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Diffstat (limited to 'arch/um/kernel/initrd_user.c')
-rw-r--r--arch/um/kernel/initrd_user.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/um/kernel/initrd_user.c b/arch/um/kernel/initrd_user.c
new file mode 100644
index 000000000000..cb90681e151c
--- /dev/null
+++ b/arch/um/kernel/initrd_user.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com)
+ * Licensed under the GPL
+ */
+
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+
+#include "user_util.h"
+#include "kern_util.h"
+#include "user.h"
+#include "initrd.h"
+#include "os.h"
+
+int load_initrd(char *filename, void *buf, int size)
+{
+ int fd, n;
+
+ fd = os_open_file(filename, of_read(OPENFLAGS()), 0);
+ if(fd < 0){
+ printk("Opening '%s' failed - err = %d\n", filename, -fd);
+ return(-1);
+ }
+ n = os_read_file(fd, buf, size);
+ if(n != size){
+ printk("Read of %d bytes from '%s' failed, err = %d\n", size,
+ filename, -n);
+ return(-1);
+ }
+
+ os_close_file(fd);
+ return(0);
+}
+
+/*
+ * Overrides for Emacs so that we follow Linus's tabbing style.
+ * Emacs will notice this stuff at the end of the file and automatically
+ * adjust the settings for this buffer only. This must remain at the end
+ * of the file.
+ * ---------------------------------------------------------------------------
+ * Local variables:
+ * c-file-style: "linux"
+ * End:
+ */