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get volume label for vfat and iso fs, requires mntent, did some ifdefs around the code, and we need a better name for the function anyone?

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git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@614 423420c4-83ab-492f-b58f-81f9feb106b5
This commit is contained in:
Peter Kallden 2004-02-23 13:35:50 +00:00
parent ca4443a76e
commit b8f371e2e1
1 changed files with 94 additions and 8 deletions
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102
disk.c
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@ -104,6 +104,9 @@
#if (defined(SOLARIS) || defined (__hpux) || defined(__BEOS__))
#include <sys/statvfs.h> /* solaris statvfs */
#include <sys/mntent.h>
#define HAVE_MNTENT_H
#define MNTENT_PATH "/etc/mnttab"
#define STATFS_FN(path, buf) (statvfs(path,buf))
#define STATFS_T statvfs
#define F_NAMELEN(buf) ((buf).f_namemax)
@ -117,6 +120,9 @@
#else
#include <sys/vfs.h> /* linux statfs */
#include <mntent.h>
#define HAVE_MNTENT_H
#define MNTENT_PATH "/etc/mtab"
#define STATFS_FN(path, buf) (statfs(path,buf))
#define STATFS_T statfs
#define F_NAMELEN(buf) ((buf).f_namelen)
@ -137,6 +143,15 @@ struct fileinfo
}
g_fileinfo[MAX_OPEN_FILES];
typedef struct
{
char name[256];
char label[256];
unsigned long serial;
char type[256];
} FsInfoType;
time_t
get_create_time(struct stat *st)
{
@ -703,16 +718,82 @@ disk_set_information(HANDLE handle, uint32 info_class, STREAM in, STREAM out)
return STATUS_SUCCESS;
}
FsInfoType *
FsVolumeInfo(char *fpath)
{
#ifdef HAVE_MNTENT_H
FILE *fdfs;
struct mntent *e;
static FsInfoType info;
/* initialize */
memset(&info, 0, sizeof(info));
strcpy(info.label, "RDESKTOP");
strcpy(info.type, "RDPFS");
fdfs = setmntent(MNTENT_PATH, "r");
if (!fdfs)
return &info;
while ((e = getmntent(fdfs)))
{
if (strncmp(fpath, e->mnt_dir, strlen(fpath)) == 0)
{
strcpy(info.type, e->mnt_type);
strcpy(info.name, e->mnt_fsname);
if (strstr(e->mnt_opts, "vfat") || strstr(e->mnt_opts, "iso9660"))
{
int fd = open(e->mnt_fsname, O_RDONLY);
if (fd >= 0)
{
unsigned char buf[512];
memset(buf, 0, sizeof(buf));
if (strstr(e->mnt_opts, "vfat"))
/*FAT*/
{
strcpy(info.type, "vfat");
read(fd, buf, sizeof(buf));
info.serial =
(buf[42] << 24) + (buf[41] << 16) +
(buf[40] << 8) + buf[39];
strncpy(info.label, buf + 43, 10);
info.label[10] = '\0';
}
else if (lseek(fd, 32767, SEEK_SET) >= 0) /* ISO9660 */
{
read(fd, buf, sizeof(buf));
strncpy(info.label, buf + 41, 32);
info.label[32] = '\0';
//info.Serial = (buf[128]<<24)+(buf[127]<<16)+(buf[126]<<8)+buf[125];
}
close(fd);
}
}
}
}
endmntent(fdfs);
#else
static FsInfoType info;
/* initialize */
memset(&info, 0, sizeof(info));
strcpy(info.label, "RDESKTOP");
strcpy(info.type, "RDPFS");
#endif
return &info;
}
NTSTATUS
disk_query_volume_information(HANDLE handle, uint32 info_class, STREAM out)
{
char *volume, *fs_type;
struct STATFS_T stat_fs;
struct fileinfo *pfinfo;
FsInfoType *fsinfo;
pfinfo = &(g_fileinfo[handle]);
volume = "RDESKTOP";
fs_type = "RDPFS";
if (STATFS_FN(pfinfo->path, &stat_fs) != 0)
{
@ -720,16 +801,20 @@ disk_query_volume_information(HANDLE handle, uint32 info_class, STREAM out)
return STATUS_ACCESS_DENIED;
}
fsinfo = FsVolumeInfo(pfinfo->path);
switch (info_class)
{
case 1: /* FileFsVolumeInformation */
out_uint32_le(out, 0); /* volume creation time low */
out_uint32_le(out, 0); /* volume creation time high */
out_uint32_le(out, 0); /* serial */
out_uint32_le(out, 2 * strlen(volume)); /* length of string */
out_uint32_le(out, fsinfo->serial); /* serial */
out_uint32_le(out, 2 * strlen(fsinfo->label)); /* length of string */
out_uint8(out, 0); /* support objects? */
rdp_out_unistr(out, volume, 2 * strlen(volume) - 2);
rdp_out_unistr(out, fsinfo->label, 2 * strlen(fsinfo->label) - 2);
break;
case 3: /* FileFsSizeInformation */
@ -746,8 +831,9 @@ disk_query_volume_information(HANDLE handle, uint32 info_class, STREAM out)
out_uint32_le(out, FS_CASE_SENSITIVE | FS_CASE_IS_PRESERVED); /* fs attributes */
out_uint32_le(out, F_NAMELEN(stat_fs)); /* max length of filename */
out_uint32_le(out, 2 * strlen(fs_type)); /* length of fs_type */
rdp_out_unistr(out, fs_type, 2 * strlen(fs_type) - 2);
out_uint32_le(out, 2 * strlen(fsinfo->type)); /* length of fs_type */
rdp_out_unistr(out, fsinfo->type, 2 * strlen(fsinfo->type) - 2);
break;
case 2: /* FileFsLabelInformation */