r2404: the first large lump of posix vfs stuff.

this is still very much a skeleton (with many limbs missing too!). I
am committing this early to get some feedback on the approach taken.
(This used to be commit 40d5cae5ebbfe328e193eadb685df6a370730299)

1 files changed, 128 insertions, 0 deletions

diff --git a/source4/ntvfs/posix/pvfs_fileinfo.c b/source4/ntvfs/posix/pvfs_fileinfo.c
new file mode 100644
index 0000000000..83a577d092
--- /dev/null
+++ b/source4/ntvfs/posix/pvfs_fileinfo.c
@@ -0,0 +1,128 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   POSIX NTVFS backend - 
+
+   Copyright (C) Andrew Tridgell 2004
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "include/includes.h"
+#include "vfs_posix.h"
+
+
+/* UNIX filetype mappings. */
+#define UNIX_TYPE_FILE 0
+#define UNIX_TYPE_DIR 1
+#define UNIX_TYPE_SYMLINK 2
+#define UNIX_TYPE_CHARDEV 3
+#define UNIX_TYPE_BLKDEV 4
+#define UNIX_TYPE_FIFO 5
+#define UNIX_TYPE_SOCKET 6
+#define UNIX_TYPE_UNKNOWN 0xFFFFFFFF
+
+
+/*
+ Return the major devicenumber for UNIX extensions.
+*/
+static uint32_t unix_dev_major(dev_t dev)
+{
+#if defined(HAVE_DEVICE_MAJOR_FN)
+	return (uint32)major(dev);
+#else
+	return (uint32)(dev >> 8);
+#endif
+}
+
+/*
+ Return the minor devicenumber for UNIX extensions.
+*/
+static uint32_t unix_dev_minor(dev_t dev)
+{
+#if defined(HAVE_DEVICE_MINOR_FN)
+	return (uint32)minor(dev);
+#else
+	return (uint32)(dev & 0xff);
+#endif
+}
+
+/*
+ Return the filetype for UNIX extensions
+*/
+static uint32_t unix_filetype(mode_t mode)
+{
+	if (S_ISREG(mode)) return UNIX_TYPE_FILE;
+	if (S_ISDIR(mode)) return UNIX_TYPE_DIR;
+#ifdef S_ISLNK
+	if (S_ISLNK(mode)) return UNIX_TYPE_SYMLINK;
+#endif
+#ifdef S_ISCHR
+	if (S_ISCHR(mode)) return UNIX_TYPE_CHARDEV;
+#endif
+#ifdef S_ISBLK
+	if (S_ISBLK(mode)) return UNIX_TYPE_BLKDEV;
+#endif
+#ifdef S_ISFIFO
+	if (S_ISFIFO(mode)) return UNIX_TYPE_FIFO;
+#endif
+#ifdef S_ISSOCK
+	if (S_ISSOCK(mode)) return UNIX_TYPE_SOCKET;
+#endif
+
+	DEBUG(0,("unix_filetype: unknown filetype %u", (unsigned)mode));
+	return UNIX_TYPE_UNKNOWN;
+}
+
+
+/*
+  return all basic information about a file. This call is case-sensitive (it assumes that the 
+  pathnames given have already had case conversion)
+*/
+NTSTATUS pvfs_relative_file_info_cs(struct pvfs_state *pvfs, const char *dir_path, 
+				    const char *name, struct pvfs_file_info *finfo)
+{
+	char *full_name = NULL;
+	struct stat st;
+
+	asprintf(&full_name, "%s/%s", dir_path, name);
+	if (full_name == NULL) {
+		return NT_STATUS_NO_MEMORY;
+	}
+
+	if (stat(full_name, &st) == -1) {
+		free(full_name);
+		return pvfs_map_errno(pvfs, errno);
+	}
+
+	unix_to_nt_time(&finfo->create_time, st.st_ctime);
+	unix_to_nt_time(&finfo->access_time, st.st_atime);
+	unix_to_nt_time(&finfo->write_time, st.st_mtime);
+	unix_to_nt_time(&finfo->change_time, st.st_mtime);
+	finfo->attrib      = 0;
+	finfo->alloc_size  = st.st_size;
+	finfo->size        = st.st_size;
+	finfo->nlink       = st.st_nlink;
+	finfo->ea_size     = 0;
+	finfo->file_id     = st.st_ino;
+	finfo->unix_uid    = st.st_uid;
+	finfo->unix_gid    = st.st_gid;
+	finfo->unix_file_type = unix_filetype(st.st_mode);
+	finfo->unix_dev_major = unix_dev_major(st.st_rdev);
+	finfo->unix_dev_minor = unix_dev_minor(st.st_rdev);
+	finfo->unix_permissions = unix_perms_to_wire(st.st_mode);
+
+	return NT_STATUS_OK;
+}