fix: bad buffer slice

nodejs · Feb 4, 2023 · d2be675 · d2be675
1 parent 16b7a68
commit d2be675
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/lib/client.js b/lib/client.js
@@ -363,7 +363,7 @@ async function lazyllhttp () {
       },
       wasm_on_status: (p, at, len) => {
         assert.strictEqual(currentParser.ptr, p)
-        const start = at - currentBufferPtr
+        const start = at - currentBufferPtr + currentBufferRef.byteOffset
         return currentParser.onStatus(new FastBuffer(currentBufferRef.buffer, start, len)) || 0
       },
       wasm_on_message_begin: (p) => {
@@ -372,12 +372,12 @@ async function lazyllhttp () {
       },
       wasm_on_header_field: (p, at, len) => {
         assert.strictEqual(currentParser.ptr, p)
-        const start = at - currentBufferPtr
+        const start = at - currentBufferPtr + currentBufferRef.byteOffset
         return currentParser.onHeaderField(new FastBuffer(currentBufferRef.buffer, start, len)) || 0
       },
       wasm_on_header_value: (p, at, len) => {
         assert.strictEqual(currentParser.ptr, p)
-        const start = at - currentBufferPtr
+        const start = at - currentBufferPtr + currentBufferRef.byteOffset
         return currentParser.onHeaderValue(new FastBuffer(currentBufferRef.buffer, start, len)) || 0
       },
       wasm_on_headers_complete: (p, statusCode, upgrade, shouldKeepAlive) => {
@@ -386,7 +386,7 @@ async function lazyllhttp () {
       },
       wasm_on_body: (p, at, len) => {
         assert.strictEqual(currentParser.ptr, p)
-        const start = at - currentBufferPtr
+        const start = at - currentBufferPtr + currentBufferRef.byteOffset
         return currentParser.onBody(new FastBuffer(currentBufferRef.buffer, start, len)) || 0
       },
       wasm_on_message_complete: (p) => {