stranger-lab-4

1.cpp

#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <sys/wait.h>

#include <fcntl.h>
#include <unistd.h>

const int N1 = 7;
const int N2 = 4;

int A[N1] = {1,2,3,4,5,6,7}; //массивы
// int B[N2] = {9,3,5,7};

long result1, result2;


int summa (int *array, int size )
{
    unsigned int out=0;
    for(int i=0;i<size;i++)
    {
        out+=array[i];
    }
    return out;
}
int proizved (int *array, int size)
{
    unsigned int out=1;
    for(int i=0;i<size;i++)
    {
        out*=array[i];

    }
    return out;
}

int main()
{
    int queue1 = msgget(0x1000, 0644|IPC_CREAT);
    int queue2 = msgget(0x1001, 0644|IPC_CREAT);

    //child
    unsigned int data;
    data = summa(A, N1); // calculateing data_1 for parent
    msgsnd(queue1,&data, sizeof(data), 0); // send data_1 to parent
    msgrcv(queue2, &data, sizeof(data), 0, 0); // receiveng data from parent,
    result1 = data; // save date from parent

    data = proizved(A, N1); // calc data_2 for parent
    msgsnd(queue1,&data, sizeof(data), 0); // send data_2 to parent
    msgrcv(queue2, &data, sizeof(data), 0, 0); // receive data from parent
    result2 = data; // save data from parent

    usleep(100);// for beauty print
    
    printf("B summa: %li\n", result1);
    printf("B proizved: %li\n", result2);

    _exit(0);

}

2.cpp

#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <sys/wait.h>

#include <fcntl.h>
#include <unistd.h>

const int N1 = 7;
const int N2 = 4;

// int A[N1] = {1,2,3,4,5,6,7}; //массивы
int B[N2] = {9,3,5,7};

long result1, result2;


int summa (int *array, int size )
{
    unsigned int out=0;
    for(int i=0;i<size;i++)
    {
        out+=array[i];
    }
    return out;
}
int proizved (int *array, int size)
{
    unsigned int out=1;
    for(int i=0;i<size;i++)
    {
        out*=array[i];

    }
    return out;
}

int main()
{
    int queue1 = msgget(0x1000, 0644|IPC_CREAT);
    int queue2 = msgget(0x1001, 0644|IPC_CREAT);

    pid_t pid = fork();

    //parent
    unsigned int data;
    data = summa(B, N2);
    msgsnd(queue2,&data, sizeof(data), 0);
    msgrcv(queue1, &data, sizeof(data), 0, 0);
    result1 = data;


    data = proizved(B, N2);
    msgsnd(queue2,&data, sizeof(data), 0);
    msgrcv(queue1, &data, sizeof(data), 0, 0);
    result2 = data;

    printf("A summa: %li\n", result1);
    printf("A proizved: %li\n", result2);
}