feat: support streaming decoding

2 files changed, 6 insertions, 41 deletions

diff --git a/examples/php-on-wasm/php-wasm.php b/examples/php-on-wasm/php-wasm.php
index 92871cd..697b5b3 100644
--- a/examples/php-on-wasm/php-wasm.php
+++ b/examples/php-on-wasm/php-wasm.php
@@ -5,33 +5,24 @@ declare(strict_types=1);
 require_once __DIR__ . '/../../vendor/autoload.php';
 
 use Nsfisis\Waddiwasi\BinaryFormat\Decoder;
-use Nsfisis\Waddiwasi\BinaryFormat\InvalidBinaryFormatException;
 use Nsfisis\Waddiwasi\Execution\Extern;
 use Nsfisis\Waddiwasi\Execution\Externs;
 use Nsfisis\Waddiwasi\Execution\FuncInst;
 use Nsfisis\Waddiwasi\Execution\Refs;
 use Nsfisis\Waddiwasi\Execution\Runtime;
 use Nsfisis\Waddiwasi\Execution\Store;
+use Nsfisis\Waddiwasi\Stream\FileStream;
 use Nsfisis\Waddiwasi\Structure\Types\FuncType;
 use Nsfisis\Waddiwasi\Structure\Types\NumType;
 use Nsfisis\Waddiwasi\Structure\Types\ResultType;
 use Nsfisis\Waddiwasi\Structure\Types\ValType;
 
-const PHP_EMPTY = '';
-
 const PHP_HELLO_WORLD = <<<'EOS'
 echo "Hello, World!\n";
 EOS;
 
-$wasmBinary = file_get_contents(__DIR__ . '/php-wasm.wasm');
-\assert($wasmBinary !== false);
-
-try {
-    $module = (new Decoder($wasmBinary))->decode();
-} catch (InvalidBinaryFormatException $e) {
-    fprintf(STDERR, $e->getMessage() . "\n");
-    exit(1);
-}
+$wasmBinaryStream = new FileStream(__DIR__ . '/php-wasm.wasm');
+$module = (new Decoder($wasmBinaryStream))->decode();
 
 $imports = [
     'env' => [
diff --git a/examples/rubyvm-on-php-on-wasm/php-wasm.php b/examples/rubyvm-on-php-on-wasm/php-wasm.php
index b24641d..723e210 100644
--- a/examples/rubyvm-on-php-on-wasm/php-wasm.php
+++ b/examples/rubyvm-on-php-on-wasm/php-wasm.php
@@ -5,34 +5,24 @@ declare(strict_types=1);
 require_once __DIR__ . '/vendor/autoload.php';
 
 use Nsfisis\Waddiwasi\BinaryFormat\Decoder;
-use Nsfisis\Waddiwasi\BinaryFormat\InvalidBinaryFormatException;
 use Nsfisis\Waddiwasi\Execution\Extern;
 use Nsfisis\Waddiwasi\Execution\Externs;
 use Nsfisis\Waddiwasi\Execution\FuncInst;
-use Nsfisis\Waddiwasi\Execution\MemInst;
 use Nsfisis\Waddiwasi\Execution\Refs;
 use Nsfisis\Waddiwasi\Execution\Runtime;
 use Nsfisis\Waddiwasi\Execution\Store;
+use Nsfisis\Waddiwasi\Stream\FileStream;
 use Nsfisis\Waddiwasi\Structure\Types\FuncType;
 use Nsfisis\Waddiwasi\Structure\Types\NumType;
 use Nsfisis\Waddiwasi\Structure\Types\ResultType;
 use Nsfisis\Waddiwasi\Structure\Types\ValType;
 
-const PHP_EMPTY = '';
-
 const PHP_HELLO_WORLD = <<<'EOS'
 require_once '%DIR%/HelloWorld.php';
 EOS;
 
-$wasmBinary = file_get_contents(__DIR__ . '/php-wasm.wasm');
-\assert($wasmBinary !== false);
-
-try {
-    $module = (new Decoder($wasmBinary))->decode();
-} catch (InvalidBinaryFormatException $e) {
-    fprintf(STDERR, $e->getMessage() . "\n");
-    exit(1);
-}
+$wasmBinaryStream = new FileStream(__DIR__ . '/php-wasm.wasm');
+$module = (new Decoder($wasmBinaryStream))->decode();
 
 $imports = [
     'env' => [
@@ -142,22 +132,6 @@ $results = $runtime->invoke("php_wasm_run", [$codePtr]);
 $exitCode = $results[0];
 \assert(\is_int($exitCode));
 
-function dumpMemory(MemInst $mem): void
-{
-    $buf = '';
-    $s = $mem->size();
-    for ($j = 0; $j < $s; $j++) {
-        $c = $mem->loadByte($j);
-        \assert($c !== null);
-        $buf .= \chr($c);
-        if ($j % 1024 === 1023) {
-            fputs(STDOUT, $buf);
-            $buf = "";
-        }
-    }
-    fputs(STDOUT, $buf);
-}
-
 function allocateStringOnWasmMemory(Runtime $runtime, string $str): int
 {
     // Plus 1 for the null terminator in C.