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Kernel+LibC+Userland: Start working on an IPv4 socket backend.

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The first userland networking program will be "ping" :^)
This commit is contained in:
Andreas Kling 2019-03-12 15:51:42 +01:00
parent 8e667747f0
commit a017a77442
23 changed files with 374 additions and 3 deletions
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25
LibC/sys/socket.h
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@ -2,34 +2,55 @@
#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdint.h>
__BEGIN_DECLS
#define AF_MASK 0xff
#define AF_UNSPEC 0
#define AF_LOCAL 1
#define AF_INET 2
#define PF_LOCAL AF_LOCAL
#define PF_INET AF_INET
#define SOCK_TYPE_MASK 0xff
#define SOCK_STREAM 1
#define SOCK_RAW 3
#define SOCK_NONBLOCK 04000
#define SOCK_CLOEXEC 02000000
#define IPPROTO_ICMP 1
#define IPPROTO_TCP 6
#define IPPROTO_UDP 17
struct sockaddr {
unsigned short sa_family;
uint16_t sa_family;
char sa_data[14];
};
#define UNIX_PATH_MAX 108
struct sockaddr_un {
unsigned short sun_family;
uint16_t sun_family;
char sun_path[UNIX_PATH_MAX];
};
struct in_addr {
uint32_t s_addr;
};
struct sockaddr_in {
uint16_t sin_family;
uint16_t sin_port;
struct in_addr sin_addr;
char sin_zero[8];
};
int socket(int domain, int type, int protocol);
int bind(int sockfd, const sockaddr* addr, socklen_t);
int listen(int sockfd, int backlog);
int accept(int sockfd, sockaddr*, socklen_t*);
int connect(int sockfd, const sockaddr*, socklen_t);
ssize_t sendto(int sockfd, const void*, size_t, int flags, const struct sockaddr*, socklen_t);
__END_DECLS