blob: cc2e255c7d082d6a425517f80d81dc40c905dea5 [file] [log] [blame]
/*
* Copyright (C) Igor Sysoev
* Copyright (C) Nginx, Inc.
*/
#ifndef _NGX_MYSQL_H_INCLUDED_
#define _NGX_MYSQL_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_event.h>
#include <ngx_event_connect.h>
typedef struct ngx_mysql_s ngx_mysql_t;
typedef void (*ngx_mysql_handler_pt)(ngx_mysql_t *m);
struct ngx_mysql_s {
ngx_peer_connection_t peer;
ngx_buf_t *buf;
ngx_pool_t *pool;
ngx_str_t *login;
ngx_str_t *passwd;
ngx_str_t *database;
ngx_str_t query;
ngx_uint_t pktn;
ngx_mysql_handler_pt handler;
void *data;
ngx_int_t state;
};
#define NGX_MYSQL_CMDPKT_LEN 5
#if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED && 0)
#define ngx_m16toh(n) (*(uint32_t *) n & 0x0000ffff)
#define ngx_m24toh(n) (*(uint32_t *) n & 0x00ffffff)
#define ngx_m32toh(n) *(uint32_t *) n
#define ngx_htom16(n, m) *(uint16_t *) n = (uint16_t) ((m) & 0xffff)
#define ngx_htom24(n, m) (n)[0] = (u_char) ((m) & 0xff); \
(n)[1] = (u_char) (((m) >> 8) & 0xff); \
(n)[2] = (u_char) (((m) >> 16) & 0xff)
#define ngx_htom32(n, m) *(uint32_t *) (n) = (m)
#else
#define ngx_m16toh(n) (n[0] | n[1] << 8)
#define ngx_m24toh(n) (n[0] | n[1] << 8 | n[2] << 16)
#define ngx_m32toh(n) (n[0] | n[1] << 8 | n[2] << 16 | n[3] << 24)
#define ngx_htom16(n, m) (n)[0] = (u_char) (m); (n)[1] = (u_char) ((m) >> 8)
#define ngx_htom24(n, m) (n)[0] = (u_char) ((m) & 0xff); \
(n)[1] = (u_char) (((m) >> 8) & 0xff); \
(n)[2] = (u_char) (((m) >> 16) & 0xff)
#define ngx_htom32(n, m) (n)[0] = (u_char) ((m) & 0xff); \
(n)[1] = (u_char) (((m) >> 8) & 0xff); \
(n)[2] = (u_char) (((m) >> 16) & 0xff); \
(n)[3] = (u_char) (((m) >> 24) & 0xff)
#endif
ngx_int_t ngx_mysql_connect(ngx_mysql_t *m);
ngx_int_t ngx_mysql_query(ngx_mysql_t *m);
#endif /* _NGX_MYSQL_H_INCLUDED_ */