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Pull in solana_rbpf v0.1.14 (#5609)

This commit is contained in:
Jack May 2019-08-23 11:03:53 -07:00 committed by GitHub
parent 52f6da5cee
commit 97ea75a890
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GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 140 additions and 269 deletions
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8
Cargo.lock generated
View File

@ -3108,7 +3108,7 @@ dependencies = [
"serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
"solana-logger 0.18.0-pre2",
"solana-sdk 0.18.0-pre2",
"solana_rbpf 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
"solana_rbpf 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
@ -3132,7 +3132,7 @@ dependencies = [
"solana-logger 0.18.0-pre2",
"solana-runtime 0.18.0-pre2",
"solana-sdk 0.18.0-pre2",
"solana_rbpf 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
"solana_rbpf 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
"walkdir 2.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
]
@ -4344,7 +4344,7 @@ dependencies = [
[[package]]
name = "solana_rbpf"
version = "0.1.13"
version = "0.1.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@ -5603,7 +5603,7 @@ dependencies = [
"checksum solana_libra_vm_cache_map 0.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9f0abd2cc72c7d76ca9e0764e3f1fa01a01f49b9014a193f2a3fe735a034bf96"
"checksum solana_libra_vm_genesis 0.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4dadfcf5fabfd28d09770d698c618a48d75819f6915bd8bdfa04b93b6e492530"
"checksum solana_libra_vm_runtime 0.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "055a5de29d1b8a2b9f9e20293e07998b8e188164bbe6ac8a09260043f99379aa"
"checksum solana_rbpf 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "b6145a3a0104925b0be63e817f7b5814fac6aa29a328bbc1d637ffd33022d748"
"checksum solana_rbpf 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "337645c96a0e0ef4a082dd3e3786be9a004c3904ae8b17e61081389a8b97df65"
"checksum solicit 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "172382bac9424588d7840732b250faeeef88942e37b6e35317dce98cafdd75b2"
"checksum spin 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ceac490aa12c567115b40b7b7fceca03a6c9d53d5defea066123debc83c5dc1f"
"checksum spin 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "44363f6f51401c34e7be73db0db371c04705d35efbe9f7d6082e03a921a32c55"

2
programs/bpf/Cargo.toml
View File

@ -26,7 +26,7 @@ solana-bpf-loader-api = { path = "../bpf_loader_api", version = "0.18.0-pre2" }
solana-logger = { path = "../../logger", version = "0.18.0-pre2" }
solana-runtime = { path = "../../runtime", version = "0.18.0-pre2" }
solana-sdk = { path = "../../sdk", version = "0.18.0-pre2" }
solana_rbpf = "=0.1.13"
solana_rbpf = "=0.1.14"
[[bench]]
name = "bpf_loader"

53
programs/bpf/benches/bpf_loader.rs
View File

@ -3,7 +3,7 @@
extern crate test;
use byteorder::{ByteOrder, LittleEndian, WriteBytesExt};
use solana_rbpf::EbpfVmRaw;
use solana_rbpf::EbpfVm;
use std::env;
use std::fs::File;
use std::io::Error;
@ -44,7 +44,7 @@ const ARMSTRONG_EXPECTED: u64 = 5;
#[bench]
fn bench_program_load_elf(bencher: &mut Bencher) {
let elf = load_elf().unwrap();
let mut vm = EbpfVmRaw::new(None).unwrap();
let mut vm = EbpfVm::new(None).unwrap();
vm.set_verifier(empty_check).unwrap();
bencher.iter(|| {
@ -55,7 +55,7 @@ fn bench_program_load_elf(bencher: &mut Bencher) {
#[bench]
fn bench_program_verify(bencher: &mut Bencher) {
let elf = load_elf().unwrap();
let mut vm = EbpfVmRaw::new(None).unwrap();
let mut vm = EbpfVm::new(None).unwrap();
vm.set_verifier(empty_check).unwrap();
vm.set_elf(&elf).unwrap();
@ -101,28 +101,29 @@ fn bench_program_alu(bencher: &mut Bencher) {
println!(" {:?} MIPS", mips);
println!("{{ \"type\": \"bench\", \"name\": \"bench_program_alu_interpreted_mips\", \"median\": {:?}, \"deviation\": 0 }}", mips);
println!("JIT to native:");
vm.jit_compile().unwrap();
unsafe {
assert_eq!(
1, /*true*/
vm.execute_program_jit(&mut inner_iter).unwrap()
);
}
assert_eq!(ARMSTRONG_LIMIT, LittleEndian::read_u64(&inner_iter));
assert_eq!(
ARMSTRONG_EXPECTED,
LittleEndian::read_u64(&inner_iter[mem::size_of::<u64>()..])
);
// JIT disabled until address translation support is added
// println!("JIT to native:");
// vm.jit_compile().unwrap();
// unsafe {
// assert_eq!(
// 1, /*true*/
// vm.execute_program_jit(&mut inner_iter).unwrap()
// );
// }
// assert_eq!(ARMSTRONG_LIMIT, LittleEndian::read_u64(&inner_iter));
// assert_eq!(
// ARMSTRONG_EXPECTED,
// LittleEndian::read_u64(&inner_iter[mem::size_of::<u64>()..])
// );
bencher.iter(|| unsafe {
vm.execute_program_jit(&mut inner_iter).unwrap();
});
let summary = bencher.bench(|_bencher| {}).unwrap();
println!(" {:?} instructions", instructions);
println!(" {:?} ns/iter median", summary.median as u64);
assert!(0f64 != summary.median);
let mips = (instructions * (ns_per_s / summary.median as u64)) / one_million;
println!(" {:?} MIPS", mips);
println!("{{ \"type\": \"bench\", \"name\": \"bench_program_alu_jit_to_native_mips\", \"median\": {:?}, \"deviation\": 0 }}", mips);
// bencher.iter(|| unsafe {
// vm.execute_program_jit(&mut inner_iter).unwrap();
// });
// let summary = bencher.bench(|_bencher| {}).unwrap();
// println!(" {:?} instructions", instructions);
// println!(" {:?} ns/iter median", summary.median as u64);
// assert!(0f64 != summary.median);
// let mips = (instructions * (ns_per_s / summary.median as u64)) / one_million;
// println!(" {:?} MIPS", mips);
// println!("{{ \"type\": \"bench\", \"name\": \"bench_program_alu_jit_to_native_mips\", \"median\": {:?}, \"deviation\": 0 }}", mips);
}

2
programs/bpf/c/src/bench_alu/bench_alu.c
View File

@ -24,7 +24,7 @@ extern bool entrypoint(const uint8_t *input) {
}
}
sol_log_64(x, count, 0, 0, 0);
// sol_log_64(x, count, 0, 0, 0);
*result = count;
return true;
}

2
programs/bpf_loader_api/Cargo.toml
View File

@ -16,7 +16,7 @@ log = "0.4.8"
serde = "1.0.99"
solana-logger = { path = "../../logger", version = "0.18.0-pre2" }
solana-sdk = { path = "../../sdk", version = "0.18.0-pre2" }
solana_rbpf = "=0.1.13"
solana_rbpf = "=0.1.14"
[lib]
crate-type = ["lib"]

4
programs/bpf_loader_api/src/alloc.rs
View File

@ -3,8 +3,8 @@ use std::fmt;
/// Based loosely on the unstable std::alloc::Alloc trait
pub trait Alloc {
fn alloc(&mut self, layout: Layout) -> Result<*mut u8, AllocErr>;
fn dealloc(&mut self, ptr: *mut u8, layout: Layout);
fn alloc(&mut self, layout: Layout) -> Result<u64, AllocErr>;
fn dealloc(&mut self, addr: u64, layout: Layout);
}
#[derive(Clone, PartialEq, Eq, Debug)]

26
programs/bpf_loader_api/src/allocator_bump.rs
View File

@ -6,27 +6,35 @@ use std::alloc::Layout;
#[derive(Debug)]
pub struct BPFAllocator {
heap: Vec<u8>,
pos: usize,
start: u64,
len: u64,
pos: u64,
}
impl BPFAllocator {
pub fn new(heap: Vec<u8>) -> Self {
Self { heap, pos: 0 }
pub fn new(heap: Vec<u8>, virtual_address: u64) -> Self {
let len = heap.len() as u64;
Self {
heap,
start: virtual_address,
len,
pos: 0,
}
}
}
impl Alloc for BPFAllocator {
fn alloc(&mut self, layout: Layout) -> Result<*mut u8, AllocErr> {
if self.pos + layout.size() <= self.heap.len() {
let ptr = unsafe { self.heap.as_mut_ptr().add(self.pos) };
self.pos += layout.size();
Ok(ptr)
fn alloc(&mut self, layout: Layout) -> Result<u64, AllocErr> {
if self.pos + layout.size() as u64 <= self.len {
let addr = self.start + self.pos;
self.pos += layout.size() as u64;
Ok(addr)
} else {
Err(AllocErr)
}
}
fn dealloc(&mut self, _ptr: *mut u8, _layout: Layout) {
fn dealloc(&mut self, _addr: u64, _layout: Layout) {
// It's a bump allocator, free not supported
}
}

40
programs/bpf_loader_api/src/allocator_system.rs
View File

@ -1,40 +0,0 @@
use crate::alloc;
use alloc::{Alloc, AllocErr};
use std::alloc::{self as system_alloc, Layout};
#[derive(Debug)]
pub struct BPFAllocator {
allocated: usize,
size: usize,
}
impl BPFAllocator {
pub fn new(heap: Vec<u8>) -> Self {
Self {
allocated: 0,
size: heap.len(),
}
}
}
impl Alloc for BPFAllocator {
fn alloc(&mut self, layout: Layout) -> Result<*mut u8, AllocErr> {
if self.allocated + layout.size() <= self.size {
let ptr = unsafe { system_alloc::alloc(layout) };
if !ptr.is_null() {
self.allocated += layout.size();
return Ok(ptr);
}
}
Err(AllocErr)
}
#[allow(clippy::not_unsafe_ptr_arg_deref)]
fn dealloc(&mut self, ptr: *mut u8, layout: Layout) {
self.allocated -= layout.size();
unsafe {
system_alloc::dealloc(ptr, layout);
}
}
}

223
programs/bpf_loader_api/src/helpers.rs
View File

@ -1,9 +1,13 @@
use crate::Alloc;
use crate::alloc;
use alloc::Alloc;
use libc::c_char;
use log::*;
use solana_rbpf::{EbpfVmRaw, MemoryRegion};
use solana_rbpf::{
ebpf::{HelperContext, MM_HEAP_START},
memory_region::{translate_addr, MemoryRegion},
EbpfVm,
};
use std::alloc::Layout;
use std::any::Any;
use std::ffi::CStr;
use std::io::{Error, ErrorKind};
use std::mem;
@ -13,126 +17,66 @@ use std::str::from_utf8;
/// Program heap allocators are intended to allocate/free from a given
/// chunk of memory. The specific allocator implementation is
/// selectable at build-time.
/// Enable only one of the following BPFAllocator implementations.
/// Only one allocator is currently supported
/// Simple bump allocator, never frees
use crate::allocator_bump::BPFAllocator;
/// Use the system heap (test purposes only). This allocator relies on the system heap
/// and there is no mechanism to check read-write access privileges
/// at the moment. Therefor you must disable memory bounds checking
// use allocator_system::BPFAllocator;
/// Default program heap size, allocators
/// are expected to enforce this
const DEFAULT_HEAP_SIZE: usize = 32 * 1024;
pub fn register_helpers(vm: &mut EbpfVmRaw) -> Result<(MemoryRegion), Error> {
vm.register_helper_ex("abort", Some(helper_abort_verify), helper_abort, None)?;
vm.register_helper_ex(
"sol_panic",
Some(helper_sol_panic_verify),
helper_sol_panic,
None,
)?;
vm.register_helper_ex(
"sol_panic_",
Some(helper_sol_panic_verify),
helper_sol_panic,
None,
)?;
vm.register_helper_ex("sol_log", Some(helper_sol_log_verify), helper_sol_log, None)?;
vm.register_helper_ex(
"sol_log_",
Some(helper_sol_log_verify_),
helper_sol_log_,
None,
)?;
vm.register_helper_ex("sol_log_64", None, helper_sol_log_u64, None)?;
vm.register_helper_ex("sol_log_64_", None, helper_sol_log_u64, None)?;
pub fn register_helpers(vm: &mut EbpfVm) -> Result<(MemoryRegion), Error> {
vm.register_helper_ex("abort", helper_abort, None)?;
vm.register_helper_ex("sol_panic", helper_sol_panic, None)?;
vm.register_helper_ex("sol_panic_", helper_sol_panic, None)?;
vm.register_helper_ex("sol_log", helper_sol_log, None)?;
vm.register_helper_ex("sol_log_", helper_sol_log, None)?;
vm.register_helper_ex("sol_log_64", helper_sol_log_u64, None)?;
vm.register_helper_ex("sol_log_64_", helper_sol_log_u64, None)?;
let heap = vec![0_u8; DEFAULT_HEAP_SIZE];
let heap_region = MemoryRegion::new_from_slice(&heap);
let context = Box::new(BPFAllocator::new(heap));
vm.register_helper_ex(
"sol_alloc_free_",
None,
helper_sol_alloc_free,
Some(context),
)?;
let heap_region = MemoryRegion::new_from_slice(&heap, MM_HEAP_START);
let context = Box::new(BPFAllocator::new(heap, MM_HEAP_START));
vm.register_helper_ex("sol_alloc_free_", helper_sol_alloc_free, Some(context))?;
Ok(heap_region)
}
/// Verifies a string passed out of the program
fn verify_string(addr: u64, ro_regions: &[MemoryRegion]) -> Result<(()), Error> {
for region in ro_regions.iter() {
if region.addr <= addr && (addr as u64) < region.addr + region.len {
let c_buf: *const c_char = addr as *const c_char;
let max_size = region.addr + region.len - addr;
unsafe {
for i in 0..max_size {
if std::ptr::read(c_buf.offset(i as isize)) == 0 {
return Ok(());
}
}
}
return Err(Error::new(ErrorKind::Other, "Error, Unterminated string"));
}
}
Err(Error::new(
ErrorKind::Other,
"Error: Load segfault, bad string pointer",
))
}
type Context = Option<Box<dyn Any + 'static>>;
/// Abort helper functions, called when the BPF program calls `abort()`
/// The verify function returns an error which will cause the BPF program
/// to be halted immediately
pub fn helper_abort_verify(
_arg1: u64,
_arg2: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
_ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(()), Error> {
Err(Error::new(
ErrorKind::Other,
"Error: BPF program called abort()!",
))
}
pub fn helper_abort(
_arg1: u64,
_arg2: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
) -> u64 {
// Never called because its verify function always returns an error
0
_context: &mut HelperContext,
_ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(u64), Error> {
Err(Error::new(
ErrorKind::Other,
"Error: BPF program called abort()!",
))
}
/// Panic helper functions, called when the BPF program calls 'sol_panic_()`
/// The verify function returns an error which will cause the BPF program
/// to be halted immediately
pub fn helper_sol_panic_verify(
pub fn helper_sol_panic(
file: u64,
len: u64,
line: u64,
column: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
_context: &mut HelperContext,
ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(()), Error> {
if verify_string(file, ro_regions).is_ok() {
let c_buf: *const c_char = file as *const c_char;
) -> Result<(u64), Error> {
if let Ok(host_addr) = translate_addr(file, len as usize, "Load", 0, ro_regions) {
let c_buf: *const c_char = host_addr as *const c_char;
let c_str: &CStr = unsafe { CStr::from_ptr(c_buf) };
if let Ok(slice) = c_str.to_str() {
return Err(Error::new(
@ -146,94 +90,51 @@ pub fn helper_sol_panic_verify(
}
Err(Error::new(ErrorKind::Other, "Error: BPF program Panicked"))
}
pub fn helper_sol_panic(
_arg1: u64,
_arg2: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
) -> u64 {
// Never called because its verify function always returns an error
0
}
/// Logging helper functions, called when the BPF program calls `sol_log_()` or
/// `sol_log_64_()`.
pub fn helper_sol_log_verify(
addr: u64,
_arg2: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(()), Error> {
verify_string(addr, ro_regions)
}
pub fn helper_sol_log(
addr: u64,
_arg2: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
) -> u64 {
let c_buf: *const c_char = addr as *const c_char;
let c_str: &CStr = unsafe { CStr::from_ptr(c_buf) };
match c_str.to_str() {
Ok(slice) => info!("info!: {:?}", slice),
Err(e) => warn!("Error: Cannot print invalid string: {}", e),
};
0
}
pub fn helper_sol_log_verify_(
addr: u64,
len: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
_context: &mut HelperContext,
ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(()), Error> {
for region in ro_regions.iter() {
if region.addr <= addr && (addr as u64) + len <= region.addr + region.len {
return Ok(());
) -> Result<(u64), Error> {
let host_addr = translate_addr(addr, len as usize, "Load", 0, ro_regions)?;
let c_buf: *const c_char = host_addr as *const c_char;
unsafe {
for i in 0..len {
let c = std::ptr::read(c_buf.offset(i as isize));
if i == len - 1 || c == 0 {
let message =
from_utf8(from_raw_parts(host_addr as *const u8, len as usize)).unwrap();
println!("info!: {}", message);
return Ok(0);
}
}
}
Err(Error::new(
ErrorKind::Other,
"Error: Load segfault, bad string pointer",
"Error: Unterminated string logged",
))
}
pub fn helper_sol_log_(
addr: u64,
len: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
_context: &mut Context,
) -> u64 {
let ptr: *const u8 = addr as *const u8;
let message = unsafe { from_utf8(from_raw_parts(ptr, len as usize)).unwrap() };
info!("info: {:?}", message);
0
}
pub fn helper_sol_log_u64(
arg1: u64,
arg2: u64,
arg3: u64,
arg4: u64,
arg5: u64,
_context: &mut Context,
) -> u64 {
_context: &mut HelperContext,
_ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(u64), Error> {
info!(
"info!: {:#x}, {:#x}, {:#x}, {:#x}, {:#x}",
arg1, arg2, arg3, arg4, arg5
);
0
Ok(0)
}
/// Dynamic memory allocation helper called when the BPF program calls
@ -244,24 +145,26 @@ pub fn helper_sol_log_u64(
/// to the VM to use for enforcement.
pub fn helper_sol_alloc_free(
size: u64,
free_ptr: u64,
free_addr: u64,
_arg3: u64,
_arg4: u64,
_arg5: u64,
context: &mut Context,
) -> u64 {
context: &mut HelperContext,
_ro_regions: &[MemoryRegion],
_rw_regions: &[MemoryRegion],
) -> Result<(u64), Error> {
if let Some(context) = context {
if let Some(allocator) = context.downcast_mut::<BPFAllocator>() {
return {
let layout = Layout::from_size_align(size as usize, mem::align_of::<u8>()).unwrap();
if free_ptr == 0 {
if free_addr == 0 {
match allocator.alloc(layout) {
Ok(ptr) => ptr as u64,
Err(_) => 0,
Ok(addr) => Ok(addr as u64),
Err(_) => Ok(0),
}
} else {
allocator.dealloc(free_ptr as *mut u8, layout);
0
allocator.dealloc(free_addr, layout);
Ok(0)
}
};
};

12
programs/bpf_loader_api/src/lib.rs
View File

@ -1,6 +1,5 @@
pub mod alloc;
pub mod allocator_bump;
pub mod allocator_system;
pub mod bpf_verifier;
pub mod helpers;
@ -14,10 +13,9 @@ macro_rules! solana_bpf_loader {
};
}
use alloc::Alloc;
use byteorder::{ByteOrder, LittleEndian, WriteBytesExt};
use log::*;
use solana_rbpf::{EbpfVmRaw, MemoryRegion};
use solana_rbpf::{memory_region::MemoryRegion, EbpfVm};
use solana_sdk::account::KeyedAccount;
use solana_sdk::instruction::InstructionError;
use solana_sdk::loader_instruction::LoaderInstruction;
@ -26,8 +24,8 @@ use std::io::prelude::*;
use std::io::Error;
use std::mem;
pub fn create_vm(prog: &[u8]) -> Result<(EbpfVmRaw, MemoryRegion), Error> {
let mut vm = EbpfVmRaw::new(None)?;
pub fn create_vm(prog: &[u8]) -> Result<(EbpfVm, MemoryRegion), Error> {
let mut vm = EbpfVm::new(None)?;
vm.set_verifier(bpf_verifier::check)?;
vm.set_max_instruction_count(36000)?;
vm.set_elf(&prog)?;
@ -168,7 +166,7 @@ mod tests {
use super::*;
#[test]
#[should_panic(expected = "Error: Execution exceeded maximum number of instructions")]
#[should_panic(expected = "Error: Exceeded maximum number of instructions allowed")]
fn test_non_terminating_program() {
#[rustfmt::skip]
let prog = &[
@ -178,7 +176,7 @@ mod tests {
];
let input = &mut [0x00];
let mut vm = EbpfVmRaw::new(None).unwrap();
let mut vm = EbpfVm::new(None).unwrap();
vm.set_verifier(bpf_verifier::check).unwrap();
vm.set_max_instruction_count(10).unwrap();
vm.set_program(prog).unwrap();

30
sdk/bpf/c/inc/solana_sdk.h
View File

@ -58,18 +58,6 @@ static_assert(sizeof(uint64_t) == 8);
#include <stdbool.h>
#endif
/**
* Helper function that prints a string to stdout
*/
void sol_log(const char *);
/**
* Helper function that prints a 64 bit values represented in hexadecimal
* to stdout
*/
void sol_log_64(uint64_t, uint64_t, uint64_t, uint64_t, uint64_t);
/**
* Prefix for all BPF functions
*
@ -78,6 +66,18 @@ void sol_log_64(uint64_t, uint64_t, uint64_t, uint64_t, uint64_t);
*/
#define SOL_FN_PREFIX __attribute__((always_inline)) static
/**
* Helper function that prints a string to stdout
*/
void sol_log_(const char *, uint64_t);
#define sol_log(message) sol_log_(message, sol_strlen(message))
/**
* Helper function that prints a 64 bit values represented in hexadecimal
* to stdout
*/
void sol_log_64(uint64_t, uint64_t, uint64_t, uint64_t, uint64_t);
/**
* Size of Public key in bytes
*/
@ -175,8 +175,8 @@ SOL_FN_PREFIX size_t sol_strlen(const char *s) {
* Prints the line number where the panic occurred and then causes
* the BPF VM to immediately halt execution. No accounts' userdata are updated
*/
void sol_panic_(const char *, uint64_t, uint64_t);
#define sol_panic() sol_panic_(__FILE__, __LINE__, 0)
void sol_panic_(const char *, uint64_t, uint64_t, uint64_t);
#define sol_panic() sol_panic_(__FILE__, sizeof(__FILE__), __LINE__, 0)
/**
* Asserts
@ -329,7 +329,7 @@ bool entrypoint(const uint8_t *input);
* Stub log functions when building tests
*/
#include <stdio.h>
void sol_log(const char *s) {
void sol_log_(const char *s, uint64_t len) {
printf("sol_log: %s\n", s);
}
void sol_log_64(uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5) {

7
sdk/bpf/rust/rust-no-std/src/panic.rs
View File

@ -5,7 +5,7 @@ use core::ptr;
#[panic_handler]
fn panic(info: &PanicInfo) -> ! {
// Message is ignored for now to avoid incurring formatting program size overhead
// Message is ignored for now to avoid incurring formatting overhead
match info.location() {
Some(location) => {
let mut file: [u8; 128] = [0; 128];
@ -18,14 +18,15 @@ fn panic(info: &PanicInfo) -> ! {
unsafe {
sol_panic_(
file.as_ptr(),
file.len() as u64,
u64::from(location.line()),
u64::from(location.column()),
);
}
}
None => unsafe { sol_panic_(ptr::null(), 0, 0) },
None => unsafe { sol_panic_(ptr::null(), 0, 0, 0) },
}
}
extern "C" {
pub fn sol_panic_(file: *const u8, line: u64, column: u64) -> !;
pub fn sol_panic_(file: *const u8, len: u64, line: u64, column: u64) -> !;
}