Allow BPF structure passing and returning (#2100)
* Add BPF struct passing and returning tests
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166945a461
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@ -0,0 +1,17 @@
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#include <solana_sdk.h>
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struct foo {const uint8_t *input;};
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void foo(const uint8_t *input, struct foo foo) ;
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extern bool entrypoint(const uint8_t *input) {
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struct foo f;
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f.input = input;
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foo(input, f);
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return true;
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}
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void foo(const uint8_t *input, struct foo foo) {
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sol_log_64(0, 0, 0, (uint64_t)input, (uint64_t)foo.input);
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sol_assert(input == foo.input);
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}
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@ -0,0 +1,18 @@
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#include <solana_sdk.h>
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struct foo {const uint8_t *input;};
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struct foo bar(const uint8_t *input);
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extern bool entrypoint(const uint8_t *input) {
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struct foo foo = bar(input);
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sol_log_64(0, 0, 0, (uint64_t)input, (uint64_t)foo.input);
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sol_assert(input == foo.input);
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return true;
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}
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struct foo bar(const uint8_t *input) {
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struct foo foo;
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foo.input = input;
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return foo;
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}
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@ -18,6 +18,9 @@ fn main() {
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println!("cargo:rerun-if-changed=../../bpf/c/src/bench_alu.c");
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println!("cargo:rerun-if-changed=../../bpf/c/src/move_funds.c");
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println!("cargo:rerun-if-changed=../../bpf/c/src/noop.c");
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println!("cargo:rerun-if-changed=../../bpf/c/src/noop++.c");
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println!("cargo:rerun-if-changed=../../bpf/c/src/struct_pass.c");
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println!("cargo:rerun-if-changed=../../bpf/c/src/struct_ret.c");
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println!("cargo:warning=(not a warning) Compiling C-based BPF programs");
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let status = Command::new("make")
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.current_dir("../../bpf/c")
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@ -32,7 +32,7 @@ if [[ ! -r criterion-$machine-$version.md ]]; then
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fi
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# Install LLVM
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version=v0.0.5
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version=v0.0.6
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if [[ ! -f llvm-native-$machine-$version.md ]]; then
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(
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filename=solana-llvm-$machine.tar.bz2
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@ -296,10 +296,18 @@ fn test_program_builtin_bpf_noop() {
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#[cfg(feature = "bpf_c")]
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#[test]
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fn test_program_bpf_noop_c() {
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fn test_program_bpf_c() {
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logger::setup();
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let mut file = File::open(create_bpf_path("noop")).expect("file open failed");
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let programs = [
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"noop",
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"struct_pass",
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"struct_ret",
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//"noop++" // TODO fails with buffer overflow
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];
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for program in programs.iter() {
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println!("Test program: {:?}", program);
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let mut file = File::open(create_bpf_path(program)).expect("file open failed");
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let mut elf = Vec::new();
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file.read_to_end(&mut elf).unwrap();
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@ -320,4 +328,5 @@ fn test_program_bpf_noop_c() {
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&tx,
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loader.bank.process_transactions(&vec![tx.clone()]),
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);
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}
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}
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