From 2dd5bc6a074165ddfbd57c4bd52c2d2dac8f47a1 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 18:03:18 +0200
Subject: Adding upstream version 14.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/tests/stripnul.c | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 src/tests/stripnul.c

(limited to 'src/tests/stripnul.c')

diff --git a/src/tests/stripnul.c b/src/tests/stripnul.c
new file mode 100644
index 0000000..e4b07aa
--- /dev/null
+++ b/src/tests/stripnul.c
@@ -0,0 +1,71 @@
+/***
+  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
+  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 <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+
+#include <pulse/xmalloc.h>
+#include <pulsecore/macro.h>
+
+#define MAX_BUFFER (16*1024)
+
+int main(int argc, char *argv[]) {
+    FILE *i, *o;
+    size_t granularity;
+    bool found = false;
+    uint8_t *zero;
+
+    pa_assert_se(argc >= 2);
+    pa_assert_se((granularity = (size_t) atoi(argv[1])) >= 1);
+    pa_assert(granularity <= MAX_BUFFER);
+    pa_assert_se((i = (argc >= 3) ? fopen(argv[2], "r") : stdin));
+    pa_assert_se((o = (argc >= 4) ? fopen(argv[3], "w") : stdout));
+
+    zero = pa_xmalloc0(granularity);
+
+    for (;;) {
+        uint8_t buffer[MAX_BUFFER], *p;
+        size_t k;
+
+        k = fread(buffer, granularity, sizeof(buffer)/granularity, i);
+
+        if (k <= 0)
+            break;
+
+        if (found)
+            pa_assert_se(fwrite(buffer, granularity, k, o) == k);
+        else {
+            for (p = buffer; ((size_t) (p-buffer)/granularity) < k; p += granularity)
+                if (memcmp(p, zero, granularity)) {
+                    size_t left;
+                    found = true;
+                    left = (size_t) (k - (size_t) (p-buffer)/granularity);
+                    pa_assert_se(fwrite(p, granularity, left, o) == left);
+                    break;
+                }
+        }
+    }
+
+    fflush(o);
+
+    return 0;
+}
-- 
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