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-rw-r--r--examples/libsmbclient/testtruncate.c80
1 files changed, 80 insertions, 0 deletions
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;
+}