Convert sizeof foo to sizeof(foo).

[tinc] / src / sptps_test.c

diff --git a/src/sptps_test.c b/src/sptps_test.c
index a394175..e7dcea2 100644 (file)
--- a/src/sptps_test.c
+++ b/src/sptps_test.c
@@ -44,6 +44,7 @@ static bool readonly;
 static bool writeonly;
 static int in = 0;
 static int out = 1;
+static int addressfamily = AF_UNSPEC;
 
 static bool send_data(void *handle, uint8_t type, const void *data, size_t len) {
        char hex[len * 2 + 1];
@@ -58,7 +59,7 @@ static bool send_data(void *handle, uint8_t type, const void *data, size_t len)
 
 static bool receive_record(void *handle, uint8_t type, const void *data, uint16_t len) {
        if(verbose)
-               fprintf(stderr, "Received type %d record of %hu bytes:\n", type, len);
+               fprintf(stderr, "Received type %d record of %u bytes:\n", type, len);
        if(!writeonly)
                write(out, data, len);
        return true;
@@ -93,6 +94,8 @@ static void usage() {
                        "  -R, --replay-window N   Set replay window to N bytes.\n"
                        "  -s, --special           Enable special handling of lines starting with #, ^ and $.\n"
                        "  -v, --verbose           Display debug messages.\n"
+                       "  -4                      Use IPv4.\n"
+                       "  -6                      Use IPv6.\n"
                        "\n");
        fprintf(stderr, "Report bugs to tinc@tinc-vpn.org.\n");
 }
@@ -110,7 +113,7 @@ int main(int argc, char *argv[]) {
        ecdsa_t *mykey = NULL, *hiskey = NULL;
        bool quit = false;
 
-       while((r = getopt_long(argc, argv, "dqrstwL:W:v", long_options, &option_index)) != EOF) {
+       while((r = getopt_long(argc, argv, "dqrstwL:W:v46", long_options, &option_index)) != EOF) {
                switch (r) {
                        case 0:   /* long option */
                                break;
@@ -161,6 +164,14 @@ int main(int argc, char *argv[]) {
                                usage();
                                return 1;
 
+                       case '4': /* IPv4 */
+                               addressfamily = AF_INET;
+                               break;
+
+                       case '6': /* IPv6 */
+                               addressfamily = AF_INET6;
+                               break;
+
                        case 1: /* help */
                                usage();
                                return 0;
@@ -210,9 +221,9 @@ int main(int argc, char *argv[]) {
 #endif
 
        struct addrinfo *ai, hint;
-       memset(&hint, 0, sizeof hint);
+       memset(&hint, 0, sizeof(hint));
 
-       hint.ai_family = AF_UNSPEC;
+       hint.ai_family = addressfamily;
        hint.ai_socktype = datagram ? SOCK_DGRAM : SOCK_STREAM;
        hint.ai_protocol = datagram ? IPPROTO_UDP : IPPROTO_TCP;
        hint.ai_flags = initiator ? 0 : AI_PASSIVE;
@@ -229,7 +240,7 @@ int main(int argc, char *argv[]) {
        }
 
        int one = 1;
-       setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void *)&one, sizeof one);
+       setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void *)&one, sizeof(one));
 
        if(initiator) {
                if(connect(sock, ai->ai_addr, ai->ai_addrlen)) {
@@ -260,9 +271,9 @@ int main(int argc, char *argv[]) {
 
                        char buf[65536];
                        struct sockaddr addr;
-                       socklen_t addrlen = sizeof addr;
+                       socklen_t addrlen = sizeof(addr);
 
-                       if(recvfrom(sock, buf, sizeof buf, MSG_PEEK, &addr, &addrlen) <= 0) {
+                       if(recvfrom(sock, buf, sizeof(buf), MSG_PEEK, &addr, &addrlen) <= 0) {
                                fprintf(stderr, "Could not read from socket: %s\n", sockstrerror(sockerrno));
                                return 1;
                        }
@@ -320,7 +331,7 @@ int main(int argc, char *argv[]) {
                        return 1;
 
                if(FD_ISSET(in, &fds)) {
-                       ssize_t len = read(in, buf, sizeof buf);
+                       ssize_t len = read(in, buf, sizeof(buf));
                        if(len < 0) {
                                fprintf(stderr, "Could not read from stdin: %s\n", strerror(errno));
                                return 1;
@@ -340,12 +351,12 @@ int main(int argc, char *argv[]) {
                                if(len > 1)
                                        sptps_send_record(&s, 0, buf, len);
                        } else
-                       if(!sptps_send_record(&s, buf[0] == '!' ? 1 : 0, buf, (len == 1 && buf[0] == '\n') ? 0 : buf[0] == '*' ? sizeof buf : len))
+                       if(!sptps_send_record(&s, buf[0] == '!' ? 1 : 0, buf, (len == 1 && buf[0] == '\n') ? 0 : buf[0] == '*' ? sizeof(buf) : len))
                                return 1;
                }
 
                if(FD_ISSET(sock, &fds)) {
-                       ssize_t len = recv(sock, buf, sizeof buf, 0);
+                       ssize_t len = recv(sock, buf, sizeof(buf), 0);
                        if(len < 0) {
                                fprintf(stderr, "Could not read from socket: %s\n", sockstrerror(sockerrno));
                                return 1;