1 files changed, 106 insertions, 0 deletions
diff --git a/src/tests/mcalign-test.c b/src/tests/mcalign-test.c
new file mode 100644
index 0000000..3127ccf
--- /dev/null
+++ b/src/tests/mcalign-test.c
@@ -0,0 +1,106 @@
+/***
+  This file is part of PulseAudio.
+
+  PulseAudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Lesser General Public License as
+  published by the Free Software Foundation; either version 2.1 of the
+  License, or (at your option) any later version.
+
+  PulseAudio is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <unistd.h>
+#include <sys/types.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+
+#include <pulsecore/core-util.h>
+#include <pulsecore/mcalign.h>
+
+/* A simple program for testing pa_mcalign */
+
+int main(int argc, char *argv[]) {
+    pa_mempool *p;
+    pa_mcalign *a;
+    pa_memchunk c;
+
+    p = pa_mempool_new(PA_MEM_TYPE_PRIVATE, 0, true);
+
+    a = pa_mcalign_new(11);
+
+    pa_memchunk_reset(&c);
+
+    srand((unsigned) time(NULL));
+
+    for (;;) {
+        ssize_t r;
+        size_t l;
+
+        if (!c.memblock) {
+            c.memblock = pa_memblock_new(p, 2048);
+            c.index = c.length = 0;
+        }
+
+        pa_assert(c.index < pa_memblock_get_length(c.memblock));
+
+        l = pa_memblock_get_length(c.memblock) - c.index;
+
+        l = l <= 1 ? l : (size_t) rand() % (l-1) +1;
+
+        p = pa_memblock_acquire(c.memblock);
+
+        if ((r = read(STDIN_FILENO, (uint8_t*) p + c.index, l)) <= 0) {
+            pa_memblock_release(c.memblock);
+            fprintf(stderr, "read() failed: %s\n", r < 0 ? strerror(errno) : "EOF");
+            break;
+        }
+
+        pa_memblock_release(c.memblock);
+
+        c.length = (size_t) r;
+        pa_mcalign_push(a, &c);
+        fprintf(stderr, "Read %zd bytes\n", r);
+
+        c.index += (size_t) r;
+
+        if (c.index >= pa_memblock_get_length(c.memblock)) {
+            pa_memblock_unref(c.memblock);
+            pa_memchunk_reset(&c);
+        }
+
+        for (;;) {
+            pa_memchunk t;
+
+            if (pa_mcalign_pop(a, &t) < 0)
+                break;
+
+            p = pa_memblock_acquire(t.memblock);
+            pa_loop_write(STDOUT_FILENO, (uint8_t*) p + t.index, t.length, NULL);
+            pa_memblock_release(t.memblock);
+            fprintf(stderr, "Wrote %lu bytes.\n", (unsigned long) t.length);
+
+            pa_memblock_unref(t.memblock);
+        }
+    }
+
+    pa_mcalign_free(a);
+
+    if (c.memblock)
+        pa_memblock_unref(c.memblock);
+
+    pa_mempool_unref(p);
+
+    return 0;
+}