From dd46d1922e4706cf4c15c8cd915c1254363def8c Mon Sep 17 00:00:00 2001
From: Valerii Hiora <valerii.hiora@gmail.com>
Date: Mon, 13 Oct 2014 17:41:03 +0300
Subject: Correct init mutexes and locking function

`libcrypto` uses locks quite intensively even without SSL.
So they should be initialized before everything else to
function properly in multi-threaded apps in which SSL
operations are absent or delayed.

Finishes #79
---
 src/crypto/hash.rs  | 2 ++
 src/crypto/hmac.rs  | 2 ++
 src/crypto/pkcs5.rs | 2 ++
 src/crypto/pkey.rs  | 2 ++
 src/crypto/rand.rs  | 1 +
 src/crypto/symm.rs  | 2 ++
 6 files changed, 11 insertions(+)

(limited to 'src/crypto')

diff --git a/src/crypto/hash.rs b/src/crypto/hash.rs
index 61221cb5..a72b8d9f 100644
--- a/src/crypto/hash.rs
+++ b/src/crypto/hash.rs
@@ -36,6 +36,8 @@ pub struct Hasher {
 
 impl Hasher {
     pub fn new(ht: HashType) -> Hasher {
+        ffi::init();
+
         let ctx = unsafe { ffi::EVP_MD_CTX_create() };
         let (evp, mdlen) = evpmd(ht);
         unsafe {
diff --git a/src/crypto/hmac.rs b/src/crypto/hmac.rs
index 4c8617ca..ef2a0414 100644
--- a/src/crypto/hmac.rs
+++ b/src/crypto/hmac.rs
@@ -27,6 +27,8 @@ pub struct HMAC {
 #[allow(non_snake_case)]
 pub fn HMAC(ht: hash::HashType, key: &[u8]) -> HMAC {
     unsafe {
+        ffi::init();
+
         let (evp, mdlen) = hash::evpmd(ht);
 
         let mut ctx : ffi::HMAC_CTX = ::std::mem::uninitialized();
diff --git a/src/crypto/pkcs5.rs b/src/crypto/pkcs5.rs
index ec6e0cef..feaff9c8 100644
--- a/src/crypto/pkcs5.rs
+++ b/src/crypto/pkcs5.rs
@@ -9,6 +9,8 @@ pub fn pbkdf2_hmac_sha1(pass: &str, salt: &[u8], iter: uint, keylen: uint) -> Ve
 
         let mut out = Vec::with_capacity(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,
diff --git a/src/crypto/pkey.rs b/src/crypto/pkey.rs
index d95e7738..ac16f478 100644
--- a/src/crypto/pkey.rs
+++ b/src/crypto/pkey.rs
@@ -55,6 +55,8 @@ pub struct PKey {
 impl PKey {
     pub fn new() -> PKey {
         unsafe {
+            ffi::init();
+
             PKey {
                 evp: ffi::EVP_PKEY_new(),
                 parts: Neither,
diff --git a/src/crypto/rand.rs b/src/crypto/rand.rs
index dffddee7..5f94c93c 100644
--- a/src/crypto/rand.rs
+++ b/src/crypto/rand.rs
@@ -5,6 +5,7 @@ pub fn rand_bytes(len: uint) -> Vec<u8> {
     unsafe {
         let mut out = Vec::with_capacity(len);
 
+        ffi::init();
         let r = ffi::RAND_bytes(out.as_mut_ptr(), len as c_int);
         if r != 1 as c_int { fail!() }
 
diff --git a/src/crypto/symm.rs b/src/crypto/symm.rs
index 9953ac7b..171c1b05 100644
--- a/src/crypto/symm.rs
+++ b/src/crypto/symm.rs
@@ -50,6 +50,8 @@ pub struct Crypter {
 
 impl Crypter {
     pub fn new(t: Type) -> Crypter {
+        ffi::init();
+
         let ctx = unsafe { ffi::EVP_CIPHER_CTX_new() };
         let (evp, keylen, blocksz) = evpc(t);
         Crypter { evp: evp, ctx: ctx, keylen: keylen, blocksize: blocksz }
-- 
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