From 6bf3ef76045504279e6ed23760c1c4c325b67068 Mon Sep 17 00:00:00 2001
From: Vipin Thomas <vipin.thomas@stud.th-deg.de>
Date: Sat, 5 Jun 2021 17:40:21 +0000
Subject: [PATCH] Update pixel.cpp, Source_program.c files
---
Source_program.c | 98 ++++++++++++++++++++++++++++++++++++++++++++++++
pixel.cpp | 2 +-
2 files changed, 99 insertions(+), 1 deletion(-)
create mode 100644 Source_program.c
diff --git a/Source_program.c b/Source_program.c
new file mode 100644
index 0000000..3b32952
--- /dev/null
+++ b/Source_program.c
@@ -0,0 +1,98 @@
+#include <math.h>
+#include <stdio.h>
+
+static int count_streams = 0;
+static long long charIn=0;
+int arr[8]={255,254,253,252,251,250,249,248};
+
+long long convert(int n);
+
+long long toAscii(char c);
+int convertBinInt(long long n);
+void stegno(char c);
+char stegnoDcrypt(int arr[]);
+
+
+void main() {
+
+ stegno('c');
+ printf("%c \n",stegnoDcrypt(arr));
+
+
+}
+
+void stegno(char c){
+
+ charIn=toAscii(c);
+ int addNum;
+
+ for(int i=0; i<8;i++){
+
+ addNum=charIn%10;
+
+ charIn=(int)charIn/10;
+
+ arr[i]= convertBinInt((convert(arr[i])/10)*10+addNum);
+
+ printf("%d \n",arr[i]);
+
+ }
+
+
+}
+
+char stegnoDcrypt(int arr[]){
+ int decrpyt=0;
+ long long asciiNum=0;
+ int asciiVal=0;
+
+ //int arr[8]={255,254,253,252,251,250,249,248};
+
+ for(int i=7; i>=0;i--){
+
+ decrpyt=convert(arr[i])%10;
+ printf("%d\n",decrpyt);
+
+ asciiNum=asciiNum*10+decrpyt;
+
+ // ascii=> ascii*10 + lsb
+
+ }
+
+ asciiVal= convertBinInt(asciiNum);
+ printf("%d\n",asciiVal);
+ return (char)asciiVal;
+
+}
+
+long long convert(int n) {
+ long long bin = 0;
+ int rem, i = 1, step = 1;
+ while (n != 0) {
+ rem = n % 2;
+ n /= 2;
+ bin += rem * i;
+ i *= 10;
+ }
+ return bin;
+}
+
+int convertBinInt(long long n) {
+ int dec = 0, i = 0, rem;
+ while (n != 0) {
+ rem = n % 10;
+ n /= 10;
+ dec += rem * pow(2, i);
+ ++i;
+ }
+ return dec;
+}
+
+long long toAscii(char c) {
+ int n=(int)c;
+ long long bin = convert(n);
+ return bin;
+}
+
+
+
diff --git a/pixel.cpp b/pixel.cpp
index 46f0dcc..ecb2850 100644
--- a/pixel.cpp
+++ b/pixel.cpp
@@ -6,7 +6,7 @@ using namespace std;
typedef ap_axis<32,0,0,0> pkt_t;
static int count_streams = 0;
-static long long charIn=1;
+static long long charIn=0;
long long convert(int n)
long long toAscii(chr number);
--
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