ootp/common/str.h

72 lines
2.9 KiB
C

/*
* Copyright (c) 2005 Mark Fullmer
* Copyright (c) 2009 Mark Fullmer and the Ohio State University
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $Id: str.h 154 2011-04-06 02:21:29Z maf $
*/
#include <sys/types.h>
#include <unistd.h>
#include <stdint.h>
#define u_int unsigned int
#define u_char unsigned char
int chr_ishex(char d);
char chr_hex_l(u_char h);
char chr_hex_r(u_char h);
u_char chr_hex_decode(char h);
int str_hex_dump(char *buf, u_char *b, size_t n);
int str_hex_decode(char *in, size_t in_len, u_char *out, size_t out_len);
void str_ftoc(char *buf, char *f, size_t n);
int str_input(const char *prompt, char *buf, size_t buf_size, int flags);
int str_safe(char *input, size_t input_max_len, char *ok_set, int flags);
int str_uint32toa(char *s, uint32_t u);
char *str_lookup8(char *list[], uint8_t id, uint8_t min, uint8_t max);
char *str_flag8(char *list[], uint8_t flags, uint8_t bits, char *tmpbuf,
size_t tmpbuf_size);
int str_setflag8(char *list[], uint8_t *flags, char *s, uint8_t min,
uint8_t max);
int str_find8(char *list[], uint8_t *id, char *s, uint8_t min, uint8_t max);
#define STR_FLAGS_ECHO_OFF 0x1
#define STR_UINT32_LEN 11 /* 2^32-1=4294967295 + NULL = 11 bytes */
#define STR_SAFE_CHECK_LEN 0x0001 /* length */
#define STR_SAFE_CHECK_ALPHA 0x0002 /* a-zA-Z */
#define STR_SAFE_CHECK_NUM 0x0004 /* 0-9 */
#define STR_SAFE_CHECK_FNAME 0x000E /* ALPHA+NUM+ .-_ */
#define STR_SAFE_CHECK_SET 0x0010 /* elements are all in char_set */
#define STR_SAFE_FIX 0x1000 /* fix problem string */
#define STR_SAFE_WARN 0x2000 /* enable warnings */
#define STR_SAFE_FAIL_CHAR 0x1
#define STR_SAFE_FAIL_LEN 0x2