Simplify loading of the emscripten lib.

This removes an ugly hack and makes it possible to access the emscripten
compiled library from within nodejs test cases more easily.

1 files changed, 54 insertions, 0 deletions

diff --git a/src/crypto/emscLoader.d.ts b/src/crypto/emscLoader.d.ts
new file mode 100644
index 000000000..e46ed7f13
--- /dev/null
+++ b/src/crypto/emscLoader.d.ts
@@ -0,0 +1,54 @@
+/*
+ This file is part of TALER
+ (C) 2016 GNUnet e.V.
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+
+declare function getLib(): EmscLib;
+
+export interface EmscFunGen {
+  (name: string,
+   ret: string,
+   args: string[]): ((...x: (number|string)[]) => any);
+  (name: string,
+   ret: "number",
+   args: string[]): ((...x: (number|string)[]) => number);
+  (name: string,
+   ret: "void",
+   args: string[]): ((...x: (number|string)[]) => void);
+  (name: string,
+   ret: "string",
+   args: string[]): ((...x: (number|string)[]) => string);
+}
+
+
+interface EmscLib {
+  cwrap: EmscFunGen;
+
+  ccall(name: string, ret:"number"|"string", argTypes: any[], args: any[]): any
+
+  stringToUTF8(s: string, addr: number, maxLength: number): void
+
+  _free(ptr: number): void;
+
+  _malloc(n: number): number;
+
+  Pointer_stringify(p: number, len?: number): string;
+
+  getValue(ptr: number, type: string, noSafe?: boolean): number;
+
+  setValue(ptr: number, value: number, type: string, noSafe?: boolean): void;
+
+  writeStringToMemory(s: string, buffer: number, dontAddNull?: boolean): void;
+}