EmbLogic » Vishal Chopra https://www.emblogic.com/blog Embedded System and ARM Training Tue, 03 Mar 2020 13:00:06 +0000 en-US hourly 1 http://wordpress.org/?v=3.9.1 Quick Sort using recursion https://www.emblogic.com/blog/05/quick-sort-using-recursion/ https://www.emblogic.com/blog/05/quick-sort-using-recursion/#comments Fri, 01 May 2015 07:36:57 +0000 http://www.emblogic.com/blog/?p=12646 Continue reading →]]> RCS file: quick_sort.c,v
Working file: quick_sort.c
head: 1.2
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total revisions: 2; selected revisions: 2
description:
Sorting the array using quick sort technique and recursive function.
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revision 1.2 locked by: vishal;
date: 2015/05/01 07:33:45; author: vishal; state: Exp; lines: +36 -29
Change the pivot index, make it constant with default value init.
Also change the temination condition of the recursion.
That is if last is less then or equal to init function will return value.
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revision 1.1
date: 2015/04/28 15:18:30; author: vishal; state: Exp;
Initial revision
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]]> https://www.emblogic.com/blog/05/quick-sort-using-recursion/feed/ 0 Insert the driver into the kernel and remove the driver from kernel https://www.emblogic.com/blog/04/insert-the-driver-into-the-kernel-and-remove-the-driver-from-kernel/ https://www.emblogic.com/blog/04/insert-the-driver-into-the-kernel-and-remove-the-driver-from-kernel/#comments Sat, 25 Apr 2015 11:24:58 +0000 http://www.emblogic.com/blog/?p=12630 Continue reading →]]> RCS file: init.c,v
Working file: init.c
head: 1.6
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Print a statement in the kernel
Register in the kernel.
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revision 1.6 locked by: emblogic;
date: 2015/04/25 11:05:53; author: emblogic; state: Exp; lines: +13 -0
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revision 1.5
date: 2015/04/25 10:24:58; author: emblogic; state: Exp; lines: +12 -1
Memory is allocated in the kernel by using kmalloc.
cdev is initalize by using cdev_init.
after initialization its value is added.
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revision 1.4
date: 2015/04/25 07:45:30; author: emblogic; state: Exp; lines: +31 -7
Register the module in the kernel by using aloc_chardev_region.
Also input the value of the nod from the user.
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revision 1.3
date: 2015/04/24 12:33:08; author: emblogic; state: Exp; lines: +1 -1
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revision 1.2
date: 2015/04/24 12:21:54; author: emblogic; state: Exp; lines: +2 -2
*** empty log message ***
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revision 1.1
date: 2015/04/24 11:40:51; author: emblogic; state: Exp;
Initial revision
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RCS file: clean.c,v
Working file: clean.c
head: 1.4
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total revisions: 4; selected revisions: 4
description:
Include the file_operation structure.
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revision 1.4 locked by: emblogic;
date: 2015/04/25 11:05:56; author: emblogic; state: Exp; lines: +1 -1
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revision 1.3
date: 2015/04/25 10:33:10; author: emblogic; state: Exp; lines: +3 -0
Cleaning process is reverse of the initalization.
first cdev struct is remove from the device table.
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revision 1.2
date: 2015/04/25 07:51:20; author: emblogic; state: Exp; lines: +12 -4
Unregister the module from the kernel.
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revision 1.1
date: 2015/04/24 11:41:38; author: emblogic; state: Exp;
Initial revision
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]]> https://www.emblogic.com/blog/04/insert-the-driver-into-the-kernel-and-remove-the-driver-from-kernel/feed/ 0 Three different thread exclusively work to open, read and write operation. https://www.emblogic.com/blog/04/three-different-thread-exclusively-work-to-open-read-and-write-operation/ https://www.emblogic.com/blog/04/three-different-thread-exclusively-work-to-open-read-and-write-operation/#comments Tue, 21 Apr 2015 16:50:00 +0000 http://www.emblogic.com/blog/?p=12585 Continue reading →]]> RCS file: multi_thread.c,v
Working file: multi_thread.c
head: 1.1
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total revisions: 1; selected revisions: 1
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Three different thread is created to open a file read the data from the file and write on some other file exclusively.
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revision 1.1 locked by: vishal;
date: 2015/04/21 16:46:47; author: vishal; state: Exp;
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]]> https://www.emblogic.com/blog/04/three-different-thread-exclusively-work-to-open-read-and-write-operation/feed/ 0 Sort the matrix using double pointer https://www.emblogic.com/blog/02/sort-the-matrix-using-double-pointer/ https://www.emblogic.com/blog/02/sort-the-matrix-using-double-pointer/#comments Fri, 27 Feb 2015 20:03:38 +0000 http://www.emblogic.com/blog/?p=12354 Continue reading →]]> RCS file: sortmat.c,v
Working file: sortmat.c
head: 1.1
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total revisions: 1; selected revisions: 1
description:
Sort the matrix using double pointer
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revision 1.1 locked by: vishal;
date: 2015/02/27 20:01:49; author: vishal; state: Exp;
Initial revision

]]> https://www.emblogic.com/blog/02/sort-the-matrix-using-double-pointer/feed/ 0 Read and write the data using pipe https://www.emblogic.com/blog/02/read-and-write-the-data-using-pipe/ https://www.emblogic.com/blog/02/read-and-write-the-data-using-pipe/#comments Fri, 27 Feb 2015 19:56:22 +0000 http://www.emblogic.com/blog/?p=12351 Continue reading →]]> RCS file: header.h,v
Working file: header.h
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total revisions: 1; selected revisions: 1
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define structer in header.h
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revision 1.1 locked by: vishal;
date: 2015/02/27 19:38:05; author: vishal; state: Exp;
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RCS file: header.h,v
Working file: header.h
head: 1.1
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total revisions: 1; selected revisions: 1
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define structer in header.h
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revision 1.1 locked by: vishal;
date: 2015/02/27 19:38:05; author: vishal; state: Exp;
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RCS file: 1.c,v
Working file: 1.c
head: 1.2
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Receive the file descritor and read the file form the pipe.
Use the data to perforn operation.
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revision 1.2 locked by: vishal;
date: 2015/02/27 19:48:34; author: vishal; state: Exp; lines: +1 -1
Create the pipe and save the read and write file descriptor in a array.
Fork the process and create a child.
Provide another process to child using execl.
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revision 1.1
date: 2015/02/27 19:40:18; author: vishal; state: Exp;
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RCS file: extra.c,v
Working file: extra.c
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forked in this program.
Then provide another process to child by using execl.
provid the the file descriptor to new by using pipe.
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revision 1.2 locked by: vishal;
date: 2015/02/27 19:47:21; author: vishal; state: Exp; lines: +1 -1
Recevie the file descriptor from the parent file .
Read the data present in the pipe and perform operation.
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revision 1.1
date: 2015/02/27 19:38:32; author: vishal; state: Exp;
Initial revision
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]]> https://www.emblogic.com/blog/02/read-and-write-the-data-using-pipe/feed/ 0 Addition of two matrix using double pointer https://www.emblogic.com/blog/02/addition-of-two-matrix-using-double-pointer/ https://www.emblogic.com/blog/02/addition-of-two-matrix-using-double-pointer/#comments Sat, 07 Feb 2015 18:39:24 +0000 http://www.emblogic.com/blog/?p=12106 Continue reading →]]> RCS file: matrix.c,v
Working file: matrix.c
head: 1.1
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total revisions: 1; selected revisions: 1
description:
Print matrix using double pointer and function.
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revision 1.1 locked by: vishal;
date: 2015/02/07 16:45:36; author: vishal; state: Exp;
Initial revision
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RCS file: matrix.c,v
Working file: matrix.c
head: 1.5
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total revisions: 5; selected revisions: 5
description:
Print matrix using double pointer and function.
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revision 1.5 locked by: vishal;
date: 2015/02/07 18:36:19; author: vishal; state: Exp; lines: +5 -2
Correct the for loop
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revision 1.4
date: 2015/02/07 18:12:45; author: vishal; state: Exp; lines: +5 -5
Update the arguments in the print function.
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revision 1.3
date: 2015/02/07 18:05:31; author: vishal; state: Exp; lines: +40 -20
Shift the memory allocation to the function.
Create a function to add the Two matrix using double pointer.
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revision 1.2
date: 2015/02/07 17:22:47; author: vishal; state: Exp; lines: +25 -7
Using double pointer to print the two matrix
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revision 1.1
date: 2015/02/07 16:45:36; author: vishal; state: Exp;
Initial revision
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]]> https://www.emblogic.com/blog/02/addition-of-two-matrix-using-double-pointer/feed/ 0 Matrix using function and double pointer https://www.emblogic.com/blog/02/matrix-using-function-and-double-pointer/ https://www.emblogic.com/blog/02/matrix-using-function-and-double-pointer/#comments Sat, 07 Feb 2015 16:48:06 +0000 http://www.emblogic.com/blog/?p=12103 Continue reading →]]> RCS file: matrix.c,v
Working file: matrix.c
head: 1.1
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total revisions: 1; selected revisions: 1
description:
Print matrix using double pointer and function.
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revision 1.1 locked by: vishal;
date: 2015/02/07 16:45:36; author: vishal; state: Exp;
Initial revision
=============================================================================RCS file: matrix.c,v

]]> https://www.emblogic.com/blog/02/matrix-using-function-and-double-pointer/feed/ 0 Multiple data compression (Usinf function to reduce the execution time of the program also reduce the memory ) https://www.emblogic.com/blog/02/multiple-data-compression-usinf-function-to-reduce-the-execution-time-of-the-program-also-reduce-the-memory/ https://www.emblogic.com/blog/02/multiple-data-compression-usinf-function-to-reduce-the-execution-time-of-the-program-also-reduce-the-memory/#comments Fri, 06 Feb 2015 16:58:32 +0000 http://www.emblogic.com/blog/?p=12080 Continue reading →]]> RCS file: mdc.c,v
Working file: mdc.c
head: 1.16
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total revisions: 16; selected revisions: 16
description:
open the present file
And read the number of character in the file
This is done by using “header.h”
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revision 1.16 locked by: vishal;
date: 2015/02/06 15:39:55; author: vishal; state: Exp; lines: +47 -11
create the body of the function to open the file, to caluclate the number of bit compress
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revision 1.15
date: 2015/02/06 11:07:44; author: vishal; state: Exp; lines: +2 -2
*** empty log message ***
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revision 1.14
date: 2015/02/06 11:01:32; author: vishal; state: Exp; lines: +14 -2
*** empty log message ***
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revision 1.13
date: 2015/02/06 10:54:12; author: vishal; state: Exp; lines: +27 -7
*** empty log message ***
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revision 1.12
date: 2015/02/06 10:43:55; author: vishal; state: Exp; lines: +10 -5
comparess the two file simuntenouly
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revision 1.11
date: 2015/02/05 14:52:19; author: vishal; state: Exp; lines: +1 -1
correction of semicolon
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revision 1.10
date: 2015/02/05 14:51:17; author: vishal; state: Exp; lines: +19 -3
Find the number of bits data compressed by using if else ladder instead of while loop
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revision 1.9
date: 2015/02/05 14:43:55; author: vishal; state: Exp; lines: +1 -1
Find the number of bits data compressed
this is find by using for loop
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revision 1.8
date: 2015/02/05 14:24:33; author: vishal; state: Exp; lines: +20 -11
*** empty log message ***
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revision 1.7
date: 2015/02/05 12:16:36; author: vishal; state: Exp; lines: +17 -5
Compress the data by using for loop
print the number of character after comprassion
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revision 1.6
date: 2015/02/05 10:47:49; author: vishal; state: Exp; lines: +16 -7
correct of argv in “”
print the array save in the pointer
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revision 1.5
date: 2015/02/05 09:16:29; author: vishal; state: Exp; lines: +1 -1
correction if statement
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revision 1.4
date: 2015/02/05 09:14:35; author: vishal; state: Exp; lines: +2 -1
correction of malloc
print the copied string
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revision 1.3
date: 2015/02/05 09:05:38; author: vishal; state: Exp; lines: +17 -4
Store the data in the file in new pointer *ma
By using realloc
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revision 1.2
date: 2015/02/05 08:02:53; author: vishal; state: Exp; lines: +4 -4
This just the updatation of rcs file
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revision 1.1
date: 2015/02/04 18:15:38; author: vishal; state: Exp;
Initial revision
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RCS file: header.h,v
Working file: header.h
head: 1.2
branch:
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total revisions: 2; selected revisions: 2
description:
Update the rcs file
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revision 1.2 locked by: vishal;
date: 2015/02/06 15:36:09; author: vishal; state: Exp; lines: +3 -0
include the string function
also define the function to open the file
gave the function to calculate the length of data compress
design function to calculate number of bit compress
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revision 1.1
date: 2015/02/04 18:20:21; author: vishal; state: Exp;
Initial revision
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]]> https://www.emblogic.com/blog/02/multiple-data-compression-usinf-function-to-reduce-the-execution-time-of-the-program-also-reduce-the-memory/feed/ 0 Multiple Data Compression ( Find the number of bits compressed using malloc and rellaoc) https://www.emblogic.com/blog/02/multiple-data-compression-find-the-number-of-bits-compressed-using-malloc-and-rellaoc/ https://www.emblogic.com/blog/02/multiple-data-compression-find-the-number-of-bits-compressed-using-malloc-and-rellaoc/#comments Thu, 05 Feb 2015 15:00:24 +0000 http://www.emblogic.com/blog/?p=12044 Continue reading →]]> RCS file: mdc.c,v
Working file: mdc.c
head: 1.11
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total revisions: 11;    selected revisions: 11
description:
open the present file
And read the number of character in the file
This is done by using “header.h”
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revision 1.11    locked by: vishal;
date: 2015/02/05 14:52:19;  author: vishal;  state: Exp;  lines: +1 -1
correction of semicolon
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revision 1.10
date: 2015/02/05 14:51:17;  author: vishal;  state: Exp;  lines: +19 -3
Find the number of bits data compressed by using if else ladder instead of while loop
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revision 1.9
date: 2015/02/05 14:43:55;  author: vishal;  state: Exp;  lines: +1 -1
Find the number of bits data compressed
this is find by using for loop
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revision 1.8
date: 2015/02/05 14:24:33;  author: vishal;  state: Exp;  lines: +20 -11
*** empty log message ***
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revision 1.7
date: 2015/02/05 12:16:36;  author: vishal;  state: Exp;  lines: +17 -5
Compress the data by using for loop
print the number of character after comprassion
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revision 1.6
date: 2015/02/05 10:47:49;  author: vishal;  state: Exp;  lines: +16 -7
correct of argv in “”
print the array save in the pointer
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revision 1.5
date: 2015/02/05 09:16:29;  author: vishal;  state: Exp;  lines: +1 -1
correction if statement
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revision 1.4
date: 2015/02/05 09:14:35;  author: vishal;  state: Exp;  lines: +2 -1
correction of malloc
print the copied string
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revision 1.3
date: 2015/02/05 09:05:38;  author: vishal;  state: Exp;  lines: +17 -4
Store the data in the file in new pointer *ma
By using realloc
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revision 1.2
date: 2015/02/05 08:02:53;  author: vishal;  state: Exp;  lines: +4 -4
This just the updatation of rcs file
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revision 1.1
date: 2015/02/04 18:15:38;  author: vishal;  state: Exp;
Initial revision
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