pkcs5 reform

This commit is contained in:
Steven Fackler 2016-08-07 20:57:44 -07:00
parent 7855f428aa
commit 4d3c6868e7
1 changed files with 44 additions and 75 deletions

View File

@ -30,9 +30,7 @@ pub fn evp_bytes_to_key_pbkdf1_compatible(typ: symm::Type,
salt: Option<&[u8]>,
count: u32)
-> Result<KeyIvPair, ErrorStack> {
unsafe {
let salt_ptr = match salt {
Some(salt) => {
assert_eq!(salt.len(), ffi::PKCS5_SALT_LEN as usize);
@ -76,77 +74,47 @@ pub fn evp_bytes_to_key_pbkdf1_compatible(typ: symm::Type,
}
/// Derives a key from a password and salt using the PBKDF2-HMAC-SHA1 algorithm.
pub fn pbkdf2_hmac_sha1(pass: &str, salt: &[u8], iter: usize, keylen: usize) -> Vec<u8> {
pub fn pbkdf2_hmac_sha1(pass: &[u8],
salt: &[u8],
iter: usize,
keylen: usize)
-> Result<Vec<u8>, ErrorStack> {
unsafe {
assert!(iter >= 1);
assert!(keylen >= 1);
let mut out = Vec::with_capacity(keylen);
let mut out = vec![0; keylen];
ffi::init();
let r = ffi::PKCS5_PBKDF2_HMAC_SHA1(pass.as_ptr(),
pass.len() as c_int,
salt.as_ptr(),
salt.len() as c_int,
iter as c_int,
keylen as c_int,
out.as_mut_ptr());
if r != 1 {
panic!();
}
out.set_len(keylen);
out
try_ssl!(ffi::PKCS5_PBKDF2_HMAC_SHA1(pass.as_ptr(),
pass.len() as c_int,
salt.as_ptr(),
salt.len() as c_int,
iter as c_int,
keylen as c_int,
out.as_mut_ptr()));
Ok(out)
}
}
/// Derives a key from a password and salt using the PBKDF2-HMAC-SHA256 algorithm.
#[cfg(feature = "pkcs5_pbkdf2_hmac")]
pub fn pbkdf2_hmac_sha256(pass: &str, salt: &[u8], iter: usize, keylen: usize) -> Vec<u8> {
pbkdf2_hmac_sha(pass, salt, iter, unsafe { ffi::EVP_sha256() }, keylen)
}
/// Derives a key from a password and salt using the PBKDF2-HMAC-SHA512 algorithm.
#[cfg(feature = "pkcs5_pbkdf2_hmac")]
pub fn pbkdf2_hmac_sha512(pass: &str, salt: &[u8], iter: usize, keylen: usize) -> Vec<u8> {
pbkdf2_hmac_sha(pass, salt, iter, unsafe { ffi::EVP_sha512() }, keylen)
}
/// Derives a key from a password and salt using the PBKDF2-HMAC algorithm with a digest function.
#[cfg(feature = "pkcs5_pbkdf2_hmac")]
fn pbkdf2_hmac_sha(pass: &str,
pub fn pbkdf2_hmac(pass: &[u8],
salt: &[u8],
iter: usize,
digest: *const ffi::EVP_MD,
hash: hash::Type,
keylen: usize)
-> Vec<u8> {
-> Result<Vec<u8>, ErrorStack> {
unsafe {
assert!(iter >= 1);
assert!(keylen >= 1);
let mut out = Vec::with_capacity(keylen);
let mut out = vec![0; keylen];
ffi::init();
let r = ffi::PKCS5_PBKDF2_HMAC(pass.as_ptr(),
pass.len() as c_int,
salt.as_ptr(),
salt.len() as c_int,
iter as c_int,
digest,
keylen as c_int,
out.as_mut_ptr());
if r != 1 {
panic!();
}
out.set_len(keylen);
out
try_ssl!(ffi::PKCS5_PBKDF2_HMAC(pass.as_ptr(),
pass.len() as c_int,
salt.as_ptr(),
salt.len() as c_int,
iter as c_int,
hash.evp_md(),
keylen as c_int,
out.as_mut_ptr()));
Ok(out)
}
}
@ -159,36 +127,36 @@ mod tests {
// http://tools.ietf.org/html/draft-josefsson-pbkdf2-test-vectors-06
#[test]
fn test_pbkdf2_hmac_sha1() {
assert_eq!(super::pbkdf2_hmac_sha1("password", "salt".as_bytes(), 1, 20),
assert_eq!(super::pbkdf2_hmac_sha1(b"password", b"salt", 1, 20).unwrap(),
vec![0x0c_u8, 0x60_u8, 0xc8_u8, 0x0f_u8, 0x96_u8, 0x1f_u8, 0x0e_u8, 0x71_u8,
0xf3_u8, 0xa9_u8, 0xb5_u8, 0x24_u8, 0xaf_u8, 0x60_u8, 0x12_u8, 0x06_u8,
0x2f_u8, 0xe0_u8, 0x37_u8, 0xa6_u8]);
assert_eq!(super::pbkdf2_hmac_sha1("password", "salt".as_bytes(), 2, 20),
assert_eq!(super::pbkdf2_hmac_sha1(b"password", b"salt", 2, 20).unwrap(),
vec![0xea_u8, 0x6c_u8, 0x01_u8, 0x4d_u8, 0xc7_u8, 0x2d_u8, 0x6f_u8, 0x8c_u8,
0xcd_u8, 0x1e_u8, 0xd9_u8, 0x2a_u8, 0xce_u8, 0x1d_u8, 0x41_u8, 0xf0_u8,
0xd8_u8, 0xde_u8, 0x89_u8, 0x57_u8]);
assert_eq!(super::pbkdf2_hmac_sha1("password", "salt".as_bytes(), 4096, 20),
assert_eq!(super::pbkdf2_hmac_sha1(b"password", b"salt", 4096, 20).unwrap(),
vec![0x4b_u8, 0x00_u8, 0x79_u8, 0x01_u8, 0xb7_u8, 0x65_u8, 0x48_u8, 0x9a_u8,
0xbe_u8, 0xad_u8, 0x49_u8, 0xd9_u8, 0x26_u8, 0xf7_u8, 0x21_u8, 0xd0_u8,
0x65_u8, 0xa4_u8, 0x29_u8, 0xc1_u8]);
assert_eq!(super::pbkdf2_hmac_sha1("password", "salt".as_bytes(), 16777216, 20),
assert_eq!(super::pbkdf2_hmac_sha1(b"password", b"salt", 16777216, 20).unwrap(),
vec![0xee_u8, 0xfe_u8, 0x3d_u8, 0x61_u8, 0xcd_u8, 0x4d_u8, 0xa4_u8, 0xe4_u8,
0xe9_u8, 0x94_u8, 0x5b_u8, 0x3d_u8, 0x6b_u8, 0xa2_u8, 0x15_u8, 0x8c_u8,
0x26_u8, 0x34_u8, 0xe9_u8, 0x84_u8]);
assert_eq!(super::pbkdf2_hmac_sha1("passwordPASSWORDpassword",
"saltSALTsaltSALTsaltSALTsaltSALTsalt".as_bytes(),
assert_eq!(super::pbkdf2_hmac_sha1(b"passwordPASSWORDpassword",
b"saltSALTsaltSALTsaltSALTsaltSALTsalt",
4096,
25),
25).unwrap(),
vec![0x3d_u8, 0x2e_u8, 0xec_u8, 0x4f_u8, 0xe4_u8, 0x1c_u8, 0x84_u8, 0x9b_u8,
0x80_u8, 0xc8_u8, 0xd8_u8, 0x36_u8, 0x62_u8, 0xc0_u8, 0xe4_u8, 0x4a_u8,
0x8b_u8, 0x29_u8, 0x1a_u8, 0x96_u8, 0x4c_u8, 0xf2_u8, 0xf0_u8, 0x70_u8,
0x38_u8]);
assert_eq!(super::pbkdf2_hmac_sha1("pass\x00word", "sa\x00lt".as_bytes(), 4096, 16),
assert_eq!(super::pbkdf2_hmac_sha1(b"pass\x00word", b"sa\x00lt", 4096, 16).unwrap(),
vec![0x56_u8, 0xfa_u8, 0x6a_u8, 0xa7_u8, 0x55_u8, 0x48_u8, 0x09_u8, 0x9d_u8,
0xcc_u8, 0x37_u8, 0xd7_u8, 0xf0_u8, 0x34_u8, 0x25_u8, 0xe0_u8, 0xc3_u8]);
}
@ -198,11 +166,11 @@ mod tests {
#[test]
#[cfg(feature = "pkcs5_pbkdf2_hmac")]
fn test_pbkdf2_hmac_sha256() {
assert_eq!(super::pbkdf2_hmac_sha256("passwd", "salt".as_bytes(), 1, 16),
assert_eq!(super::pbkdf2_hmac(b"passwd", b"salt", 1, hash::Type::SHA256, 16).unwrap(),
vec![0x55_u8, 0xac_u8, 0x04_u8, 0x6e_u8, 0x56_u8, 0xe3_u8, 0x08_u8, 0x9f_u8,
0xec_u8, 0x16_u8, 0x91_u8, 0xc2_u8, 0x25_u8, 0x44_u8, 0xb6_u8, 0x05_u8]);
assert_eq!(super::pbkdf2_hmac_sha256("Password", "NaCl".as_bytes(), 80000, 16),
assert_eq!(super::pbkdf2_hmac(b"Password", b"NaCl", 80000, hash::Type::SHA256, 16).unwrap(),
vec![0x4d_u8, 0xdc_u8, 0xd8_u8, 0xf6_u8, 0x0b_u8, 0x98_u8, 0xbe_u8, 0x21_u8,
0x83_u8, 0x0c_u8, 0xee_u8, 0x5e_u8, 0xf2_u8, 0x27_u8, 0x01_u8, 0xf9_u8]);
}
@ -212,7 +180,7 @@ mod tests {
#[test]
#[cfg(feature = "pkcs5_pbkdf2_hmac")]
fn test_pbkdf2_hmac_sha512() {
assert_eq!(super::pbkdf2_hmac_sha512("password", "NaCL".as_bytes(), 1, 64),
assert_eq!(super::pbkdf2_hmac(b"password", b"NaCL", 1, hash::Type::SHA512, 64).unwrap(),
vec![0x73_u8, 0xde_u8, 0xcf_u8, 0xa5_u8, 0x8a_u8, 0xa2_u8, 0xe8_u8, 0x4f_u8,
0x94_u8, 0x77_u8, 0x1a_u8, 0x75_u8, 0x73_u8, 0x6b_u8, 0xb8_u8, 0x8b_u8,
0xd3_u8, 0xc7_u8, 0xb3_u8, 0x82_u8, 0x70_u8, 0xcf_u8, 0xb5_u8, 0x0c_u8,
@ -222,7 +190,7 @@ mod tests {
0x60_u8, 0x60_u8, 0xa0_u8, 0x9f_u8, 0x76_u8, 0x41_u8, 0x5e_u8, 0x9f_u8,
0x71_u8, 0xea_u8, 0x47_u8, 0xf9_u8, 0xe9_u8, 0x06_u8, 0x43_u8, 0x06_u8]);
assert_eq!(super::pbkdf2_hmac_sha512("pass\0word", "sa\0lt".as_bytes(), 1, 64),
assert_eq!(super::pbkdf2_hmac(b"pass\0word", b"sa\0lt", 1, hash::Type::SHA512, 64).unwrap(),
vec![0x71_u8, 0xa0_u8, 0xec_u8, 0x84_u8, 0x2a_u8, 0xbd_u8, 0x5c_u8, 0x67_u8,
0x8b_u8, 0xcf_u8, 0xd1_u8, 0x45_u8, 0xf0_u8, 0x9d_u8, 0x83_u8, 0x52_u8,
0x2f_u8, 0x93_u8, 0x36_u8, 0x15_u8, 0x60_u8, 0x56_u8, 0x3c_u8, 0x4d_u8,
@ -232,10 +200,11 @@ mod tests {
0xb2_u8, 0x0f_u8, 0x06_u8, 0xbc_u8, 0x53_u8, 0x5e_u8, 0x5a_u8, 0xb5_u8,
0x44_u8, 0x0d_u8, 0xf7_u8, 0xe8_u8, 0x78_u8, 0x29_u8, 0x6f_u8, 0xa7_u8]);
assert_eq!(super::pbkdf2_hmac_sha512("passwordPASSWORDpassword",
"salt\0\0\0".as_bytes(),
50,
64),
assert_eq!(super::pbkdf2_hmac(b"passwordPASSWORDpassword",
b"salt\0\0\0",
50,
hash::Type::SHA512,
64).unwrap(),
vec![0x01_u8, 0x68_u8, 0x71_u8, 0xa4_u8, 0xc4_u8, 0xb7_u8, 0x5f_u8, 0x96_u8,
0x85_u8, 0x7f_u8, 0xd2_u8, 0xb9_u8, 0xf8_u8, 0xca_u8, 0x28_u8, 0x02_u8,
0x3b_u8, 0x30_u8, 0xee_u8, 0x2a_u8, 0x39_u8, 0xf5_u8, 0xad_u8, 0xca_u8,