, 19, 19, 42, 42, 42, 42, 42, 1, 46, 101, 125, 126, 29, 23, 29, 31, 23, 23, 46, 46, 46, 46, 46, 1, 4, 78, 79, 127, 80, 128, 4, 4, 81, 4, 4, 4, 4, 127, 127, 127, 1, 75, 1, 129, 130, 131, 129, 129, 129, 129, 1, 133, 132, 1, 65, 134, 135, 136, 65, 65, 65, 65, 65, 65, 65, 65, 1, 69, 137, 138, 69, 69, 69, 69, 69, 69, 69, 69, 1, 139, 140, 1, 55, 56, 141, 142, 131, 55, 55, 57, 55, 55, 55, 141, 141, 141, 141, 1, 55, 56, 55, 133, 55, 57, 55, 55, 55, 143, 55, 55, 1, 0 }; static const char _uriparse_trans_targs[] = { 2, 0, 57, 4, 55, 58, 6, 7, 59, 9, 10, 59, 60, 12, 13, 60, 61, 15, 16, 61, 62, 18, 19, 62, 21, 22, 23, 66, 27, 22, 23, 25, 24, 63, 64, 28, 28, 65, 67, 68, 31, 32, 68, 69, 34, 35, 69, 71, 37, 20, 38, 40, 41, 77, 51, 40, 41, 43, 42, 72, 51, 73, 74, 46, 47, 74, 75, 49, 50, 75, 52, 52, 76, 78, 55, 56, 3, 70, 56, 3, 5, 14, 57, 1, 1, 8, 56, 9, 5, 8, 11, 14, 56, 12, 5, 8, 14, 56, 15, 14, 17, 56, 18, 14, 56, 63, 5, 26, 14, 56, 5, 64, 14, 56, 5, 26, 14, 66, 29, 30, 67, 30, 31, 30, 33, 34, 30, 70, 36, 72, 44, 45, 73, 45, 46, 45, 48, 49, 45, 44, 45, 77, 53, 78 }; static const char _uriparse_trans_actions[] = { 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 7, 0, 1, 1, 1, 0, 9, 1, 1, 1, 0, 0, 1, 1, 0, 0, 19, 0, 1, 0, 1, 1, 1, 1, 0, 0, 7, 0, 1, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 0, 9, 1, 1, 0, 1, 1, 17, 0, 45, 17, 1, 1, 0, 17, 30, 0, 56, 30, 13, 30, 36, 0, 60, 36, 36, 33, 0, 33, 13, 39, 0, 39, 24, 0, 48, 9, 24, 27, 52, 0, 27, 15, 42, 0, 15, 0, 9, 24, 0, 27, 0, 33, 13, 0, 39, 0, 3, 0, 9, 9, 0, 11, 0, 30, 13, 0, 36, 0, 0, 0, 9, 0 }; static const char _uriparse_eof_actions[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 17, 21, 5, 17, 30, 36, 33, 39, 24, 27, 15, 24, 27, 33, 39, 17, 0, 9, 11, 30, 36, 0, 9, 11 }; static const int uriparse_start = 54; static const int uriparse_first_final = 54; static const int uriparse_error = 0; static const int uriparse_en_sip = 39; static const int uriparse_en_uri = 54; #line 33 "net/http/uriparse.rl" /* clang-format on */ /** * Parses URI. * * This is a general URL parser. It's typically used for HTTP. Support * for the bonus syntax needed by SIP is provided. The whirlwhind tour * of the URI rabbit hole is as follows: * * /foo.html * //justine.local/foo.html * http://justine.local/foo.html * http://bettersearchengine.local/search.cgi?q=my%20query * file:///etc/passwd * gs://bucket/object.txt * zip:///usr/share/zoneinfo/GMT * sip:127.0.0.1:5060;lr * sip:+12125650666@gateway.example * sip:bob%20barker:priceisright@[dead:beef::666]:5060;isup-oli=00 * data:video/mpeg;base64,gigabytesofhex * * This parser operates on slices rather than C strings. It performs * slicing and validation only. Operations like turning "%20"→" " or * "80"→80 and perfect hashing can be done later, if needed. * * The Uri object is owned by the caller; it has a lifecycle like the * following: * * struct Uri uri; * memset(&uri, 0, sizeof(uri)); * * uriparse(&uri, s1, strlen(s1)); * CHECK_EQ(kUriSchemeHttp, urischeme(uri->scheme, s1)); * * uriparse(&uri, s2, strlen(s2)); * printf("host = %`.*s\n", uri->host.n, s2 + uri->host.i); * * Inner arrays may be granted memory by the caller. The uri->𝐴.i field * is cleared at the mark of this function. No more than uri->𝐴.n items * can be inserted. If we need more than that, then ENOMEM is returned * rather than dynamically extending uri->𝐴.p. However, if uri->𝐴.n==0, * we assume caller doesn't care about uri->𝐴 and its data is discarded. * * @param uri is owned by caller * @param p is caller-owned uri string; won't copy/alias/mutate * @return 0 on success, or -1 w/ errno * @see RFC2396: Uniform Resource Identifiers (URI): Generic Syntax * @see RFC3261: SIP: Session Initiation Protocol */ int uriparse(struct Uri *uri, const char *p, size_t size) { unsigned zero, cs; struct UriKeyval kv; const char *pe, *eof, *buf, *mark; assert(p || !size); assert(size <= 0x7ffff000); #define ABSENT ((struct UriSlice){zero, zero}) #define SLICE ((struct UriSlice){mark - buf, p - mark}) cs = zero = VEIL("r", 0u); eof = pe = (mark = buf = p) + size; uri->scheme = ABSENT; uri->opaque = ABSENT; uri->userinfo = ABSENT; uri->host = ABSENT; uri->port = ABSENT; uri->fragment = ABSENT; uri->segs.i = zero; uri->paramsegs.i = zero; uri->params.i = zero; uri->queries.i = zero; /* clang-format off */ #line 229 "net/http/uriparse.rl" #line 435 "build/bootstrap/net/http/uriparse.c" { cs = uriparse_start; } #line 232 "net/http/uriparse.rl" cs = uriparse_en_uri; #line 443 "build/bootstrap/net/http/uriparse.c" { int _klen; unsigned int _trans; const char *_acts; unsigned int _nacts; const char *_keys; if ( p == pe ) goto _test_eof; if ( cs == 0 ) goto _out; _resume: _keys = _uriparse_trans_keys + _uriparse_key_offsets[cs]; _trans = _uriparse_index_offsets[cs]; _klen = _uriparse_single_lengths[cs]; if ( _klen > 0 ) { const char *_lower = _keys; const char *_mid; const char *_upper = _keys + _klen - 1; while (1) { if ( _upper < _lower ) break; _mid = _lower + ((_upper-_lower) >> 1); if ( (*p) < *_mid ) _upper = _mid - 1; else if ( (*p) > *_mid ) _lower = _mid + 1; else { _trans += (unsigned int)(_mid - _keys); goto _match; } } _keys += _klen; _trans += _klen; } _klen = _uriparse_range_lengths[cs]; if ( _klen > 0 ) { const char *_lower = _keys; const char *_mid; const char *_upper = _keys + (_klen<<1) - 2; while (1) { if ( _upper < _lower ) break; _mid = _lower + (((_upper-_lower) >> 1) & ~1); if ( (*p) < _mid[0] ) _upper = _mid - 2; else if ( (*p) > _mid[1] ) _lower = _mid + 2; else { _trans += (unsigned int)((_mid - _keys)>>1); goto _match; } } _trans += _klen; } _match: _trans = _uriparse_indicies[_trans]; cs = _uriparse_trans_targs[_trans]; if ( _uriparse_trans_actions[_trans] == 0 ) goto _again; _acts = _uriparse_actions + _uriparse_trans_actions[_trans]; _nacts = (unsigned int) *_acts++; while ( _nacts-- > 0 ) { switch ( *_acts++ ) { case 0: #line 110 "net/http/uriparse.rl" { mark = p; } break; case 1: #line 111 "net/http/uriparse.rl" { uri->scheme = SLICE; } break; case 3: #line 113 "net/http/uriparse.rl" { uri->userinfo = SLICE; } break; case 4: #line 114 "net/http/uriparse.rl" { uri->host = SLICE; } break; case 5: #line 115 "net/http/uriparse.rl" { uri->port = SLICE; } break; case 6: #line 117 "net/http/uriparse.rl" { kv.k = SLICE; kv.v = (struct UriSlice){zero, zero}; } break; case 7: #line 122 "net/http/uriparse.rl" { kv.v = SLICE; } break; case 8: #line 126 "net/http/uriparse.rl" { uri->segs.i = zero; uri->paramsegs.i = zero; } break; case 9: #line 131 "net/http/uriparse.rl" { if (uri->params.n) { if (uri->params.i < uri->params.n) { uri->params.p[uri->params.i++] = kv; } else { return enomem(); } } } break; case 10: #line 141 "net/http/uriparse.rl" { if (uri->queries.n) { if (uri->queries.i < uri->queries.n) { uri->queries.p[uri->queries.i++] = kv; } else { return enomem(); } } } break; case 11: #line 151 "net/http/uriparse.rl" { if (p > mark && uri->segs.n) { if (uri->segs.i < uri->segs.n) { uri->segs.p[uri->segs.i++] = SLICE; } else { return enomem(); } } } break; case 12: #line 161 "net/http/uriparse.rl" { switch (urischeme(uri->scheme, buf)) { case kUriSchemeSip: case kUriSchemeSips: --p; {cs = 39;goto _again;} default: if (uricspn(p, pe - p) == pe - p) { uri->opaque = (struct UriSlice){p - buf, pe - p}; return zero; } else { return einval(); } } } break; #line 611 "build/bootstrap/net/http/uriparse.c" } } _again: if ( cs == 0 ) goto _out; if ( ++p != pe ) goto _resume; _test_eof: {} if ( p == eof ) { const char *__acts = _uriparse_actions + _uriparse_eof_actions[cs]; unsigned int __nacts = (unsigned int) *__acts++; while ( __nacts-- > 0 ) { switch ( *__acts++ ) { case 0: #line 110 "net/http/uriparse.rl" { mark = p; } break; case 2: #line 112 "net/http/uriparse.rl" { uri->fragment = SLICE; } break; case 4: #line 114 "net/http/uriparse.rl" { uri->host = SLICE; } break; case 5: #line 115 "net/http/uriparse.rl" { uri->port = SLICE; } break; case 6: #line 117 "net/http/uriparse.rl" { kv.k = SLICE; kv.v = (struct UriSlice){zero, zero}; } break; case 7: #line 122 "net/http/uriparse.rl" { kv.v = SLICE; } break; case 8: #line 126 "net/http/uriparse.rl" { uri->segs.i = zero; uri->paramsegs.i = zero; } break; case 9: #line 131 "net/http/uriparse.rl" { if (uri->params.n) { if (uri->params.i < uri->params.n) { uri->params.p[uri->params.i++] = kv; } else { return enomem(); } } } break; case 10: #line 141 "net/http/uriparse.rl" { if (uri->queries.n) { if (uri->queries.i < uri->queries.n) { uri->queries.p[uri->queries.i++] = kv; } else { return enomem(); } } } break; case 11: #line 151 "net/http/uriparse.rl" { if (p > mark && uri->segs.n) { if (uri->segs.i < uri->segs.n) { uri->segs.p[uri->segs.i++] = SLICE; } else { return enomem(); } } } break; #line 699 "build/bootstrap/net/http/uriparse.c" } } } _out: {} } #line 234 "net/http/uriparse.rl" /* clang-format on */ if (cs >= uriparse_first_final) { if (uri->host.n <= DNS_NAME_MAX && uri->port.n <= 6) { return zero; } else { return eoverflow(); } } else { return einval(); } }