1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Command line options parser. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Copyright (C) 2020, Broadcom. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Unless you and Broadcom execute a separate written software license 7*4882a593Smuzhiyun * agreement governing use of this software, this software is licensed to you 8*4882a593Smuzhiyun * under the terms of the GNU General Public License version 2 (the "GPL"), 9*4882a593Smuzhiyun * available at http://www.broadcom.com/licenses/GPLv2.php, with the 10*4882a593Smuzhiyun * following added to such license: 11*4882a593Smuzhiyun * 12*4882a593Smuzhiyun * As a special exception, the copyright holders of this software give you 13*4882a593Smuzhiyun * permission to link this software with independent modules, and to copy and 14*4882a593Smuzhiyun * distribute the resulting executable under terms of your choice, provided that 15*4882a593Smuzhiyun * you also meet, for each linked independent module, the terms and conditions of 16*4882a593Smuzhiyun * the license of that module. An independent module is a module which is not 17*4882a593Smuzhiyun * derived from this software. The special exception does not apply to any 18*4882a593Smuzhiyun * modifications of the software. 19*4882a593Smuzhiyun * 20*4882a593Smuzhiyun * 21*4882a593Smuzhiyun * <<Broadcom-WL-IPTag/Dual:>> 22*4882a593Smuzhiyun */ 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun #ifndef MINI_OPT_H 25*4882a593Smuzhiyun #define MINI_OPT_H 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #ifdef __cplusplus 28*4882a593Smuzhiyun extern "C" { 29*4882a593Smuzhiyun #endif 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun /* ---- Include Files ---------------------------------------------------- */ 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun /* ---- Constants and Types ---------------------------------------------- */ 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #define MINIOPT_MAXKEY 128 /* Max options */ 36*4882a593Smuzhiyun typedef struct miniopt { 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun /* These are persistent after miniopt_init() */ 39*4882a593Smuzhiyun const char* name; /* name for prompt in error strings */ 40*4882a593Smuzhiyun const char* flags; /* option chars that take no args */ 41*4882a593Smuzhiyun bool longflags; /* long options may be flags */ 42*4882a593Smuzhiyun bool opt_end; /* at end of options (passed a "--") */ 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun /* These are per-call to miniopt() */ 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun int consumed; /* number of argv entries cosumed in 47*4882a593Smuzhiyun * the most recent call to miniopt() 48*4882a593Smuzhiyun */ 49*4882a593Smuzhiyun bool positional; 50*4882a593Smuzhiyun bool good_int; /* 'val' member is the result of a sucessful 51*4882a593Smuzhiyun * strtol conversion of the option value 52*4882a593Smuzhiyun */ 53*4882a593Smuzhiyun char opt; 54*4882a593Smuzhiyun char key[MINIOPT_MAXKEY]; 55*4882a593Smuzhiyun char* valstr; /* positional param, or value for the option, 56*4882a593Smuzhiyun * or null if the option had 57*4882a593Smuzhiyun * no accompanying value 58*4882a593Smuzhiyun */ 59*4882a593Smuzhiyun uint uval; /* strtol translation of valstr */ 60*4882a593Smuzhiyun int val; /* strtol translation of valstr */ 61*4882a593Smuzhiyun } miniopt_t; 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun void miniopt_init(miniopt_t *t, const char* name, const char* flags, bool longflags); 64*4882a593Smuzhiyun int miniopt(miniopt_t *t, char **argv); 65*4882a593Smuzhiyun 66*4882a593Smuzhiyun /* ---- Variable Externs ------------------------------------------------- */ 67*4882a593Smuzhiyun /* ---- Function Prototypes ---------------------------------------------- */ 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun #ifdef __cplusplus 70*4882a593Smuzhiyun } 71*4882a593Smuzhiyun #endif 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun #endif /* MINI_OPT_H */ 74