syscalls: ioctl

src/sys/devman.c

@@ -65,6 +65,15 @@ int devman_isseekable(int dev, size_t* max){
 
 }
 
+int devman_ioctl(int dev, unsigned long request, void* arg, int* result){
+	if(major(dev) > highestmajor)
+		return ENOTTY;
+	
+	if(!majorcalls[major(dev)]->ioctl)
+		return ENOTTY;
+
+	return majorcalls[major(dev)]->ioctl(minor(dev), request, arg, result);
+}
 
 void devman_init(){
 	

src/sys/syscalls/ioctl.c

@@ -0,0 +1,30 @@
+#include <kernel/syscalls.h>
+#include <kernel/fd.h>
+#include <kernel/vfs.h>
+#include <arch/cls.h>
+#include <kernel/sched.h>
+#include <arch/spinlock.h>
+
+syscallret syscall_ioctl(int ifd, unsigned long request, void* arg){
+	syscallret retv;
+        retv.ret = -1;
+	
+	proc_t* proc = arch_getcls()->thread->proc;
+
+        fd_t* fd;
+	
+	int ret = fd_access(&proc->fdtable, &fd, ifd);
+
+	if(ret){
+		retv.errno = ret;
+		return retv;
+	}
+	
+	retv.ret = 0;
+	retv.errno = vfs_ioctl(fd->node, request, arg, &retv.ret);
+
+	fd_release(fd);
+
+	return retv;
+	
+}