Merge all libs into libu

libu/system.h

@@ -0,0 +1,132 @@
+#ifndef _LIBMSL_M_SYSTEM_H
+#define _LIBMSL_M_SYSTEM_H
+
+#include <desc.h>
+#include <device_info.h>
+#include <dir_entry.h>
+#include <proc_info.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <volume_info.h>
+
+/* Quit the current running process */
+int quit (void);
+
+/* Test syscall */
+int test (char c);
+
+/* Give the CPU to another process */
+int sched (void);
+
+/* map memory into this procgrou[ */
+void* map (uintptr_t vaddr, size_t pages, uint32_t flags);
+
+/* unmap memory from this procgrou[ */
+int unmap (uintptr_t vaddr, size_t pages);
+
+/* Clone process with argument and entry point */
+int clone (uintptr_t vstack_top, void (*entry) (void), void* argument_ptr);
+
+/* Create a mutex */
+int mutex_create (void);
+
+/* Delete a mutex. Will wake up waiters */
+int mutex_delete (int mutex_rid);
+
+/* Lock a mutex */
+int mutex_lock (int mutex_rid);
+
+/* Unlock a mutex */
+int mutex_unlock (int mutex_rid);
+
+/* get current process argument pointer */
+void* argument_ptr (void);
+
+/* Call a device command */
+int device_do (const char* device_key, int cmd, void* a1, void* a2, void* a3, void* a4);
+
+/* Run external ELF program */
+int exec (const char* volume, const char* path);
+
+/* Open a file */
+int volume_open (const char* volume);
+
+/* Close a file */
+int volume_close (void);
+
+/* Read a file */
+int read_file (const char* path, size_t off, uint8_t* buffer, size_t size);
+
+/* describe a file */
+int describe (const char* path, struct desc* desc);
+
+/* send a message to a procgroup's mail */
+int mail_send (int pgid, void* mesg, size_t mesg_size);
+
+/* receive a message from mail */
+int mail_receive (void* mesg, size_t mesg_size);
+
+/* get procgroup id of a perticular process */
+int get_procgroup (int pid);
+
+/* get PID of process, which exec'ed the current process */
+int get_exec_pid (void);
+
+/* Read directory entry */
+int read_dir_entry (const char* path, struct dir_entry* entry, size_t entry_num);
+
+/* create a file */
+int create_file (const char* path);
+
+/* write to a file */
+int write_file (const char* path, size_t off, uint8_t* buffer, size_t size, uint32_t flags);
+
+/* wait for process */
+int wait_for_pid (int pid);
+
+/* Kill process */
+int kill (int pid);
+
+/* Create a directory */
+int create_dir (const char* path);
+
+/* Remove filesystem entry */
+int remove (const char* path);
+
+/* mount a volume */
+int create_volume (const char* key, int fs_type, const char* device_key);
+
+/* Set environment variable */
+int env_set (int pgid, const char* key, void* buffer, size_t len);
+
+/* Get environment variable */
+int env_get (int pgid, const char* key, void* buffer, size_t len);
+
+/* Prepare process for execution */
+int exec_partial (const char* volume, const char* path);
+
+/* Finish process for execution - run it! */
+int exec_partial_fini (int pid);
+
+/* get this process' PID */
+int get_self_pid (void);
+
+/* Write to a stream */
+int stream_write (int pgid, int rid, void* buffer, size_t size);
+
+/* Read from a stream */
+int stream_read (int pgid, int rid, void* buffer, size_t size);
+
+/* get process information */
+int get_proc_info (struct proc_info* infos, size_t count);
+
+/* get device information */
+int get_device_info (struct device_info* infos, size_t count);
+
+/* get volume information */
+int get_volume_info (struct volume_info* infos, size_t count);
+
+/* delete a volume */
+int volume_delete (const char* key);
+
+#endif // _LIBMSL_M_SYSTEM_H