mirror of
https://github.com/Ponce/slackbuilds
synced 2024-11-14 21:56:41 +01:00
350 lines
13 KiB
Diff
350 lines
13 KiB
Diff
diff --git a/encfs/SSL_Cipher.cpp b/encfs/SSL_Cipher.cpp
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index e9ba424..4d14755 100644
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--- a/encfs/SSL_Cipher.cpp
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+++ b/encfs/SSL_Cipher.cpp
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@@ -36,6 +36,7 @@
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#include "Interface.h"
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#include "Mutex.h"
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#include "Range.h"
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+#include "SSL_Compat.h"
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#include "SSL_Cipher.h"
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#include "intl/gettext.h"
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@@ -74,19 +75,19 @@ int BytesToKey(int keyLen, int ivLen, const EVP_MD *md,
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int nkey = key ? keyLen : 0;
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int niv = iv ? ivLen : 0;
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- EVP_MD_CTX cx;
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- EVP_MD_CTX_init(&cx);
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+ EVP_MD_CTX *cx = EVP_MD_CTX_new();
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+ EVP_MD_CTX_init(cx);
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for (;;) {
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- EVP_DigestInit_ex(&cx, md, NULL);
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- if (addmd++) EVP_DigestUpdate(&cx, mdBuf, mds);
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- EVP_DigestUpdate(&cx, data, dataLen);
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- EVP_DigestFinal_ex(&cx, mdBuf, &mds);
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+ EVP_DigestInit_ex(cx, md, NULL);
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+ if (addmd++) EVP_DigestUpdate(cx, mdBuf, mds);
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+ EVP_DigestUpdate(cx, data, dataLen);
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+ EVP_DigestFinal_ex(cx, mdBuf, &mds);
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for (unsigned int i = 1; i < rounds; ++i) {
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- EVP_DigestInit_ex(&cx, md, NULL);
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- EVP_DigestUpdate(&cx, mdBuf, mds);
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- EVP_DigestFinal_ex(&cx, mdBuf, &mds);
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+ EVP_DigestInit_ex(cx, md, NULL);
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+ EVP_DigestUpdate(cx, mdBuf, mds);
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+ EVP_DigestFinal_ex(cx, mdBuf, &mds);
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}
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int offset = 0;
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@@ -106,7 +107,7 @@ int BytesToKey(int keyLen, int ivLen, const EVP_MD *md,
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}
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if ((nkey == 0) && (niv == 0)) break;
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}
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- EVP_MD_CTX_cleanup(&cx);
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+ EVP_MD_CTX_free(cx);
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OPENSSL_cleanse(mdBuf, sizeof(mdBuf));
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return keyLen;
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@@ -229,12 +230,12 @@ class SSLKey : public AbstractCipherKey {
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// followed by iv of _ivLength bytes,
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unsigned char *buffer;
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- EVP_CIPHER_CTX block_enc;
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- EVP_CIPHER_CTX block_dec;
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- EVP_CIPHER_CTX stream_enc;
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- EVP_CIPHER_CTX stream_dec;
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+ EVP_CIPHER_CTX *block_enc;
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+ EVP_CIPHER_CTX *block_dec;
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+ EVP_CIPHER_CTX *stream_enc;
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+ EVP_CIPHER_CTX *stream_dec;
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- HMAC_CTX mac_ctx;
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+ HMAC_CTX *mac_ctx;
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SSLKey(int keySize, int ivLength);
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~SSLKey();
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@@ -251,11 +252,16 @@ SSLKey::SSLKey(int keySize_, int ivLength_) {
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// kernel patch is applied..
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mlock(buffer, keySize + ivLength);
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- EVP_CIPHER_CTX_init(&block_enc);
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- EVP_CIPHER_CTX_init(&block_dec);
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- EVP_CIPHER_CTX_init(&stream_enc);
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- EVP_CIPHER_CTX_init(&stream_dec);
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- HMAC_CTX_init(&mac_ctx);
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+ block_enc = EVP_CIPHER_CTX_new();
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+ EVP_CIPHER_CTX_init(block_enc);
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+ block_dec = EVP_CIPHER_CTX_new();
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+ EVP_CIPHER_CTX_init(block_dec);
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+ stream_enc = EVP_CIPHER_CTX_new();
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+ EVP_CIPHER_CTX_init(stream_enc);
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+ stream_dec = EVP_CIPHER_CTX_new();
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+ EVP_CIPHER_CTX_init(stream_dec);
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+ mac_ctx = HMAC_CTX_new();
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+ HMAC_CTX_reset(mac_ctx);
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}
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SSLKey::~SSLKey() {
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@@ -268,12 +274,11 @@ SSLKey::~SSLKey() {
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ivLength = 0;
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buffer = 0;
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- EVP_CIPHER_CTX_cleanup(&block_enc);
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- EVP_CIPHER_CTX_cleanup(&block_dec);
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- EVP_CIPHER_CTX_cleanup(&stream_enc);
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- EVP_CIPHER_CTX_cleanup(&stream_dec);
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-
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- HMAC_CTX_cleanup(&mac_ctx);
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+ EVP_CIPHER_CTX_free(block_enc);
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+ EVP_CIPHER_CTX_free(block_dec);
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+ EVP_CIPHER_CTX_free(stream_enc);
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+ EVP_CIPHER_CTX_free(stream_dec);
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+ HMAC_CTX_free(mac_ctx);
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pthread_mutex_destroy(&mutex);
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}
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@@ -290,27 +295,27 @@ void initKey(const std::shared_ptr<SSLKey> &key, const EVP_CIPHER *_blockCipher,
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Lock lock(key->mutex);
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// initialize the cipher context once so that we don't have to do it for
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// every block..
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- EVP_EncryptInit_ex(&key->block_enc, _blockCipher, NULL, NULL, NULL);
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- EVP_DecryptInit_ex(&key->block_dec, _blockCipher, NULL, NULL, NULL);
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- EVP_EncryptInit_ex(&key->stream_enc, _streamCipher, NULL, NULL, NULL);
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- EVP_DecryptInit_ex(&key->stream_dec, _streamCipher, NULL, NULL, NULL);
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-
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- EVP_CIPHER_CTX_set_key_length(&key->block_enc, _keySize);
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- EVP_CIPHER_CTX_set_key_length(&key->block_dec, _keySize);
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- EVP_CIPHER_CTX_set_key_length(&key->stream_enc, _keySize);
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- EVP_CIPHER_CTX_set_key_length(&key->stream_dec, _keySize);
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-
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- EVP_CIPHER_CTX_set_padding(&key->block_enc, 0);
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- EVP_CIPHER_CTX_set_padding(&key->block_dec, 0);
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- EVP_CIPHER_CTX_set_padding(&key->stream_enc, 0);
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- EVP_CIPHER_CTX_set_padding(&key->stream_dec, 0);
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-
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- EVP_EncryptInit_ex(&key->block_enc, NULL, NULL, KeyData(key), NULL);
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- EVP_DecryptInit_ex(&key->block_dec, NULL, NULL, KeyData(key), NULL);
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- EVP_EncryptInit_ex(&key->stream_enc, NULL, NULL, KeyData(key), NULL);
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- EVP_DecryptInit_ex(&key->stream_dec, NULL, NULL, KeyData(key), NULL);
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-
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- HMAC_Init_ex(&key->mac_ctx, KeyData(key), _keySize, EVP_sha1(), 0);
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+ EVP_EncryptInit_ex(key->block_enc, _blockCipher, NULL, NULL, NULL);
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+ EVP_DecryptInit_ex(key->block_dec, _blockCipher, NULL, NULL, NULL);
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+ EVP_EncryptInit_ex(key->stream_enc, _streamCipher, NULL, NULL, NULL);
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+ EVP_DecryptInit_ex(key->stream_dec, _streamCipher, NULL, NULL, NULL);
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+
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+ EVP_CIPHER_CTX_set_key_length(key->block_enc, _keySize);
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+ EVP_CIPHER_CTX_set_key_length(key->block_dec, _keySize);
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+ EVP_CIPHER_CTX_set_key_length(key->stream_enc, _keySize);
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+ EVP_CIPHER_CTX_set_key_length(key->stream_dec, _keySize);
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+
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+ EVP_CIPHER_CTX_set_padding(key->block_enc, 0);
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+ EVP_CIPHER_CTX_set_padding(key->block_dec, 0);
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+ EVP_CIPHER_CTX_set_padding(key->stream_enc, 0);
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+ EVP_CIPHER_CTX_set_padding(key->stream_dec, 0);
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+
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+ EVP_EncryptInit_ex(key->block_enc, NULL, NULL, KeyData(key), NULL);
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+ EVP_DecryptInit_ex(key->block_dec, NULL, NULL, KeyData(key), NULL);
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+ EVP_EncryptInit_ex(key->stream_enc, NULL, NULL, KeyData(key), NULL);
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+ EVP_DecryptInit_ex(key->stream_dec, NULL, NULL, KeyData(key), NULL);
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+
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+ HMAC_Init_ex(key->mac_ctx, KeyData(key), _keySize, EVP_sha1(), 0);
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}
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SSL_Cipher::SSL_Cipher(const Interface &iface_, const Interface &realIface_,
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@@ -451,8 +456,8 @@ static uint64_t _checksum_64(SSLKey *key, const unsigned char *data,
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unsigned char md[EVP_MAX_MD_SIZE];
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unsigned int mdLen = EVP_MAX_MD_SIZE;
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- HMAC_Init_ex(&key->mac_ctx, 0, 0, 0, 0);
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- HMAC_Update(&key->mac_ctx, data, dataLen);
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+ HMAC_Init_ex(key->mac_ctx, 0, 0, 0, 0);
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+ HMAC_Update(key->mac_ctx, data, dataLen);
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if (chainedIV) {
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// toss in the chained IV as well
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uint64_t tmp = *chainedIV;
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@@ -462,10 +467,10 @@ static uint64_t _checksum_64(SSLKey *key, const unsigned char *data,
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tmp >>= 8;
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}
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- HMAC_Update(&key->mac_ctx, h, 8);
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+ HMAC_Update(key->mac_ctx, h, 8);
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}
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- HMAC_Final(&key->mac_ctx, md, &mdLen);
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+ HMAC_Final(key->mac_ctx, md, &mdLen);
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rAssert(mdLen >= 8);
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@@ -636,10 +641,10 @@ void SSL_Cipher::setIVec(unsigned char *ivec, uint64_t seed,
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}
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// combine ivec and seed with HMAC
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- HMAC_Init_ex(&key->mac_ctx, 0, 0, 0, 0);
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- HMAC_Update(&key->mac_ctx, ivec, _ivLength);
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- HMAC_Update(&key->mac_ctx, md, 8);
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- HMAC_Final(&key->mac_ctx, md, &mdLen);
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+ HMAC_Init_ex(key->mac_ctx, 0, 0, 0, 0);
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+ HMAC_Update(key->mac_ctx, ivec, _ivLength);
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+ HMAC_Update(key->mac_ctx, md, 8);
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+ HMAC_Final(key->mac_ctx, md, &mdLen);
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rAssert(mdLen >= _ivLength);
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memcpy(ivec, md, _ivLength);
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@@ -731,17 +736,17 @@ bool SSL_Cipher::streamEncode(unsigned char *buf, int size, uint64_t iv64,
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shuffleBytes(buf, size);
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setIVec(ivec, iv64, key);
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- EVP_EncryptInit_ex(&key->stream_enc, NULL, NULL, NULL, ivec);
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- EVP_EncryptUpdate(&key->stream_enc, buf, &dstLen, buf, size);
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- EVP_EncryptFinal_ex(&key->stream_enc, buf + dstLen, &tmpLen);
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+ EVP_EncryptInit_ex(key->stream_enc, NULL, NULL, NULL, ivec);
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+ EVP_EncryptUpdate(key->stream_enc, buf, &dstLen, buf, size);
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+ EVP_EncryptFinal_ex(key->stream_enc, buf + dstLen, &tmpLen);
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flipBytes(buf, size);
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shuffleBytes(buf, size);
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setIVec(ivec, iv64 + 1, key);
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- EVP_EncryptInit_ex(&key->stream_enc, NULL, NULL, NULL, ivec);
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- EVP_EncryptUpdate(&key->stream_enc, buf, &dstLen, buf, size);
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- EVP_EncryptFinal_ex(&key->stream_enc, buf + dstLen, &tmpLen);
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+ EVP_EncryptInit_ex(key->stream_enc, NULL, NULL, NULL, ivec);
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+ EVP_EncryptUpdate(key->stream_enc, buf, &dstLen, buf, size);
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+ EVP_EncryptFinal_ex(key->stream_enc, buf + dstLen, &tmpLen);
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dstLen += tmpLen;
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if (dstLen != size) {
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@@ -765,17 +770,17 @@ bool SSL_Cipher::streamDecode(unsigned char *buf, int size, uint64_t iv64,
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int dstLen = 0, tmpLen = 0;
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setIVec(ivec, iv64 + 1, key);
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- EVP_DecryptInit_ex(&key->stream_dec, NULL, NULL, NULL, ivec);
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- EVP_DecryptUpdate(&key->stream_dec, buf, &dstLen, buf, size);
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- EVP_DecryptFinal_ex(&key->stream_dec, buf + dstLen, &tmpLen);
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+ EVP_DecryptInit_ex(key->stream_dec, NULL, NULL, NULL, ivec);
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+ EVP_DecryptUpdate(key->stream_dec, buf, &dstLen, buf, size);
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+ EVP_DecryptFinal_ex(key->stream_dec, buf + dstLen, &tmpLen);
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unshuffleBytes(buf, size);
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flipBytes(buf, size);
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setIVec(ivec, iv64, key);
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- EVP_DecryptInit_ex(&key->stream_dec, NULL, NULL, NULL, ivec);
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- EVP_DecryptUpdate(&key->stream_dec, buf, &dstLen, buf, size);
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- EVP_DecryptFinal_ex(&key->stream_dec, buf + dstLen, &tmpLen);
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+ EVP_DecryptInit_ex(key->stream_dec, NULL, NULL, NULL, ivec);
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+ EVP_DecryptUpdate(key->stream_dec, buf, &dstLen, buf, size);
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+ EVP_DecryptFinal_ex(key->stream_dec, buf + dstLen, &tmpLen);
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unshuffleBytes(buf, size);
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@@ -796,7 +801,7 @@ bool SSL_Cipher::blockEncode(unsigned char *buf, int size, uint64_t iv64,
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rAssert(key->ivLength == _ivLength);
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// data must be integer number of blocks
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- const int blockMod = size % EVP_CIPHER_CTX_block_size(&key->block_enc);
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+ const int blockMod = size % EVP_CIPHER_CTX_block_size(key->block_enc);
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if (blockMod != 0)
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throw Error("Invalid data size, not multiple of block size");
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@@ -807,9 +812,9 @@ bool SSL_Cipher::blockEncode(unsigned char *buf, int size, uint64_t iv64,
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int dstLen = 0, tmpLen = 0;
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setIVec(ivec, iv64, key);
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- EVP_EncryptInit_ex(&key->block_enc, NULL, NULL, NULL, ivec);
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- EVP_EncryptUpdate(&key->block_enc, buf, &dstLen, buf, size);
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- EVP_EncryptFinal_ex(&key->block_enc, buf + dstLen, &tmpLen);
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+ EVP_EncryptInit_ex(key->block_enc, NULL, NULL, NULL, ivec);
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+ EVP_EncryptUpdate(key->block_enc, buf, &dstLen, buf, size);
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+ EVP_EncryptFinal_ex(key->block_enc, buf + dstLen, &tmpLen);
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dstLen += tmpLen;
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if (dstLen != size) {
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@@ -828,7 +833,7 @@ bool SSL_Cipher::blockDecode(unsigned char *buf, int size, uint64_t iv64,
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rAssert(key->ivLength == _ivLength);
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// data must be integer number of blocks
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- const int blockMod = size % EVP_CIPHER_CTX_block_size(&key->block_dec);
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+ const int blockMod = size % EVP_CIPHER_CTX_block_size(key->block_dec);
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if (blockMod != 0)
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throw Error("Invalid data size, not multiple of block size");
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@@ -839,9 +844,9 @@ bool SSL_Cipher::blockDecode(unsigned char *buf, int size, uint64_t iv64,
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int dstLen = 0, tmpLen = 0;
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setIVec(ivec, iv64, key);
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- EVP_DecryptInit_ex(&key->block_dec, NULL, NULL, NULL, ivec);
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- EVP_DecryptUpdate(&key->block_dec, buf, &dstLen, buf, size);
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- EVP_DecryptFinal_ex(&key->block_dec, buf + dstLen, &tmpLen);
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+ EVP_DecryptInit_ex(key->block_dec, NULL, NULL, NULL, ivec);
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+ EVP_DecryptUpdate(key->block_dec, buf, &dstLen, buf, size);
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+ EVP_DecryptFinal_ex(key->block_dec, buf + dstLen, &tmpLen);
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dstLen += tmpLen;
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if (dstLen != size) {
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diff --git a/encfs/SSL_Compat.h b/encfs/SSL_Compat.h
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new file mode 100644
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index 0000000..f7b1629
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--- /dev/null
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+++ b/encfs/SSL_Compat.h
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@@ -0,0 +1,52 @@
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+/*****************************************************************************
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+ * Author: Rogelio Dominguez Hernandez <rogelio.dominguez@gmail.com>
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+ *
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+ *****************************************************************************
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+ * Copyright (c) 2016, Rogelio Dominguez Hernandez
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+ *
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+ * This program is free software: you can redistribute it and/or modify it
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+ * under the terms of the GNU Lesser General Public License as published by the
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+ * Free Software Foundation, either version 3 of the License, or (at your
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+ * option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful, but WITHOUT
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+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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+ * for more details.
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+ *
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+ * You should have received a copy of the GNU Lesser General Public License
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+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
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+ */
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+
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+#ifndef _SSL_Compat_incl_
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+#define _SSL_Compat_incl_
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+
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+// OpenSSL < 1.1.0
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+#if OPENSSL_VERSION_NUMBER < 0x10100000L
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+
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+// Equivalent methods
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+#define EVP_MD_CTX_new EVP_MD_CTX_create
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+#define EVP_MD_CTX_free EVP_MD_CTX_destroy
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+#define HMAC_CTX_reset HMAC_CTX_cleanup
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+
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+// Missing methods (based on 1.1.0 versions)
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+HMAC_CTX *HMAC_CTX_new(void)
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+{
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+ HMAC_CTX *ctx = (HMAC_CTX *)OPENSSL_malloc(sizeof(HMAC_CTX));
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+ if (ctx != NULL) {
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+ memset(ctx, 0, sizeof(HMAC_CTX));
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+ HMAC_CTX_reset(ctx);
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+ }
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+ return ctx;
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+}
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+
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+void HMAC_CTX_free(HMAC_CTX *ctx)
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+{
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+ if (ctx != NULL) {
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+ HMAC_CTX_cleanup(ctx);
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+ OPENSSL_free(ctx);
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+ }
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+}
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+#endif
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+
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+#endif
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diff --git a/encfs/encfssh b/encfs/encfssh
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old mode 100755
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new mode 100644
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