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/*
* Drizzle Client & Protocol Library
*
* Copyright (C) 2008 Eric Day (eday@oddments.org)
* All rights reserved.
*
* Use and distribution licensed under the BSD license. See
* the COPYING file in this directory for full text.
*/
/**
* @file
* @brief Struct Definitions
*/
#ifndef __DRIZZLE_STRUCTS_H
#define __DRIZZLE_STRUCTS_H
#include <netdb.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @ingroup drizzle
*/
struct drizzle_st
{
uint16_t error_code;
drizzle_options_t options;
drizzle_verbose_t verbose;
uint32_t con_count;
uint32_t pfds_size;
uint32_t query_count;
uint32_t query_new;
uint32_t query_running;
int last_errno;
int timeout;
drizzle_con_st *con_list;
void *context;
drizzle_context_free_fn *context_free_fn;
drizzle_event_watch_fn *event_watch_fn;
void *event_watch_context;
drizzle_log_fn *log_fn;
void *log_context;
struct pollfd *pfds;
drizzle_query_st *query_list;
char sqlstate[DRIZZLE_MAX_SQLSTATE_SIZE + 1];
char last_error[DRIZZLE_MAX_ERROR_SIZE];
};
/**
* @ingroup drizzle_con
*/
struct drizzle_con_tcp_st
{
in_port_t port;
struct addrinfo *addrinfo;
char *host;
char host_buffer[NI_MAXHOST];
};
/**
* @ingroup drizzle_con
*/
struct drizzle_con_uds_st
{
struct addrinfo addrinfo;
struct sockaddr_un sockaddr;
};
/**
* @ingroup drizzle_con
*/
struct drizzle_con_st
{
uint8_t packet_number;
uint8_t protocol_version;
uint8_t state_current;
short events;
short revents;
drizzle_capabilities_t capabilities;
drizzle_charset_t charset;
drizzle_command_t command;
drizzle_con_options_t options;
drizzle_con_socket_t socket_type;
drizzle_con_status_t status;
uint32_t max_packet_size;
uint32_t result_count;
uint32_t thread_id;
int backlog;
int fd;
size_t buffer_size;
size_t command_offset;
size_t command_size;
size_t command_total;
size_t packet_size;
struct addrinfo *addrinfo_next;
uint8_t *buffer_ptr;
uint8_t *command_buffer;
uint8_t *command_data;
void *context;
drizzle_con_context_free_fn *context_free_fn;
drizzle_st *drizzle;
drizzle_con_st *next;
drizzle_con_st *prev;
drizzle_query_st *query;
drizzle_result_st *result;
drizzle_result_st *result_list;
uint8_t *scramble;
union
{
drizzle_con_tcp_st tcp;
drizzle_con_uds_st uds;
} socket;
uint8_t buffer[DRIZZLE_MAX_BUFFER_SIZE];
char db[DRIZZLE_MAX_DB_SIZE];
char password[DRIZZLE_MAX_PASSWORD_SIZE];
uint8_t scramble_buffer[DRIZZLE_MAX_SCRAMBLE_SIZE];
char server_version[DRIZZLE_MAX_SERVER_VERSION_SIZE];
drizzle_state_fn *state_stack[DRIZZLE_STATE_STACK_SIZE];
char user[DRIZZLE_MAX_USER_SIZE];
};
/**
* @ingroup drizzle_query
*/
struct drizzle_query_st
{
drizzle_st *drizzle;
drizzle_query_st *next;
drizzle_query_st *prev;
drizzle_query_options_t options;
drizzle_query_state_t state;
drizzle_con_st *con;
drizzle_result_st *result;
const char *string;
size_t size;
void *context;
drizzle_query_context_free_fn *context_free_fn;
};
/**
* @ingroup drizzle_result
*/
struct drizzle_result_st
{
drizzle_con_st *con;
drizzle_result_st *next;
drizzle_result_st *prev;
drizzle_result_options_t options;
char info[DRIZZLE_MAX_INFO_SIZE];
uint16_t error_code;
char sqlstate[DRIZZLE_MAX_SQLSTATE_SIZE + 1];
uint64_t insert_id;
uint16_t warning_count;
uint64_t affected_rows;
uint16_t column_count;
uint16_t column_current;
drizzle_column_st *column_list;
drizzle_column_st *column;
drizzle_column_st *column_buffer;
uint64_t row_count;
uint64_t row_current;
uint16_t field_current;
size_t field_total;
size_t field_offset;
size_t field_size;
drizzle_field_t field;
drizzle_field_t field_buffer;
uint64_t row_list_size;
drizzle_row_t row;
drizzle_row_t *row_list;
size_t *field_sizes;
size_t **field_sizes_list;
};
/**
* @ingroup drizzle_column
*/
struct drizzle_column_st
{
drizzle_result_st *result;
drizzle_column_st *next;
drizzle_column_st *prev;
drizzle_column_options_t options;
char catalog[DRIZZLE_MAX_CATALOG_SIZE];
char db[DRIZZLE_MAX_DB_SIZE];
char table[DRIZZLE_MAX_TABLE_SIZE];
char orig_table[DRIZZLE_MAX_TABLE_SIZE];
char name[DRIZZLE_MAX_COLUMN_NAME_SIZE];
char orig_name[DRIZZLE_MAX_COLUMN_NAME_SIZE];
drizzle_charset_t charset;
uint32_t size;
size_t max_size;
drizzle_column_type_t type;
drizzle_column_flags_t flags;
uint8_t decimals;
uint8_t default_value[DRIZZLE_MAX_DEFAULT_VALUE_SIZE];
size_t default_value_size;
};
#ifdef __cplusplus
}
#endif
#endif /* __DRIZZLE_STRUCTS_H */
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