49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
#pragma once
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#include <stdint.h>
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#include <unistd.h>
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int socket_open4();
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int socket_bind4(int s, uint32_t ip, uint16_t port);
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int socket_bind4_reuse(int s, uint32_t ip, uint16_t port);
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int socket_read_select4(int socket_fd, int num_seconds);
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int socket_accept4(int s, uint32_t *ip, uint16_t *port);
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int socket_local4(int s, uint32_t *ip, uint16_t *port);
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int socket_connect4(int s, uint32_t ip, uint16_t port);
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int socket_listen(int s, uint32_t *localip, uint16_t *localport);
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/***
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* Reads data from a socket, used instead of recv so if a protocol needs
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* to use something else before or after it can be done here instead of
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* outside the lib.
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*
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* @param s the socket
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* @param buf what to send
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* @param len the length of buf
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* @param flags network flags
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* @param num_secs the number of seconds before a timeout
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* @returns number of bytes, 0, or negative number on error (i.e. EAGAIN or EWOULDBLOCK)
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*/
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ssize_t socket_read(int s, char *buf, size_t len, int flags, int timeout_secs);
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ssize_t socket_write(int s, const char *buf, size_t len, int flags);
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/**
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* Used to send the size of the next transmission for "framed" transmissions. NOTE: This will send in big endian format
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* @param s the socket descriptor
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* @param size the size to send
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* @param flags socket flags
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* @returns number of bytes sent
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*/
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ssize_t socket_write_size(int s, unsigned long size, int flags);
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int socket_tcp4(void);
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int socket_stream_sctp4(void);
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int socket_udp4(void);
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/**
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* convert a hostname into an ip address
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* @param hostname the name of the host. i.e. www.jmjatlanta.com
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* @returns the ip address as an uint32_t
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*/
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uint32_t hostname_to_ip(const char* hostname);
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