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80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
/*
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* This file is part of the CCD_Capture project.
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* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program 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 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <pthread.h>
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#include <stdint.h>
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#include <usefull_macros.h>
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// max & min TCP socket port number
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#define PORTN_MAX (65535)
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#define PORTN_MIN (1024)
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#define BUFLEN (1024)
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// Max amount of connections
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#define MAXCLIENTS (30)
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// wait for mutex locking
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#define BUSY_TIMEOUT (1.0)
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// waiting for answer timeout
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#define ANSWER_TIMEOUT (0.1)
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// wait for exposition ends (between subsequent check calls)
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#define WAIT_TIMEOUT (2.0)
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// client will disconnect after this time from last server message
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#define CLIENT_TIMEOUT (3.0)
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#ifdef EBUG
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extern double __t0;
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#define TIMEINIT() do{__t0 = dtime();}while(0)
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#define TIMESTAMP(...) do{DBG(__VA_ARGS__); fprintf(stderr, COLOR_GREEN "%g" COLOR_OLD "\n", dtime()-__t0);}while(0)
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#else
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#define TIMEINIT()
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#define TIMESTAMP(...)
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#endif
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typedef enum{
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RESULT_OK, // 0: all OK
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RESULT_BUSY, // 1: camera busy and no setters can be done
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RESULT_FAIL, // 2: failed running command
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RESULT_BADVAL, // 3: bad key's value
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RESULT_BADKEY, // 4: bad key
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RESULT_SILENCE, // 5: send nothing to client
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RESULT_DISCONNECTED,// 6: client disconnected
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RESULT_NUM
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} hresult;
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const char *hresult2str(hresult r);
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// fd - socket fd to send private messages, key, val - key and its value
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typedef hresult (*mesghandler)(int fd, const char *key, const char *val);
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typedef struct{
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hresult (*chkfunction)(char *val); // function to check device is ready
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mesghandler handler; // handler function
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const char *key; // keyword
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} handleritem;
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int open_socket(int isserver, char *path, int isnet);
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int start_socket(int server);
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int sendimage(int fd, uint16_t *data, int l);
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int sendmessage(int fd, const char *msg, int l);
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int sendstrmessage(int fd, const char *msg);
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char *get_keyval(char *keyval);
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int canberead(int fd);
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