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AQuery/sdk/aquery.h

95 lines
2.0 KiB

#ifndef _AQUERY_H
#define _AQUERY_H
enum Log_level {
LOG_INFO,
LOG_ERROR,
LOG_SILENT
};
enum Backend_Type {
BACKEND_AQuery,
BACKEND_MonetDB,
BACKEND_MariaDB
};
struct Config{
int running, new_query, server_mode,
backend_type, has_dll, n_buffers;
int buffer_sizes[];
};
struct Session{
struct Statistic{
unsigned long long total_active;
unsigned long long cnt_object;
unsigned long long total_alloc;
};
void* memory_map;
};
struct Context{
typedef int (*printf_type) (const char *format, ...);
void* module_function_maps = 0;
Config* cfg;
int n_buffers, *sz_bufs;
void **buffers;
void* alt_server;
Log_level log_level = LOG_INFO;
Session current;
template <class ...Types>
void log(Types... args) {
if (log_level == LOG_INFO)
print(args...);
}
template <class ...Types>
void err(Types... args) {
if (log_level <= LOG_ERROR)
print(args...);
}
void init_session();
void end_session();
void* get_module_function(const char*);
char remainder[];
};
#ifdef _WIN32
#define __DLLEXPORT__ __declspec(dllexport) __stdcall
#else
#define __DLLEXPORT__
#endif
#define __AQEXPORT__(_Ty) extern "C" _Ty __DLLEXPORT__
typedef void (*deallocator_t) (void*);
extern void* Aalloc(unsigned long long sz);
extern void Afree(void * mem);
extern void register_memory(void* ptr, deallocator_t deallocator);
__AQEXPORT__(void) init_session(Context* cxt);
#define __AQ_NO_SESSION__ __AQEXPORT__(void) init_session(Context*) {}
#ifdef _MSC_VER
void* _cdecl memcpy(void*, void*, size_t);
#else
void* memcpy(void*, const void*, unsigned long long);
#endif
struct ColRef_storage {
void* container;
unsigned int capacity, size;
const char* name;
int ty; // what if enum is not int?
template <class Ty, template <typename> class VT>
ColRef_storage(const VT<Ty>& vt) {
memcpy(this, &vt, sizeof(ColRef_storage));
}
};
#endif