52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
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/* Copyright (c) 2022 Jacky Yin */
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#include <assert.h>
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#include <stdio.h>
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#include <arpa/inet.h>
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#include <errno.h>
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#include <netinet/tcp.h>
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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/time.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include "sockfilter.skel.h"
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#define SO_ATTACH_BPF 50
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int main(int argc, char **argv)
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{
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struct sockfilter_bpf *skel;
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int err, prog_fd, sock;
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/* Load and verify BPF programs*/
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skel = sockfilter_bpf__open_and_load();
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if (!skel) {
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fprintf(stderr, "Failed to open and load BPF skeleton\n");
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return 1;
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}
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printf("[Client] Create TCP socket\n");
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// TODO: add socket api from wasi
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// sock = socket(AF_INET, SOCK_STREAM, 0);
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// if (sock == -1) {
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// perror("Create socket failed");
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// return EXIT_FAILURE;
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// }
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// /* Attach BPF program to raw socket */
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// prog_fd = bpf_program__fd(skel->progs.socket_handler);
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// if (setsockopt(sock, SOL_SOCKET, SO_ATTACH_BPF, &prog_fd, sizeof(prog_fd))) {
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// err = -3;
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// fprintf(stderr, "Failed to attach to raw socket\n");
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// goto cleanup;
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// }
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sleep(10);
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cleanup:
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sockfilter_bpf__destroy(skel);
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return -err;
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}
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