1 files changed, 66 insertions, 0 deletions
diff --git a/src/test/reader_push.c b/src/test/reader_push.c
new file mode 100644
index 0000000..e077609
--- /dev/null
+++ b/src/test/reader_push.c
@@ -0,0 +1,66 @@
+#include <dnswire/reader.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "print_dnstap.c"
+
+int main(int argc, const char* argv[])
+{
+    if (argc < 3) {
+        return 1;
+    }
+
+    FILE* fp = fopen(argv[1], "r");
+    if (!fp) {
+        return 1;
+    }
+
+    int rbuf_len = atoi(argv[2]);
+
+    struct dnswire_reader reader;
+    if (dnswire_reader_init(&reader) != dnswire_ok) {
+        return 1;
+    }
+    dnswire_reader_allow_bidirectional(&reader, false);
+
+    size_t  have = 0, at = 0;
+    uint8_t rbuf[rbuf_len];
+    int     done = 0;
+
+    enum dnswire_result res = dnswire_need_more;
+
+    while (!done) {
+        switch (res) {
+        case dnswire_have_dnstap:
+            print_dnstap(dnswire_reader_dnstap(reader));
+        // fallthrough
+        case dnswire_again:
+            res = dnswire_reader_push(&reader, &rbuf[at], have, 0, 0);
+            have -= dnswire_reader_pushed(reader);
+            at += dnswire_reader_pushed(reader);
+            break;
+        case dnswire_need_more:
+            if (!have) {
+                have = fread(rbuf, 1, sizeof(rbuf), fp);
+                printf("read %zu\n", have);
+                at = 0;
+            }
+            res = dnswire_reader_push(&reader, &rbuf[at], have, 0, 0);
+            have -= dnswire_reader_pushed(reader);
+            at += dnswire_reader_pushed(reader);
+            break;
+        case dnswire_endofdata:
+            done = 1;
+            break;
+        default:
+            fprintf(stderr, "dnswire_reader_push() error\n");
+            return 1;
+        }
+    }
+
+    dnswire_reader_destroy(reader);
+    fclose(fp);
+    return 0;
+}