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HADOOP-18583. Native code to load OpenSSL 3.x symbols #5256

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Nov 5, 2024
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HADOOP-18583. Native code to load OpenSSL 3.x symbols #5256

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68 changes: 64 additions & 4 deletions ...common-project/hadoop-common/src/main/native/src/org/apache/hadoop/crypto/OpensslCipher.c
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,57 @@

#include "org_apache_hadoop_crypto_OpensslCipher.h"

/*
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really, really nice

# OpenSSL ABI Symbols

Available on all OpenSSL versions:

| Function | 1.0 | 1.1 | 3.0 |
|--------------------------------|-----|-----|-----|
| EVP_CIPHER_CTX_new | YES | YES | YES |
| EVP_CIPHER_CTX_free | YES | YES | YES |
| EVP_CIPHER_CTX_set_padding | YES | YES | YES |
| EVP_CIPHER_CTX_test_flags | YES | YES | YES |
| EVP_CipherInit_ex | YES | YES | YES |
| EVP_CipherUpdate | YES | YES | YES |
| EVP_CipherFinal_ex | YES | YES | YES |
| ENGINE_by_id | YES | YES | YES |
| ENGINE_free | YES | YES | YES |
| EVP_aes_256_ctr | YES | YES | YES |
| EVP_aes_128_ctr | YES | YES | YES |

Available on old versions:

| Function | 1.0 | 1.1 | 3.0 |
|--------------------------------|-----|-----|-----|
| EVP_CIPHER_CTX_cleanup | YES | --- | --- |
| EVP_CIPHER_CTX_init | YES | --- | --- |
| EVP_CIPHER_CTX_block_size | YES | YES | --- |
| EVP_CIPHER_CTX_encrypting | --- | YES | --- |

Available on new versions:

| Function | 1.0 | 1.1 | 3.0 |
|--------------------------------|-----|-----|-----|
| OPENSSL_init_crypto | --- | YES | YES |
| EVP_CIPHER_CTX_reset | --- | YES | YES |
| EVP_CIPHER_CTX_get_block_size | --- | --- | YES |
| EVP_CIPHER_CTX_is_encrypting | --- | --- | YES |

Optionally available on new versions:

| Function | 1.0 | 1.1 | 3.0 |
|--------------------------------|-----|-----|-----|
| EVP_sm4_ctr | --- | opt | opt |

Name changes:

| < 3.0 name | >= 3.0 name |
|----------------------------|--------------------------------|
| EVP_CIPHER_CTX_block_size | EVP_CIPHER_CTX_get_block_size |
| EVP_CIPHER_CTX_encrypting | EVP_CIPHER_CTX_is_encrypting |
*/

#ifdef UNIX
static EVP_CIPHER_CTX * (*dlsym_EVP_CIPHER_CTX_new)(void);
static void (*dlsym_EVP_CIPHER_CTX_free)(EVP_CIPHER_CTX *);
Expand Down Expand Up @@ -106,6 +157,15 @@ static __dlsym_ENGINE_free dlsym_ENGINE_free;
static HMODULE openssl;
#endif

// names changed in OpenSSL 3 ABI - see History section in EVP_EncryptInit(3)
#if OPENSSL_VERSION_NUMBER >= 0x30000000L
#define CIPHER_CTX_BLOCK_SIZE "EVP_CIPHER_CTX_get_block_size"
#define CIPHER_CTX_ENCRYPTING "EVP_CIPHER_CTX_is_encrypting"
#else
#define CIPHER_CTX_BLOCK_SIZE "EVP_CIPHER_CTX_block_size"
#define CIPHER_CTX_ENCRYPTING "EVP_CIPHER_CTX_encrypting"
#endif /* OPENSSL_VERSION_NUMBER >= 0x30000000L */

static void loadAesCtr(JNIEnv *env)
{
#ifdef UNIX
Expand Down Expand Up @@ -170,10 +230,10 @@ JNIEXPORT void JNICALL Java_org_apache_hadoop_crypto_OpensslCipher_initIDs
LOAD_DYNAMIC_SYMBOL(dlsym_EVP_CIPHER_CTX_test_flags, env, openssl, \
"EVP_CIPHER_CTX_test_flags");
LOAD_DYNAMIC_SYMBOL(dlsym_EVP_CIPHER_CTX_block_size, env, openssl, \
"EVP_CIPHER_CTX_block_size");
CIPHER_CTX_BLOCK_SIZE);
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
LOAD_DYNAMIC_SYMBOL(dlsym_EVP_CIPHER_CTX_encrypting, env, openssl, \
"EVP_CIPHER_CTX_encrypting");
CIPHER_CTX_ENCRYPTING);
#endif
LOAD_DYNAMIC_SYMBOL(dlsym_EVP_CipherInit_ex, env, openssl, \
"EVP_CipherInit_ex");
Expand Down Expand Up @@ -209,11 +269,11 @@ JNIEXPORT void JNICALL Java_org_apache_hadoop_crypto_OpensslCipher_initIDs
openssl, "EVP_CIPHER_CTX_test_flags");
LOAD_DYNAMIC_SYMBOL(__dlsym_EVP_CIPHER_CTX_block_size, \
dlsym_EVP_CIPHER_CTX_block_size, env, \
openssl, "EVP_CIPHER_CTX_block_size");
openssl, CIPHER_CTX_BLOCK_SIZE);
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
LOAD_DYNAMIC_SYMBOL(__dlsym_EVP_CIPHER_CTX_encrypting, \
dlsym_EVP_CIPHER_CTX_encrypting, env, \
openssl, "EVP_CIPHER_CTX_encrypting");
openssl, CIPHER_CTX_ENCRYPTING);
#endif
LOAD_DYNAMIC_SYMBOL(__dlsym_EVP_CipherInit_ex, dlsym_EVP_CipherInit_ex, \
env, openssl, "EVP_CipherInit_ex");
Expand Down
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