Adding upstream version 0.2.0.upstream/0.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 86 insertions, 0 deletions

diff --git a/src/test/reader_unixsock.c b/src/test/reader_unixsock.c
new file mode 100644
index 0000000..f9f0f56
--- /dev/null
+++ b/src/test/reader_unixsock.c
@@ -0,0 +1,86 @@
+#include <dnswire/writer.h>
+#include <dnswire/reader.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <sys/types.h>
+#include <signal.h>
+#include <sys/wait.h>
+
+#include "print_dnstap.c"
+
+int main(int argc, const char* argv[])
+{
+    if (argc < 2) {
+        return 1;
+    }
+
+    struct sockaddr_un path;
+    memset(&path, 0, sizeof(struct sockaddr_un));
+    path.sun_family = AF_UNIX;
+    strncpy(path.sun_path, argv[1], sizeof(path.sun_path) - 1);
+
+    int readfd = socket(AF_UNIX, SOCK_STREAM, 0);
+    if (readfd == -1
+        || bind(readfd, (struct sockaddr*)&path, sizeof(struct sockaddr_un))
+        || listen(readfd, 1)) {
+        close(readfd);
+        return 1;
+    }
+    fprintf(stderr, "bind & listen\n");
+
+    int fd, ret = 1;
+    alarm(5);
+    if ((fd = accept(readfd, 0, 0))) {
+        fprintf(stderr, "accept\n");
+
+        struct dnswire_reader reader;
+        if (dnswire_reader_init(&reader) != dnswire_ok) {
+            return 1;
+        }
+        dnswire_reader_allow_bidirectional(&reader, true);
+
+        // force small buffers to trigger buf resizing
+        reader.write_size = 4;
+        reader.write_inc  = 4;
+        if (dnswire_reader_set_bufsize(&reader, 4) != dnswire_ok) {
+            return 1;
+        }
+        if (dnswire_reader_set_bufinc(&reader, 4) != dnswire_ok) {
+            return 1;
+        }
+
+        int done = 0;
+
+        while (!done) {
+            switch (dnswire_reader_read(&reader, fd)) {
+            case dnswire_have_dnstap:
+                print_dnstap(dnswire_reader_dnstap(reader));
+                fflush(stdout);
+                break;
+            case dnswire_again:
+            case dnswire_need_more:
+                break;
+            case dnswire_endofdata:
+                done = 1;
+                break;
+            default:
+                fprintf(stderr, "dnswire_reader_read() error\n");
+                shutdown(fd, SHUT_RDWR);
+                close(fd);
+                close(readfd);
+                return 1;
+            }
+        }
+
+        dnswire_reader_destroy(reader);
+        shutdown(fd, SHUT_RDWR);
+        close(fd);
+    }
+    close(readfd);
+    return ret;
+}