include/nmxp.h

Go to the documentation of this file.

#ifndef NMXP_H
#define NMXP_H 1

#include "nmxp_base.h"
#include "nmxp_crc32.h"
#include "nmxp_memory.h"

#define NMXP_MAX_MSCHAN_MSEC            15000

typedef enum {
    NMXP_BUFFER_NO                      = 0,
    NMXP_BUFFER_YES                     = 1
} NMXP_BUFFER_FLAG;


typedef struct {
    char username[12];
    int32_t version;
    int32_t connection_time;
    int32_t crc32;
} NMXP_CONNECT_REQUEST; 

typedef struct {
    int32_t chan_key;
    int32_t start_time;
    int32_t end_time;
} NMXP_DATA_REQUEST;

#define NMXP_MAX_FUNC_PD 10
#define TIME_TOLLERANCE 0.001

typedef struct {
    int32_t last_seq_no_sent;
    double last_sample_time;
    double last_latency;
    int32_t max_pdlist_items;
    double max_tolerable_latency;
    int timeoutrecv;
    int32_t n_pdlist;
    NMXP_DATA_PROCESS **pdlist; /* Array for pd queue */
} NMXP_RAW_STREAM_DATA;


int nmxp_sendConnect(int isock);


int nmxp_sendTerminateSubscription(int isock, NMXP_SHUTDOWN_REASON reason, char *message);


int nmxp_receiveChannelList(int isock, NMXP_CHAN_LIST **pchannelList);


int nmxp_sendAddTimeSeriesChannel(int isock, NMXP_CHAN_LIST_NET *channelList, int32_t shortTermCompletion, int32_t out_format, NMXP_BUFFER_FLAG buffer_flag, int n_channel, int n_usec, int flag_restart);


NMXP_DATA_PROCESS *nmxp_receiveData(int isock, NMXP_CHAN_LIST_NET *channelList, const char *network_code, int timeoutsec, int *recv_errno );


int nmxp_sendConnectRequest(int isock, char *naqs_username, char *naqs_password, int32_t connection_time);


int nmxp_readConnectionTime(int isock, int32_t *connection_time);


int nmxp_waitReady(int isock);


int nmxp_sendDataRequest(int isock, int32_t key, int32_t start_time, int32_t end_time);


NMXP_CHAN_LIST *nmxp_getAvailableChannelList(char * hostname, int portnum, NMXP_DATATYPE datatype, int (*func_cond)(void));


NMXP_META_CHAN_LIST *nmxp_getMetaChannelList(char * hostname, int portnum, NMXP_DATATYPE datatype, int flag_request_channelinfo, char *datas_username, char *datas_password, NMXP_CHAN_LIST **pchannelList, int (*func_cond)(void));


int nmxp_raw_stream_seq_no_compare(const void *a, const void *b);


void nmxp_raw_stream_init(NMXP_RAW_STREAM_DATA *raw_stream_buffer, int32_t max_tolerable_latency, int timeoutrecv);


void nmxp_raw_stream_free(NMXP_RAW_STREAM_DATA *raw_stream_buffer);


int nmxp_raw_stream_manage(NMXP_RAW_STREAM_DATA *p, NMXP_DATA_PROCESS *a_pd, int (*p_func_pd[NMXP_MAX_FUNC_PD]) (NMXP_DATA_PROCESS *), int n_func_pd);

int nmxp_raw_stream_manage_flush(NMXP_RAW_STREAM_DATA *p, int (*p_func_pd[NMXP_MAX_FUNC_PD]) (NMXP_DATA_PROCESS *), int n_func_pd);

#endif

---