Question

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <pthread.h> #include <unistd.h> char* decrypt(char* str_message, int key){ // Fill in this function... return str_message; } void decrypt_thread(void arg) { } int key = 2; // shift 2 times to decrypt the message char str_message / ??? /; decrypt(str_message, key); void usr = malloc(strlen(str_message) + 1); // +1 for null terminator strcpy(usr, str_message); /* ??? / // Hint 1: You can use strlen function to find the length of the string for malloc function. // Hint 2: You can use strcpy function to copy the decrypted message to the allocated memory. // Notice: Do not return use pthread_exit function to return the decrypted message. int main(){ pthread_t t1, t2; //THREAD YAPISI IÇIN MEMORY DE YER AÇTIM char str_message1 = strdup("FKUEQXGTA"); char str_message2 = strdup ("OKUUKQP"); void first; // it will be used to store the return value of the first thread void second; // it will be used to store the return value of the second thread / Fill in this part... 1. Create threads 2. join threads 3. print the decrypted messages 4. free memory */ pthread_exit(NULL);

          #include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <unistd.h>
char* decrypt(char* str_message, int key){
// Fill in this function...
return str_message;
}
void *decrypt_thread(void *arg)
{
}
int key = 2; // shift 2 times to decrypt the message
char *str_message
/* ??? */;
decrypt(str_message, key);
void *usr = malloc(strlen(str_message) + 1); // +1 for null terminator
strcpy(usr, str_message);
/* ??? */
// Hint 1: You can use strlen function to find the length of the string for malloc function.
// Hint 2: You can use strcpy function to copy the decrypted message to the allocated memory.
// Notice: Do not return use pthread_exit function to return the decrypted message.
int main(){
pthread_t t1, t2; //THREAD YAPISI IÇIN MEMORY DE YER AÇTIM
char *str_message1 = strdup("FKUEQXGTA");
char *str_message2 = strdup ("OKUUKQP");
void *first; // it will be used to store the return value of the first thread
void *second; // it will be used to store the return value of the second thread
/*
Fill in this part...
1. Create threads
2. join threads
3. print the decrypted messages
4. free memory
*/
pthread_exit(NULL);

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <unistd.h>
char* decrypt(char* strmessage, int key)
// Fill in this function...
return strmessage;

void *decryptthread(void *arg)

int key = 2; // shift 2 times to decrypt the message
char *strmessage
/* ??? */;
decrypt(strmessage, key);
void *usr = malloc(strlen(strmessage) + 1); // +1 for null terminator
strcpy(usr, strmessage);
/* ??? */
// Hint 1: You can use strlen function to find the length of the string for malloc function.
// Hint 2: You can use strcpy function to copy the decrypted message to the allocated memory.
// Notice: Do not return use pthreadexit function to return the decrypted message.
int main()
pthreadt t1, t2; //THREAD YAPISI IÇIN MEMORY DE YER AÇTIM
char *strmessage1 = strdup("FKUEQXGTA");
char *strmessage2 = strdup ("OKUUKQP");
void *first; // it will be used to store the return value of the first thread
void *second; // it will be used to store the return value of the second thread
/*
Fill in this part...
1. Create threads
2. join threads
3. print the decrypted messages
4. free memory
*/
pthreadexit(NULL);

Added by Stephanie J.

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