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added entropy src

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This commit is contained in:
Simon Arnell 2025-01-16 11:53:57 +00:00
parent 8ce8534010
commit 609a510406
1 changed files with 6 additions and 4 deletions
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10
src/core/operations/LibHydrogenCurve25519Sign.mjs
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@ -175,7 +175,9 @@ class LibHydrogenCurve25519Signing extends Operation {
sched_yield() { sched_yield() {
return 0; return 0;
}, },
random_get() { random_get(buf, buf_len) {
const random_arr = new Uint8Array(dataview.buffer, buf, buf_len);
crypto.getRandomValues(random_arr);
return 0; return 0;
}, },
sock_accept() { sock_accept() {
@ -193,13 +195,13 @@ class LibHydrogenCurve25519Signing extends Operation {
} }
}; };
instance = await WebAssembly.instantiate(wasm, imports); instance = await WebAssembly.instantiate(wasm, imports);
// We must call a start method per WASI specification
// Libhydrogen's main method is one we have patched to initialise it
instance.exports._start();
// Get the memory are used as a stack when calling into the WASI // Get the memory are used as a stack when calling into the WASI
const memory = instance.exports.memory; const memory = instance.exports.memory;
// DataView takes care of our platform specific endian conversions // DataView takes care of our platform specific endian conversions
dataview = new DataView(memory.buffer); dataview = new DataView(memory.buffer);
// We must call a start method per WASI specification
// Libhydrogen's main method is one we have patched to initialise it
instance.exports._start();
// Run the various examples // Run the various examples
random_uniform(); random_uniform();
hash(); hash();