Batch-91 (Project -> 05 Character Driver)

ankitkhasa543

RCS file: create_scull.c,v
Working file: create_scull.c
head: 1.10
branch:
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        root: 1.10
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total revisions: 10;    selected revisions: 10
description:
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revision 1.10   locked by: root;
date: 2017/04/10 00:46:30; author: root; state: Exp; lines: +2 -4
remove error
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revision 1.9
date: 2017/04/10 00:04:42; author: root; state: Exp; lines: +5 -4
debugging
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revision 1.8
date: 2017/04/09 23:59:07; author: root; state: Exp; lines: +2 -2
debugging
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revision 1.7
date: 2017/04/09 23:55:26; author: root; state: Exp; lines: +4 -4
*** empty log message ***
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revision 1.6
date: 2017/04/09 23:51:26; author: root; state: Exp; lines: +4 -3
removing error
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revision 1.5
date: 2017/04/09 23:34:29; author: root; state: Exp; lines: +3 -3
debugging the code
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revision 1.4
date: 2017/04/09 23:30:32; author: root; state: Exp; lines: +2 -2
removing error
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revision 1.3
date: 2017/04/09 23:29:17; author: root; state: Exp; lines: +2 -0
Debugging
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revision 1.2
date: 2017/04/09 23:23:47; author: root; state: Exp; lines: +87 -2
Create a scull for the write operation
SCULL: simple character utility for loading localities
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revision 1.1
date: 2017/04/09 21:35:23; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: exit_func.c,v
Working file: exit_func.c
head: 1.17
branch:
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        root: 1.17
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total revisions: 17;    selected revisions: 17
description:
Exit function is used to remove the driver from the kernel
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revision 1.17   locked by: root;
date: 2017/04/08 21:14:23; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.16
date: 2017/04/08 20:33:28; author: root; state: Exp; lines: +1 -1
remove error
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revision 1.15
date: 2017/04/08 20:32:42; author: root; state: Exp; lines: +5 -1
*** empty log message ***
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revision 1.14
date: 2017/04/08 17:27:53; author: root; state: Exp; lines: +3 -3
remove errors
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revision 1.13
date: 2017/04/02 21:12:08; author: root; state: Exp; lines: +3 -0
add prototype.h file
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revision 1.12
date: 2017/03/29 21:51:25; author: root; state: Exp; lines: +3 -0
deleting the sev structure
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revision 1.11
date: 2017/03/29 19:22:07; author: root; state: Exp; lines: +3 -0
Use kfree() system call to free the allocated memory for SCULL
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revision 1.10
date: 2017/03/23 23:07:07; author: root; state: Exp; lines: +3 -0
remove error
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revision 1.9
date: 2017/03/23 21:57:00; author: root; state: Exp; lines: +1 -1
Add some new comments
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revision 1.8
date: 2017/03/21 19:16:29; author: root; state: Exp; lines: +1 -1
We are using unregister_chrdev_region() system call for remove the driver
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revision 1.7
date: 2017/03/21 18:15:21; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.6
date: 2017/03/21 18:10:56; author: root; state: Exp; lines: +4 -0
Using unregister_chrdev() system call to remove the entry of device from device table
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revision 1.5
date: 2017/03/21 18:00:33; author: root; state: Exp; lines: +0 -3
Remove structure.h file
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revision 1.4
date: 2017/03/21 17:27:33; author: root; state: Exp; lines: +1 -1
add extern_var.h file
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revision 1.3
date: 2017/03/21 17:23:44; author: root; state: Exp; lines: +15 -0
did all new .h file
like: structure.h, macro.h, extern_var.h
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revision 1.2
date: 2017/03/21 16:09:25; author: root; state: Exp; lines: +1 -1
Using module_exit(exit_func);
For running exit function
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revision 1.1
date: 2017/03/21 16:02:38; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: extern_var.h,v
Working file: extern_var.h
head: 1.8
branch:
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        root: 1.8
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keyword substitution: kv
total revisions: 8;     selected revisions: 8
description:
All extern variable declaration is inside this extern_var.h file
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revision 1.8    locked by: root;
date: 2017/04/02 20:35:33; author: root; state: Exp; lines: +1 -0
new extern variable nod
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revision 1.7
date: 2017/04/02 19:55:22; author: root; state: Exp; lines: +4 -1
add some new external variable like data_size
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revision 1.6
date: 2017/03/29 21:46:11; author: root; state: Exp; lines: +1 -1
new major and minor number is added
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revision 1.5
date: 2017/03/23 23:06:10; author: root; state: Exp; lines: +2 -0
remove error
.\
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revision 1.4
date: 2017/03/23 22:58:59; author: root; state: Exp; lines: +1 -0
New variable of data type Dav *dev
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revision 1.3
date: 2017/03/23 22:08:05; author: root; state: Exp; lines: +1 -0
a new extern variable is defined for minor no
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revision 1.2
date: 2017/03/21 19:11:23; author: root; state: Exp; lines: +1 -0
New extern variable is taken of type dev_t
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revision 1.1
date: 2017/03/21 17:15:11; author: root; state: Exp;
Initial revision
=============================================================================

ankitkhasa543

RCS file: f_operation.h,v
Working file: f_operation.h
head: 1.5
branch:
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        root: 1.5
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keyword substitution: kv
total revisions: 5;     selected revisions: 5
description:
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revision 1.5    locked by: root;
date: 2017/04/09 17:33:37; author: root; state: Exp; lines: +3 -3
remove error
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revision 1.4
date: 2017/04/09 16:48:06; author: root; state: Exp; lines: +4 -2
mapping of operation function pointer
like
open: opendev
close: closedev
write: wreitedev
read: readdev
date: 2017/04/02 23:58:16; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: header.h,v
Working file: header.h
head: 1.7
branch:
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        root: 1.7
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keyword substitution: kv
total revisions: 7;     selected revisions: 7
description:
All header files which we used in this driver are initialize inside this header.h file
Now we have two header file:
#include<linux/init.h>
#include<linux/moduh>
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revision 1.7    locked by: root;
date: 2017/04/10 00:46:10; author: root; state: Exp; lines: +1 -0
add a new header file
linux/uaccess.h
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revision 1.6
date: 2017/04/08 17:25:57; author: root; state: Exp; lines: +1 -0
add new header file
linux/kernel.h
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revision 1.5
date: 2017/04/02 20:35:55; author: root; state: Exp; lines: +1 -0
new header file linux/moduleparam.h
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revision 1.4
date: 2017/03/29 21:50:52; author: root; state: Exp; lines: +1 -0
new header file linux/cdev.h
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revision 1.3
date: 2017/03/23 22:59:51; author: root; state: Exp; lines: +1 -0
New header file
<linux/slab.h>
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revision 1.2
date: 2017/03/21 17:58:59; author: root; state: Exp; lines: +1 -0
Add header file for register_chrdev
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revision 1.1
date: 2017/03/21 16:00:13; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: init_func.c,v
Working file: init_func.c
head: 1.29
branch:
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        root: 1.29
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total revisions: 29;    selected revisions: 29
description:
This is initialization function
Which indicate that driver is starting from this function
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revision 1.29   locked by: root;
date: 2017/04/08 21:52:24; author: root; state: Exp; lines: +1 -1
change cdev_init()
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revision 1.27
date: 2017/04/08 19:37:37; author: root; state: Exp; lines: +6 -6
remove error
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revision 1.26
date: 2017/04/08 19:34:52; author: root; state: Exp; lines: +11 -7
initializing the dev
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revision 1.25
date: 2017/04/08 17:28:10; author: root; state: Exp; lines: +6 -6
remove errors
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revision 1.24
date: 2017/04/02 23:58:19; author: root; state: Exp; lines: +1 -0
revision 1.23
date: 2017/04/02 21:19:32; author: root; state: Exp; lines: +2 -0
testing
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revision 1.22
date: 2017/04/02 21:12:24; author: root; state: Exp; lines: +6 -0
add prototype.h
and use of EXPORT_SYMBOL() macro
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revision 1.21
date: 2017/04/02 20:36:19; author: root; state: Exp; lines: +5 -4
remove error
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revision 1.20
date: 2017/04/02 19:57:14; author: root; state: Exp; lines: +22 -4
use module_param() macro
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revision 1.19
date: 2017/04/02 17:27:36; author: root; state: Exp; lines: +1 -1
printing the minor number from the structure cdev
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revision 1.18
date: 2017/04/02 17:21:23; author: root; state: Exp; lines: +5 -4
use of MKDEV()
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revision 1.17
date: 2017/03/29 21:55:35; author: root; state: Exp; lines: +1 -1
removing error
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revision 1.16
date: 2017/03/29 21:52:26; author: root; state: Exp; lines: +7 -1
Initialize and add device specific structure "struct cdev" using cdev_init() and cdev_add()
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revision 1.15
date: 2017/03/29 19:23:37; author: root; state: Exp; lines: +3 -0
using memset() system call flush the garbage
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revision 1.14
date: 2017/03/23 23:00:48; author: root; state: Exp; lines: +28 -12
use of kmalloc for memory allocation for *dev
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revision 1.13
date: 2017/03/23 22:39:38; author: root; state: Exp; lines: +2 -2
remove error........
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revision 1.12
date: 2017/03/23 22:32:50; author: root; state: Exp; lines: +1 -1
remove error
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revision 1.11
date: 2017/03/23 22:31:29; author: root; state: Exp; lines: +16 -1
use register_chardev_region() for reregistration of the driver
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revision 1.10
date: 2017/03/23 22:10:49; author: root; state: Exp; lines: +4 -4
remove some error
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revision 1.9
date: 2017/03/23 22:09:09; author: root; state: Exp; lines: +9 -2
Using MAJOR() MINOR() macro
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revision 1.8
date: 2017/03/23 21:57:20; author: root; state: Exp; lines: +9 -6
Add some new comments
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revision 1.7
date: 2017/03/21 19:25:33; author: root; state: Exp; lines: +1 -1
put \n in last printk() statement
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revision 1.6
date: 2017/03/21 19:18:35; author: root; state: Exp; lines: +6 -4
alloc_chrdev_region() system call use to insert the driver into kernel
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revision 1.5
date: 2017/03/21 18:15:26; author: root; state: Exp; lines: +2 -2
*** empty log message ***
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revision 1.4
date: 2017/03/21 18:00:58; author: root; state: Exp; lines: +1 -1
Give file_opers as argument
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revision 1.3
date: 2017/03/21 17:27:55; author: root; state: Exp; lines: +1 -1
add extern_var.h file
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revision 1.2
date: 2017/03/21 17:25:12; author: root; state: Exp; lines: +38 -3
Registering the driver into the driver table using register_chrdev() system call\
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revision 1.1
date: 2017/03/21 16:03:46; author: root; state: Exp;
Initial revision
=============================================================================

ankitkhasa543

RCS file: macro.h,v
Working file: macro.h
head: 1.5
branch:
locks: strict
        root: 1.5
access list:
symbolic names:
keyword substitution: kv
total revisions: 5;     selected revisions: 5
description:
All user defined macros are given inside this macro.h file
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revision 1.5    locked by: root;
date: 2017/04/09 21:35:19; author: root; state: Exp; lines: +2 -2
*** empty log message ***
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revision 1.4
date: 2017/04/08 21:14:21; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.3
date: 2017/04/02 19:56:48; author: root; state: Exp; lines: +16 -0
take all new extern variables macro
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revision 1.2
date: 2017/03/21 19:14:45; author: root; state: Exp; lines: +5 -1
two new macro:
NO_OF_DEVICES
MINER_NO
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revision 1.1
date: 2017/03/21 17:21:58; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: mymodule.c,v
Working file: mymodule.c
head: 1.2
branch:
locks: strict
        root: 1.2
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symbolic names:
keyword substitution: kv
total revisions: 2;     selected revisions: 2
description:
New modules file
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revision 1.2    locked by: root;
date: 2017/04/08 17:28:24; author: root; state: Exp; lines: +3 -3
remove errors
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revision 1.1
date: 2017/04/02 21:13:11; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: opendev.c,v
Working file: opendev.c
head: 1.5
branch:
locks: strict
        root: 1.5
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symbolic names:
keyword substitution: kv
total revisions: 5;     selected revisions: 5
description:
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revision 1.5    locked by: root;
date: 2017/04/08 18:41:58; author: root; state: Exp; lines: +1 -1
---------------------------
revision 1.3
date: 2017/04/08 18:31:51; author: root; state: Exp; lines: +1 -1
remove error
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revision 1.2
date: 2017/04/08 17:28:33; author: root; state: Exp; lines: +25 -3
Use container_of macro
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revision 1.1
date: 2017/04/02 23:58:20; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: prototype.h,v
Working file: prototype.h
head: 1.7
branch:
locks: strict
        root: 1.7
access list:
symbolic names:
keyword substitution: kv
total revisions: 7;     selected revisions: 7
description:
All function declaration is given inside this .h file
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revision 1.7    locked by: root;
date: 2017/04/09 23:23:05; author: root; state: Exp; lines: +1 -1
add a new function declaration
create_scull()
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revision 1.6
date: 2017/04/09 21:35:22; author: root; state: Exp; lines: +1 -0
*** empty log message ***
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revision 1.5
date: 2017/04/09 17:33:53; author: root; state: Exp; lines: +2 -2
remove error
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revision 1.4
date: 2017/04/09 17:00:58; author: root; state: Exp; lines: +2 -0
iclaration of two new function
writedev()
readev()
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revision 1.3
date: 2017/04/08 17:27:20; author: root; state: Exp; lines: +1 -0
Add a new function declaration trim()
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revision 1.2
date: 2017/04/02 23:58:19; author: root; state: Exp; lines: +2 -0
*** empty log message ***
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revision 1.1
date: 2017/04/02 21:11:40; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: readdev.c,v
Working file: readdev.c
head: 1.2
branch:
locks: strict
        root: 1.2
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keyword substitution: kv
total revisions: 2;     selected revisions: 2
description:
Use to read the data from the device mainly used in keyboard
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revision 1.2    locked by: root;
date: 2017/04/09 17:33:55; author: root; state: Exp; lines: +1 -1
remove error
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revision 1.1
date: 2017/04/09 17:02:36; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: releasedev.c,v
Working file: releasedev.c
head: 1.2
branch:
locks: strict
        root: 1.2
access list:
symbolic names:
keyword substitution: kv
total revisions: 2;     selected revisions: 2
description:
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revision 1.2    locked by: root;
date: 2017/04/08 17:29:05; author: root; state: Exp; lines: +3 -3
remove errors
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revision 1.1
date: 2017/04/02 23:58:21; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: structure.h,v
Working file: structure.h
head: 1.8
branch:
locks: strict
        root: 1.8
access list:
symbolic names:
keyword substitution: kv
total revisions: 8;     selected revisions: 8
description:
Structures definition and their declaration is given inside this structure.h file
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revision 1.8    locked by: root;
date: 2017/04/09 23:23:31; author: root; state: Exp; lines: +1 -1
take qset *first
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revision 1.7
date: 2017/04/09 21:35:22; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.6
date: 2017/04/02 23:58:19; author: root; state: Exp; lines: +0 -10
*** empty log message ***
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revision 1.5
date: 2017/03/29 21:51:17; author: root; state: Exp; lines: +5 -0
*** empty log message ***
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revision 1.4
date: 2017/03/23 23:06:19; author: root; state: Exp; lines: +10 -8
remove :: const struct file_operations file_opers
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revision 1.3
date: 2017/03/23 23:00:32; author: root; state: Exp; lines: +14 -0
SCULL structure
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revision 1.2
date: 2017/03/21 17:59:38; author: root; state: Exp; lines: +1 -1
A const struct file_operation variable is declarer
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revision 1.1
date: 2017/03/21 17:22:42; author: root; state: Exp;
Initial revision
=============================================================================

ankitkhasa543

CS file: trimdev.c,v
Working file: trimdev.c
head: 1.1
branch:
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        root: 1.1
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keyword substitution: kv
total revisions: 1;     selected revisions: 1
description:
Use to remove the garbage from the node
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revision 1.1    locked by: root;
date: 2017/04/08 17:29:14; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: writedev.c,v
Working file: writedev.c
head: 1.5
branch:
locks: strict
        root: 1.5
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keyword substitution: kv
total revisions: 5;     selected revisions: 5
description:
Send the data to the devic3
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revision 1.5    locked by: root;
date: 2017/04/10 00:46:40; author: root; state: Exp; lines: +28 -2
use of
copy_from_user() macro
to read the data from user
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revision 1.4
date: 2017/04/09 23:25:28; author: root; state: Exp; lines: +1 -2
Write operation
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revision 1.3
date: 2017/04/09 21:35:24; author: root; state: Exp; lines: +14 -3
*** empty log message ***
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revision 1.2
date: 2017/04/09 17:33:58; author: root; state: Exp; lines: +1 -1
remove error
----------------------------
revision 1.1
date: 2017/04/09 17:03:45; author: root; state: Exp;
Initial revision
=============================================================================
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 682,1         Bot

rohitjangra096

Project:-05 character_driver

logfile of character driver:

RCS file: clean_up.c,v
Working file: clean_up.c
head: 1.3
branch:
locks: strict
        root: 1.3
access list:
symbolic names:
keyword substitution: kv
total revisions: 3;     selected revisions: 3
description:
clean_up function contains system calls to unregister the driver.
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revision 1.3    locked by: root;
date: 2017/04/09 09:30:27; author: root; state: Exp; lines: +5 -5
*** empty log message ***
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revision 1.2
date: 2017/04/09 09:02:41; author: root; state: Exp; lines: +1 -0
*** empty log message ***
----------------------------
revision 1.1
date: 2017/04/09 04:26:40; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: create_scull.c,v
Working file: create_scull.c
head: 1.18
branch:
locks: strict
        root: 1.18
access list:
symbolic names:
keyword substitution: kv
total revisions: 18;    selected revisions: 18
description:
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revision 1.18   locked by: root;
date: 2017/04/11 09:42:25; author: root; state: Exp; lines: +2 -3
*** empty log message ***
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revision 1.17
date: 2017/04/11 05:56:53; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.16
date: 2017/04/11 05:26:57; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.15
date: 2017/04/11 05:22:59; author: root; state: Exp; lines: +2 -2
*** empty log message ***
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revision 1.14
date: 2017/04/11 05:18:25; author: root; state: Exp; lines: +6 -0
*** empty log message ***
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revision 1.13
date: 2017/04/11 05:11:50; author: root; state: Exp; lines: +3 -3
*** empty log message ***
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revision 1.12
date: 2017/04/11 04:54:58; author: root; state: Exp; lines: +6 -5
*** empty log message ***
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revision 1.11
date: 2017/04/10 12:57:40; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.10
date: 2017/04/10 12:00:22; author: root; state: Exp; lines: +3 -3
*** empty log message ***
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revision 1.9
date: 2017/04/10 11:35:06; author: root; state: Exp; lines: +46 -1
*** empty log message ***
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revision 1.8
date: 2017/04/10 09:33:06; author: root; state: Exp; lines: +40 -5
*** empty log message ***
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revision 1.7
date: 2017/04/09 11:26:33; author: root; state: Exp; lines: +2 -0
*** empty log message ***
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revision 1.6
date: 2017/04/09 10:37:58; author: root; state: Exp; lines: +1 -2
*** empty log message ***
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revision 1.5
date: 2017/04/09 10:10:28; author: root; state: Exp; lines: +2 -4
*** empty log message ***
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revision 1.4
date: 2017/04/09 09:37:22; author: root; state: Exp; lines: +11 -2
*** empty log message ***
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revision 1.3
date: 2017/04/09 08:54:53; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.2
date: 2017/04/09 05:28:13; author: root; state: Exp; lines: +4 -1
*** empty log message ***
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revision 1.1
date: 2017/04/09 04:32:33; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: external_var.h,v
Working file: external_var.h
head: 1.2
branch:
locks: strict
        root: 1.2
access list:
symbolic names:
keyword substitution: kv
total revisions: 2;     selected revisions: 2
description:
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revision 1.2    locked by: root;
date: 2017/04/09 09:30:31; author: root; state: Exp; lines: +1 -1

rohitjangra096

*** empty log message ***
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revision 1.1
date: 2017/04/09 04:33:16; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: file_operation.h,v
Working file: file_operation.h
head: 1.1
branch:
locks: strict
        root: 1.1
access list:
symbolic names:
keyword substitution: kv
total revisions: 1;     selected revisions: 1
description:
----------------------------
revision 1.1    locked by: root;
date: 2017/04/09 04:33:17; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: headers.h,v
Working file: headers.h
head: 1.2
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keyword substitution: kv
total revisions: 2;     selected revisions: 2
description:
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revision 1.2    locked by: root;
date: 2017/04/10 12:57:42; author: root; state: Exp; lines: +1 -0
*** empty log message ***
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revision 1.1
date: 2017/04/09 04:33:17; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: init.c,v
Working file: init.c
head: 1.7
branch:
locks: strict
        root: 1.7
access list:
symbolic names:
keyword substitution: kv
total revisions: 7;     selected revisions: 7
description:
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revision 1.7    locked by: root;
date: 2017/04/10 09:33:07; author: root; state: Exp; lines: +0 -1
*** empty log message ***
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revision 1.6
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revision 1.3
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revision 1.2
date: 2017/04/09 05:49:42; author: root; state: Exp; lines: +2 -1
,
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revision 1.1
date: 2017/04/09 04:33:01; author: root; state: Exp;
Initial revision
=============================================================================

rohitjangra096

RCS file: macro.h,v
Working file: macro.h
head: 1.5
branch:
locks: strict
        root: 1.5
access list:
symbolic names:
keyword substitution: kv
total revisions: 5;     selected revisions: 5
description:
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revision 1.5    locked by: root;
date: 2017/04/10 11:35:08; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.4
date: 2017/04/09 11:31:21; author: root; state: Exp; lines: +1 -1
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revision 1.3
date: 2017/04/09 09:37:24; author: root; state: Exp; lines: +1 -1
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revision 1.2
date: 2017/04/09 09:30:31; author: root; state: Exp; lines: +1 -1
*** empty log message ***
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revision 1.1
date: 2017/04/09 04:33:18; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: myModule.c,v
Working file: myModule.c
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revision 1.1    locked by: root;
date: 2017/04/09 04:33:13; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: opendev.c,v
Working file: opendev.c
head: 1.1
branch:
locks: strict
        root: 1.1
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revision 1.1    locked by: root;
date: 2017/04/09 04:33:14; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: releasedev.c,v
Working file: releasedev.c
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revision 1.1    locked by: root;
date: 2017/04/09 04:33:15; author: root; state: Exp;
Initial revision
=============================================================================

rohitjangra096

RCS file: releasedev.c,v
Working file: releasedev.c
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----------------------------
revision 1.1    locked by: root;
date: 2017/04/09 04:33:15; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: structure.h,v
Working file: structure.h
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revision 1.3    locked by: root;
date: 2017/04/10 09:33:10; author: root; state: Exp; lines: +3 -3
*** empty log message ***
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revision 1.2
date: 2017/04/09 05:28:16; author: root; state: Exp; lines: +1 -1
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revision 1.1
date: 2017/04/09 04:33:18; author: root; state: Exp;
Initial revision
=============================================================================

rohitjangra096

RCS file: trimdev.c,v
Working file: trimdev.c
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revision 1.1    locked by: root;
date: 2017/04/09 04:33:15; author: root; state: Exp;
Initial revision
=============================================================================

RCS file: writedev.c,v
Working file: writedev.c
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revision 1.13   locked by: root;
date: 2017/04/11 05:37:07; author: root; state: Exp; lines: +1 -1
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date: 2017/04/11 04:54:59; author: root; state: Exp; lines: +1 -1
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revision 1.1
date: 2017/04/09 04:33:15; author: root; state: Exp;
Initial revision

ankitkhasa543

Trimming and Seeking are Done

ankitkhasa543

Trimming:
                     Deallocating of already allocated memory before writing on to the SCULL
                     Deallocating of memory after reading the data

Seeking:
                     seek the file position pointer according to the origin like:
   1 SEEK_SET
   2 SEEK_END
   3 SEEK_CUR

ankitkhasa543

RCS file: lseekdev.c,v
Working file: lseekdev.c
head: 1.6
branch:
locks: strict
        root: 1.6
access list:
symbolic names:
keyword substitution: kv
total revisions: 6;     selected revisions: 6
description:
For seeking operation
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revision 1.6    locked by: root;
date: 2017/04/15 17:41:06; author: root; state: Exp; lines: +7 -7
removing run time error
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revision 1.5
date: 2017/04/15 17:08:01; author: root; state: Exp; lines: +18 -5
lseekdev() is a function which is maped by the lseek system call
to perform seek operation according to the origen
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revision 1.4
date: 2017/04/14 23:24:00; author: root; state: Exp; lines: +3 -3
removing error
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revision 1.3
date: 2017/04/14 23:23:05; author: root; state: Exp; lines: +1 -1
Use switch statement for
SEEK_SET
SEEK_END
SEEK_CUR
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revision 1.2
date: 2017/04/14 23:22:28; author: root; state: Exp; lines: +1 -0
remove error from if()
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revision 1.1
date: 2017/04/14 23:21:19; author: root; state: Exp;
Initial revision
=============================================================================
RCS file: readdev.c,v
Working file: readdev.c
head: 1.20
branch:
locks: strict
        root: 1.20
access list:
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keyword substitution: kv
total revisions: 20;    selected revisions: 20
description:
Use to read the data from the device mainly used in keybord
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revision 1.20   locked by: root;
date: 2017/04/15 19:11:07; author: root; state: Exp; lines: +1 -1
debugger
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revision 1.19
date: 2017/04/15 19:06:01; author: root; state: Exp; lines: +1 -1
Final testing for the seeking operation
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revision 1.18
date: 2017/04/15 19:01:33; author: root; state: Exp; lines: +1 -1
Debugging the problems
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revision 1.17
date: 2017/04/15 18:57:55; author: root; state: Exp; lines: +2 -6
removing errors
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revision 1.16
date: 2017/04/15 18:52:37; author: root; state: Exp; lines: +1 -1
debugging
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revision 1.15
date: 2017/04/15 18:40:17; author: root; state: Exp; lines: +1 -1
Debugging the program
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revision 1.14
date: 2017/04/15 18:35:49; author: root; state: Exp; lines: +5 -8
remove temp2

/
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revision 1.13
date: 2017/04/15 18:24:09; author: root; state: Exp; lines: +1 -1
Try to print the no of char successful write
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revision 1.12
date: 2017/04/15 18:23:24; author: root; state: Exp; lines: +2 -1
checking for error
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revision 1.11
date: 2017/04/15 18:13:17; author: root; state: Exp; lines: +10 -0
debugging
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revision 1.10
date: 2017/04/15 18:02:51; author: root; state: Exp; lines: +1 -0
remove the error
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revision 1.9
date: 2017/04/15 17:56:26; author: root; state: Exp; lines: +3 -3
put a new condition inside if(nocsr < lsize)
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revision 1.8
date: 2017/04/15 17:47:51; author: root; state: Exp; lines: +1 -1
change the local size value to file position
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revision 1.7
date: 2017/04/15 17:41:17; author: root; state: Exp; lines: +3 -3
removing run time error
----------------------------
revision 1.6
date: 2017/04/15 17:09:30; author: root; state: Exp; lines: +24 -3
now read dev work on the lseek operations
----------------------------
revision 1.5
date: 2017/04/14 22:09:32; author: root; state: Exp; lines: +1 -0
trimming after reading
----------------------------
revision 1.4
date: 2017/04/12 00:03:26; author: root; state: Exp; lines: +90 -6
reading the data
with using copy_to_user() micro
----------------------------
revision 1.3
date: 2017/04/11 21:47:48; author: root; state: Exp; lines: +1 -1
empty
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revision 1.2
date: 2017/04/09 17:33:55; author: root; state: Exp; lines: +1 -1
remove error
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revision 1.1
date: 2017/04/09 17:02:36; author: root; state: Exp;
Initial revision
=============================================================================

Batch-91 (Project -> 05 Character Driver)

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