From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 19:20:00 +0200
Subject: Adding upstream version 2:4.20.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 examples/libsmbclient/testtruncate.c | 80 ++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 examples/libsmbclient/testtruncate.c

(limited to 'examples/libsmbclient/testtruncate.c')

diff --git a/examples/libsmbclient/testtruncate.c b/examples/libsmbclient/testtruncate.c
new file mode 100644
index 0000000..bbc70e9
--- /dev/null
+++ b/examples/libsmbclient/testtruncate.c
@@ -0,0 +1,80 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <time.h>
+#include <errno.h>
+#include <libsmbclient.h>
+#include "get_auth_data_fn.h"
+
+
+int main(int argc, char * argv[])
+{
+	int             fd;
+	int             ret;
+	int             debug = 0;
+	int             savedErrno;
+	char            buffer[128];
+	struct stat     st;
+
+	if (argc != 2)
+	{
+		printf("usage: "
+		       "%s smb://path/to/file\n",
+		       argv[0]);
+		return 1;
+	}
+
+	smbc_init(get_auth_data_fn, debug);
+
+	if ((fd = smbc_open(argv[1], O_WRONLY | O_CREAT | O_TRUNC, 0)) < 0)
+	{
+		perror("smbc_open");
+		return 1;
+	}
+
+	snprintf(buffer, sizeof(buffer), "%s", "Hello world.\nThis is a test.\n");
+
+	ret = smbc_write(fd, buffer, strlen(buffer));
+	savedErrno = errno;
+	smbc_close(fd);
+
+	if (ret < 0)
+	{
+		errno = savedErrno;
+		perror("write");
+	}
+
+	if (smbc_stat(argv[1], &st) < 0)
+	{
+		perror("smbc_stat");
+		return 1;
+	}
+
+	printf("Original size: %lu\n", (unsigned long) st.st_size);
+
+	if ((fd = smbc_open(argv[1], O_WRONLY, 0)) < 0)
+	{
+		perror("smbc_open");
+		return 1;
+	}
+
+	ret = smbc_ftruncate(fd, 13);
+	savedErrno = errno;
+	smbc_close(fd);
+	if (ret < 0)
+	{
+		errno = savedErrno;
+		perror("smbc_ftruncate");
+		return 1;
+	}
+
+	if (smbc_stat(argv[1], &st) < 0)
+	{
+		perror("smbc_stat");
+		return 1;
+	}
+
+	printf("New size: %lu\n", (unsigned long) st.st_size);
+
+	return 0;
+}
-- 
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