Add procfs_type.c to the repository.

1 files changed, 91 insertions, 0 deletions

diff --git a/sys/fs/procfs/procfs_type.c b/sys/fs/procfs/procfs_type.c
new file mode 100644
index 0000000..0e94c25
--- /dev/null
+++ b/sys/fs/procfs/procfs_type.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 1993 Jan-Simon Pendry
+ * Copyright (c) 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Jan-Simon Pendry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$Id: procfs_map.c,v 1.1 1996/06/17 22:53:27 dyson Exp $
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/time.h>
+#include <sys/kernel.h>
+#include <sys/proc.h>
+#include <sys/sysent.h>
+#include <sys/vnode.h>
+#include <sys/ioctl.h>
+#include <sys/tty.h>
+#include <sys/resource.h>
+#include <sys/resourcevar.h>
+#include <miscfs/procfs/procfs.h>
+
+int
+procfs_dotype(curp, p, pfs, uio)
+	struct proc *curp;
+	struct proc *p;
+	struct pfsnode *pfs;
+	struct uio *uio;
+{
+	int len;
+	int error;
+	/*
+	 * buffer for emulation type
+	 */
+	char mebuffer[256];
+	char *none = "Not Available";
+
+	if (uio->uio_rw != UIO_READ)
+		return (EOPNOTSUPP);
+
+	if (uio->uio_offset != 0)
+		return (0);
+
+	if (p && p->p_sysent && p->p_sysent->sv_name) {
+		len = strlen(p->p_sysent->sv_name);
+		bcopy(p->p_sysent->sv_name, mebuffer, len);
+	} else {
+		len = strlen(none);
+		bcopy(none, mebuffer, len);
+	}
+	mebuffer[len++] = '\n';
+	error = uiomove(mebuffer, len, uio);
+	return error;
+}
+
+int
+procfs_validtype(p)
+	struct proc *p;
+{
+	return ((p->p_flag & P_SYSTEM) == 0);
+}