11 #define AGENT_COPYDATA_ID 0x804e50ba /* random goop */
12 #define AGENT_MAX_MSGLEN 8192
15 #define debug(x) (printf x)
20 #define GET_32BIT(cp) \
21 (((unsigned long)(unsigned char)(cp)[0] << 24) | \
22 ((unsigned long)(unsigned char)(cp)[1] << 16) | \
23 ((unsigned long)(unsigned char)(cp)[2] << 8) | \
24 ((unsigned long)(unsigned char)(cp)[3]))
26 int agent_exists(void)
29 hwnd = FindWindow("Pageant", "Pageant");
36 int agent_query(void *in, int inlen, void **out, int *outlen,
37 void (*callback)(void *, void *, int), void *callback_ctx)
42 unsigned char *p, *ret;
49 hwnd = FindWindow("Pageant", "Pageant");
50 debug(("hwnd is %p\n", hwnd));
52 return 1; /* *out == NULL, so failure */
53 sprintf(mapname, "PageantRequest%08x", (unsigned)GetCurrentThreadId());
54 filemap = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE,
55 0, AGENT_MAX_MSGLEN, mapname);
57 return 1; /* *out == NULL, so failure */
58 p = MapViewOfFile(filemap, FILE_MAP_WRITE, 0, 0, 0);
60 cds.dwData = AGENT_COPYDATA_ID;
61 cds.cbData = 1 + strlen(mapname);
63 id = SendMessage(hwnd, WM_COPYDATA, (WPARAM) NULL, (LPARAM) & cds);
64 debug(("return is %d\n", id));
66 retlen = 4 + GET_32BIT(p);
67 debug(("len is %d\n", retlen));
68 ret = snewn(retlen, unsigned char);
70 memcpy(ret, p, retlen);
89 agent_query("\0\0\0\1\1", 5, &msg, &len);
91 for (i = 0; i < len; i++)
92 debug((" %02x", ((unsigned char *) msg)[i]));