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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/rust/wasmparser/examples
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/wasmparser/examples')
-rw-r--r--third_party/rust/wasmparser/examples/simple.rs37
1 files changed, 37 insertions, 0 deletions
diff --git a/third_party/rust/wasmparser/examples/simple.rs b/third_party/rust/wasmparser/examples/simple.rs
new file mode 100644
index 0000000000..2aca2f2b5e
--- /dev/null
+++ b/third_party/rust/wasmparser/examples/simple.rs
@@ -0,0 +1,37 @@
+use anyhow::Result;
+use std::env;
+use wasmparser::{Parser, Payload};
+
+fn main() -> Result<()> {
+ let args = env::args().collect::<Vec<_>>();
+ if args.len() != 2 {
+ println!("Usage: {} in.wasm", args[0]);
+ return Ok(());
+ }
+
+ let buf: Vec<u8> = std::fs::read(&args[1])?;
+ for payload in Parser::new(0).parse_all(&buf) {
+ match payload? {
+ Payload::Version { .. } => {
+ println!("====== Module");
+ }
+ Payload::ExportSection(s) => {
+ for export in s {
+ let export = export?;
+ println!(" Export {} {:?}", export.name, export.kind);
+ }
+ }
+ Payload::ImportSection(s) => {
+ for import in s {
+ let import = import?;
+ println!(" Import {}::{}", import.module, import.name);
+ }
+ }
+ _other => {
+ // println!("found payload {:?}", _other);
+ }
+ }
+ }
+
+ Ok(())
+}