bce93361b1
* win32_slim.h: includes the minimal version of windows.h modified: * cthread: added lock_t c++ class * os: added getUserName() * socket: modified socket_len_t to sk_len_t to better follow naming convetions in file * str: added operator std::string() to str_t
117 lines
No EOL
4 KiB
C
117 lines
No EOL
4 KiB
C
#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdbool.h>
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#include <stdint.h>
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#ifdef _WIN32
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#define SOCK_WINDOWS 1
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#else
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#define SOCK_POSIX 1
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#endif
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#if SOCK_WINDOWS
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#pragma warning(disable:4996) // _WINSOCK_DEPRECATED_NO_WARNINGS
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#include "win32_slim.h"
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#include <winsock2.h>
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#include <ws2tcpip.h>
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typedef SOCKET socket_t;
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typedef int sk_len_t;
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#elif SOCK_POSIX
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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typedef int socket_t;
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typedef uint32_t sk_len_t;
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#define INVALID_SOCKET (-1)
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#define SOCKET_ERROR (-1)
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#endif
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typedef struct sockaddr sk_addr_t;
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typedef struct sockaddr_in sk_addrin_t;
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typedef enum {
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SOCK_TCP,
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SOCK_UDP,
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} skType;
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// == RAW SOCKETS ==========================================
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// Initialize sockets, returns true on success
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bool skInit(void);
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// Terminates sockets, returns true on success
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bool skCleanup(void);
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// Opens a socket, check socket_t with skValid
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socket_t skOpen(skType type);
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// Opens a socket using 'protocol', options are
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// ip, icmp, ggp, tcp, egp, pup, udp, hmp, xns-idp, rdp
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// check socket_t with skValid
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socket_t skOpenEx(const char *protocol);
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// Opens a socket, check socket_t with skValid
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socket_t skOpenPro(int af, int type, int protocol);
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// Fill out a sk_addrin_t structure with "ip" and "port"
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sk_addrin_t skAddrinInit(const char *ip, uint16_t port);
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// Closes a socket, returns true on success
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bool skClose(socket_t sock);
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// Associate a local address with a socket
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bool skBind(socket_t sock, const char *ip, uint16_t port);
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// Associate a local address with a socket
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bool skBindPro(socket_t sock, const sk_addr_t *name, sk_len_t namelen);
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// Place a socket in a state in which it is listening for an incoming connection
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bool skListen(socket_t sock);
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// Place a socket in a state in which it is listening for an incoming connection
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bool skListenPro(socket_t sock, int backlog);
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// Permits an incoming connection attempt on a socket
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socket_t skAccept(socket_t sock);
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// Permits an incoming connection attempt on a socket
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socket_t skAcceptPro(socket_t sock, sk_addr_t *addr, sk_len_t *addrlen);
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// Connects to a server (e.g. "127.0.0.1" or "google.com") with a port(e.g. 1234), returns true on success
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bool skConnect(socket_t sock, const char *server, unsigned short server_port);
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// Connects to a server, returns true on success
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bool skConnectPro(socket_t sock, const sk_addr_t *name, sk_len_t namelen);
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// Sends data on a socket, returns true on success
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int skSend(socket_t sock, const void *buf, int len);
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// Sends data on a socket, returns true on success
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int skSendPro(socket_t sock, const void *buf, int len, int flags);
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// Sends data to a specific destination
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int skSendTo(socket_t sock, const void *buf, int len, const sk_addrin_t *to);
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// Sends data to a specific destination
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int skSendToPro(socket_t sock, const void *buf, int len, int flags, const sk_addr_t *to, int tolen);
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// Receives data from a socket, returns byte count on success, 0 on connection close or -1 on error
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int skReceive(socket_t sock, void *buf, int len);
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// Receives data from a socket, returns byte count on success, 0 on connection close or -1 on error
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int skReceivePro(socket_t sock, void *buf, int len, int flags);
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// Receives a datagram and stores the source address.
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int skReceiveFrom(socket_t sock, void *buf, int len, sk_addrin_t *from);
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// Receives a datagram and stores the source address.
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int skReceiveFromPro(socket_t sock, void *buf, int len, int flags, sk_addr_t *from, sk_len_t *fromlen);
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// Checks that a opened socket is valid, returns true on success
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bool skIsValid(socket_t sock);
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// Returns latest socket error, returns 0 if there is no error
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int skGetError(void);
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// Returns a human-readable string from a skGetError
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const char *skGetErrorString(void);
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// == UDP SOCKETS ==========================================
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typedef socket_t udpsock_t;
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#ifdef __cplusplus
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} // extern "C"
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#endif |