kemi.h
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 /**
  * Copyright (C) 2016 Daniel-Constantin Mierla (asipto.com)
  *
  * This file is part of Kamailio, a free SIP server.
  *
  * Kamailio 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
  *
  * Kamailio 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 _SR_KEMI_H_
 #define _SR_KEMI_H_
 
 #include "str.h"
 #include "parser/msg_parser.h"
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 #include "action.h"
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 #define SR_KEMIP_NONE	(0)		/* no type */
 #define SR_KEMIP_INT	(1<<0)	/* type integer */
 #define SR_KEMIP_STR	(1<<1)	/* type str* */
 #define SR_KEMIP_BOOL	(1<<2)	/* type boolean (0/1) */
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 #define SR_KEMIP_INTSTR	(1<<3)	/* type integer or str* */
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 #define SR_KEMI_FALSE	0
 #define SR_KEMI_TRUE	1
 
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 #define SR_KEMI_PARAMS_MAX	6
 
 typedef struct sr_kemi {
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 	str mname; /* sub-module name */
 	str fname; /* function name */
 	int rtype; /* return type (supported SR_KEMIP_INT/BOOL) */
 	void *func; /* pointer to the C function to be executed */
 	int ptypes[SR_KEMI_PARAMS_MAX]; /* array with the type of parameters */
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 } sr_kemi_t;
 
 typedef struct sr_kemi_item {
 	sr_kemi_t *item;
 	int nparams;
 	struct sr_kemi_item *next;
 } sr_kemi_item_t;
 
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 typedef struct sr_kemi_module {
 	str mname;
 	sr_kemi_t *kexp;
 } sr_kemi_module_t;
 
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 typedef union {
 	int n;
 	str s;
 } sr_kemi_val_t;
 
 /* only sip_msg_t */
 typedef int (*sr_kemi_fm_f)(sip_msg_t*);
 
 /* sip_msg_t and one int|str param */
 typedef int (*sr_kemi_fmn_f)(sip_msg_t*, int);
 typedef int (*sr_kemi_fms_f)(sip_msg_t*, str*);
 
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 /* sip_msg_t and two int|str params */
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 typedef int (*sr_kemi_fmnn_f)(sip_msg_t*, int, int);
 typedef int (*sr_kemi_fmns_f)(sip_msg_t*, int, str*);
 typedef int (*sr_kemi_fmsn_f)(sip_msg_t*, str*, int);
 typedef int (*sr_kemi_fmss_f)(sip_msg_t*, str*, str*);
 
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 /* sip_msg_t and three int|str params */
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 typedef int (*sr_kemi_fmnnn_f)(sip_msg_t*, int, int, int);
 typedef int (*sr_kemi_fmnns_f)(sip_msg_t*, int, int, str*);
 typedef int (*sr_kemi_fmnsn_f)(sip_msg_t*, int, str*, int);
 typedef int (*sr_kemi_fmnss_f)(sip_msg_t*, int, str*, str*);
 typedef int (*sr_kemi_fmsnn_f)(sip_msg_t*, str*, int, int);
 typedef int (*sr_kemi_fmsns_f)(sip_msg_t*, str*, int, str*);
 typedef int (*sr_kemi_fmssn_f)(sip_msg_t*, str*, str*, int);
 typedef int (*sr_kemi_fmsss_f)(sip_msg_t*, str*, str*, str*);
 
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 /* sip_msg_t and four int|str params */
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 typedef int (*sr_kemi_fmssss_f)(sip_msg_t*, str*, str*, str*, str*);
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 typedef int (*sr_kemi_fmssnn_f)(sip_msg_t*, str*, str*, int, int);
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 /* sip_msg_t and five int|str params */
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 typedef int (*sr_kemi_fmsssss_f)(sip_msg_t*, str*, str*, str*, str*, str*);
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 /* sip_msg_t and six int|str params */
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 typedef int (*sr_kemi_fmssssss_f)(sip_msg_t*, str*, str*, str*, str*, str*, str*);
 
 sr_kemi_t* sr_kemi_lookup(str *mname, int midx, str *fname);
 
 int sr_kemi_modules_add(sr_kemi_t *klist);
 int sr_kemi_modules_size_get(void);
 sr_kemi_module_t* sr_kemi_modules_get(void);
 
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 typedef int (*sr_kemi_eng_route_f)(sip_msg_t*, int, str *);
 
 #define SR_KEMI_BNAME_SIZE	256
 typedef struct sr_kemi_eng {
 	char bname[SR_KEMI_BNAME_SIZE];
 	str  ename;
 	sr_kemi_eng_route_f froute;
 } sr_kemi_eng_t;
 
 int sr_kemi_eng_register(str *ename, sr_kemi_eng_route_f froute);
 int sr_kemi_eng_set(str *ename, str *cpath);
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 int sr_kemi_eng_setz(char *ename, char *cpath);
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 sr_kemi_eng_t* sr_kemi_eng_get(void);
 
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 int sr_kemi_cbname_list_init(void);
 int sr_kemi_cbname_lookup_name(str *name);
 str* sr_kemi_cbname_lookup_idx(int idx);
 
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 void sr_kemi_act_ctx_set(run_act_ctx_t *ctx);
 run_act_ctx_t* sr_kemi_act_ctx_get(void);
 
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 str *sr_kemi_param_map_get_name(int ptype);
 str *sr_kemi_param_map_get_params(int *ptypes);
 
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 #endif