Implemented some I/O interfaces

1 files changed, 22 insertions, 7 deletions

diff --git a/libs/libc/sys.c b/libs/libc/sys.c
index ce90fed..3161d72 100644
--- a/libs/libc/sys.c
+++ b/libs/libc/sys.c
@@ -110,7 +110,12 @@ res write(const char *path, const void *buf, u32 offset, u32 count)
 	return sys4(SYS_WRITE, (int)path, (int)buf, (int)offset, (int)count);
 }
 
-res ioctl(const char *path, ...)
+res stat(const char *path, struct stat *buf)
+{
+	return sys2(SYS_STAT, (int)path, (int)buf);
+}
+
+res exec(const char *path, ...)
 {
 	va_list ap;
 	int args[4] = { 0 };
@@ -120,25 +125,35 @@ res ioctl(const char *path, ...)
 		args[i] = va_arg(ap, int);
 	va_end(ap);
 
-	return sys5(SYS_IOCONTROL, (int)path, args[0], args[1], args[2], args[3]);
+	return sys5(SYS_EXEC, (int)path, args[0], args[1], args[2], args[3]);
 }
 
-res stat(const char *path, struct stat *buf)
+res io_poll(u32 *devs)
 {
-	return sys2(SYS_STAT, (int)path, (int)buf);
+	return sys1(SYS_IOPOLL, (int)devs);
 }
 
-res exec(const char *path, ...)
+res io_read(enum io_type io, void *buf, u32 offset, u32 count)
+{
+	return sys4(SYS_IOREAD, (int)io, (int)buf, (int)offset, (int)count);
+}
+
+res io_write(enum io_type io, void *buf, u32 offset, u32 count)
+{
+	return sys4(SYS_IOWRITE, (int)io, (int)buf, (int)offset, (int)count);
+}
+
+res io_control(enum io_type io, ...)
 {
 	va_list ap;
 	int args[4] = { 0 };
 
-	va_start(ap, path);
+	va_start(ap, io);
 	for (int i = 0; i < 4; i++)
 		args[i] = va_arg(ap, int);
 	va_end(ap);
 
-	return sys5(SYS_EXEC, (int)path, args[0], args[1], args[2], args[3]);
+	return sys5(SYS_IOCONTROL, (int)io, args[0], args[1], args[2], args[3]);
 }
 
 res yield(void)