diff options
Diffstat (limited to 'src/btparser/utils.h')
| -rw-r--r-- | src/btparser/utils.h | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/src/btparser/utils.h b/src/btparser/utils.h deleted file mode 100644 index 680e67e0..00000000 --- a/src/btparser/utils.h +++ /dev/null @@ -1,284 +0,0 @@ -/* - utils.h - - Copyright (C) 2010 Red Hat, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along - with this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -*/ -#ifndef BTPARSER_UTILS_H -#define BTPARSER_UTILS_H - -#include <stdlib.h> -#include <stdarg.h> -#include <stdbool.h> -#include <stdint.h> - -#ifdef __cplusplus -extern "C" { -#endif - -#define BTP_lower "abcdefghijklmnopqrstuvwxyz" -#define BTP_upper "ABCDEFGHIJKLMNOPQRSTUVWXYZ" -#define BTP_alpha BTP_lower BTP_upper -#define BTP_space " \t\r\n\v\f" -#define BTP_digit "0123456789" -#define BTP_alnum BTP_alpha BTP_digit - -/** - * Debugging output to stdout while parsing. - * Default value is false. - */ -extern bool -btp_debug_parser; - -/** - * Never returns NULL. - */ -void * -btp_malloc(size_t size); - -/** - * Never returns NULL. - */ -char * -btp_vasprintf(const char *format, va_list p); - -/** - * Never returns NULL. - */ -char * -btp_strdup(const char *s); - -/** - * Never returns NULL. - */ -char * -btp_strndup(const char *s, size_t n); - -/** - * A strcmp() variant that works also with NULL parameters. NULL is - * considered to be less than a string. - */ -int -btp_strcmp0(const char *s1, const char *s2); - -/** - * A strchr() variant providing line and column in the string s - * indicating where the char c was found. - * @param line - * Starts from 1. Its value is valid only when this function does not - * return NULL. - * @param column - * Starts from 0. Its value is valid only when this function does not - * return NULL. - */ -char * -btp_strchr_location(const char *s, int c, int *line, int *column); - -/** - * A strstr() variant providing line and column of the haystick - * indicating where the needle was found. - * @param line - * Starts from 1. Its value is valid only when this function does not - * return NULL. - * @param column - * Starts from 0. Its value is valid only when this function does not - * return NULL. - */ -char * -btp_strstr_location(const char *haystack, - const char *needle, - int *line, - int *column); - -/** - * A strspn() variant providing line and column of the string s which - * corresponds to the returned length. - * @param line - * Starts from 1. - * @param column - * Starts from 0. - */ -size_t -btp_strspn_location(const char *s, - const char *accept, - int *line, - int *column); - -/** - * Loads file contents to a string. - * @returns - * File contents. If file opening/reading fails, NULL is returned. - */ -char * -btp_file_to_string(const char *filename); - -/** - * If the input contains character c in the current positon, move the - * input pointer after the character, and return true. Otherwise do - * not modify the input and return false. - */ -bool -btp_skip_char(char **input, char c); - -/** - * If the input contains one of allowed characters, move - * the input pointer after that character, and return true. - * Otherwise do not modify the input and return false. - */ -bool -btp_skip_char_limited(char **input, const char *allowed); - -/** - * If the input contains one of allowed characters, store - * the character to the result, move the input pointer after - * that character, and return true. Otherwise do not modify - * the input and return false. - */ -bool -btp_parse_char_limited(char **input, const char *allowed, char *result); - -/** - * If the input contains the character c one or more times, update it - * so that the characters are skipped. Returns the number of characters - * skipped, thus zero if **input does not contain c. - */ -int -btp_skip_char_sequence(char **input, char c); - -/** - * If the input contains one or more characters from string chars, - * move the input pointer after the sequence. Otherwise do not modify - * the input. - * @returns - * The number of characters skipped. - */ -int -btp_skip_char_span(char **input, const char *chars); - -/** - * If the input contains one or more characters from string chars, - * move the input pointer after the sequence. Otherwise do not modify - * the input. - * @param line - * Starts from 1. Corresponds to the returned number. - * @param column - * Starts from 0. Corresponds to the returned number. - * @returns - * The number of characters skipped. - */ -int -btp_skip_char_span_location(char **input, - const char *chars, - int *line, - int *column); - -/** - * If the input contains one or more characters from string accept, - * create a string from this sequence and store it to the result, move - * the input pointer after the sequence, and return the lenght of the - * sequence. Otherwise do not modify the input and return 0. - * - * If this function returns nonzero value, the caller is responsible - * to free the result. - */ -int -btp_parse_char_span(char **input, const char *accept, char **result); - -/** - * If the input contains characters which are not in string reject, - * create a string from this sequence and store it to the result, - * move the input pointer after the sequence, and return true. - * Otherwise do not modify the input and return false. - * - * If this function returns true, the caller is responsible to - * free the result. - */ -bool -btp_parse_char_cspan(char **input, const char *reject, char **result); - -/** - * If the input contains the string, move the input pointer after - * the sequence. Otherwise do not modify the input. - * @returns - * Number of characters skipped. 0 if the input does not contain the - * string. - */ -int -btp_skip_string(char **input, const char *string); - -/** - * If the input contains the string, copy the string to result, - * move the input pointer after the string, and return true. - * Otherwise do not modify the input and return false. - * - * If this function returns true, the caller is responsible to free - * the result. - */ -bool -btp_parse_string(char **input, const char *string, char **result); - -/** - * If the input contains digit 0-9, return it as a character - * and move the input pointer after it. Otherwise return - * '\0' and do not modify the input. - */ -char -btp_parse_digit(char **input); - -/** - * If the input contains [0-9]+, move the input pointer - * after the number. - * @returns - * The number of skipped characters. 0 if input does not start with a - * digit. - */ -int -btp_skip_unsigned_integer(char **input); - -/** - * If the input contains [0-9]+, parse it, move the input pointer - * after the number. - * @returns - * Number of parsed characters. 0 if input does not contain a number. - */ -int -btp_parse_unsigned_integer(char **input, unsigned *result); - -/** - * If the input contains 0x[0-9a-f]+, move the input pointer - * after that. - * @returns - * The number of characters processed from input. 0 if the input does - * not contain a hexadecimal number. - */ -int -btp_skip_hexadecimal_number(char **input); - -/** - * If the input contains 0x[0-9a-f]+, parse the number, and move the - * input pointer after it. Otherwise do not modify the input. - * @returns - * The number of characters read from input. 0 if the input does not - * contain a hexadecimal number. - */ -int -btp_parse_hexadecimal_number(char **input, uint64_t *result); - -#ifdef __cplusplus -} -#endif - -#endif |