add simple test_connect example programm
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52f099f27f
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@ -6,11 +6,14 @@ LDFLAGS := -L $(PREFIX)/lib -lcrypto -losmocore -losmogsm -ltalloc
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CFLAGS += $(EXTRA_CFLAGS)
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all: l2tpd
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all: l2tpd test_connect
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l2tpd: l2tpd.o l2tpd_fsm.o l2tpd_data.o l2tpd_packet.o l2tpd_socket.c l2tpd_lapd.c crc32.c
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$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
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test_connect: test_connect.o
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$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
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%.o: %.c
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$(CC) $(CFLAGS) -c $^ -o $@
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@ -0,0 +1,102 @@
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#include <stdint.h>
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#include <stdio.h>
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#include <socket.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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#include <errno.h>
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#include <osmocom/core/socket.h>
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#include <osmocom/core/talloc.h>
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#include <osmocom/core/write_queue.h>
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#include <osmocom/core/timer.h>
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int socket_read(struct osmo_fd *bfd, unsigned int flags)
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{
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struct msgb *msg = msgb_alloc(1500, "rx unix data");
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int rc;
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printf("Socket read called\n");
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/* actually read the message from the raw IP socket */
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rc = read(bfd->fd, msg->data, msg->data_len);
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if (rc < 0) {
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printf("recievefrom failed %s\n", strerror(errno));
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return rc;
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}
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msgb_put(msg, rc);
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printf("Recv data\n");
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printf(msgb_hexdump(msg));
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printf("\n");
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msgb_free(msg);
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return 0;
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}
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int connect_bfd(struct osmo_fd *bfd, const char *sock_path)
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{
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int rc = 0;
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bfd->when = BSC_FD_READ;
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bfd->cb = socket_read;
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bfd->fd = osmo_sock_unix_init(SOCK_SEQPACKET, 0, sock_path,OSMO_SOCK_F_CONNECT);
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rc = osmo_fd_register(bfd);
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return rc;
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}
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struct osmo_timer_list timer;
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void timer_cb(void *priv)
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{
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struct osmo_fd *bfd = priv;
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const uint8_t xid_62_62[16] = {
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0xfa, 0x7d, 0xaf, 0x82, 0x80, 0x00, 0x09, 0x07, 0x01, 0x0b, 0x09, 0x01, 0x0e, 0x08, 0x01, 0x03
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};
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const uint8_t xid_0_1[16] = {
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0x02, 0x03, 0xaf, 0x82, 0x80, 0x00, 0x09, 0x07, 0x01, 0x0b, 0x09, 0x01, 0x0e, 0x08, 0x01, 0x03
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};
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const uint8_t xid_62_1[16] = {
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0xfa, 0x03, 0xaf, 0x82, 0x80, 0x00, 0x09, 0x07, 0x01, 0x0b, 0x09, 0x01, 0x0e, 0x08, 0x01, 0x03
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};
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const uint8_t xid_sabm[3] = {
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0xfa, 0x03, 0x7f,
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};
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printf("Timer called\n");
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write(bfd->fd, xid_62_62, sizeof(xid_62_62));
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// write(bfd->fd, xid_0_1, sizeof(xid_0_1));
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// write(bfd->fd, xid_62_1, sizeof(xid_62_1));
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// write(bfd->fd, xid_sabm, sizeof(xid_sabm));
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/* 300 ms */
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osmo_timer_schedule(&timer, 0, 300000);
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}
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int main(int argc, const char *argv[])
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{
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struct osmo_fd bfd;
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void *tall_test_ctx = talloc_named_const(NULL, 1, "l2tp test context");
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if (!tall_test_ctx)
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abort();
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msgb_talloc_ctx_init(tall_test_ctx, 0);
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if (connect_bfd(&bfd, "/tmp/rsl_oml")) {
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printf("Can not connect");
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exit(1);
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}
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timer.cb = timer_cb;
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timer.data = &bfd;
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osmo_timer_schedule(&timer, 3, 0);
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for (;;)
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osmo_select_main(0);
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return EXIT_SUCCESS;
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}
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