nginx/src/os/win32/ngx_os.h

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/*
* Copyright (C) 2002-2004 Igor Sysoev
*/
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#ifndef _NGX_OS_H_INCLUDED_
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#define _NGX_OS_H_INCLUDED_
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#include <ngx_config.h>
#include <ngx_core.h>
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#define NGX_IO_SENDFILE 1
#define NGX_IO_ZEROCOPY 2
#if (HAVE_SENDFILE)
#define NGX_HAVE_SENDFILE NGX_IO_SENDFILE
#else
#define NGX_HAVE_SENDFILE 0
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#endif
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#if (HAVE_ZEROCOPY)
#define NGX_HAVE_ZEROCOPY NGX_IO_ZEROCOPY
#else
#define NGX_HAVE_ZEROCOPY 0
#endif
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typedef ssize_t (*ngx_recv_pt)(ngx_connection_t *c, u_char *buf, size_t size);
typedef ssize_t (*ngx_recv_chain_pt)(ngx_connection_t *c, ngx_chain_t *in);
typedef ssize_t (*ngx_send_pt)(ngx_connection_t *c, u_char *buf, size_t size);
typedef ngx_chain_t *(*ngx_send_chain_pt)(ngx_connection_t *c, ngx_chain_t *in,
off_t limit);
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typedef struct {
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ngx_recv_pt recv;
ngx_recv_chain_pt recv_chain;
ngx_send_pt send;
ngx_send_chain_pt send_chain;
ngx_uint_t flags;
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} ngx_os_io_t;
int ngx_os_init(ngx_log_t *log);
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ssize_t ngx_wsarecv(ngx_connection_t *c, u_char *buf, size_t size);
ssize_t ngx_overlapped_wsarecv(ngx_connection_t *c, u_char *buf, size_t size);
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ssize_t ngx_wsarecv_chain(ngx_connection_t *c, ngx_chain_t *chain);
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ngx_chain_t *ngx_wsasend_chain(ngx_connection_t *c, ngx_chain_t *in,
off_t limit);
ngx_chain_t *ngx_overlapped_wsasend_chain(ngx_connection_t *c, ngx_chain_t *in,
off_t limit);
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extern ngx_os_io_t ngx_os_io;
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extern int ngx_ncpu;
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extern int ngx_max_sockets;
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extern int ngx_inherited_nonblocking;
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extern int ngx_win32_version;
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#endif /* _NGX_OS_H_INCLUDED_ */