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#ifndef SYS_SOCKET_H
#define SYS_SOCKET_H
#include <stddef.h>
#include <stdint.h>
#define AF_UNIX 0
#define AF_INET 1
#define AF_LOCAL AF_UNIX
#define SOCK_DGRAM (1 << 0)
#define SOCK_STREAM (1 << 1)
#define SOCK_NONBLOCK (1 << 2)
#define MSG_WAITALL 1
#define INADDR_ANY 0
#define IPPROTO_TCP 0
#define TCP_NODELAY 0
#ifndef KERNEL
typedef struct {
int domain;
int type;
int protocol;
// UNIX socket
char *path;
int incoming_fd;
} SOCKET;
typedef struct {
char *path;
SOCKET *s;
} OPEN_UNIX_SOCKET;
typedef uint32_t in_addr_t;
typedef uint16_t in_port_t;
typedef unsigned int sa_family_t;
typedef int socklen_t;
struct addrinfo {
int ai_flags;
int ai_family;
int ai_socktype;
int ai_protocol;
socklen_t ai_addrlen;
struct sockaddr *ai_addr;
char *ai_canonname;
struct addrinfo *ai_next;
};
struct sockaddr {
sa_family_t sa_family; /* Address family */
char *sa_data; /* Socket address */
};
struct sockaddr_in {
sa_family_t sin_family;
union {
uint32_t s_addr;
uint8_t a[4];
} sin_addr;
uint16_t sin_port;
};
struct sockaddr_un {
sa_family_t sun_family; /* Address family */
char *sun_path; /* Socket pathname */
};
int socket(int domain, int type, int protocol);
int accept(int socket, struct sockaddr *address, socklen_t *address_len);
int bind(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
size_t recvfrom(int socket, void *buffer, size_t length, int flags,
struct sockaddr *address, socklen_t *address_len);
size_t sendto(int socket, const void *message, size_t length, int flags,
const struct sockaddr *dest_addr, socklen_t dest_len);
int listen(int socket, int backlog);
int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
int setsockopt(int socket, int level, int option_name, const void *option_value,
socklen_t option_len);
int getpeername(int sockfd, struct sockaddr *restrict addr,
socklen_t *restrict addrlen);
#endif // KERNEL
#endif // SYS_SOCKET_H
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