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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
commit8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch)
tree4099e8021376c7d8c05bdf8503093d80e9c7bad0 /testprogs/win32/npecho/npecho_client2.c
parentInitial commit. (diff)
downloadsamba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz
samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testprogs/win32/npecho/npecho_client2.c')
-rwxr-xr-xtestprogs/win32/npecho/npecho_client2.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/testprogs/win32/npecho/npecho_client2.c b/testprogs/win32/npecho/npecho_client2.c
new file mode 100755
index 0000000..ebf4f9a
--- /dev/null
+++ b/testprogs/win32/npecho/npecho_client2.c
@@ -0,0 +1,117 @@
+/*
+ * Simple Named Pipe Client
+ * (C) 2005 Jelmer Vernooij <jelmer@samba.org>
+ * (C) 2009 Stefan Metzmacher <metze@samba.org>
+ * Published to the public domain
+ */
+
+#include <windows.h>
+#include <stdio.h>
+
+#define ECHODATA "Black Dog"
+
+int main(int argc, char *argv[])
+{
+ HANDLE h;
+ DWORD numread = 0;
+ char *outbuffer = malloc(sizeof(ECHODATA)*2);
+ BOOL small_reads = FALSE;
+ DWORD state = 0;
+ DWORD flags = 0;
+
+ if (argc == 1) {
+ goto usage;
+ } else if (argc >= 3) {
+ if (strcmp(argv[2], "large") == 0) {
+ small_reads = FALSE;
+ } else if (strcmp(argv[2], "small") == 0) {
+ small_reads = TRUE;
+ } else {
+ goto usage;
+ }
+ }
+
+ h = CreateFile(argv[1], GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
+ if (h == INVALID_HANDLE_VALUE) {
+ printf("Error opening: %d\n", GetLastError());
+ return -1;
+ }
+
+ GetNamedPipeHandleState(h, &state, NULL, NULL, NULL, NULL, 0);
+
+ if (state & PIPE_READMODE_MESSAGE) {
+ printf("message read mode\n");
+ } else {
+ printf("byte read mode\n");
+ }
+
+ Sleep(5000);
+
+ if (small_reads) {
+ DWORD ofs, size, nread;
+ const char *more = "";
+ printf("small reads\n");
+ numread = 0;
+ ofs = 0;
+ size = sizeof(ECHODATA)/2;
+ if (ReadFile(h, outbuffer+ofs, size, &nread, NULL)) {
+ if (state & PIPE_READMODE_MESSAGE) {
+ printf("Error message mode small read succeeded\n");
+ return -1;
+ }
+ } else if (GetLastError() == ERROR_MORE_DATA) {
+ if (!(state & PIPE_READMODE_MESSAGE)) {
+ printf("Error byte mode small read returned ERROR_MORE_DATA\n");
+ return -1;
+ }
+ more = " more data";
+ } else {
+ printf("Error reading: %d\n", GetLastError());
+ return -1;
+ }
+ printf("Small Read: %d%s\n", nread, more);
+ numread += nread;
+ ofs = size;
+ size = sizeof(ECHODATA) - ofs;
+ if (!ReadFile(h, outbuffer+ofs, size, &nread, NULL)) {
+ printf("Error reading: %d\n", GetLastError());
+ return -1;
+ }
+ printf("Small Read: %d\n", nread);
+ numread += nread;
+ } else {
+ printf("large read\n");
+ if (!ReadFile(h, outbuffer, sizeof(ECHODATA)*2, &numread, NULL)) {
+ printf("Error reading: %d\n", GetLastError());
+ return -1;
+ }
+ }
+ printf("Read: %s %d\n", outbuffer, numread);
+ if (state & PIPE_READMODE_MESSAGE) {
+ if (numread != sizeof(ECHODATA)) {
+ printf("message mode returned %d bytes should be %s\n",
+ numread, sizeof(ECHODATA));
+ return -1;
+ }
+ } else {
+ if (numread != (sizeof(ECHODATA)*2)) {
+ printf("message mode returned %d bytes should be %s\n",
+ numread, (sizeof(ECHODATA)*2));
+ return -1;
+ }
+ }
+
+ if (!ReadFile(h, outbuffer, sizeof(ECHODATA)*2, &numread, NULL)) {
+ printf("Error reading: %d\n", GetLastError());
+ return -1;
+ }
+
+ printf("Read: %s %d\n", outbuffer, numread);
+
+ return 0;
+usage:
+ printf("Usage: %s pipename [read]\n", argv[0]);
+ printf(" Where pipename is something like \\\\servername\\NPECHO\n");
+ printf(" Where read is something 'large' or 'small'\n");
+ return -1;
+}