Commit 4016edd4 authored by Kevin King's avatar Kevin King
Browse files

add EVP_PKEY_copy_parameters to FFI 

copy EVP_PKEY params in PKey::clone

test that PKey::clone creates a copy
parent 3bcb977b

openssl-sys/src/lib.rs

+1 −0
Original line number Diff line number Diff line
@@ -548,6 +548,7 @@ extern "C" { 
    pub fn EVP_PKEY_new() -> *mut EVP_PKEY;

    pub fn EVP_PKEY_free(k: *mut EVP_PKEY);

    pub fn EVP_PKEY_assign(pkey: *mut EVP_PKEY, typ: c_int, key: *const c_void) -> c_int;

    pub fn EVP_PKEY_copy_parameters(to: *mut EVP_PKEY, from: *const EVP_PKEY) -> c_int;

    pub fn EVP_PKEY_get1_RSA(k: *mut EVP_PKEY) -> *mut RSA;

    pub fn EVP_PKEY_set1_RSA(k: *mut EVP_PKEY, r: *mut RSA) -> c_int;

    pub fn EVP_PKEY_cmp(a: *const EVP_PKEY, b: *const EVP_PKEY) -> c_int;

openssl/src/c_helpers.c

+0 −4
Original line number Diff line number Diff line
@@ -8,10 +8,6 @@ void rust_SSL_CTX_clone(SSL_CTX *ctx) { 
    CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);

}



void rust_EVP_PKEY_clone(EVP_PKEY *pkey) {

    CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);

}



void rust_X509_clone(X509 *x509) {

    CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);

}

openssl/src/crypto/pkey.rs

+15 −7
Original line number Diff line number Diff line
@@ -53,10 +53,6 @@ fn openssl_hash_nid(hash: HashType) -> c_int { 
    }

}



extern "C" {

    fn rust_EVP_PKEY_clone(pkey: *mut ffi::EVP_PKEY);

}



pub struct PKey {

    evp: *mut ffi::EVP_PKEY,

    parts: Parts,
@@ -614,10 +610,10 @@ impl Drop for PKey { 
impl Clone for PKey {

    fn clone(&self) -> Self {

        unsafe {

            rust_EVP_PKEY_clone(self.evp);

            let new_evp = ffi::EVP_PKEY_new();

            assert!(ffi::EVP_PKEY_copy_parameters(new_evp, self.evp) == 0);

            PKey::from_handle(new_evp, self.parts)

        }



        PKey::from_handle(self.evp, self.parts)

    }

}
@@ -866,4 +862,16 @@ mod tests { 
        pkey.load_pub(&[]);

        pkey.verify(&[], &[]);

    }



    #[test]

    fn test_pkey_clone_creates_copy() {

        let mut pkey = super::PKey::new();

        pkey.gen(512);

        let old_pkey_n = pkey.get_rsa().n().unwrap();



        let mut pkey2 = pkey.clone();

        pkey2.gen(512);



        assert!(old_pkey_n == pkey.get_rsa().n().unwrap());

    }

}