Kernel/IRC: Add setsockopt and move IRC client to use new socket interface

1 files changed, 72 insertions, 0 deletions

diff --git a/include/sys/socket.h b/include/sys/socket.h
new file mode 100644
index 0000000..eab62eb
--- /dev/null
+++ b/include/sys/socket.h
@@ -0,0 +1,72 @@
+#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 0
+#define SOCK_STREAM 1
+#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 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);
+#endif // KERNEL
+#endif // SYS_SOCKET_H