mirror of
http://git.haproxy.org/git/haproxy.git/
synced 2024-12-26 06:32:13 +00:00
15073a3393
ARG# macros allow to create a list up to 7 in theory but 5 in practice. The change to a guaranteed 64 bits type increase to up to 12.
94 lines
3.5 KiB
C
94 lines
3.5 KiB
C
/*
|
|
* include/proto/arg.h
|
|
* This file contains functions and macros declarations for generic argument parsing.
|
|
*
|
|
* Copyright 2012 Willy Tarreau <w@1wt.eu>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation, version 2.1
|
|
* exclusively.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef _PROTO_ARG_H
|
|
#define _PROTO_ARG_H
|
|
|
|
#include <types/arg.h>
|
|
|
|
/* Some macros used to build some arg list. We can declare various argument
|
|
* combinations from 0 to 7 args using a single 32-bit integer. The first
|
|
* argument of these macros is always the mandatory number of arguments, and
|
|
* remaining ones are optional args. Note: ARGM() may also be used to return
|
|
* the number of mandatory arguments in a mask.
|
|
*/
|
|
#define ARGM(m) \
|
|
(uint64_t)(m & ARGM_MASK)
|
|
|
|
#define ARG1(m, t1) \
|
|
(ARGM(m) + ((uint64_t)ARGT_##t1 << (ARGM_BITS)))
|
|
|
|
#define ARG2(m, t1, t2) \
|
|
(ARG1(m, t1) + ((uint64_t)ARGT_##t2 << (ARGM_BITS + ARGT_BITS)))
|
|
|
|
#define ARG3(m, t1, t2, t3) \
|
|
(ARG2(m, t1, t2) + ((uint64_t)ARGT_##t3 << (ARGM_BITS + ARGT_BITS * 2)))
|
|
|
|
#define ARG4(m, t1, t2, t3, t4) \
|
|
(ARG3(m, t1, t2, t3) + ((uint64_t)ARGT_##t4 << (ARGM_BITS + ARGT_BITS * 3)))
|
|
|
|
#define ARG5(m, t1, t2, t3, t4, t5) \
|
|
(ARG4(m, t1, t2, t3, t4) + ((uint64_t)ARGT_##t5 << (ARGM_BITS + ARGT_BITS * 4)))
|
|
|
|
#define ARG6(m, t1, t2, t3, t4, t5, t6) \
|
|
(ARG5(m, t1, t2, t3, t4, t5) + ((uint64_t)ARGT_##t6 << (ARGM_BITS + ARGT_BITS * 5)))
|
|
|
|
#define ARG7(m, t1, t2, t3, t4, t5, t6, t7) \
|
|
(ARG6(m, t1, t2, t3, t4, t5, t6) + ((uint64_t)ARGT_##t7 << (ARGM_BITS + ARGT_BITS * 6)))
|
|
|
|
#define ARG8(m, t1, t2, t3, t4, t5, t6, t7, t8) \
|
|
(ARG7(m, t1, t2, t3, t4, t5, t6, t7) + ((uint64_t)ARGT_##t8 << (ARGM_BITS + ARGT_BITS * 7)))
|
|
|
|
#define ARG9(m, t1, t2, t3, t4, t5, t6, t7, t8, t9) \
|
|
(ARG8(m, t1, t2, t3, t4, t5, t6, t7, t8) + ((uint64_t)ARGT_##t9 << (ARGM_BITS + ARGT_BITS * 8)))
|
|
|
|
#define ARG10(m, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10) \
|
|
(ARG9(m, t1, t2, t3, t4, t5, t6, t7, t8, t9) + ((uint64_t)ARGT_##t10 << (ARGM_BITS + ARGT_BITS * 9)))
|
|
|
|
#define ARG11(m, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11) \
|
|
(ARG10(m, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10) + ((uint64_t)ARGT_##t11 << (ARGM_BITS + ARGT_BITS * 10)))
|
|
|
|
#define ARG12(m, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12) \
|
|
(ARG11(m, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11) + ((uint64_t)ARGT_##t12 << (ARGM_BITS + ARGT_BITS * 11)))
|
|
|
|
/* Mapping between argument number and literal description. */
|
|
extern const char *arg_type_names[];
|
|
|
|
/* This dummy arg list may be used by default when no arg is found, it helps
|
|
* parsers by removing pointer checks.
|
|
*/
|
|
extern struct arg empty_arg_list[ARGM_NBARGS];
|
|
|
|
struct arg_list *arg_list_clone(const struct arg_list *orig);
|
|
struct arg_list *arg_list_add(struct arg_list *orig, struct arg *arg, int pos);
|
|
int make_arg_list(const char *in, int len, uint64_t mask, struct arg **argp,
|
|
char **err_msg, const char **err_ptr, int *err_arg,
|
|
struct arg_list *al);
|
|
|
|
#endif /* _PROTO_ARG_H */
|
|
|
|
/*
|
|
* Local variables:
|
|
* c-indent-level: 8
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|