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Commit | Line | Data |
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583a1ce5 TT |
1 | /* |
2 | ||
3 | /usr/src/ext2ed/super_com.c | |
4 | ||
5 | A part of the extended file system 2 disk editor. | |
6 | ||
7 | ---------------------- | |
8 | Handles the superblock | |
9 | ---------------------- | |
10 | ||
11 | First written on: April 9 1995 | |
12 | ||
13 | Copyright (C) 1995 Gadi Oxman | |
14 | ||
15 | */ | |
16 | ||
d1154eb4 | 17 | #include "config.h" |
583a1ce5 TT |
18 | #include <stdio.h> |
19 | #include <stdlib.h> | |
20 | #include <string.h> | |
21 | #include <time.h> | |
22 | ||
23 | #include "ext2ed.h" | |
24 | ||
25 | void type_ext2_super_block___show (char *command_line) | |
26 | ||
27 | { | |
28 | struct ext2_super_block *super; | |
29 | super=&type_data.u.t_ext2_super_block; | |
efc6f628 | 30 | |
583a1ce5 TT |
31 | show (command_line); |
32 | ||
4efbac6f VAH |
33 | if (ext2fs_blocks_count(super) != 0) { |
34 | wmove (show_pad,2,40);wprintw (show_pad,"%2.2f%%",100*(float) ext2fs_r_blocks_count(super)/ (float) ext2fs_blocks_count(super)); | |
35 | wmove (show_pad,3,40);wprintw (show_pad,"%2.2f%%",100*(float) ext2fs_free_blocks_count(super)/ (float) ext2fs_blocks_count(super)); | |
583a1ce5 | 36 | } |
efc6f628 | 37 | |
583a1ce5 TT |
38 | if (super->s_inodes_count != 0) { |
39 | wmove (show_pad,4,40);wprintw (show_pad,"%2.2f%%",100*(float) super->s_free_inodes_count/ (float) super->s_inodes_count); | |
40 | } | |
41 | ||
42 | wmove (show_pad,6,40); | |
43 | switch (super->s_log_block_size) { | |
44 | case 0: wprintw (show_pad,"1024 bytes");break; | |
45 | case 1: wprintw (show_pad,"2048 bytes");break; | |
46 | case 2: wprintw (show_pad,"4096 bytes");break; | |
47 | } | |
48 | wmove (show_pad,11,40);wprintw (show_pad,"%s",ctime ((time_t *) &type_data.u.t_ext2_super_block.s_mtime)); | |
49 | wmove (show_pad,12,40);wprintw (show_pad,"%s",ctime ((time_t *) &type_data.u.t_ext2_super_block.s_wtime)); | |
50 | wmove (show_pad,19,40);wprintw (show_pad,"%s",ctime ((time_t *) &type_data.u.t_ext2_super_block.s_lastcheck)); | |
51 | wmove (show_pad,15,40); | |
52 | ||
53 | switch (type_data.u.t_ext2_super_block.s_magic) { | |
54 | case EXT2_SUPER_MAGIC: | |
55 | wprintw (show_pad,"ext2 >= 0.2B"); | |
56 | break; | |
57 | case EXT2_PRE_02B_MAGIC: | |
58 | wprintw (show_pad,"ext2 < 0.2B (not supported)"); | |
59 | break; | |
60 | default: | |
61 | wprintw (show_pad,"Unknown"); | |
62 | break; | |
63 | } | |
efc6f628 | 64 | |
583a1ce5 TT |
65 | wmove (show_pad,16,40); |
66 | if (type_data.u.t_ext2_super_block.s_state & 0x1) | |
67 | wprintw (show_pad,"clean "); | |
68 | else | |
69 | wprintw (show_pad,"not clean "); | |
70 | ||
71 | if (type_data.u.t_ext2_super_block.s_state & 0x2) | |
72 | wprintw (show_pad,"with errors "); | |
73 | else | |
74 | wprintw (show_pad,"with no errors"); | |
efc6f628 | 75 | |
583a1ce5 | 76 | wmove (show_pad,17,40); |
efc6f628 | 77 | |
583a1ce5 TT |
78 | switch (type_data.u.t_ext2_super_block.s_errors) { |
79 | case EXT2_ERRORS_CONTINUE: | |
80 | wprintw (show_pad,"Continue"); | |
81 | break; | |
82 | case EXT2_ERRORS_RO: | |
83 | wprintw (show_pad,"Remount read only"); | |
84 | break; | |
85 | case EXT2_ERRORS_PANIC: | |
86 | wprintw (show_pad,"Issue kernel panic"); | |
87 | break; | |
88 | default: | |
89 | wprintw (show_pad,"Unknown"); | |
90 | break; | |
91 | } | |
92 | ||
93 | wmove (show_pad,21,40); | |
efc6f628 | 94 | |
583a1ce5 TT |
95 | switch (type_data.u.t_ext2_super_block.s_creator_os) { |
96 | ||
97 | case EXT2_OS_LINUX: | |
98 | wprintw (show_pad,"Linux :-)"); | |
99 | break; | |
100 | ||
101 | case EXT2_OS_HURD: | |
102 | wprintw (show_pad,"Hurd"); | |
103 | break; | |
104 | ||
583a1ce5 TT |
105 | default: |
106 | wprintw (show_pad,"Unknown"); | |
107 | break; | |
108 | } | |
efc6f628 | 109 | |
583a1ce5 TT |
110 | refresh_show_pad (); |
111 | ||
112 | wmove (show_win,1,0);wprintw (show_win,"\n");wmove (show_win,2,0); | |
113 | wprintw (show_win,"Superblock copy %ld ",super_info.copy_num); | |
114 | if (super_info.copy_num==0) | |
115 | wprintw (show_win,"(main copy)"); | |
116 | wprintw (show_win,"\n"); | |
117 | refresh_show_win (); | |
118 | } | |
119 | ||
120 | void type_ext2_super_block___gocopy (char *command_line) | |
121 | ||
122 | { | |
123 | unsigned long copy_num,offset; | |
124 | char *ptr,buffer [80]; | |
efc6f628 | 125 | |
583a1ce5 TT |
126 | ptr=parse_word (command_line,buffer); |
127 | if (*ptr==0) { | |
128 | wprintw (command_win,"Error - No argument specified\n");refresh_command_win ();return; | |
129 | } | |
130 | ptr=parse_word (ptr,buffer); | |
131 | ||
132 | copy_num=atol (buffer); | |
efc6f628 | 133 | |
583a1ce5 | 134 | offset=file_system_info.super_block_offset+copy_num*file_system_info.no_blocks_in_group*file_system_info.block_size; |
efc6f628 | 135 | |
583a1ce5 TT |
136 | if (offset > file_system_info.file_system_size) { |
137 | wprintw (command_win,"Error - Copy number out of bounds\n");refresh_command_win ();return; | |
efc6f628 | 138 | } |
583a1ce5 TT |
139 | |
140 | super_info.copy_num=copy_num; | |
141 | device_offset=offset; | |
142 | ||
143 | sprintf (buffer,"setoffset %ld",device_offset);dispatch (buffer); | |
144 | strcpy (buffer,"show");dispatch (buffer); | |
145 | } | |
146 | ||
147 | void type_ext2_super_block___setactivecopy (char *command_line) | |
148 | ||
149 | { | |
150 | struct ext2_super_block sb; | |
efc6f628 | 151 | |
583a1ce5 TT |
152 | sb=type_data.u.t_ext2_super_block; |
153 | dispatch ("gocopy 0"); | |
154 | type_data.u.t_ext2_super_block=sb; | |
155 | dispatch ("show"); | |
156 | } |