mirror of
https://github.com/curl/curl.git
synced 2024-12-21 06:50:10 +08:00
196f3c3484
Regression since it was not private. Also used by msh3.c
Follow-up to 8e85764b7b
Reported-by: Gisle Vanem
Fixes #11202
Closes #11204
192 lines
6.7 KiB
C
192 lines
6.7 KiB
C
#ifndef HEADER_CURL_CF_SOCKET_H
|
|
#define HEADER_CURL_CF_SOCKET_H
|
|
/***************************************************************************
|
|
* _ _ ____ _
|
|
* Project ___| | | | _ \| |
|
|
* / __| | | | |_) | |
|
|
* | (__| |_| | _ <| |___
|
|
* \___|\___/|_| \_\_____|
|
|
*
|
|
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
|
|
*
|
|
* This software is licensed as described in the file COPYING, which
|
|
* you should have received as part of this distribution. The terms
|
|
* are also available at https://curl.se/docs/copyright.html.
|
|
*
|
|
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
|
* copies of the Software, and permit persons to whom the Software is
|
|
* furnished to do so, under the terms of the COPYING file.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
* SPDX-License-Identifier: curl
|
|
*
|
|
***************************************************************************/
|
|
#include "curl_setup.h"
|
|
|
|
#include "nonblock.h" /* for curlx_nonblock(), formerly Curl_nonblock() */
|
|
#include "sockaddr.h"
|
|
|
|
struct Curl_addrinfo;
|
|
struct Curl_cfilter;
|
|
struct Curl_easy;
|
|
struct connectdata;
|
|
struct Curl_sockaddr_ex;
|
|
|
|
#ifndef SIZEOF_CURL_SOCKET_T
|
|
/* configure and cmake check and set the define */
|
|
# ifdef _WIN64
|
|
# define SIZEOF_CURL_SOCKET_T 8
|
|
# else
|
|
/* default guess */
|
|
# define SIZEOF_CURL_SOCKET_T 4
|
|
# endif
|
|
#endif
|
|
|
|
#if SIZEOF_CURL_SOCKET_T < 8
|
|
# define CURL_FORMAT_SOCKET_T "d"
|
|
#else
|
|
# define CURL_FORMAT_SOCKET_T "qd"
|
|
#endif
|
|
|
|
|
|
/*
|
|
* The Curl_sockaddr_ex structure is basically libcurl's external API
|
|
* curl_sockaddr structure with enough space available to directly hold any
|
|
* protocol-specific address structures. The variable declared here will be
|
|
* used to pass / receive data to/from the fopensocket callback if this has
|
|
* been set, before that, it is initialized from parameters.
|
|
*/
|
|
struct Curl_sockaddr_ex {
|
|
int family;
|
|
int socktype;
|
|
int protocol;
|
|
unsigned int addrlen;
|
|
union {
|
|
struct sockaddr addr;
|
|
struct Curl_sockaddr_storage buff;
|
|
} _sa_ex_u;
|
|
};
|
|
#define sa_addr _sa_ex_u.addr
|
|
|
|
|
|
/*
|
|
* Create a socket based on info from 'conn' and 'ai'.
|
|
*
|
|
* Fill in 'addr' and 'sockfd' accordingly if OK is returned. If the open
|
|
* socket callback is set, used that!
|
|
*
|
|
*/
|
|
CURLcode Curl_socket_open(struct Curl_easy *data,
|
|
const struct Curl_addrinfo *ai,
|
|
struct Curl_sockaddr_ex *addr,
|
|
int transport,
|
|
curl_socket_t *sockfd);
|
|
|
|
int Curl_socket_close(struct Curl_easy *data, struct connectdata *conn,
|
|
curl_socket_t sock);
|
|
|
|
#ifdef USE_WINSOCK
|
|
/* When you run a program that uses the Windows Sockets API, you may
|
|
experience slow performance when you copy data to a TCP server.
|
|
|
|
https://support.microsoft.com/kb/823764
|
|
|
|
Work-around: Make the Socket Send Buffer Size Larger Than the Program Send
|
|
Buffer Size
|
|
|
|
*/
|
|
void Curl_sndbufset(curl_socket_t sockfd);
|
|
#else
|
|
#define Curl_sndbufset(y) Curl_nop_stmt
|
|
#endif
|
|
|
|
/**
|
|
* Assign the address `ai` to the Curl_sockaddr_ex `dest` and
|
|
* set the transport used.
|
|
*/
|
|
void Curl_sock_assign_addr(struct Curl_sockaddr_ex *dest,
|
|
const struct Curl_addrinfo *ai,
|
|
int transport);
|
|
|
|
/**
|
|
* Creates a cfilter that opens a TCP socket to the given address
|
|
* when calling its `connect` implementation.
|
|
* The filter will not touch any connection/data flags and can be
|
|
* used in happy eyeballing. Once selected for use, its `_active()`
|
|
* method needs to be called.
|
|
*/
|
|
CURLcode Curl_cf_tcp_create(struct Curl_cfilter **pcf,
|
|
struct Curl_easy *data,
|
|
struct connectdata *conn,
|
|
const struct Curl_addrinfo *ai,
|
|
int transport);
|
|
|
|
/**
|
|
* Creates a cfilter that opens a UDP socket to the given address
|
|
* when calling its `connect` implementation.
|
|
* The filter will not touch any connection/data flags and can be
|
|
* used in happy eyeballing. Once selected for use, its `_active()`
|
|
* method needs to be called.
|
|
*/
|
|
CURLcode Curl_cf_udp_create(struct Curl_cfilter **pcf,
|
|
struct Curl_easy *data,
|
|
struct connectdata *conn,
|
|
const struct Curl_addrinfo *ai,
|
|
int transport);
|
|
|
|
/**
|
|
* Creates a cfilter that opens a UNIX socket to the given address
|
|
* when calling its `connect` implementation.
|
|
* The filter will not touch any connection/data flags and can be
|
|
* used in happy eyeballing. Once selected for use, its `_active()`
|
|
* method needs to be called.
|
|
*/
|
|
CURLcode Curl_cf_unix_create(struct Curl_cfilter **pcf,
|
|
struct Curl_easy *data,
|
|
struct connectdata *conn,
|
|
const struct Curl_addrinfo *ai,
|
|
int transport);
|
|
|
|
/**
|
|
* Creates a cfilter that keeps a listening socket.
|
|
*/
|
|
CURLcode Curl_conn_tcp_listen_set(struct Curl_easy *data,
|
|
struct connectdata *conn,
|
|
int sockindex,
|
|
curl_socket_t *s);
|
|
|
|
/**
|
|
* Replace the listen socket with the accept()ed one.
|
|
*/
|
|
CURLcode Curl_conn_tcp_accepted_set(struct Curl_easy *data,
|
|
struct connectdata *conn,
|
|
int sockindex,
|
|
curl_socket_t *s);
|
|
|
|
/**
|
|
* Peek at the socket and remote ip/port the socket filter is using.
|
|
* The filter owns all returned values.
|
|
* @param psock pointer to hold socket descriptor or NULL
|
|
* @param paddr pointer to hold addr reference or NULL
|
|
* @param pr_ip_str pointer to hold remote addr as string or NULL
|
|
* @param pr_port pointer to hold remote port number or NULL
|
|
* @param pl_ip_str pointer to hold local addr as string or NULL
|
|
* @param pl_port pointer to hold local port number or NULL
|
|
* Returns error if the filter is of invalid type.
|
|
*/
|
|
CURLcode Curl_cf_socket_peek(struct Curl_cfilter *cf,
|
|
struct Curl_easy *data,
|
|
curl_socket_t *psock,
|
|
const struct Curl_sockaddr_ex **paddr,
|
|
const char **pr_ip_str, int *pr_port,
|
|
const char **pl_ip_str, int *pl_port);
|
|
|
|
extern struct Curl_cftype Curl_cft_tcp;
|
|
extern struct Curl_cftype Curl_cft_udp;
|
|
extern struct Curl_cftype Curl_cft_unix;
|
|
extern struct Curl_cftype Curl_cft_tcp_accept;
|
|
|
|
#endif /* HEADER_CURL_CF_SOCKET_H */
|