+/*\r
+ * Very simple test application for mailslots\r
+ * (C) 2005 Jelmer Vernooij <jelmer@samba.org>\r
+ * Published to the public domain\r
+ */\r
+\r
+#include <windows.h>\r
+#include <stdio.h>\r
+\r
+int read_slot(const char *mailslotname)\r
+{\r
+ HANDLE h;\r
+ DWORD nr;\r
+ char data[30000];\r
+ DWORD nextsize, nummsg = 0;\r
+\r
+ if (strncmp(mailslotname, "\\\\.\\mailslot\\", 13) && strncmp(mailslotname, "\\\\*\\mailslot\\", 13)) {\r
+ printf("Must specify local mailslot name (starting with \\\\.\\mailslot\\)\n");\r
+ return 1;\r
+ }\r
+\r
+ h = CreateMailslot(mailslotname, 0, MAILSLOT_WAIT_FOREVER, NULL);\r
+\r
+ if (h == INVALID_HANDLE_VALUE) {\r
+ printf("Unable to create mailslot %s: %d\n", mailslotname, GetLastError());\r
+ return 1;\r
+ }\r
+\r
+ if (!ReadFile(h, data, sizeof(data)-1, &nr, NULL)) {\r
+ printf("Error reading: %d\n", GetLastError());\r
+ return 1;\r
+ }\r
+\r
+ data[nr] = '\0';\r
+\r
+ printf("%s\n", data);\r
+\r
+ CloseHandle(h);\r
+}\r
+\r
+int write_slot(const char *mailslotname)\r
+{\r
+ HANDLE h;\r
+ DWORD nw;\r
+ char data[30000];\r
+ h = CreateFile(mailslotname, GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);\r
+\r
+ if (h == INVALID_HANDLE_VALUE) {\r
+ printf("Unable to open file: %d\n", GetLastError());\r
+ return 1;\r
+ }\r
+\r
+ gets(data);\r
+\r
+ if (!WriteFile(h, data, strlen(data), &nw, NULL)) {\r
+ printf("Error writing file: %d\n", GetLastError());\r
+ return 1;\r
+ }\r
+\r
+ CloseHandle(h); \r
+}\r
+\r
+int main(int argc, char **argv)\r
+{\r
+ if (argc < 3 || \r
+ (strcmp(argv[1], "read") && strcmp(argv[1], "write"))) {\r
+ printf("Usage: %s read|write mailslot\n", argv[0]);\r
+ return 1;\r
+ }\r
+\r
+ if (!strcmp(argv[1], "read")) {\r
+ return read_slot(argv[2]);\r
+ }\r
+\r
+ if (!strcmp(argv[1], "write")) {\r
+ return write_slot(argv[2]);\r
+ }\r
+\r
+ return 0;\r
+}\r