11 struct utcp_connection *c;
13 ssize_t do_recv(struct utcp_connection *x, const void *data, size_t len) {
16 fprintf(stderr, "%p Error: %s\n", x->utcp, strerror(errno));
18 fprintf(stderr, "%p Connection closed by peer\n", x->utcp);
20 fprintf(stderr, "closing my side too...\n");
27 return write(0, data, len);
29 return utcp_send(x, data, len);
32 bool do_pre_accept(struct utcp *utcp, uint16_t port) {
33 fprintf(stderr, "pre-accept\n");
39 void do_accept(struct utcp_connection *c, uint16_t port) {
40 fprintf(stderr, "accept\n");
41 utcp_accept(c, do_recv, NULL);
44 ssize_t do_send(struct utcp *utcp, const void *data, size_t len) {
47 fprintf(stderr, "Too many packets!\n");
52 return utcp_recv(b, data, len);
54 return utcp_recv(a, data, len);
57 int main(int argc, char *argv[]) {
60 a = utcp_init(do_accept, do_pre_accept, do_send, NULL);
61 b = utcp_init(NULL, NULL, do_send, NULL);
63 fprintf(stderr, "Testing connection to closed port\n\n");
64 c = utcp_connect(b, 6, do_recv, NULL);
66 fprintf(stderr, "\nTesting conection to non-listening side\n\n");
67 c = utcp_connect(a, 7, do_recv, NULL);
69 fprintf(stderr, "\nTesting connection to open port, close\n\n");
70 c = utcp_connect(b, 7, do_recv, NULL);
71 fprintf(stderr, "closing...\n");
74 fprintf(stderr, "\nTesting connection to open port, abort\n\n");
75 c = utcp_connect(b, 7, do_recv, NULL);
76 fprintf(stderr, "aborting...\n");
79 fprintf(stderr, "\nTesting connection with data transfer\n\n");
81 c = utcp_connect(b, 7, do_recv, NULL);
82 ssize_t len = utcp_send(c, "Hello world!\n", 13);
86 fprintf(stderr, "Error: %s\n", strerror(errno));
88 fprintf(stderr, "Short write %zd!\n", len);
90 len = utcp_send(c, "This is a test.\n", 16);
94 fprintf(stderr, "Error: %s\n", strerror(errno));
96 fprintf(stderr, "Short write %zd!\n", len);
99 fprintf(stderr, "closing...\n");
102 fprintf(stderr, "\nTesting connection with huge data transfer\n\n");
104 c = utcp_connect(b, 7, do_recv, NULL);
105 utcp_set_sndbuf(c, 10240);
106 char buf[20480] = "buf";
108 len = utcp_send(c, buf, sizeof buf);
110 fprintf(stderr, "Error: utcp_send() returned %zd, expected 10240\n", len);
112 fprintf(stderr, "closing...\n");