diff options
Diffstat (limited to 'jcnf/yajl/yajl_lex.h')
| -rw-r--r-- | jcnf/yajl/yajl_lex.h | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/jcnf/yajl/yajl_lex.h b/jcnf/yajl/yajl_lex.h deleted file mode 100644 index e1268ea..0000000 --- a/jcnf/yajl/yajl_lex.h +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright 2007-2009, Lloyd Hilaiel. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. Neither the name of Lloyd Hilaiel nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef __YAJL_LEX_H__ -#define __YAJL_LEX_H__ - -#include "yajl_common.h" - -typedef enum { - yajl_tok_bool, - yajl_tok_colon, - yajl_tok_comma, - yajl_tok_eof, - yajl_tok_error, - yajl_tok_left_brace, - yajl_tok_left_bracket, - yajl_tok_null, - yajl_tok_right_brace, - yajl_tok_right_bracket, - - /* we differentiate between integers and doubles to allow the - * parser to interpret the number without re-scanning */ - yajl_tok_integer, - yajl_tok_double, - - /* we differentiate between strings which require further processing, - * and strings that do not */ - yajl_tok_string, - yajl_tok_string_with_escapes, - - /* we return the two types of comment tokens as well */ - yajl_tok_c_comment, - yajl_tok_cpp_comment - -} yajl_tok; - -typedef struct yajl_lexer_t * yajl_lexer; - -yajl_lexer yajl_lex_alloc(yajl_alloc_funcs * alloc, - unsigned int allowComments, - unsigned int validateUTF8); - -void yajl_lex_free(yajl_lexer lexer); - -/** - * run/continue a lex. "offset" is an input/output parameter. - * It should be initialized to zero for a - * new chunk of target text, and upon subsetquent calls with the same - * target text should passed with the value of the previous invocation. - * - * the client may be interested in the value of offset when an error is - * returned from the lexer. This allows the client to render useful -n * error messages. - * - * When you pass the next chunk of data, context should be reinitialized - * to zero. - * - * Finally, the output buffer is usually just a pointer into the jsonText, - * however in cases where the entity being lexed spans multiple chunks, - * the lexer will buffer the entity and the data returned will be - * a pointer into that buffer. - * - * This behavior is abstracted from client code except for the performance - * implications which require that the client choose a reasonable chunk - * size to get adequate performance. - */ -yajl_tok yajl_lex_lex(yajl_lexer lexer, const unsigned char * jsonText, - unsigned int jsonTextLen, unsigned int * offset, - const unsigned char ** outBuf, unsigned int * outLen); - -/** have a peek at the next token, but don't move the lexer forward */ -yajl_tok yajl_lex_peek(yajl_lexer lexer, const unsigned char * jsonText, - unsigned int jsonTextLen, unsigned int offset); - - -typedef enum { - yajl_lex_e_ok = 0, - yajl_lex_string_invalid_utf8, - yajl_lex_string_invalid_escaped_char, - yajl_lex_string_invalid_json_char, - yajl_lex_string_invalid_hex_char, - yajl_lex_invalid_char, - yajl_lex_invalid_string, - yajl_lex_missing_integer_after_decimal, - yajl_lex_missing_integer_after_exponent, - yajl_lex_missing_integer_after_minus, - yajl_lex_unallowed_comment -} yajl_lex_error; - -const char * yajl_lex_error_to_string(yajl_lex_error error); - -/** allows access to more specific information about the lexical - * error when yajl_lex_lex returns yajl_tok_error. */ -yajl_lex_error yajl_lex_get_error(yajl_lexer lexer); - -/** get the current offset into the most recently lexed json string. */ -unsigned int yajl_lex_current_offset(yajl_lexer lexer); - -/** get the number of lines lexed by this lexer instance */ -unsigned int yajl_lex_current_line(yajl_lexer lexer); - -/** get the number of chars lexed by this lexer instance since the last - * \n or \r */ -unsigned int yajl_lex_current_char(yajl_lexer lexer); - -#endif |