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Merge pull request #484 from link2xt/safe_test_encryption_decryption

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Safe test encryption decryption
This commit is contained in:
Alexander Krotov
2019-09-11 00:43:21 +00:00
committed by GitHub
parent 38ad16887b 706a97b013
commit 995548002b
2 changed files with 100 additions and 115 deletions
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31
src/key.rs
View File

@@ -1,7 +1,6 @@
use std::collections::BTreeMap;
use std::ffi::{CStr, CString};
use std::io::Cursor;
use std::slice;
use libc;
use pgp::composed::{Deserializable, SignedPublicKey, SignedSecretKey};
@@ -106,15 +105,6 @@ impl Key {
}
}
pub fn from_binary(data: *const u8, len: libc::c_int, key_type: KeyType) -> Option<Self> {
if data.is_null() || len == 0 {
return None;
}
let bytes = unsafe { slice::from_raw_parts(data, len as usize) };
Self::from_slice(bytes, key_type)
}
pub fn from_armored_string(
data: &str,
key_type: KeyType,
@@ -449,6 +439,27 @@ i8pcjGO+IZffvyZJVRWfVooBJmWWbPB1pueo3tx8w3+fcuzpxz+RLFKaPyqXO+dD
assert_eq!(private_key, private_key2);
}
#[test]
fn test_from_slice_bad_data() {
let mut bad_data: [u8; 4096] = [0; 4096];
for i in 0..4096 {
bad_data[i] = (i & 0xff) as u8;
}
for j in 0..(4096 / 40) {
let bad_key = Key::from_slice(
&bad_data[j..j + 4096 / 2 + j],
if 0 != j & 1 {
KeyType::Public
} else {
KeyType::Private
},
);
assert!(bad_key.is_none());
}
}
#[test]
#[ignore] // is too expensive
fn test_ascii_roundtrip() {

26
tests/stress.rs
View File

@@ -12,7 +12,6 @@ use deltachat::contact::*;
use deltachat::context::*;
use deltachat::dc_imex::*;
use deltachat::dc_tools::*;
use deltachat::key::*;
use deltachat::keyring::*;
use deltachat::oauth2::*;
use deltachat::pgp::*;
@@ -461,30 +460,6 @@ unsafe fn stress_functions(context: &Context) {
#[test]
#[ignore] // is too expensive
fn test_encryption_decryption() {
unsafe {
let mut bad_data: [libc::c_uchar; 4096] = [0; 4096];
let mut i_0: libc::c_int = 0i32;
while i_0 < 4096i32 {
bad_data[i_0 as usize] = (i_0 & 0xffi32) as libc::c_uchar;
i_0 += 1
}
let mut j: libc::c_int = 0i32;
while j < 4096 / 40 {
let bad_key = Key::from_binary(
&mut *bad_data.as_mut_ptr().offset(j as isize) as *const u8,
4096 / 2 + j,
if 0 != j & 1 {
KeyType::Public
} else {
KeyType::Private
},
);
assert!(bad_key.is_none());
j += 1
}
let (public_key, private_key) = dc_pgp_create_keypair("foo@bar.de").unwrap();
private_key.split_key().unwrap();
@@ -591,7 +566,6 @@ fn test_encryption_decryption() {
assert_eq!(plain, original_text);
}
}
unsafe extern "C" fn cb(
_context: &Context,