Red Bear OS
1b3e94a20d
From release 0.1.0 pre-patched archive. This includes all Red Bear modifications previously maintained as patches in local/patches/relibc/.
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
#include <sys/socket.h>
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#include <netinet/in.h>
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#include <string.h>
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#include "test_helpers.h"
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int main(void)
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{
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int status;
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int server_fd = socket(AF_INET, SOCK_DGRAM, 0);
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ERROR_IF(socket, server_fd, == -1);
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struct sockaddr_in addr =
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{
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.sin_family = AF_INET,
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.sin_addr = { .s_addr = htonl(0x7F000001 /* 127.0.0.1 */) },
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.sin_port = htons(0),
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};
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struct sockaddr* saddr = (struct sockaddr*)&addr;
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socklen_t addr_len = sizeof(struct sockaddr_in);
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status = bind(server_fd, saddr, addr_len);
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ERROR_IF(bind, status, == -1);
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status = getsockname(server_fd, saddr, &addr_len);
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ERROR_IF(getsockname, status, == -1);
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int client_fd = socket(AF_INET, SOCK_DGRAM, 0);
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ERROR_IF(socket, client_fd, == -1);
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status = connect(client_fd, saddr, addr_len);
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ERROR_IF(connect, status, == -1);
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struct sockaddr_in name;
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struct sockaddr* sname = (struct sockaddr*)&name;
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socklen_t name_len = sizeof(struct sockaddr_in);
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status = getsockname(client_fd, sname, &name_len);
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ERROR_IF(getsockname, status, == -1);
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char *c = "bar";
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status = sendto(server_fd, c, 4, 0, sname, name_len);
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ERROR_IF(sendto, status, == -1);
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struct sockaddr_in from;
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struct sockaddr* sfrom = (struct sockaddr*)&from;
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socklen_t from_len = sizeof(struct sockaddr_in);
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char x[4];
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ssize_t amount = recvfrom(client_fd, x, 4, 0, sfrom, &from_len);
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ERROR_IF(recvfrom, amount, == -1);
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UNEXP_IF(recvfrom, amount, != 4);
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status = strcmp(c, x);
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printf("sendto %s\n", c);
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printf("recvfrom %s\n", x);
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UNEXP_IF(strcmp, status, != 0);
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}
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