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filesys_inf.c
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filesys_inf.c
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#include "defs.h"
/****************************************************************************/
filesys_inf()
/* —⥨¥ ¨ä®à¬ 樨 ® ä ©«®¢®© á¨á⥬¥
¢ á®â¢¥âáâ¢ãîéãî áâàãªâãàã panels[]
⥪ã騩 ª â «®£ ãáâ ¢«¨¢ ¥âáï ¢ read_to_panel()
panels[outpanel].total * ¢á¥£® ¬¥áâ ¤¨áª¥ *
.avail * ¤®áâ㯮 ¤«ï à á¯à¥¤¥«¥¨ï ¥-super*
.free * ᢮¡®¤® *
.bs * à §¬¥à ¡«®ª *
.fragm * fragment size *
.itotal * i-nodes ¢á¥£® *
.iavail * i-nodes ¤®áâ㯮 ¤«ï à á¯à¥¤¥«¥¨ï ¥-super *
.ifree * i-nodes ᢮¡®¤® *
.*fstype * ⨯ ä ©«®¢®© á¨á⥬ë *
.*fsname * ¨¬ï ä ©«®¢®© á¨á⥬ë *
*****************************************************************************/
{
extern int outpanel; /*®¡à ¡ âë¢ ¥¬ ï ¯ ¥«ì */
extern struct panel panels[NPANELS];
#if defined( __svr4__ ) || defined( __SVR4 )
/*######################## SOLARIS 2.x & other SVR4 ########################*/
#include <sys/statvfs.h>
#define BUF2_SIZ (sizeof(buf.f_fstr)+1)
static struct statvfs buf; /* ¡ãä¥à ¤«ï statvfs() */
static char *name="."; /* ¨¬ï ä ©« ä ©«®¢®© á¨á⥬¥ */
static char buf_fstr [BUF2_SIZ]; /*¡ãä¥à ¤«ï ¢ë¢®¤ buf.f_fstr*/
/*==========================================================================*/
if ( statvfs (name, &buf) != 0 ){
panels[outpanel].total = panels[outpanel].avail =
panels[outpanel].free = panels[outpanel].bs =
panels[outpanel].fragm = panels[outpanel].itotal =
panels[outpanel].iavail = panels[outpanel].ifree = 0L;
panels[outpanel].fstype = panels[outpanel].fsname = "\0";
}
if(buf.f_frsize)
{
panels[outpanel].total = buf.f_frsize*(dev_data)buf.f_blocks;
panels[outpanel].avail = buf.f_frsize*(dev_data)buf.f_bavail;
panels[outpanel].free = buf.f_frsize*(dev_data)buf.f_bfree;
}else if(buf.f_bsize){
panels[outpanel].total = buf.f_bsize*(dev_data)buf.f_blocks;
panels[outpanel].avail = buf.f_bsize*(dev_data)buf.f_bavail;
panels[outpanel].free = buf.f_bsize*(dev_data)buf.f_bfree;
}else{
panels[outpanel].total = 1024*(dev_data)buf.f_blocks;
panels[outpanel].avail = 1024*(dev_data)buf.f_bavail;
panels[outpanel].free = 1024*(dev_data)buf.f_bfree;
}
panels[outpanel].bs = buf.f_bsize;
panels[outpanel].fragm = buf.f_frsize;
panels[outpanel].itotal = buf.f_files;
panels[outpanel].iavail = buf.f_favail;
panels[outpanel].ifree = buf.f_ffree;
panels[outpanel].fstype = buf.f_basetype;
strncpy(buf_fstr , buf.f_fstr , BUF2_SIZ-1 );
buf_fstr[BUF2_SIZ-1] = '\0';
panels[outpanel].fsname = buf_fstr;
#elif defined( LINUX )
/*########################### Linux ########################################*/
#include <sys/vfs.h>
struct statfs buf; /* ¡ãä¥à ¤«ï statfs() */
int i;
static char *name="."; /* ¨¬ï ä ©« ä ©«®¢®© á¨á⥬¥ */
struct fstypes
{
char *name;
long type;
};
static struct fstypes fstypes[]=
{
{"EXT2_OLD_SUPER_MAGIC" , 0xEF51 },
{"EXT2_SUPER_MAGIC" , 0xEF53 },
{"EXT_SUPER_MAGIC" , 0x137D },
{"ISOFS_SUPER_MAGIC" , 0x9660 },
{"MINIX_SUPER_MAGIC" , 0x137F },/* orig. minix */
{"MINIX_SUPER_MAGIC2" , 0x138F },/* 30 char minix */
{"NEW_MINIX_SUPER_MAGIC", 0x2468 },/* minix V2 */
{"MSDOS_SUPER_MAGIC" , 0x4d44 },
{"NFS_SUPER_MAGIC" , 0x6969 },
{"PROC_SUPER_MAGIC" , 0x9fa0 },
{"_XIAFS_SUPER_MAGIC" , 0x012FD16D},
{NULL , 0 }
};
/*==========================================================================*/
panels[outpanel].total = panels[outpanel].avail =
panels[outpanel].free = panels[outpanel].bs =
panels[outpanel].fragm = panels[outpanel].itotal =
panels[outpanel].iavail = panels[outpanel].ifree = -1L;
panels[outpanel].fstype = panels[outpanel].fsname = "\0";
if ( statfs (name, &buf) == 0 ) {
if(buf.f_bsize > 0){
if(buf.f_blocks>0) set_check(&panels[outpanel].total, (dev_data)buf.f_blocks, (dev_data)buf.f_bsize);
if(buf.f_bavail>0) set_check(&panels[outpanel].avail, (dev_data)buf.f_bavail, (dev_data)buf.f_bsize);
if(buf.f_bfree>0) set_check(&panels[outpanel].free , (dev_data)buf.f_bfree, (dev_data)buf.f_bsize);
}
panels[outpanel].bs = buf.f_bsize;
panels[outpanel].itotal = buf.f_files;
panels[outpanel].ifree = buf.f_ffree;
for ( i=0; fstypes[i].name && fstypes[i].type!=buf.f_type; i++);
if ( fstypes[i].name )
{
panels[outpanel].fstype = fstypes[i].name; /* ã«¥¢®© 㪠§ â¥«ì §¤¥áì ¥ ¯à®©¤¥â */
}else{
panels[outpanel].fstype = "Some Unknown!";
}
}
#elif defined( FREEBSD )
/*########################### FreeBSD ########################################*/
#include <sys/param.h>
#include <sys/mount.h>
struct statfs buf; /* ¡ãä¥à ¤«ï statfs() */
int i;
static char *name="."; /* ¨¬ï ä ©« ä ©«®¢®© á¨á⥬¥ */
struct fstypes
{
char *name;
long type;
};
static struct fstypes fstypes[]=
{
{"UFS" , MOUNT_UFS },
{"NFS" , MOUNT_NFS },
{"MFS" , MOUNT_MFS },
{"MSDOS" , MOUNT_MSDOS },
{"LFS" , MOUNT_LFS },
{"LOFS" , MOUNT_LOFS },
{"FDESC" , MOUNT_FDESC },
{"PORTAL" , MOUNT_PORTAL},
{"NULL" , MOUNT_NULL },
{"UMAP" , MOUNT_UMAP },
{"KERNFS" , MOUNT_KERNFS},
{"PROCFS" , MOUNT_PROCFS},
{"AFS" , MOUNT_AFS },
{"CD9660" , MOUNT_CD9660},
{"UNION" , MOUNT_UNION },
{NULL , 0 }
};
/*==========================================================================*/
panels[outpanel].total = panels[outpanel].avail =
panels[outpanel].free = panels[outpanel].bs =
panels[outpanel].fragm = panels[outpanel].itotal =
panels[outpanel].iavail = panels[outpanel].ifree = -1L;
panels[outpanel].fstype = panels[outpanel].fsname = "\0";
if ( statfs (name, &buf) == 0 ) {
if(buf.f_bsize > 0){
if(buf.f_blocks>0) set_check(&panels[outpanel].total, (dev_data)buf.f_blocks, (dev_data)buf.f_bsize);
if(buf.f_bavail>0) set_check(&panels[outpanel].avail, (dev_data)buf.f_bavail, (dev_data)buf.f_bsize);
if(buf.f_bfree>0) set_check(&panels[outpanel].free , (dev_data)buf.f_bfree, (dev_data)buf.f_bsize);
}
panels[outpanel].bs = buf.f_bsize;
if(buf.f_files>0) panels[outpanel].itotal = buf.f_files;
if(buf.f_ffree>0) panels[outpanel].ifree = buf.f_ffree;
for ( i=0; fstypes[i].name && fstypes[i].type!=buf.f_type; i++);
if ( fstypes[i].name )
{
panels[outpanel].fstype = fstypes[i].name; /* ã«¥¢®© 㪠§ â¥«ì §¤¥áì ¥ ¯à®©¤¥â */
}else{
panels[outpanel].fstype = "Some Unknown!";
}
}
#elif defined( SCO )
/*######################### SCO UNIX 3.2 & others ##########################*/
#include <sys/statfs.h>
/* íâ® ¨¤¨®â¨§¬, ® SCO £®¢®à¨â, çâ® buf.f_bsize==1024,
¨ à §¬¥à ¯®«ãç ¥âáï ¢ 2 à § ¡®«ìè¥, 祬 ¤®!
*/
#define BLKSIZE 512
#define BUFNAME_SIZ (sizeof(buf.f_fname)+1)
#define BUFPACK_SIZ (sizeof(buf.f_fpack)+1)
struct statfs buf; /* ¡ãä¥à ¤«ï statfs() */
static char *name="."; /* ¨¬ï ä ©« ä ©«®¢®© á¨á⥬¥ */
static char buf_name[BUFNAME_SIZ];
static char buf_pack[BUFPACK_SIZ];
static char buf_fstype[10]; /* ç¨á«®¢®¥ § 票¥ ⨯ ä ©«®¢®© á¨á⥬ë*/
/*==========================================================================*/
if ( statfs (name, &buf, sizeof(buf), 0) != 0 ){
panels[outpanel].total = panels[outpanel].avail =
panels[outpanel].free = panels[outpanel].bs =
panels[outpanel].fragm = panels[outpanel].itotal =
panels[outpanel].iavail = panels[outpanel].ifree = 0L;
panels[outpanel].fstype = panels[outpanel].fsname = "\0";
}
strncpy(buf_name , buf.f_fname , BUFNAME_SIZ-1 );
strncpy(buf_pack , buf.f_fpack , BUFPACK_SIZ-1 );
buf_pack[BUFPACK_SIZ-1] = buf_name[BUFNAME_SIZ-1] = '\0';
if(buf.f_frsize)
{
set_check(&panels[outpanel].total, (dev_data)buf.f_frsize, (dev_data)buf.f_blocks);
set_check(&panels[outpanel].avail, (dev_data)buf.f_frsize, (dev_data)buf.f_bfree);
panels[outpanel].free = -1; /* ¢ áâàãªâãॠstatfs ®â¤¥«ì® ¥â, ¯®í⮬㠯®áâ ¢¨¬ ==free */
}else{
set_check(&panels[outpanel].total, (dev_data)BLKSIZE, (dev_data)buf.f_blocks);
set_check(&panels[outpanel].avail, (dev_data)BLKSIZE, (dev_data)buf.f_bfree);
panels[outpanel].free = -1; /* ¢ áâàãªâãॠstatfs ®â¤¥«ì® ¥â, ¯®í⮬㠯®áâ ¢¨¬ ==free */
}
panels[outpanel].bs = buf.f_bsize;
panels[outpanel].fragm = buf.f_frsize;
panels[outpanel].itotal = buf.f_files;
panels[outpanel].iavail = /* ¢ áâàãªâãॠstatfs ®â¤¥«ì® ¥â, ¯®í⮬㠯®áâ ¢¨¬ ==ifree */
panels[outpanel].ifree = buf.f_ffree;
if(buf_name[0])
{
panels[outpanel].fsname = buf_name;
}else{
panels[outpanel].fsname = buf_pack;
}
sprintf(buf_fstype, "%u", buf.f_fstyp);
panels[outpanel].fstype = buf_fstype;
#endif
}
#if !(defined( __svr4__ ) || defined( __SVR4 ))
/*######################### SCO UNIX 3.2 & others ¡¥§ long long ##########################*/
/****************************************************************************/
set_check(targ, mul1, mul2)
/* ®¯ë⪠¯¥à¥¬®¦¨âì mul1 ¨ mul2
¨ ¯®¬¥áâ¨âì १ã«ìâ â ¢ *targ
*****************************************************************************/
dev_data *targ;
dev_data mul1;
dev_data mul2;
{
ulong tmp;
/*==========================================================================*/
tmp = mul1 * (ulong) mul2;
if(tmp/mul1 != mul2) tmp=(-1);
*targ = tmp;
}
#endif