5 files changed, 67 insertions, 6 deletions
diff --git a/src/libc/include/sys/select.h b/src/libc/include/sys/select.h
new file mode 100644
index 0000000..3c1bb90
--- /dev/null
+++ b/src/libc/include/sys/select.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <stdint.h>
+#include <sys/time.h>
+
+typedef uint64_t fd_set;
+
+#define FD_SETSIZE 64
+void FD_CLR(int fd, fd_set *set);
+int FD_ISSET(int fd, fd_set *set);
+void FD_SET(int fd, fd_set *set);
+void FD_ZERO(fd_set *set);
+
+int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);
diff --git a/src/libc/include/sys/socket.h b/src/libc/include/sys/socket.h
new file mode 100644
index 0000000..e3a4752
--- /dev/null
+++ b/src/libc/include/sys/socket.h
@@ -0,0 +1,38 @@
+#pragma once
+#include <stdint.h>
+#include <unistd.h> // ssize_t
+
+typedef int socklen_t;
+typedef int sa_family_t;
+typedef uint32_t in_addr_t;
+typedef uint16_t in_port_t;
+
+#define AF_UNSPEC 0
+#define AF_UNIX 1
+#define AF_INET 4
+#define PF_INET 4
+
+struct sockaddr {
+	sa_family_t sa_family;
+	char sa_data[];
+};
+
+#define SOCK_STREAM 1
+#define SOCK_DGRAM 2
+int socket(int domain, int type, int protocol);
+int bind(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
+int accept(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
+int listen(int sockfd, int backlog);
+
+int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
+ssize_t send(int sockfd, const void *buf, size_t len, int flags);
+ssize_t recv(int sockfd, void *buf, size_t len, int flags);
+
+#define SOL_SOCKET 1
+#define SO_KEEPALIVE 1
+#define SO_REUSEADDR 2
+
+int getsockopt(int sockfd, int level, int optname, void *optval, socklen_t *optlen);
+int setsockopt(int sockfd, int level, int optname, const void *optval, socklen_t optlen);
+ 
+int getsockname(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
diff --git a/src/libc/include/sys/stat.h b/src/libc/include/sys/stat.h
index b9d0e8b..0d828ec 100644
--- a/src/libc/include/sys/stat.h
+++ b/src/libc/include/sys/stat.h
@@ -4,6 +4,7 @@
 #include <sys/types.h>
 #include <time.h> // struct timespec
 #include <errno.h> // only for ENOSYS
+#include <fcntl.h> // for R_OK etc. (curl)
 
 struct stat {
 	dev_t st_dev;
@@ -38,7 +39,15 @@ struct stat {
 #define S_ISGID 02000
 #define S_ISVTX 01000
 
-#define S_IRUSR 0x400
+#define S_IRUSR 0400
+#define S_IWUSR 0200
+#define S_IXUSR 0100
+#define S_IRGRP 0040
+#define S_IWGRP 0020
+#define S_IXGRP 0010
+#define S_IROTH 0004
+#define S_IWOTH 0002
+#define S_IXOTH 0001
 
 /* inode(7) */
 #define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
diff --git a/src/libc/include/sys/time.h b/src/libc/include/sys/time.h
index 54df6b3..5e00fe9 100644
--- a/src/libc/include/sys/time.h
+++ b/src/libc/include/sys/time.h
@@ -2,6 +2,11 @@
 #include <errno.h>
 #include <sys/types.h>
 
+typedef long long off_t;
+typedef int64_t time_t;
+typedef int64_t suseconds_t;
+typedef uint64_t clock_t;
+
 struct timeval {
 	time_t tv_sec;
 	suseconds_t tv_usec;
diff --git a/src/libc/include/sys/types.h b/src/libc/include/sys/types.h
index 2e7f54b..d637fd6 100644
--- a/src/libc/include/sys/types.h
+++ b/src/libc/include/sys/types.h
@@ -1,11 +1,7 @@
 #pragma once
 #include <stddef.h>
 #include <stdint.h>
-
-typedef long long off_t;
-typedef int64_t time_t;
-typedef int64_t suseconds_t;
-typedef uint64_t clock_t;
+#include <sys/select.h>
 typedef int mode_t;
 
 typedef int dev_t;