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103 lines
3.6 KiB
103 lines
3.6 KiB
/**
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* Copyright (C) 2015 Bicom Systems Ltd, (bicomsystems.com)
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*
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* Author: Seudin Kasumovic (seudin.kasumovic@gmail.com)
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* Kamailio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version
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*
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* Kamailio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "../../rpc.h"
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#include "erl_helpers.h"
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#include "cnode.h"
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#ifndef HANDLE_RPC_H_
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#define HANDLE_RPC_H_
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#define FAULT_BUF_LEN 1024
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/*
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* RPC structure to store reply before marshaling.
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*/
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typedef struct erl_rpc_param_s {
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int type;
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union {
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int n;
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double d;
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str S;
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void* handler;
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} value;
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char *member_name;
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struct erl_rpc_param_s *next;
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} erl_rpc_param_t;
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typedef struct erl_rpc_ctx {
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cnode_handler_t *phandler;
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erlang_ref_ex_t *ref;
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erlang_pid *pid;
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ei_x_buff *request;
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int request_index;
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ei_x_buff *response;
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int response_sent;
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int response_index;
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erl_rpc_param_t *reply_params; /* encoded into reply as {ok,[<reply_params>]} */
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erl_rpc_param_t *tail;
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erl_rpc_param_t *fault; /* is set has precedence on reply_params
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encoded as {error, {code, <fault message>}} */
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erl_rpc_param_t **fault_p;
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int no_params; /* number of encoding params */
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int optional; /* are params optional */
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int size; /* size of decoding structure or main list */
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} erl_rpc_ctx_t;
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int erl_rpc_send(erl_rpc_ctx_t* ctx, int depth); /* Send the reply to the Erlang Node */
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void erl_rpc_fault(erl_rpc_ctx_t* ctx, int code, char* fmt, ...); /* Signal a failure to the client */
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int erl_rpc_add(erl_rpc_ctx_t* ctx, char* fmt, ...); /* Add a new piece of data to the result */
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int erl_rpc_scan(erl_rpc_ctx_t* ctx, char* fmt, ...); /* Retrieve request parameters */
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int erl_rpc_printf(erl_rpc_ctx_t* ctx, char* fmt, ...); /* Add printf-like formated data to the result set */
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int erl_rpc_struct_add(erl_rpc_ctx_t* ctx, char* fmt, ...); /* Add a new structure into structure */
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int erl_rpc_array_add(erl_rpc_ctx_t* ctx, char* fmt, ...); /* Add a new structure into array */
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int erl_rpc_struct_scan(erl_rpc_ctx_t* ctx, char* fmt, ...); /* Scan attributes of a structure */
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int erl_rpc_struct_printf(erl_rpc_ctx_t* ctx, char* name, char* fmt, ...); /* Struct version of rpc_printf */
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int erl_rpc_capabilities(erl_rpc_ctx_t* ctx); /* capabilities */
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void init_rpc_handlers();
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void empty_recycle_bin(void);
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/**
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* Garbage collection data structure.
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*/
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struct erl_rpc_garbage {
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enum {
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JUNK_EI_X_BUFF, /**< This type indicates that the memory block was
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* allocated for the erlang EI interface, this
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* type needs to be freed differently
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*/
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JUNK_PKGCHAR /** This type indicates a pkg_malloc'ed string */
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} type; /**< Type of the memory block */
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void* ptr; /**< Pointer to the memory block obtained from pkg_malloc */
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struct erl_rpc_garbage* next; /**< The linked list of all allocated memory blocks */
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};
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/** Pointers to the functions that implement the RPC interface
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* of Erlang module
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*/
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extern rpc_t erl_rpc_func_param;
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#endif /* HANDLE_RPC_H_ */
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