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-rw-r--r--javascript/olm_post.js59
1 files changed, 20 insertions, 39 deletions
diff --git a/javascript/olm_post.js b/javascript/olm_post.js
index 7a1d284..fffffad 100644
--- a/javascript/olm_post.js
+++ b/javascript/olm_post.js
@@ -1,27 +1,17 @@
-var runtime = Module['Runtime'];
var malloc = Module['_malloc'];
var free = Module['_free'];
-var Pointer_stringify = Module['Pointer_stringify'];
-var OLM_ERROR = Module['_olm_error']();
-
-/* The 'length' argument to Pointer_stringify doesn't work if the input
- * includes characters >= 128, which makes Pointer_stringify unreliable. We
- * could use it on strings which are known to be ascii, but that seems
- * dangerous. Instead we add a NULL character to all of our strings and just
- * use UTF8ToString.
- */
-var NULL_BYTE_PADDING_LENGTH = 1;
+var OLM_ERROR;
/* allocate a number of bytes of storage on the stack.
*
* If size_or_array is a Number, allocates that number of zero-initialised bytes.
*/
function stack(size_or_array) {
- return Module['allocate'](size_or_array, 'i8', Module['ALLOC_STACK']);
+ return allocate(size_or_array, 'i8', Module['ALLOC_STACK']);
}
function array_from_string(string) {
- return Module['intArrayFromString'](string, true);
+ return intArrayFromString(string, true);
}
function random_stack(size) {
@@ -33,11 +23,11 @@ function random_stack(size) {
function restore_stack(wrapped) {
return function() {
- var sp = runtime.stackSave();
+ var sp = stackSave();
try {
return wrapped.apply(this, arguments);
} finally {
- runtime.stackRestore(sp);
+ stackRestore(sp);
}
}
}
@@ -315,7 +305,7 @@ Session.prototype['encrypt'] = restore_stack(function(
Module['_olm_encrypt_message_type']
)(this.ptr);
- plaintext_length = Module['lengthBytesUTF8'](plaintext);
+ plaintext_length = lengthBytesUTF8(plaintext);
var message_length = session_method(
Module['_olm_encrypt_message_length']
)(this.ptr, plaintext_length);
@@ -325,7 +315,7 @@ Session.prototype['encrypt'] = restore_stack(function(
// need to allow space for the terminator (which stringToUTF8 always
// writes), hence + 1.
plaintext_buffer = malloc(plaintext_length + 1);
- Module['stringToUTF8'](plaintext, plaintext_buffer, plaintext_length + 1);
+ stringToUTF8(plaintext, plaintext_buffer, plaintext_length + 1);
message_buffer = malloc(message_length + NULL_BYTE_PADDING_LENGTH);
@@ -338,14 +328,14 @@ Session.prototype['encrypt'] = restore_stack(function(
// UTF8ToString requires a null-terminated argument, so add the
// null terminator.
- Module['setValue'](
+ setValue(
message_buffer+message_length,
0, "i8"
);
return {
"type": message_type,
- "body": Module['UTF8ToString'](message_buffer),
+ "body": UTF8ToString(message_buffer),
};
} finally {
if (plaintext_buffer !== undefined) {
@@ -366,14 +356,14 @@ Session.prototype['decrypt'] = restore_stack(function(
try {
message_buffer = malloc(message.length);
- Module['writeAsciiToMemory'](message, message_buffer, true);
+ writeAsciiToMemory(message, message_buffer, true);
max_plaintext_length = session_method(
Module['_olm_decrypt_max_plaintext_length']
)(this.ptr, message_type, message_buffer, message.length);
// caculating the length destroys the input buffer, so we need to re-copy it.
- Module['writeAsciiToMemory'](message, message_buffer, true);
+ writeAsciiToMemory(message, message_buffer, true);
plaintext_buffer = malloc(max_plaintext_length + NULL_BYTE_PADDING_LENGTH);
@@ -385,7 +375,7 @@ Session.prototype['decrypt'] = restore_stack(function(
// UTF8ToString requires a null-terminated argument, so add the
// null terminator.
- Module['setValue'](
+ setValue(
plaintext_buffer+plaintext_length,
0, "i8"
);
@@ -474,21 +464,12 @@ olm_exports["get_library_version"] = restore_stack(function() {
];
});
-})();
-
-// export the olm functions into the environment.
-//
-// make sure that we do this *after* populating olm_exports, so that we don't
-// get a half-built window.Olm if there is an exception.
-
-if (typeof module !== 'undefined' && module.exports) {
- // node / browserify
- module.exports = olm_exports;
-}
+Module['onRuntimeInitialized'] = function() {
+ OLM_ERROR = Module['_olm_error']();
+ olm_exports["PRIVATE_KEY_LENGTH"] = Module['_olm_pk_private_key_length']();
+ if (onInitSuccess) onInitSuccess();
+};
-if (typeof(window) !== 'undefined') {
- // We've been imported directly into a browser. Define the global 'Olm' object.
- // (we do this even if module.exports was defined, because it's useful to have
- // Olm in the global scope for browserified and webpacked apps.)
- window["Olm"] = olm_exports;
-}
+Module['onAbort'] = function(err) {
+ if (onInitFail) onInitFail(err);
+};