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filesystem: add initial fs info api.

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edi-0.5
Alastair Poole 4 years ago
parent 83db45e7c6
commit dbf3f10194
6 changed files with 197 additions and 55 deletions
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  1. 37
      src/bin/system/disks.c
  2. 19
      src/bin/system/disks.h
  3. 155
      src/bin/system/filesystems.c
  4. 33
      src/bin/system/filesystems.h
  5. 2
      src/bin/system/meson.build
  6. 6
      src/bin/ui/ui_disk.c

37
src/bin/system/disks.c
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@ -80,37 +80,6 @@ disk_mount_point_get(const char *path)
return NULL;
}
File_System *
disk_mount_file_system_get(const char *path)
{
File_System *fs;
const char *mountpoint;
struct statfs stats;
mountpoint = disk_mount_point_get(path);
if (!mountpoint) return NULL;
if (statfs(mountpoint, &stats) < 0)
return NULL;
fs = calloc(1, sizeof(File_System));
fs->mount = strdup(mountpoint);
fs->path = strdup(path);
fs->type = stats.f_type;
fs->usage.total = stats.f_bsize * stats.f_blocks;
fs->usage.used = fs->usage.total - (stats.f_bsize * stats.f_bfree);
return fs;
}
void
disk_mount_file_system_free(File_System *fs)
{
free(fs->mount);
free(fs->path);
free(fs);
}
static int
_cmp_cb(const void *p1, const void *p2)
{
@ -131,13 +100,13 @@ disk_zfs_mounted_get(void)
disks = disks_get();
EINA_LIST_FREE(disks, path)
{
File_System *fs = disk_mount_file_system_get(path);
Filesystem_Info *fs = filesystem_info_get(path);
if (fs)
{
if (fs->type == 0x2FC12FC1)
if (fs->type == filesystem_id_by_name("ZFS"))
zfs_mounted = EINA_TRUE;
disk_mount_file_system_free(fs);
filesystem_info_free(fs);
}
free(path);
}

19
src/bin/system/disks.h
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@ -1,30 +1,13 @@
#ifndef __DISKS_H__
#define __DISKS_H__
#include "filesystems.h"
#include <Eina.h>
#include <Ecore.h>
typedef struct _Disk_Usage {
unsigned long long total;
unsigned long long used;
} Disk_Usage;
typedef struct _File_System {
char *path;
char *mount;
unsigned int type;
Disk_Usage usage;
} File_System;
Eina_Bool
disk_zfs_mounted_get(void);
File_System *
disk_mount_file_system_get(const char *path);
void
disk_mount_file_system_free(File_System *fs);
char *
disk_mount_point_get(const char *path);

155
src/bin/system/filesystems.c
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@ -0,0 +1,155 @@
#include "filesystems.h"
#include "disks.h"
#include <stdio.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(__linux__)
#include <sys/vfs.h>
#endif
#if defined(__APPLE__) && defined(__MACH__)
# define __MacOS__
#endif
#if defined (__MacOS__) || defined(__FreeBSD__) || defined(__DragonFly__)
# include <sys/types.h>
# include <sys/sysctl.h>
# include <sys/param.h>
# include <sys/ucred.h>
# include <sys/mount.h>
#endif
#if defined(__OpenBSD__) || defined(__NetBSD__)
# include <sys/param.h>
# include <sys/sysctl.h>
# include <sys/mount.h>
#endif
Filesystem_Magic _magique[] = {
{ .magic = 0xdf5, .name = "ADFS" },
{ .magic = 0xadff, .name = "AFFS" },
{ .magic = 0x5346414F, .name = "AFS" },
{ .magic = 0x0187, .name = "AUTOFS" },
{ .magic = 0x73757245, .name = "CODA" },
{ .magic = 0x28cd3d45, .name = "CRAMFS" },
{ .magic = 0x453dcd28, .name = "CRAMFS" },
{ .magic = 0x64626720, .name = "DEBUGFS" },
{ .magic = 0x73636673, .name = "SECURITYFS" },
{ .magic = 0xf97cff8c, .name = "SELINUX" },
{ .magic = 0x43415d53, .name = "SMAC" },
{ .magic = 0x858458f6, .name = "RAMFS" },
{ .magic = 0x01021994, .name = "TMPFS" },
{ .magic = 0x958458f6, .name = "HUGETLBFS" },
{ .magic = 0x73717368, .name = "SQUASHFS" },
{ .magic = 0xf15f, .name = "ECRYPTFS" },
{ .magic = 0x414A53, .name = "EFS" },
{ .magic = 0xE0F5E1E2, .name = "EROFS" },
{ .magic = 0xEF53, .name = "EXT2" },
{ .magic = 0xEF53, .name = "EXT3" },
{ .magic = 0xEF53, .name = "EXT4" },
{ .magic = 0xabba1974, .name = "XENFS" },
{ .magic = 0x9123683E, .name = "BTRFS" },
{ .magic = 0x3434, .name = "NILFS" },
{ .magic = 0xF2F52010, .name = "F2FS" },
{ .magic = 0xf995e849, .name = "HPFS" },
{ .magic = 0x9660, .name = "ISOFS" },
{ .magic = 0x72b6, .name = "JFFS2" },
{ .magic = 0x58465342, .name = "XFS" },
{ .magic = 0x6165676C, .name = "PSTOREFS" },
{ .magic = 0xde5e81e4, .name = "EFIVARFS" },
{ .magic = 0x00c0ffee, .name = "HOSTFS" },
{ .magic = 0x794c7630, .name = "OVERLAYFS" },
{ .magic = 0x137F, .name = "MINIX" },
{ .magic = 0x138F, .name = "MINIX" },
{ .magic = 0x2468, .name = "MINIX2" },
{ .magic = 0x2478, .name = "MINIX2" },
{ .magic = 0x4d5a, .name = "MINIX3" },
{ .magic = 0x4d44, .name = "MSDOS" },
{ .magic = 0x564c, .name = "NCP" },
{ .magic = 0x6969, .name = "NFS" },
{ .magic = 0x7461636f, .name = "OCFS2" },
{ .magic = 0x9fa1, .name = "OPENPROM" },
{ .magic = 0x002f, .name = "QNX4" },
{ .magic = 0x68191122, .name = "QNX6" },
{ .magic = 0x6B414653, .name = "AFS FS" },
{ .magic = 0x52654973, .name = "REISERFS" },
{ .magic = 0x517B, .name = "SMB" },
{ .magic = 0x27e0eb, .name = "CGROUP" },
{ .magic = 0x63677270, .name = "CGROUP2" },
{ .magic = 0x7655821, .name = "RDTGROUP" },
{ .magic = 0x74726163, .name = "TRACEFS" },
{ .magic = 0x01021997, .name = "V9FS" },
{ .magic = 0x62646576, .name = "BDEVFS" },
{ .magic = 0x64646178, .name = "DAXFS" },
{ .magic = 0x42494e4d, .name = "BINFMTFS" },
{ .magic = 0x1cd1, .name = "DEVPTS" },
{ .magic = 0x6c6f6f70, .name = "BINDERFS" },
{ .magic = 0x50495045, .name = "PIPEFS" },
{ .magic = 0x62656572, .name = "SYSFS" },
{ .magic = 0x6e736673, .name = "NSFS" },
{ .magic = 0xcafe4a11, .name = "BPF FS" },
{ .magic = 0x5a3c69f0, .name = "AAFS" },
{ .magic = 0x5a4f4653, .name = "ZONEFS" },
{ .magic = 0x15013346, .name = "UDF" },
{ .magic = 0x2Fc12Fc1, .name = "ZFS" },
{ .magic = 0x482B, .name = "HFS+" },
};
unsigned int
filesystem_id_by_name(const char *name)
{
for (int i = 0; i < sizeof(_magique); i++)
{
if (!strcasecmp(name, _magique[i].name))
return _magique[i].magic;
}
return 0;
}
const char *
filesystem_name_by_id(unsigned int id)
{
for (int i = 0; i < sizeof(_magique); i++)
{
if (_magique[i].magic == id)
return _magique[i].name;
}
return NULL;
}
Filesystem_Info *
filesystem_info_get(const char *path)
{
Filesystem_Info *fs;
const char *mountpoint;
struct statfs stats;
mountpoint = disk_mount_point_get(path);
if (!mountpoint) return NULL;
if (statfs(mountpoint, &stats) < 0)
return NULL;
fs = calloc(1, sizeof(Filesystem_Info));
fs->mount = strdup(mountpoint);
fs->path = strdup(path);
fs->type = stats.f_type;
fs->usage.total = stats.f_bsize * stats.f_blocks;
fs->usage.used = fs->usage.total - (stats.f_bsize * stats.f_bfree);
return fs;
}
void
filesystem_info_free(Filesystem_Info *fs)
{
free(fs->mount);
free(fs->path);
free(fs);
}

33
src/bin/system/filesystems.h
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@ -0,0 +1,33 @@
#ifndef __FILESYSTEMS_H__
#define __FILESYSTEMS_H__
typedef struct _Filesystem_Magic {
unsigned int magic;
const char *name;
} Filesystem_Magic;
typedef struct {
unsigned long long total;
unsigned long long used;
} _Usage;
typedef struct _Filesystem_Info {
char *path;
char *mount;
unsigned int type;
_Usage usage;
} Filesystem_Info;
const char *
filesystem_name_by_id(unsigned int id);
unsigned int
filesystem_id_by_name(const char *name);
Filesystem_Info *
filesystem_info_get(const char *path);
void
filesystem_info_free(Filesystem_Info *fs);
#endif

2
src/bin/system/meson.build
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@ -5,4 +5,6 @@ src += files([
'process.h',
'machine.c',
'machine.h',
'filesystems.h',
'filesystems.c',
])

6
src/bin/ui/ui_disk.c
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@ -101,14 +101,14 @@ ui_tab_disk_update(Ui *ui)
disks = disks_get();
EINA_LIST_FREE(disks, path)
{
File_System *fs = disk_mount_file_system_get(path);
Filesystem_Info *fs = filesystem_info_get(path);
if (fs)
{
if (fs->type == 0x2FC12FC1)
if (fs->type == filesystem_id_by_name("ZFS"))
zfs_mounted = EINA_TRUE;
_ui_disk_add(ui, fs->path, fs->mount, fs->usage.total, fs->usage.used);
disk_mount_file_system_free(fs);
filesystem_info_free(fs);
}
free(path);
}

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