From 4b496e29bd01eaa5c8c273b623f5e8142d011e79 Mon Sep 17 00:00:00 2001
From: Ben Gras <ben@minix3.org>
Date: Wed, 23 Jun 2010 23:57:26 +0000
Subject: [PATCH] iso9660fs - statvfs call, by Buccapatnam Tirumala, Gautam.

---
 servers/iso9660fs/proto.h  |  1 +
 servers/iso9660fs/stadir.c | 29 +++++++++++++++++++++++++++++
 servers/iso9660fs/table.c  |  2 +-
 3 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/servers/iso9660fs/proto.h b/servers/iso9660fs/proto.h
index 1302f72d1..dcf37f240 100644
--- a/servers/iso9660fs/proto.h
+++ b/servers/iso9660fs/proto.h
@@ -63,6 +63,7 @@ _PROTOTYPE( int read_chunk, (struct dir_record *rip, u64_t position,
 /* stadir.c */
 _PROTOTYPE( int fs_stat, (void)						);
 _PROTOTYPE( int fs_fstatfs, (void)					);
+_PROTOTYPE( int fs_statvfs, (void)					);
 
 /* super.c */
 _PROTOTYPE(int release_v_pri, (struct iso9660_vd_pri *v_pri)		);
diff --git a/servers/iso9660fs/stadir.c b/servers/iso9660fs/stadir.c
index d29d18fb3..a637ae1f4 100644
--- a/servers/iso9660fs/stadir.c
+++ b/servers/iso9660fs/stadir.c
@@ -1,6 +1,7 @@
 #include "inc.h"
 #include <sys/stat.h>
 #include <sys/statfs.h>
+#include <sys/statvfs.h>
 #include <minix/com.h>
 #include <string.h>
 #include <time.h>
@@ -98,3 +99,31 @@ PUBLIC int fs_fstatfs()
   return(r);
 }
 
+
+/*===========================================================================*
+ *				fs_statvfs				     *
+ *===========================================================================*/
+PUBLIC int fs_statvfs()
+{
+  struct statvfs st;
+  int r;
+
+
+  st.f_bsize =  v_pri.logical_block_size_l;
+  st.f_frsize = st.f_bsize;
+  st.f_blocks = v_pri.volume_space_size_l;
+  st.f_bfree = 0;
+  st.f_bavail = 0;
+  st.f_files = 0;
+  st.f_ffree = 0;
+  st.f_favail = 0;
+  st.f_fsid = fs_dev;
+  st.f_flag = ST_RDONLY;
+  st.f_namemax = NAME_MAX;
+
+  /* Copy the struct to user space. */
+  r = sys_safecopyto(fs_m_in.m_source, fs_m_in.REQ_GRANT, 0, (vir_bytes) &st,
+		     (phys_bytes) sizeof(st), D);
+  
+  return(r);
+}
diff --git a/servers/iso9660fs/table.c b/servers/iso9660fs/table.c
index 8767c3149..2bc056692 100644
--- a/servers/iso9660fs/table.c
+++ b/servers/iso9660fs/table.c
@@ -40,5 +40,5 @@ PUBLIC _PROTOTYPE (int (*fs_call_vec[]), (void) ) = {
   no_sys,			/* 52: not used */
   no_sys,			/* 53: not used */
   fs_getdents,			/* 54 */
-  no_sys,     /* 32 */
+  fs_statvfs,     /* 32 */
 };
-- 
2.44.0