Kernel: Change how syscalls are built and implemented.

2 files changed, 119 insertions, 0 deletions

diff --git a/kernel/includes/syscalls.h b/kernel/includes/syscalls.h
new file mode 100644
index 0000000..7ee0105
--- /dev/null
+++ b/kernel/includes/syscalls.h
@@ -0,0 +1,109 @@
+#include <socket.h>
+#include <fs/vfs.h>
+#include <signal.h>
+#include <socket.h>
+#include <stddef.h>
+#include <sys/types.h>
+#include <time.h>
+#include <typedefs.h>
+#include <types.h>
+
+typedef struct SYS_ACCEPT_PARAMS {
+  int socket;
+  struct sockaddr *address;
+  socklen_t *address_len;
+} __attribute__((packed)) SYS_ACCEPT_PARAMS;
+
+int syscall_accept(SYS_ACCEPT_PARAMS *args);
+
+typedef struct SYS_BIND_PARAMS {
+  int sockfd;
+  const struct sockaddr *addr;
+  socklen_t addrlen;
+} __attribute__((packed)) SYS_BIND_PARAMS;
+
+int syscall_bind(SYS_BIND_PARAMS *args);
+int syscall_chdir(const char *path);
+
+typedef struct SYS_CLOCK_GETTIME_PARAMS {
+  clockid_t clk;
+  struct timespec *ts;
+} __attribute__((packed)) SYS_CLOCK_GETTIME_PARAMS;
+
+int syscall_clock_gettime(SYS_CLOCK_GETTIME_PARAMS *args);
+int syscall_ftruncate(int fd, size_t length);
+
+char *syscall_getcwd(char *buf, size_t size);
+int syscall_kill(pid_t pid, int sig);
+int syscall_mkdir(const char *path, int mode);
+
+typedef struct SYS_MMAP_PARAMS {
+  void *addr;
+  size_t length;
+  int prot;
+  int flags;
+  int fd;
+  size_t offset;
+} __attribute__((packed)) SYS_MMAP_PARAMS;
+
+void *syscall_mmap(SYS_MMAP_PARAMS *args);
+#ifndef MSLEEP_H
+#define MSLEEP_H
+void syscall_msleep(u32 ms);
+#endif
+
+typedef struct SYS_POLL_PARAMS {
+  struct pollfd *fds;
+  size_t nfds;
+  int timeout;
+} __attribute__((packed)) SYS_POLL_PARAMS;
+
+int syscall_poll(SYS_POLL_PARAMS *args);
+
+struct two_args {
+  u32 a;
+  u32 b;
+};
+
+size_t syscall_recvfrom(
+    int socket, void *buffer, size_t length, int flags,
+    struct two_args
+        *extra_args /*struct sockaddr *address, socklen_t *address_len*/);
+
+struct t_two_args {
+  u32 a;
+  u32 b;
+};
+size_t syscall_sendto(int socket, const void *message, size_t length,
+           int flags, struct t_two_args *extra_args /*
+	   const struct sockaddr *dest_addr,
+           socklen_t dest_len*/);
+#ifndef SYS_SHM_H
+#define SYS_SHM_H
+
+typedef struct SYS_SHM_OPEN_PARAMS {
+  const char *name;
+  int oflag;
+  mode_t mode;
+} __attribute__((packed)) SYS_SHM_OPEN_PARAMS;
+
+int syscall_shm_open(SYS_SHM_OPEN_PARAMS *args);
+#endif
+int syscall_sigaction(int sig, const struct sigaction *restrict act,
+                      struct sigaction *restrict oact);
+
+typedef struct SYS_SOCKET_PARAMS {
+  int domain;
+  int type;
+  int protocol;
+} __attribute__((packed)) SYS_SOCKET_PARAMS;
+
+int syscall_socket(SYS_SOCKET_PARAMS *args);
+
+typedef struct SYS_STAT_PARAMS {
+  const char *pathname;
+  struct stat *statbuf;
+} __attribute__((packed)) SYS_STAT_PARAMS;
+
+int syscall_stat(SYS_STAT_PARAMS *args);
+u32 syscall_uptime(void);
diff --git a/kernel/includes/time.h b/kernel/includes/time.h
new file mode 100644
index 0000000..aa9a4ce
--- /dev/null
+++ b/kernel/includes/time.h
@@ -0,0 +1,10 @@
+typedef int clockid_t;
+#ifndef TIME_H
+#define TIME_H
+#include <sys/types.h>
+
+struct timespec {
+  time_t tv_sec; // Seconds.
+  long tv_nsec;  // Nanoseconds.
+};
+#endif