40 lines
933 B
C
40 lines
933 B
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <unistd.h>
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const char *path = "/tmp/socket_test";
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void handle_error(char *txt)
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{
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perror(txt);
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exit(1);
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}
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int main()
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{
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int fd;
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struct sockaddr_un my_addr, serv_addr;
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memset(&my_addr, 0, sizeof(struct sockaddr_un));
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my_addr.sun_family = AF_UNIX;
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strncpy(my_addr.sun_path, path, sizeof(my_addr.sun_path) - 1);
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memset(&serv_addr, 0, sizeof(struct sockaddr_un));
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serv_addr.sun_family = AF_UNIX;
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strncpy(serv_addr.sun_path, path, sizeof(serv_addr.sun_path) - 1);
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if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
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handle_error("socket");
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if (connect(fd, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) == -1)
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handle_error("connect");
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double d1 = 21.1;
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write(fd, (void *)&d1, sizeof(double));
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printf("%f\n", d1);
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close(fd);
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return 0;
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}
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