+ if (*seedpath && try_random_seed(seedpath, action, &rethandle))
+ return rethandle;
+ }
+
+ /*
+ * Next, try the user's local Application Data directory,
+ * followed by their non-local one. This is found using the
+ * SHGetFolderPath function, which won't be present on all
+ * versions of Windows.
+ */
+ if (!tried_shgetfolderpath) {
+ /* This is likely only to bear fruit on systems with IE5+
+ * installed, or WinMe/2K+. There is some faffing with
+ * SHFOLDER.DLL we could do to try to find an equivalent
+ * on older versions of Windows if we cared enough.
+ * However, the invocation below requires IE5+ anyway,
+ * so stuff that. */
+ shell32_module = LoadLibrary("SHELL32.DLL");
+ if (shell32_module) {
+ p_SHGetFolderPath = (p_SHGetFolderPath_t)
+ GetProcAddress(shell32_module, "SHGetFolderPathA");
+ }
+ }
+ if (p_SHGetFolderPath) {
+ if (SUCCEEDED(p_SHGetFolderPath(NULL, CSIDL_LOCAL_APPDATA,
+ NULL, SHGFP_TYPE_CURRENT, seedpath))) {
+ strcat(seedpath, "\\PUTTY.RND");
+ if (try_random_seed(seedpath, action, &rethandle))
+ return rethandle;
+ }
+
+ if (SUCCEEDED(p_SHGetFolderPath(NULL, CSIDL_APPDATA,
+ NULL, SHGFP_TYPE_CURRENT, seedpath))) {
+ strcat(seedpath, "\\PUTTY.RND");
+ if (try_random_seed(seedpath, action, &rethandle))
+ return rethandle;
+ }
+ }
+
+ /*
+ * Failing that, try %HOMEDRIVE%%HOMEPATH% as a guess at the
+ * user's home directory.
+ */
+ {