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openwrt-packages-dist/multimedia/crtmpserver/patches/090-openssl-1.1-compat.patch

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--- a/sources/applications/applestreamingclient/include/protocols/aes/inboundaesprotocol.h
+++ b/sources/applications/applestreamingclient/include/protocols/aes/inboundaesprotocol.h
@@ -30,7 +30,7 @@ namespace app_applestreamingclient {
private:
IOBuffer _tempBuffer;
IOBuffer _inputBuffer;
- EVP_CIPHER_CTX _decContex;
+ EVP_CIPHER_CTX *_decContex;
bool _lastChunk;
uint8_t *_pIV;
uint8_t *_pKey;
--- a/sources/applications/applestreamingclient/src/protocols/aes/inboundaesprotocol.cpp
+++ b/sources/applications/applestreamingclient/src/protocols/aes/inboundaesprotocol.cpp
@@ -31,13 +31,12 @@ InboundAESProtocol::InboundAESProtocol()
memset(_pIV, 0, 16);
_pKey = new uint8_t[16];
memset(_pKey, 0, 16);
- memset(&_decContex, 0, sizeof (EVP_CIPHER_CTX));
+ _decContex = EVP_CIPHER_CTX_new();
_totalDecrypted = 0;
}
InboundAESProtocol::~InboundAESProtocol() {
- EVP_CIPHER_CTX_cleanup(&_decContex);
- memset(&_decContex, 0, sizeof (EVP_CIPHER_CTX));
+ EVP_CIPHER_CTX_free(_decContex);
delete[] _pIV;
delete[] _pKey;
}
@@ -60,11 +59,9 @@ bool InboundAESProtocol::Initialize(Vari
_inputBuffer.IgnoreAll();
_tempBuffer.IgnoreAll();
- EVP_CIPHER_CTX_cleanup(&_decContex);
- memset(&_decContex, 0, sizeof (EVP_CIPHER_CTX));
- EVP_CIPHER_CTX_init(&_decContex);
- EVP_DecryptInit_ex(&_decContex, EVP_aes_128_cbc(), NULL, _pKey, _pIV);
- EVP_CIPHER_CTX_set_padding(&_decContex, 0);
+ EVP_CIPHER_CTX_reset(_decContex);
+ EVP_DecryptInit_ex(_decContex, EVP_aes_128_cbc(), NULL, _pKey, _pIV);
+ EVP_CIPHER_CTX_set_padding(_decContex, 0);
return true;
}
@@ -105,14 +102,14 @@ bool InboundAESProtocol::SignalInputData
int decryptedFinalSize = 0;
uint32_t padding = 0;
- EVP_DecryptUpdate(&_decContex, pTempData, &decryptedSize, GETIBPOINTER(buffer), safeSize);
+ EVP_DecryptUpdate(_decContex, pTempData, &decryptedSize, GETIBPOINTER(buffer), safeSize);
_totalDecrypted += decryptedSize;
//6. Decrypt leftovers
bool transferCompleted = false;
if (((HTTPBufferProtocol *) GetFarProtocol())->TransferCompleted()) {
transferCompleted = true;
- EVP_DecryptFinal_ex(&_decContex,
+ EVP_DecryptFinal_ex(_decContex,
pTempData + decryptedSize,
&decryptedFinalSize);
_totalDecrypted += decryptedFinalSize;
--- a/sources/common/include/utils/misc/crypto.h
+++ b/sources/common/include/utils/misc/crypto.h
@@ -33,6 +33,7 @@
#include <openssl/aes.h>
#include <openssl/engine.h>
#include <openssl/conf.h>
+#include "utils/misc/libcrypto-compat.h"
/*!
@class DHWrapper
@@ -83,7 +84,7 @@ public:
bool CopySharedKey(uint8_t *pDst, int32_t dstLength);
private:
void Cleanup();
- bool CopyKey(BIGNUM *pNum, uint8_t *pDst, int32_t dstLength);
+ bool CopyKey(const BIGNUM *pNum, uint8_t *pDst, int32_t dstLength);
};
DLLEXP void InitRC4Encryption(uint8_t *secretKey, uint8_t *pubKeyIn, uint8_t *pubKeyOut,
--- a/sources/common/src/utils/misc/crypto.cpp
+++ b/sources/common/src/utils/misc/crypto.cpp
@@ -35,6 +35,7 @@ DHWrapper::~DHWrapper() {
}
bool DHWrapper::Initialize() {
+ BIGNUM *p = NULL, *g = NULL;
Cleanup();
//1. Create the DH
@@ -46,42 +47,53 @@ bool DHWrapper::Initialize() {
}
//2. Create his internal p and g
- _pDH->p = BN_new();
- if (_pDH->p == NULL) {
+ p = BN_new();
+ if (p == NULL) {
FATAL("Unable to create p");
- Cleanup();
- return false;
+ goto return_error;
}
- _pDH->g = BN_new();
- if (_pDH->g == NULL) {
+ g = BN_new();
+ if (g == NULL) {
FATAL("Unable to create g");
- Cleanup();
- return false;
+ goto return_error;
}
//3. initialize p, g and key length
- if (BN_hex2bn(&_pDH->p, P1024) == 0) {
+ if (BN_hex2bn(&p, P1024) == 0) {
FATAL("Unable to parse P1024");
- Cleanup();
- return false;
+ goto return_error;
}
- if (BN_set_word(_pDH->g, 2) != 1) {
+ if (BN_set_word(g, 2) != 1) {
FATAL("Unable to set g");
- Cleanup();
- return false;
+ goto return_error;
}
- //4. Set the key length
- _pDH->length = _bitsCount;
+ //4. Set internal p and g
+ if (DH_set0_pqg(_pDH, p, NULL, g) != 1) {
+ FATAL("Unable to set internal p and g");
+ goto return_error;
+ }
+ p = g = NULL;
- //5. Generate private and public key
+ //5. Set the key length
+ if (DH_set_length(_pDH, _bitsCount) != 1) {
+ FATAL("Unable to set length");
+ goto return_error;
+ }
+
+ //6. Generate private and public key
if (DH_generate_key(_pDH) != 1) {
FATAL("Unable to generate DH public/private keys");
- Cleanup();
- return false;
+ goto return_error;
}
return true;
+
+return_error:
+ if (p != NULL) BN_free(p);
+ if (g != NULL) BN_free(g);
+ Cleanup();
+ return false;
}
bool DHWrapper::CopyPublicKey(uint8_t *pDst, int32_t dstLength) {
@@ -90,7 +102,9 @@ bool DHWrapper::CopyPublicKey(uint8_t *p
return false;
}
- return CopyKey(_pDH->pub_key, pDst, dstLength);
+ const BIGNUM *pub_key;
+ DH_get0_key(_pDH, &pub_key, NULL);
+ return CopyKey(pub_key, pDst, dstLength);
}
bool DHWrapper::CopyPrivateKey(uint8_t *pDst, int32_t dstLength) {
@@ -99,7 +113,9 @@ bool DHWrapper::CopyPrivateKey(uint8_t *
return false;
}
- return CopyKey(_pDH->priv_key, pDst, dstLength);
+ const BIGNUM *priv_key;
+ DH_get0_key(_pDH, NULL, &priv_key);
+ return CopyKey(priv_key, pDst, dstLength);
}
bool DHWrapper::CreateSharedKey(uint8_t *pPeerPublicKey, int32_t length) {
@@ -153,14 +169,6 @@ bool DHWrapper::CopySharedKey(uint8_t *p
void DHWrapper::Cleanup() {
if (_pDH != NULL) {
- if (_pDH->p != NULL) {
- BN_free(_pDH->p);
- _pDH->p = NULL;
- }
- if (_pDH->g != NULL) {
- BN_free(_pDH->g);
- _pDH->g = NULL;
- }
DH_free(_pDH);
_pDH = NULL;
}
@@ -177,7 +185,7 @@ void DHWrapper::Cleanup() {
}
}
-bool DHWrapper::CopyKey(BIGNUM *pNum, uint8_t *pDst, int32_t dstLength) {
+bool DHWrapper::CopyKey(const BIGNUM *pNum, uint8_t *pDst, int32_t dstLength) {
int32_t keySize = BN_num_bytes(pNum);
if ((keySize <= 0) || (dstLength <= 0) || (keySize > dstLength)) {
FATAL("CopyPublicKey failed due to either invalid DH state or invalid call");
@@ -197,20 +205,21 @@ void InitRC4Encryption(uint8_t *secretKe
uint8_t digest[SHA256_DIGEST_LENGTH];
unsigned int digestLen = 0;
- HMAC_CTX ctx;
- HMAC_CTX_init(&ctx);
- HMAC_Init_ex(&ctx, secretKey, 128, EVP_sha256(), 0);
- HMAC_Update(&ctx, pubKeyIn, 128);
- HMAC_Final(&ctx, digest, &digestLen);
- HMAC_CTX_cleanup(&ctx);
+ HMAC_CTX *ctx;
+ ctx = HMAC_CTX_new();
+ if (ctx == NULL)
+ return;
+ HMAC_Init_ex(ctx, secretKey, 128, EVP_sha256(), 0);
+ HMAC_Update(ctx, pubKeyIn, 128);
+ HMAC_Final(ctx, digest, &digestLen);
+ HMAC_CTX_reset(ctx);
RC4_set_key(rc4keyOut, 16, digest);
- HMAC_CTX_init(&ctx);
- HMAC_Init_ex(&ctx, secretKey, 128, EVP_sha256(), 0);
- HMAC_Update(&ctx, pubKeyOut, 128);
- HMAC_Final(&ctx, digest, &digestLen);
- HMAC_CTX_cleanup(&ctx);
+ HMAC_Init_ex(ctx, secretKey, 128, EVP_sha256(), 0);
+ HMAC_Update(ctx, pubKeyOut, 128);
+ HMAC_Final(ctx, digest, &digestLen);
+ HMAC_CTX_free(ctx);
RC4_set_key(rc4keyIn, 16, digest);
}
@@ -220,14 +229,17 @@ string md5(string source, bool textResul
}
string md5(uint8_t *pBuffer, uint32_t length, bool textResult) {
- EVP_MD_CTX mdctx;
+ EVP_MD_CTX *mdctx;
unsigned char md_value[EVP_MAX_MD_SIZE];
unsigned int md_len;
- EVP_DigestInit(&mdctx, EVP_md5());
- EVP_DigestUpdate(&mdctx, pBuffer, length);
- EVP_DigestFinal_ex(&mdctx, md_value, &md_len);
- EVP_MD_CTX_cleanup(&mdctx);
+ mdctx = EVP_MD_CTX_new();
+ if (mdctx == NULL)
+ return "";
+ EVP_DigestInit(mdctx, EVP_md5());
+ EVP_DigestUpdate(mdctx, pBuffer, length);
+ EVP_DigestFinal_ex(mdctx, md_value, &md_len);
+ EVP_MD_CTX_free(mdctx);
if (textResult) {
string result = "";
@@ -244,12 +256,12 @@ void HMACsha256(const void *pData, uint3
const void *pKey, uint32_t keyLength, void *pResult) {
unsigned int digestLen;
- HMAC_CTX ctx;
- HMAC_CTX_init(&ctx);
- HMAC_Init_ex(&ctx, (unsigned char*) pKey, keyLength, EVP_sha256(), NULL);
- HMAC_Update(&ctx, (unsigned char *) pData, dataLength);
- HMAC_Final(&ctx, (unsigned char *) pResult, &digestLen);
- HMAC_CTX_cleanup(&ctx);
+ HMAC_CTX *ctx;
+ ctx = HMAC_CTX_new();
+ HMAC_Init_ex(ctx, (unsigned char*) pKey, keyLength, EVP_sha256(), NULL);
+ HMAC_Update(ctx, (unsigned char *) pData, dataLength);
+ HMAC_Final(ctx, (unsigned char *) pResult, &digestLen);
+ HMAC_CTX_free(ctx);
o_assert(digestLen == 32);
}
--- a/sources/thelib/src/protocols/ssl/basesslprotocol.cpp
+++ b/sources/thelib/src/protocols/ssl/basesslprotocol.cpp
@@ -211,6 +211,7 @@ string BaseSSLProtocol::GetSSLErrors() {
string BaseSSLProtocol::DumpBIO(BIO *pBIO) {
string formatString;
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
formatString = "method: %p\n";
formatString += "callback: %p\n";
formatString += "cb_arg: %p\n";
@@ -240,6 +241,39 @@ string BaseSSLProtocol::DumpBIO(BIO *pBI
pBIO->references,
(int64_t) pBIO->num_read,
(int64_t) pBIO->num_write);
+#else
+// Some of these are problematic in openssl >= 1.1, since
+// the BIO struct is opaque.
+ formatString = "method: %s\n";
+ formatString += "callback: %p\n";
+ formatString += "cb_arg: %p\n";
+ formatString += "init: %d\n";
+ formatString += "shutdown: %d\n";
+ formatString += "flags: %d\n";
+ formatString += "retry_reason: %d\n";
+ formatString += "num: %d\n";
+ formatString += "ptr: %p\n";
+ formatString += "next_bio: %p\n";
+ formatString += "prev_bio: %s\n";
+ formatString += "references: %s\n";
+ formatString += "num_read: %"PRId64"\n";
+ formatString += "num_write: %"PRId64;
+ return format(formatString,
+ BIO_method_name(pBIO),
+ BIO_get_callback(pBIO),
+ BIO_get_callback_arg(pBIO),
+ BIO_get_init(pBIO),
+ BIO_get_shutdown(pBIO),
+ BIO_get_flags(pBIO),
+ BIO_get_retry_reason(pBIO),
+ BIO_get_fd(pBIO, NULL),
+ BIO_get_data(pBIO),
+ BIO_next(pBIO),
+ "unknown", //prev_bio
+ "unknown", //references
+ BIO_number_read(pBIO),
+ BIO_number_written(pBIO));
+#endif
}
void BaseSSLProtocol::InitRandGenerator() {
--- /dev/null
+++ b/sources/common/include/utils/misc/libcrypto-compat.h
@@ -0,0 +1,25 @@
+#ifndef LIBCRYPTO_COMPAT_H
+#define LIBCRYPTO_COMPAT_H
+
+#include <openssl/opensslv.h>
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+
+#include <openssl/dh.h>
+#include <openssl/evp.h>
+#include <openssl/hmac.h>
+
+int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g);
+void DH_get0_key(const DH *dh, const BIGNUM **pub_key, const BIGNUM **priv_key);
+int DH_set_length(DH *dh, long length);
+
+EVP_MD_CTX *EVP_MD_CTX_new(void);
+void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
+#define EVP_MD_CTX_reset EVP_MD_CTX_cleanup
+
+HMAC_CTX *HMAC_CTX_new(void);
+void HMAC_CTX_free(HMAC_CTX *ctx);
+#define HMAC_CTX_reset HMAC_CTX_cleanup
+
+#endif /* OPENSSL_VERSION_NUMBER */
+
+#endif /* LIBCRYPTO_COMPAT_H */
--- /dev/null
+++ b/sources/common/src/utils/misc/libcrypto-compat.cpp
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include "utils/misc/libcrypto-compat.h"
+
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+
+#include <string.h>
+
+static void *OPENSSL_zalloc(size_t num)
+{
+ void *ret = OPENSSL_malloc(num);
+
+ if (ret != NULL)
+ memset(ret, 0, num);
+ return ret;
+}
+
+int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g)
+{
+ /* If the fields p and g in d are NULL, the corresponding input
+ * parameters MUST be non-NULL. q may remain NULL.
+ */
+ if ((dh->p == NULL && p == NULL)
+ || (dh->g == NULL && g == NULL))
+ return 0;
+
+ if (p != NULL) {
+ BN_free(dh->p);
+ dh->p = p;
+ }
+ if (q != NULL) {
+ BN_free(dh->q);
+ dh->q = q;
+ }
+ if (g != NULL) {
+ BN_free(dh->g);
+ dh->g = g;
+ }
+
+ if (q != NULL) {
+ dh->length = BN_num_bits(q);
+ }
+
+ return 1;
+}
+
+void DH_get0_key(const DH *dh, const BIGNUM **pub_key, const BIGNUM **priv_key)
+{
+ if (pub_key != NULL)
+ *pub_key = dh->pub_key;
+ if (priv_key != NULL)
+ *priv_key = dh->priv_key;
+}
+
+int DH_set_length(DH *dh, long length)
+{
+ dh->length = length;
+ return 1;
+}
+
+EVP_MD_CTX *EVP_MD_CTX_new(void)
+{
+ return (EVP_MD_CTX *)OPENSSL_zalloc(sizeof(EVP_MD_CTX));
+}
+
+void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
+{
+ EVP_MD_CTX_cleanup(ctx);
+ OPENSSL_free(ctx);
+}
+
+HMAC_CTX *HMAC_CTX_new(void)
+{
+ return (HMAC_CTX *)OPENSSL_zalloc(sizeof(HMAC_CTX));
+}
+
+void HMAC_CTX_free(HMAC_CTX *ctx)
+{
+ HMAC_CTX_cleanup(ctx);
+ OPENSSL_free(ctx);
+}
+
+#endif /* OPENSSL_VERSION_NUMBER */