Section 3 of the manual describes all library functions excluding the library functions (system call wrappers) described in Section 2, which implement system calls.

Page 11

BIO_ctrl_get_write_guarantee
BIO pair BIO
BIO_ctrl_pending
BIO control operations
BIO_ctrl_reset_read_request
BIO pair BIO
BIO_ctrl_set_connected
Network BIO with datagram semantics
BIO_ctrl_wpending
BIO control operations
BIO_debug_callback
BIO callback functions
BIO_debug_callback_ex
BIO callback functions
BIO_destroy_bio_pair
BIO pair BIO
BIO_dgram_get_mtu_overhead
Network BIO with datagram semantics
BIO_dgram_get_peer
Network BIO with datagram semantics
BIO_dgram_recv_timedout
Network BIO with datagram semantics
BIO_dgram_send_timedout
Network BIO with datagram semantics
BIO_dgram_set_peer
Network BIO with datagram semantics
BIO_do_accept
accept BIO
BIO_do_connect
connect BIO
BIO_do_connect_retry
BIO_socket_wait, BIO_wait, BIO_do_connect_retry - BIO connection utility functions
BIO_do_handshake
SSL BIO
BIO_eof
BIO control operations
BIO_f_base64
base64 BIO filter
BIO_f_buffer
BIO_get_buffer_num_lines, BIO_set_read_buffer_size, BIO_set_write_buffer_size, BIO_set_buffer_size, BIO_set_buffer_read_data, BIO_f_buffer - buffering BIO
BIO_f_cipher
BIO_f_cipher, BIO_set_cipher, BIO_get_cipher_status, BIO_get_cipher_ctx - cipher BIO filter
BIO_f_md
BIO_f_md, BIO_set_md, BIO_get_md, BIO_get_md_ctx - message digest BIO filter
BIO_f_null
null filter
BIO_f_prefix
BIO_f_prefix, BIO_set_prefix, BIO_set_indent, BIO_get_indent - prefix BIO filter
BIO_f_readbuffer
read only buffering BIO that supports BIO_tell() and BIO_seek()
BIO_f_ssl
SSL BIO
BIO_find_type
BIO_find_type, BIO_next, BIO_method_type - BIO chain traversal
BIO_flush
BIO control operations
BIO_free
BIO_new_ex, BIO_new, BIO_up_ref, BIO_free, BIO_vfree, BIO_free_all - BIO allocation and freeing functions
BIO_free_all
BIO_new_ex, BIO_new, BIO_up_ref, BIO_free, BIO_vfree, BIO_free_all - BIO allocation and freeing functions
BIO_get_accept_ip_family
accept BIO
BIO_get_accept_name
accept BIO
BIO_get_accept_port
accept BIO
BIO_get_app_data
application-specific data
BIO_get_bind_mode
accept BIO
BIO_get_buffer_num_lines
BIO_get_buffer_num_lines, BIO_set_read_buffer_size, BIO_set_write_buffer_size, BIO_set_buffer_size, BIO_set_buffer_read_data, BIO_f_buffer - buffering BIO
BIO_get_callback
BIO callback functions
BIO_get_callback_arg
BIO callback functions
BIO_get_callback_ex
BIO callback functions
BIO_get_cipher_ctx
BIO_f_cipher, BIO_set_cipher, BIO_get_cipher_status, BIO_get_cipher_ctx - cipher BIO filter
BIO_get_cipher_status
BIO_f_cipher, BIO_set_cipher, BIO_get_cipher_status, BIO_get_cipher_ctx - cipher BIO filter
BIO_get_close
BIO control operations
BIO_get_conn_address
connect BIO
BIO_get_conn_hostname
connect BIO
BIO_get_conn_ip_family
connect BIO
BIO_get_conn_port
connect BIO
BIO_get_data
BIO_set_data, BIO_get_data, BIO_set_init, BIO_get_init, BIO_set_shutdown, BIO_get_shutdown - functions for managing BIO state information
BIO_get_ex_data
application-specific data
BIO_get_ex_new_index
application-specific data
BIO_get_fd
BIO_s_fd, BIO_set_fd, BIO_get_fd, BIO_new_fd - file descriptor BIO
BIO_get_fp
BIO_s_file, BIO_new_file, BIO_new_fp, BIO_set_fp, BIO_get_fp, BIO_read_filename, BIO_write_filename, BIO_append_filename, BIO_rw_filename - FILE bio
BIO_get_indent
BIO_f_prefix, BIO_set_prefix, BIO_set_indent, BIO_get_indent - prefix BIO filter
BIO_get_info_callback
BIO control operations
BIO_get_init
BIO_set_data, BIO_get_data, BIO_set_init, BIO_get_init, BIO_set_shutdown, BIO_get_shutdown - functions for managing BIO state information
BIO_get_ktls_recv
BIO control operations
BIO_get_ktls_send
BIO control operations
BIO_get_line
BIO_read_ex, BIO_write_ex, BIO_read, BIO_write, BIO_gets, BIO_get_line, BIO_puts - BIO I/O functions
BIO_get_md
BIO_f_md, BIO_set_md, BIO_get_md, BIO_get_md_ctx - message digest BIO filter
BIO_get_md_ctx
BIO_f_md, BIO_set_md, BIO_get_md, BIO_get_md_ctx - message digest BIO filter
BIO_get_mem_data
BIO_s_secmem, BIO_s_mem, BIO_set_mem_eof_return, BIO_get_mem_data, BIO_set_mem_buf, BIO_get_mem_ptr, BIO_new_mem_buf - memory BIO
BIO_get_mem_ptr
BIO_s_secmem, BIO_s_mem, BIO_set_mem_eof_return, BIO_get_mem_data, BIO_set_mem_buf, BIO_get_mem_ptr, BIO_new_mem_buf - memory BIO
BIO_get_new_index
Routines to build up BIO methods
BIO_get_num_renegotiates
SSL BIO
BIO_get_peer_name
accept BIO
BIO_get_peer_port
accept BIO
BIO_get_read_request
BIO pair BIO
BIO_get_retry_BIO
BIO_should_read, BIO_should_write, BIO_should_io_special, BIO_retry_type, BIO_should_retry, BIO_get_retry_BIO, BIO_get_retry_reason, BIO_set_retry_reason - BIO retry functions
BIO_get_retry_reason
BIO_should_read, BIO_should_write, BIO_should_io_special, BIO_retry_type, BIO_should_retry, BIO_get_retry_BIO, BIO_get_retry_reason, BIO_set_retry_reason - BIO retry functions
BIO_get_shutdown
BIO_set_data, BIO_get_data, BIO_set_init, BIO_get_init, BIO_set_shutdown, BIO_get_shutdown - functions for managing BIO state information
BIO_get_ssl
SSL BIO
BIO_get_write_buf_size
BIO pair BIO
BIO_get_write_guarantee
BIO pair BIO
BIO_gets
BIO_read_ex, BIO_write_ex, BIO_read, BIO_write, BIO_gets, BIO_get_line, BIO_puts - BIO I/O functions
BIO_hostserv_priorities
BIO_hostserv_priorities, BIO_parse_hostserv - utility routines to parse a standard host and service string
BIO_info_cb
BIO control operations
BIO_int_ctrl
BIO control operations
BIO_listen
BIO_socket, BIO_bind, BIO_connect, BIO_listen, BIO_accept_ex, BIO_closesocket - BIO socket communication setup routines
BIO_lookup
BIO_lookup_type, BIO_ADDRINFO, BIO_ADDRINFO_next, BIO_ADDRINFO_free, BIO_ADDRINFO_family, BIO_ADDRINFO_socktype, BIO_ADDRINFO_protocol, BIO_ADDRINFO_address, BIO_lookup_ex, BIO_lookup - BIO_ADDRINFO type and routines
BIO_lookup_ex
BIO_lookup_type, BIO_ADDRINFO, BIO_ADDRINFO_next, BIO_ADDRINFO_free, BIO_ADDRINFO_family, BIO_ADDRINFO_socktype, BIO_ADDRINFO_protocol, BIO_ADDRINFO_address, BIO_lookup_ex, BIO_lookup - BIO_ADDRINFO type and routines
BIO_lookup_type
BIO_lookup_type, BIO_ADDRINFO, BIO_ADDRINFO_next, BIO_ADDRINFO_free, BIO_ADDRINFO_family, BIO_ADDRINFO_socktype, BIO_ADDRINFO_protocol, BIO_ADDRINFO_address, BIO_lookup_ex, BIO_lookup - BIO_ADDRINFO type and routines
BIO_make_bio_pair
BIO pair BIO
BIO_meth_free
Routines to build up BIO methods
BIO_meth_get_callback_ctrl
Routines to build up BIO methods
BIO_meth_get_create
Routines to build up BIO methods
BIO_meth_get_ctrl
Routines to build up BIO methods
BIO_meth_get_destroy
Routines to build up BIO methods
BIO_meth_get_gets
Routines to build up BIO methods
BIO_meth_get_puts
Routines to build up BIO methods
BIO_meth_get_read
Routines to build up BIO methods
BIO_meth_get_read_ex
Routines to build up BIO methods
BIO_meth_get_write
Routines to build up BIO methods
BIO_meth_get_write_ex
Routines to build up BIO methods
BIO_meth_new
Routines to build up BIO methods
BIO_meth_set_callback_ctrl
Routines to build up BIO methods
BIO_meth_set_create
Routines to build up BIO methods
BIO_meth_set_ctrl
Routines to build up BIO methods
BIO_meth_set_destroy
Routines to build up BIO methods
BIO_meth_set_gets
Routines to build up BIO methods
BIO_meth_set_puts
Routines to build up BIO methods
BIO_meth_set_read
Routines to build up BIO methods