#include "shm_socket.h"
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#include "usg_common.h"
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#include "shm_mm_wraper.h"
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#include "shm_socket.h"
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#include "usg_common.h"
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#include "shm_mm_wraper.h"
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typedef struct Targ {
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int port;
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int id;
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}Targ;
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void server(int port) {
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pthread_t tid;
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shm_socket_t *socket = shm_open_socket(SHM_SOCKET_DGRAM);
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shm_socket_bind(socket, port);
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char *buf;
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int size;
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int remotePort;
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char sendbuf[512];
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while( shm_recvfrom(socket, (void **)&buf, &size, &remotePort) == 0) {
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sprintf(sendbuf, "RECEIVED:%s", buf);
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printf("received from %d:%s\n", remotePort, buf);
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shm_sendto(socket, (void *)sendbuf, strlen(sendbuf) + 1, remotePort);
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free(buf);
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}
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shm_close_socket(socket);
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}
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void client(int port) {
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shm_socket_t *socket = shm_open_socket(SHM_SOCKET_DGRAM);
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int size;
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char *recvbuf;
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char sendbuf[512];
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int remote_port;
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while(true) {
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printf("request: ");
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scanf("%s", sendbuf);
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shm_sendto(socket, sendbuf, strlen(sendbuf)+1, port) ;
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shm_recvfrom(socket, (void **)&recvbuf, &size, &remote_port);
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printf("reply from (%d): %s\n", remote_port, recvbuf);
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free(recvbuf);
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}
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shm_close_socket(socket);
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}
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int main(int argc, char *argv[]) {
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shm_mm_wrapper_init(512);
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int port;
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if (argc < 3) {
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fprintf(stderr, "Usage: reqrep %s|%s <PORT> ...\n", "server", "client");
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return 1;
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}
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port = atoi(argv[2]);
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if (strcmp("server", argv[1]) == 0 ) {
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server(port);
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}
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if (strcmp("client", argv[1]) == 0)
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client(port);
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shm_mm_wrapper_destroy();
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// fprintf(stderr, "Usage: reqrep %s|%s <URL> ...\n", "server", "client");
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return 0;
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}
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