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420 lines
8.0 KiB
420 lines
8.0 KiB
6 months ago
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#line 1 "http11_response.rl"
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#include "http11_response.h"
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#include <stdio.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <string.h>
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#define LEN(AT, FPC) (FPC - buffer - parser->AT)
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#define MARK(M,FPC) (parser->M = (FPC) - buffer)
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#define PTR_TO(F) (buffer + parser->F)
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/** Machine **/
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#line 59 "http11_response.rl"
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/** Data **/
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#line 25 "http11_response.c"
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static const int http_parser_start = 1;
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static const int http_parser_first_final = 20;
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static const int http_parser_error = 0;
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static const int http_parser_en_main = 1;
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#line 63 "http11_response.rl"
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int http_parser_init(http_parser *parser) {
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int cs = 0;
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#line 38 "http11_response.c"
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{
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cs = http_parser_start;
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}
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#line 67 "http11_response.rl"
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parser->cs = cs;
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parser->body_start = 0;
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parser->content_len = 0;
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parser->mark = 0;
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parser->nread = 0;
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parser->field_len = 0;
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parser->field_start = 0;
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return(1);
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}
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/** exec **/
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size_t http_parser_execute(http_parser *parser, const char *buffer, size_t len, size_t off) {
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const char *p, *pe;
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int cs = parser->cs;
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assert(off <= len && "offset past end of buffer");
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p = buffer+off;
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pe = buffer+len;
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assert(pe - p == len - off && "pointers aren't same distance");
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#line 69 "http11_response.c"
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{
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if ( p == pe )
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goto _test_eof;
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switch ( cs )
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{
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case 1:
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if ( (*p) == 72 )
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goto tr0;
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goto st0;
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st0:
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cs = 0;
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goto _out;
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tr0:
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#line 20 "http11_response.rl"
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{MARK(mark, p); }
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goto st2;
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st2:
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if ( ++p == pe )
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goto _test_eof2;
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case 2:
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#line 90 "http11_response.c"
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if ( (*p) == 84 )
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goto st3;
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goto st0;
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st3:
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if ( ++p == pe )
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goto _test_eof3;
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case 3:
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if ( (*p) == 84 )
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goto st4;
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goto st0;
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st4:
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if ( ++p == pe )
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goto _test_eof4;
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case 4:
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if ( (*p) == 80 )
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goto st5;
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goto st0;
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st5:
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if ( ++p == pe )
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goto _test_eof5;
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case 5:
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if ( (*p) == 47 )
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goto st6;
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goto st0;
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st6:
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if ( ++p == pe )
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goto _test_eof6;
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case 6:
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if ( 48 <= (*p) && (*p) <= 57 )
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goto st7;
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goto st0;
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st7:
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if ( ++p == pe )
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goto _test_eof7;
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case 7:
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if ( (*p) == 46 )
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goto st8;
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if ( 48 <= (*p) && (*p) <= 57 )
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goto st7;
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goto st0;
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st8:
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if ( ++p == pe )
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goto _test_eof8;
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case 8:
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if ( 48 <= (*p) && (*p) <= 57 )
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goto st9;
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goto st0;
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st9:
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if ( ++p == pe )
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goto _test_eof9;
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case 9:
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if ( (*p) == 32 )
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goto tr9;
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if ( 48 <= (*p) && (*p) <= 57 )
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goto st9;
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goto st0;
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tr9:
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#line 35 "http11_response.rl"
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{
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if(parser->http_version != NULL)
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parser->http_version(parser->data, PTR_TO(mark), LEN(mark, p));
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}
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goto st10;
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st10:
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if ( ++p == pe )
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goto _test_eof10;
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case 10:
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#line 158 "http11_response.c"
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if ( 48 <= (*p) && (*p) <= 57 )
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goto tr10;
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goto st0;
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tr10:
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#line 20 "http11_response.rl"
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{MARK(mark, p); }
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goto st11;
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st11:
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if ( ++p == pe )
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goto _test_eof11;
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case 11:
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#line 170 "http11_response.c"
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if ( (*p) == 32 )
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goto tr11;
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if ( 48 <= (*p) && (*p) <= 57 )
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goto st11;
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goto st0;
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tr11:
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#line 40 "http11_response.rl"
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{
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if(parser->status_code != NULL)
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parser->status_code(parser->data, PTR_TO(mark), LEN(mark,p));
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}
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goto st12;
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st12:
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if ( ++p == pe )
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goto _test_eof12;
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case 12:
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#line 187 "http11_response.c"
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if ( (*p) < 11 ) {
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if ( 0 <= (*p) && (*p) <= 9 )
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goto tr13;
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} else if ( (*p) > 12 ) {
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if ( 14 <= (*p) )
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goto tr13;
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} else
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goto tr13;
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goto st0;
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tr13:
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#line 20 "http11_response.rl"
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{MARK(mark, p); }
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goto st13;
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st13:
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if ( ++p == pe )
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goto _test_eof13;
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case 13:
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#line 205 "http11_response.c"
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if ( (*p) == 13 )
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goto tr15;
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if ( (*p) > 9 ) {
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if ( 11 <= (*p) )
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goto st13;
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} else if ( (*p) >= 0 )
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goto st13;
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goto st0;
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tr15:
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#line 45 "http11_response.rl"
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{
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if(parser->reason_phrase != NULL)
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parser->reason_phrase(parser->data, PTR_TO(mark), LEN(mark,p));
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}
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goto st14;
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tr23:
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#line 27 "http11_response.rl"
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{ MARK(mark, p); }
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#line 29 "http11_response.rl"
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{
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if(parser->http_field != NULL) {
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parser->http_field(parser->data, PTR_TO(field_start), parser->field_len, PTR_TO(mark), LEN(mark, p));
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}
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}
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goto st14;
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tr26:
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#line 29 "http11_response.rl"
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{
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if(parser->http_field != NULL) {
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parser->http_field(parser->data, PTR_TO(field_start), parser->field_len, PTR_TO(mark), LEN(mark, p));
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}
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}
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goto st14;
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st14:
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if ( ++p == pe )
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goto _test_eof14;
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case 14:
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#line 243 "http11_response.c"
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if ( (*p) == 10 )
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goto st15;
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goto st0;
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st15:
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if ( ++p == pe )
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goto _test_eof15;
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case 15:
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switch( (*p) ) {
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case 13: goto st16;
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case 33: goto tr18;
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case 124: goto tr18;
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case 126: goto tr18;
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}
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if ( (*p) < 45 ) {
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if ( (*p) > 39 ) {
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if ( 42 <= (*p) && (*p) <= 43 )
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goto tr18;
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} else if ( (*p) >= 35 )
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goto tr18;
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} else if ( (*p) > 46 ) {
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if ( (*p) < 65 ) {
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if ( 48 <= (*p) && (*p) <= 57 )
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goto tr18;
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} else if ( (*p) > 90 ) {
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if ( 94 <= (*p) && (*p) <= 122 )
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goto tr18;
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} else
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goto tr18;
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} else
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goto tr18;
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goto st0;
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st16:
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if ( ++p == pe )
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goto _test_eof16;
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case 16:
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if ( (*p) == 10 )
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goto tr19;
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goto st0;
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tr19:
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#line 50 "http11_response.rl"
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{
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parser->body_start = p - buffer + 1;
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if(parser->header_done != NULL)
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parser->header_done(parser->data, p + 1, pe - p - 1);
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{p++; cs = 20; goto _out;}
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}
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goto st20;
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st20:
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if ( ++p == pe )
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goto _test_eof20;
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case 20:
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#line 295 "http11_response.c"
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goto st0;
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tr18:
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#line 22 "http11_response.rl"
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{ MARK(field_start, p); }
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goto st17;
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st17:
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if ( ++p == pe )
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goto _test_eof17;
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case 17:
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#line 305 "http11_response.c"
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switch( (*p) ) {
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case 33: goto st17;
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case 58: goto tr21;
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case 124: goto st17;
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case 126: goto st17;
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}
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if ( (*p) < 45 ) {
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if ( (*p) > 39 ) {
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if ( 42 <= (*p) && (*p) <= 43 )
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goto st17;
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} else if ( (*p) >= 35 )
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goto st17;
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} else if ( (*p) > 46 ) {
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if ( (*p) < 65 ) {
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if ( 48 <= (*p) && (*p) <= 57 )
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goto st17;
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} else if ( (*p) > 90 ) {
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if ( 94 <= (*p) && (*p) <= 122 )
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goto st17;
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} else
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goto st17;
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} else
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goto st17;
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goto st0;
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tr21:
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#line 23 "http11_response.rl"
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{
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parser->field_len = LEN(field_start, p);
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}
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goto st18;
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tr24:
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#line 27 "http11_response.rl"
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{ MARK(mark, p); }
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goto st18;
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st18:
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if ( ++p == pe )
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goto _test_eof18;
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case 18:
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#line 344 "http11_response.c"
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switch( (*p) ) {
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case 13: goto tr23;
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case 32: goto tr24;
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}
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goto tr22;
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tr22:
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#line 27 "http11_response.rl"
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{ MARK(mark, p); }
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goto st19;
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st19:
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if ( ++p == pe )
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goto _test_eof19;
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case 19:
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#line 358 "http11_response.c"
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if ( (*p) == 13 )
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goto tr26;
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goto st19;
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}
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_test_eof2: cs = 2; goto _test_eof;
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_test_eof3: cs = 3; goto _test_eof;
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_test_eof4: cs = 4; goto _test_eof;
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_test_eof5: cs = 5; goto _test_eof;
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_test_eof6: cs = 6; goto _test_eof;
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_test_eof7: cs = 7; goto _test_eof;
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_test_eof8: cs = 8; goto _test_eof;
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_test_eof9: cs = 9; goto _test_eof;
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_test_eof10: cs = 10; goto _test_eof;
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_test_eof11: cs = 11; goto _test_eof;
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_test_eof12: cs = 12; goto _test_eof;
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_test_eof13: cs = 13; goto _test_eof;
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_test_eof14: cs = 14; goto _test_eof;
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_test_eof15: cs = 15; goto _test_eof;
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_test_eof16: cs = 16; goto _test_eof;
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_test_eof20: cs = 20; goto _test_eof;
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_test_eof17: cs = 17; goto _test_eof;
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_test_eof18: cs = 18; goto _test_eof;
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_test_eof19: cs = 19; goto _test_eof;
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_test_eof: {}
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_out: {}
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}
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||
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|
||
|
|
#line 92 "http11_response.rl"
|
||
|
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|
||
|
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if (!http_parser_has_error(parser))
|
||
|
|
parser->cs = cs;
|
||
|
|
parser->nread += p - (buffer + off);
|
||
|
|
|
||
|
|
assert(p <= pe && "buffer overflow after parsing execute");
|
||
|
|
assert(parser->nread <= len && "nread longer than length");
|
||
|
|
assert(parser->body_start <= len && "body starts after buffer end");
|
||
|
|
assert(parser->mark < len && "mark is after buffer end");
|
||
|
|
assert(parser->field_len <= len && "field has length longer than whole buffer");
|
||
|
|
assert(parser->field_start < len && "field starts after buffer end");
|
||
|
|
|
||
|
|
return(parser->nread);
|
||
|
|
}
|
||
|
|
|
||
|
|
int http_parser_finish(http_parser *parser)
|
||
|
|
{
|
||
|
|
if (http_parser_has_error(parser) ) {
|
||
|
|
return -1;
|
||
|
|
} else if (http_parser_is_finished(parser) ) {
|
||
|
|
return 1;
|
||
|
|
} else {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
int http_parser_has_error(http_parser *parser) {
|
||
|
|
return parser->cs == http_parser_error;
|
||
|
|
}
|
||
|
|
|
||
|
|
int http_parser_is_finished(http_parser *parser) {
|
||
|
|
return parser->cs >= http_parser_first_final;
|
||
|
|
}
|