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ErlCass - Erlang Cassandra Driver

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erlcass c_src nif_utils.h
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c_src/nif_utils.h 

#ifndef ERLCASS_C_SRC_NIF_UTILS_H

#define ERLCASS_C_SRC_NIF_UTILS_H



#include "erl_nif.h"

#include "cassandra.h"



struct ConsistencyLevelOptions

{

    ConsistencyLevelOptions() : cl(CASS_CONSISTENCY_ANY), serial_cl(CASS_CONSISTENCY_ANY) {}

    ConsistencyLevelOptions(CassConsistency c, CassConsistency sc) : cl(c), serial_cl(sc) {}



    CassConsistency cl;

    CassConsistency serial_cl;

};



struct QueryTerm

{

    QueryTerm(const ConsistencyLevelOptions& opt) : consistency(opt) {}



    ErlNifBinary query;

    ConsistencyLevelOptions consistency;

};



ERL_NIF_TERM make_atom(ErlNifEnv* env, const char* name);

ERL_NIF_TERM make_error(ErlNifEnv* env, const char* error);

ERL_NIF_TERM make_binary(ErlNifEnv* env, const char* buff, size_t length);

ERL_NIF_TERM make_badarg(ErlNifEnv* env);

ERL_NIF_TERM make_bad_options(ErlNifEnv* env, ERL_NIF_TERM term);



ERL_NIF_TERM cass_error_to_nif_term(ErlNifEnv* env, CassError error);

ERL_NIF_TERM cass_future_error_to_nif_term(ErlNifEnv* env, CassFuture* future);



ERL_NIF_TERM parse_consistency_level_options(ErlNifEnv* env, ERL_NIF_TERM options_list, ConsistencyLevelOptions* cls);

ERL_NIF_TERM parse_query_term(ErlNifEnv* env, ERL_NIF_TERM qterm, QueryTerm* q);



bool get_bstring(ErlNifEnv* env, ERL_NIF_TERM term, ErlNifBinary* bin);

bool get_boolean(ERL_NIF_TERM term, cass_bool_t* val);



#endif