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-rw-r--r--Makefile4
-rw-r--r--javascript/.gitignore1
-rw-r--r--javascript/olm_inbound_group_session.js14
-rw-r--r--javascript/olm_outbound_group_session.js15
-rw-r--r--javascript/olm_pk.js20
-rw-r--r--javascript/olm_post.js46
-rw-r--r--javascript/olm_pre.js35
-rw-r--r--javascript/test/megolm.spec.js7
-rw-r--r--javascript/test/olm.spec.js10
-rw-r--r--javascript/test/pk.spec.js8
10 files changed, 84 insertions, 76 deletions
diff --git a/Makefile b/Makefile
index 154954c..f6c2ab4 100644
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,7 @@ DEBUG_TARGET := $(BUILD_DIR)/libolm_debug.so.$(VERSION)
JS_TARGET := javascript/olm.js
JS_EXPORTED_FUNCTIONS := javascript/exported_functions.json
+JS_EXTRA_EXPORTED_RUNTIME_METHODS := ALLOC_STACK
PUBLIC_HEADERS := include/olm/olm.h include/olm/outbound_group_session.h include/olm/inbound_group_session.h include/olm/pk.h
@@ -60,7 +61,7 @@ CFLAGS += -Wall -Werror -std=c99 -fPIC
CXXFLAGS += -Wall -Werror -std=c++11 -fPIC
LDFLAGS += -Wall -Werror
-EMCCFLAGS = --closure 1 --memory-init-file 0 -s NO_FILESYSTEM=1 -s INVOKE_RUN=0
+EMCCFLAGS = --closure 1 --memory-init-file 0 -s NO_FILESYSTEM=1 -s INVOKE_RUN=0 -s MODULARIZE=1
# NO_BROWSER is kept for compatibility with emscripten 1.35.24, but is no
# longer needed.
EMCCFLAGS += -s NO_BROWSER=1
@@ -150,6 +151,7 @@ $(JS_TARGET): $(JS_OBJECTS) $(JS_PRE) $(JS_POST) $(JS_EXPORTED_FUNCTIONS)
$(foreach f,$(JS_PRE),--pre-js $(f)) \
$(foreach f,$(JS_POST),--post-js $(f)) \
-s "EXPORTED_FUNCTIONS=@$(JS_EXPORTED_FUNCTIONS)" \
+ -s "EXTRA_EXPORTED_RUNTIME_METHODS=$(JS_EXTRA_EXPORTED_RUNTIME_METHODS)" \
$(JS_OBJECTS) -o $@
build_tests: $(TEST_BINARIES)
diff --git a/javascript/.gitignore b/javascript/.gitignore
index ec22345..3437f73 100644
--- a/javascript/.gitignore
+++ b/javascript/.gitignore
@@ -2,4 +2,5 @@
/node_modules
/npm-debug.log
/olm.js
+/olm.wasm
/reports
diff --git a/javascript/olm_inbound_group_session.js b/javascript/olm_inbound_group_session.js
index 6bc745d..7d9e401 100644
--- a/javascript/olm_inbound_group_session.js
+++ b/javascript/olm_inbound_group_session.js
@@ -1,9 +1,3 @@
-/* The 'length' argument to Pointer_stringify doesn't work if the input includes
- * characters >= 128; we therefore need to add a NULL character to all of our
- * strings. This acts as a symbolic constant to help show what we're doing.
- */
-var NULL_BYTE_PADDING_LENGTH = 1;
-
function InboundGroupSession() {
var size = Module['_olm_inbound_group_session_size']();
this.buf = malloc(size);
@@ -77,14 +71,14 @@ InboundGroupSession.prototype['decrypt'] = restore_stack(function(
try {
message_buffer = malloc(message.length);
- Module['writeAsciiToMemory'](message, message_buffer, true);
+ writeAsciiToMemory(message, message_buffer, true);
var max_plaintext_length = inbound_group_session_method(
Module['_olm_group_decrypt_max_plaintext_length']
)(this.ptr, 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);
var message_index = stack(4);
@@ -100,14 +94,14 @@ InboundGroupSession.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"
);
return {
"plaintext": UTF8ToString(plaintext_buffer),
- "message_index": Module['getValue'](message_index, "i32")
+ "message_index": getValue(message_index, "i32")
}
} finally {
if (message_buffer !== undefined) {
diff --git a/javascript/olm_outbound_group_session.js b/javascript/olm_outbound_group_session.js
index 24ea644..e232883 100644
--- a/javascript/olm_outbound_group_session.js
+++ b/javascript/olm_outbound_group_session.js
@@ -1,10 +1,3 @@
-/* The 'length' argument to Pointer_stringify doesn't work if the input includes
- * characters >= 128; we therefore need to add a NULL character to all of our
- * strings. This acts as a symbolic constant to help show what we're doing.
- */
-var NULL_BYTE_PADDING_LENGTH = 1;
-
-
function OutboundGroupSession() {
var size = Module['_olm_outbound_group_session_size']();
this.buf = malloc(size);
@@ -66,7 +59,7 @@ OutboundGroupSession.prototype['create'] = restore_stack(function() {
OutboundGroupSession.prototype['encrypt'] = function(plaintext) {
var plaintext_buffer, message_buffer, plaintext_length;
try {
- plaintext_length = Module['lengthBytesUTF8'](plaintext);
+ plaintext_length = lengthBytesUTF8(plaintext);
var message_length = outbound_group_session_method(
Module['_olm_group_encrypt_message_length']
@@ -75,7 +68,7 @@ OutboundGroupSession.prototype['encrypt'] = function(plaintext) {
// 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);
outbound_group_session_method(Module['_olm_group_encrypt'])(
@@ -86,12 +79,12 @@ OutboundGroupSession.prototype['encrypt'] = function(plaintext) {
// UTF8ToString requires a null-terminated argument, so add the
// null terminator.
- Module['setValue'](
+ setValue(
message_buffer+message_length,
0, "i8"
);
- return Module['UTF8ToString'](message_buffer);
+ return UTF8ToString(message_buffer);
} finally {
if (plaintext_buffer !== undefined) {
// don't leave a copy of the plaintext in the heap.
diff --git a/javascript/olm_pk.js b/javascript/olm_pk.js
index 2542707..25e0fee 100644
--- a/javascript/olm_pk.js
+++ b/javascript/olm_pk.js
@@ -35,9 +35,9 @@ PkEncryption.prototype['encrypt'] = restore_stack(function(
) {
var plaintext_buffer, ciphertext_buffer, plaintext_length;
try {
- plaintext_length = Module['lengthBytesUTF8'](plaintext)
+ plaintext_length = lengthBytesUTF8(plaintext)
plaintext_buffer = malloc(plaintext_length + 1);
- Module['stringToUTF8'](plaintext, plaintext_buffer, plaintext_length + 1);
+ stringToUTF8(plaintext, plaintext_buffer, plaintext_length + 1);
var random_length = pk_encryption_method(
Module['_olm_pk_encrypt_random_length']
)();
@@ -50,7 +50,7 @@ PkEncryption.prototype['encrypt'] = restore_stack(function(
Module['_olm_pk_mac_length']
)(this.ptr);
var mac_buffer = stack(mac_length + NULL_BYTE_PADDING_LENGTH);
- Module['setValue'](
+ setValue(
mac_buffer+mac_length,
0, "i8"
);
@@ -58,7 +58,7 @@ PkEncryption.prototype['encrypt'] = restore_stack(function(
Module['_olm_pk_key_length']
)();
var ephemeral_buffer = stack(ephemeral_length + NULL_BYTE_PADDING_LENGTH);
- Module['setValue'](
+ setValue(
ephemeral_buffer+ephemeral_length,
0, "i8"
);
@@ -72,12 +72,12 @@ PkEncryption.prototype['encrypt'] = restore_stack(function(
);
// UTF8ToString requires a null-terminated argument, so add the
// null terminator.
- Module['setValue'](
+ setValue(
ciphertext_buffer+ciphertext_length,
0, "i8"
);
return {
- "ciphertext": Module['UTF8ToString'](ciphertext_buffer),
+ "ciphertext": UTF8ToString(ciphertext_buffer),
"mac": Pointer_stringify(mac_buffer),
"ephemeral": Pointer_stringify(ephemeral_buffer)
};
@@ -169,9 +169,9 @@ PkDecryption.prototype['decrypt'] = restore_stack(function (
) {
var plaintext_buffer, ciphertext_buffer, plaintext_max_length;
try {
- ciphertext_length = Module['lengthBytesUTF8'](ciphertext)
+ var ciphertext_length = lengthBytesUTF8(ciphertext)
ciphertext_buffer = malloc(ciphertext_length + 1);
- Module['stringToUTF8'](ciphertext, ciphertext_buffer, ciphertext_length + 1);
+ stringToUTF8(ciphertext, ciphertext_buffer, ciphertext_length + 1);
var ephemeralkey_array = array_from_string(ephemeral_key);
var ephemeralkey_buffer = stack(ephemeralkey_array);
var mac_array = array_from_string(mac);
@@ -190,11 +190,11 @@ PkDecryption.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"
);
- return Module['UTF8ToString'](plaintext_buffer);
+ return UTF8ToString(plaintext_buffer);
} finally {
if (plaintext_buffer !== undefined) {
// don't leave a copy of the plaintext in the heap.
diff --git a/javascript/olm_post.js b/javascript/olm_post.js
index 7a1d284..071021c 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"
);
@@ -474,8 +464,6 @@ 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
@@ -483,7 +471,11 @@ olm_exports["get_library_version"] = restore_stack(function() {
if (typeof module !== 'undefined' && module.exports) {
// node / browserify
- module.exports = olm_exports;
+ for (var olm_export in olm_exports) {
+ if (olm_exports.hasOwnProperty(olm_export)) {
+ Module[olm_export] = olm_exports[olm_export];
+ }
+ }
}
if (typeof(window) !== 'undefined') {
@@ -492,3 +484,7 @@ if (typeof(window) !== 'undefined') {
// Olm in the global scope for browserified and webpacked apps.)
window["Olm"] = olm_exports;
}
+
+Module.then(function() {
+ OLM_ERROR = Module['_olm_error']();
+});
diff --git a/javascript/olm_pre.js b/javascript/olm_pre.js
index ae7aba5..5e8ed12 100644
--- a/javascript/olm_pre.js
+++ b/javascript/olm_pre.js
@@ -1,10 +1,8 @@
var olm_exports = {};
var get_random_values;
-var process; // Shadow the process object so that emscripten won't get
- // confused by browserify
if (typeof(window) !== 'undefined') {
- // We've in a browser (directly, via browserify, or via webpack).
+ // We're in a browser (directly, via browserify, or via webpack).
get_random_values = function(buf) {
window.crypto.getRandomValues(buf);
};
@@ -12,7 +10,9 @@ if (typeof(window) !== 'undefined') {
// We're running in node.
var nodeCrypto = require("crypto");
get_random_values = function(buf) {
- var bytes = nodeCrypto.randomBytes(buf.length);
+ // [''] syntax needed here rather than '.' to prevent
+ // closure compiler from mangling the import(!)
+ var bytes = nodeCrypto['randomBytes'](buf.length);
buf.set(bytes);
};
process = global["process"];
@@ -20,14 +20,23 @@ if (typeof(window) !== 'undefined') {
throw new Error("Cannot find global to attach library to");
}
-(function() {
- /* applications should define OLM_OPTIONS in the environment to override
- * emscripten module settings */
- var Module = {};
- if (typeof(OLM_OPTIONS) !== 'undefined') {
- for (var key in OLM_OPTIONS) {
- if (OLM_OPTIONS.hasOwnProperty(key)) {
- Module[key] = OLM_OPTIONS[key];
- }
+/* applications should define OLM_OPTIONS in the environment to override
+ * emscripten module settings (we still need to (re) declare the variable
+ * otherwise the closure compiler becomes sad).
+ */
+var OLM_OPTIONS;
+if (typeof(OLM_OPTIONS) !== 'undefined') {
+ for (var olm_option_key in OLM_OPTIONS) {
+ if (OLM_OPTIONS.hasOwnProperty(olm_option_key)) {
+ Module[olm_option_key] = OLM_OPTIONS[olm_option_key];
}
}
+}
+
+/* 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;
diff --git a/javascript/test/megolm.spec.js b/javascript/test/megolm.spec.js
index 8f9d24a..9d5eb72 100644
--- a/javascript/test/megolm.spec.js
+++ b/javascript/test/megolm.spec.js
@@ -16,12 +16,15 @@ limitations under the License.
"use strict";
-var Olm = require('../olm');
+var Olm = require('../olm')();
describe("megolm", function() {
var aliceSession, bobSession;
- beforeEach(function() {
+ beforeEach(function(done) {
+ Olm.then(function() {
+ done();
+ });
aliceSession = new Olm.OutboundGroupSession();
bobSession = new Olm.InboundGroupSession();
});
diff --git a/javascript/test/olm.spec.js b/javascript/test/olm.spec.js
index b7cc3ae..94fa87b 100644
--- a/javascript/test/olm.spec.js
+++ b/javascript/test/olm.spec.js
@@ -16,7 +16,7 @@ limitations under the License.
"use strict";
-var Olm = require('../olm');
+var Olm = require('../olm')();
if (!Object.keys) {
Object.keys = function(o) {
@@ -30,7 +30,13 @@ describe("olm", function() {
var aliceAccount, bobAccount;
var aliceSession, bobSession;
- beforeEach(function() {
+ beforeEach(function(done) {
+ // This should really be in a beforeAll, but jasmine-node
+ // doesn't support that
+ Olm.then(function() {
+ done();
+ });
+
aliceAccount = new Olm.Account();
bobAccount = new Olm.Account();
aliceSession = new Olm.Session();
diff --git a/javascript/test/pk.spec.js b/javascript/test/pk.spec.js
index aec90ac..9f7dbfd 100644
--- a/javascript/test/pk.spec.js
+++ b/javascript/test/pk.spec.js
@@ -16,7 +16,7 @@ limitations under the License.
"use strict";
-var Olm = require('../olm');
+var Olm = require('../olm')();
if (!Object.keys) {
Object.keys = function(o) {
@@ -29,7 +29,11 @@ if (!Object.keys) {
describe("pk", function() {
var encryption, decryption;
- beforeEach(function() {
+ beforeEach(function(done) {
+ Olm.then(function() {
+ done();
+ });
+
encryption = new Olm.PkEncryption();
decryption = new Olm.PkDecryption();
});
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 10:10:20 +0000