92 lines
2.7 KiB
C
92 lines
2.7 KiB
C
// Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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#ifndef OPENSSL_HEADER_BIO_INTERNAL_H
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#define OPENSSL_HEADER_BIO_INTERNAL_H
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#include <openssl/bio.h>
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#if !defined(OPENSSL_NO_SOCK)
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#if !defined(OPENSSL_WINDOWS)
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#if defined(OPENSSL_PNACL)
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// newlib uses u_short in socket.h without defining it.
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typedef unsigned short u_short;
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#endif
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <sys/un.h>
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#include <unistd.h>
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#else
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OPENSSL_MSVC_PRAGMA(warning(push, 3))
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#include <winsock2.h>
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#include <ws2ipdef.h>
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OPENSSL_MSVC_PRAGMA(warning(pop))
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typedef int socklen_t;
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#if !defined(_SSIZE_T_DEFINED)
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typedef SSIZE_T ssize_t;
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#endif
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#endif
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#endif // !OPENSSL_NO_SOCK
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#if !defined(OPENSSL_NO_SOCK)
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// bio_ip_and_port_to_socket_and_addr creates a socket and fills in |*out_addr|
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// and |*out_addr_length| with the correct values for connecting to |hostname|
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// on |port_str|. It returns one on success or zero on error.
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int bio_ip_and_port_to_socket_and_addr(int *out_sock,
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struct sockaddr_storage *out_addr,
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socklen_t *out_addr_length,
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const char *hostname,
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const char *port_str);
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// bio_socket_nbio sets whether |sock| is non-blocking. It returns one on
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// success and zero otherwise.
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int bio_socket_nbio(int sock, int on);
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// bio_clear_socket_error clears the last socket error on |sock|.
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void bio_clear_socket_error(int sock);
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// bio_sock_error_get_and_clear clears and returns the last socket error on |sock|.
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int bio_sock_error_get_and_clear(int sock);
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// bio_socket_should_retry returns non-zero if |return_value| indicates an error
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// and the last socket error indicates that it's non-fatal.
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int bio_socket_should_retry(int return_value);
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#if defined(AF_UNIX) && !defined(OPENSSL_WINDOWS) && !defined(OPENSSL_ANDROID)
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// Winsock2 APIs don't support AF_UNIX.
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// > The values currently supported are AF_INET or AF_INET6, which are the
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// > Internet address family formats for IPv4 and IPv6.
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// https://learn.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-socket
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#define AWS_LC_HAS_AF_UNIX 1
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#endif
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union bio_addr_st {
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struct sockaddr sa;
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#ifdef AF_INET6
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struct sockaddr_in6 s_in6;
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#endif
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struct sockaddr_in s_in;
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#if AWS_LC_HAS_AF_UNIX
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struct sockaddr_un s_un;
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#endif
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};
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#endif // !OPENSSL_NO_SOCK
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// bio_errno_should_retry returns non-zero if |return_value| indicates an error
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// and |errno| indicates that it's non-fatal.
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int bio_errno_should_retry(int return_value);
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#if defined(__cplusplus)
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} // extern C
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#endif
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#endif // OPENSSL_HEADER_BIO_INTERNAL_H
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