diff options
author | Yu Ping <ping.yu@intel.com> | 2020-02-21 22:36:20 +0800 |
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committer | Florin Coras <fcoras@cisco.com> | 2020-02-22 00:30:48 +0000 |
commit | 54346b61f91008c5098243b588f184ad92ad29c9 (patch) | |
tree | 60116fad568970aee2538a081de0560b0487db8c /nginx/src/os/unix/ngx_os.h | |
parent | 4b0794f139564682503fcd2f59c7bcd3238e6633 (diff) |
initial version of VSAP
Signed-off-by: Yu Ping <ping.yu@intel.com>
Change-Id: I04d9150f0c7607ba20de9096b452476eff1622fc
Diffstat (limited to 'nginx/src/os/unix/ngx_os.h')
-rw-r--r-- | nginx/src/os/unix/ngx_os.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/nginx/src/os/unix/ngx_os.h b/nginx/src/os/unix/ngx_os.h new file mode 100644 index 0000000..3b32819 --- /dev/null +++ b/nginx/src/os/unix/ngx_os.h @@ -0,0 +1,102 @@ + +/* + * Copyright (C) Igor Sysoev + * Copyright (C) Nginx, Inc. + */ + + +#ifndef _NGX_OS_H_INCLUDED_ +#define _NGX_OS_H_INCLUDED_ + + +#include <ngx_config.h> +#include <ngx_core.h> + + +#define NGX_IO_SENDFILE 1 + + +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, + off_t limit); +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); + +typedef struct { + ngx_recv_pt recv; + ngx_recv_chain_pt recv_chain; + ngx_recv_pt udp_recv; + ngx_send_pt send; + ngx_send_pt udp_send; + ngx_send_chain_pt udp_send_chain; + ngx_send_chain_pt send_chain; + ngx_uint_t flags; +} ngx_os_io_t; + + +ngx_int_t ngx_os_init(ngx_log_t *log); +void ngx_os_status(ngx_log_t *log); +ngx_int_t ngx_os_specific_init(ngx_log_t *log); +void ngx_os_specific_status(ngx_log_t *log); +ngx_int_t ngx_daemon(ngx_log_t *log); +ngx_int_t ngx_os_signal_process(ngx_cycle_t *cycle, char *sig, ngx_pid_t pid); + + +ssize_t ngx_unix_recv(ngx_connection_t *c, u_char *buf, size_t size); +ssize_t ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *entry, off_t limit); +ssize_t ngx_udp_unix_recv(ngx_connection_t *c, u_char *buf, size_t size); +ssize_t ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size); +ngx_chain_t *ngx_writev_chain(ngx_connection_t *c, ngx_chain_t *in, + off_t limit); +ssize_t ngx_udp_unix_send(ngx_connection_t *c, u_char *buf, size_t size); +ngx_chain_t *ngx_udp_unix_sendmsg_chain(ngx_connection_t *c, ngx_chain_t *in, + off_t limit); + + +#if (IOV_MAX > 64) +#define NGX_IOVS_PREALLOCATE 64 +#else +#define NGX_IOVS_PREALLOCATE IOV_MAX +#endif + + +typedef struct { + struct iovec *iovs; + ngx_uint_t count; + size_t size; + ngx_uint_t nalloc; +} ngx_iovec_t; + +ngx_chain_t *ngx_output_chain_to_iovec(ngx_iovec_t *vec, ngx_chain_t *in, + size_t limit, ngx_log_t *log); + + +ssize_t ngx_writev(ngx_connection_t *c, ngx_iovec_t *vec); + + +extern ngx_os_io_t ngx_os_io; +extern ngx_int_t ngx_ncpu; +extern ngx_int_t ngx_max_sockets; +extern ngx_uint_t ngx_inherited_nonblocking; +extern ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush; + + +#if (NGX_FREEBSD) +#include <ngx_freebsd.h> + + +#elif (NGX_LINUX) +#include <ngx_linux.h> + + +#elif (NGX_SOLARIS) +#include <ngx_solaris.h> + + +#elif (NGX_DARWIN) +#include <ngx_darwin.h> +#endif + + +#endif /* _NGX_OS_H_INCLUDED_ */ |