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| author | Hans Nilsson <[email protected]> | 2017-03-01 16:44:15 +0100 |
|---|---|---|
| committer | Hans Nilsson <[email protected]> | 2017-03-02 11:52:20 +0100 |
| commit | 7a033e602d31a661d6891fc2ce8ccc7589186bbe (patch) | |
| tree | 6c64aa36b7d5e91881119874e62ff453c876b98d /lib/crypto/c_src | |
| parent | 6a5aa63cbadbc831b38ef7781ca80c759debef44 (diff) | |
| download | otp-7a033e602d31a661d6891fc2ce8ccc7589186bbe.tar.gz otp-7a033e602d31a661d6891fc2ce8ccc7589186bbe.tar.bz2 otp-7a033e602d31a661d6891fc2ce8ccc7589186bbe.zip | |
crypto: Enable usage of LibreSSL
Diffstat (limited to 'lib/crypto/c_src')
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 46 | ||||
| -rw-r--r-- | lib/crypto/c_src/crypto_callback.h | 2 |
2 files changed, 45 insertions, 3 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 44c3fc4f06..9b5e1736a8 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -71,6 +71,46 @@ PACKED_OPENSSL_VERSION(MAJ,MIN,FIX,('a'-1)) +/* LibreSSL was cloned from OpenSSL 1.0.1g and claims to be API and BPI compatible + * with 1.0.1. + * + * LibreSSL has the same names on include files and symbols as OpenSSL, but defines + * the OPENSSL_VERSION_NUMBER to be >= 2.0.0 + * + * Therefor works tests like this as intendend: + * OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,0) + * (The test is for example "2.4.2" >= "1.0.0" although the test + * with the cloned OpenSSL test would be "1.0.1" >= "1.0.0") + * + * But tests like this gives wrong result: + * OPENSSL_VERSION_NUMBER < PACKED_OPENSSL_VERSION_PLAIN(1,1,0) + * (The test is false since "2.4.2" < "1.1.0". It should have been + * true because the LibreSSL API version is "1.0.1") + * + */ + +#ifdef LIBRESSL_VERSION_NUMBER +/* A macro to test on in this file */ +#define HAS_LIBRESSL +#endif + +#ifdef HAS_LIBRESSL +/* LibreSSL dislikes FIPS */ +# ifdef FIPS_SUPPORT +# undef FIPS_SUPPORT +# endif + +/* LibreSSL wants the 1.0.1 API */ +# define NEED_EVP_COMPATIBILITY_FUNCTIONS +#endif + + +#if OPENSSL_VERSION_NUMBER < PACKED_OPENSSL_VERSION_PLAIN(1,1,0) +# define NEED_EVP_COMPATIBILITY_FUNCTIONS +#endif + + + #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,0,0) #include <openssl/modes.h> #endif @@ -120,7 +160,9 @@ #endif #if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION_PLAIN(1,1,0) -# define HAVE_CHACHA20_POLY1305 +# ifndef HAS_LIBRESSL +# define HAVE_CHACHA20_POLY1305 +# endif #endif #if OPENSSL_VERSION_NUMBER <= PACKED_OPENSSL_VERSION(0,9,8,'l') @@ -205,8 +247,8 @@ do { \ } \ } while (0) -#if OPENSSL_VERSION_NUMBER < PACKED_OPENSSL_VERSION_PLAIN(1,1,0) +#ifdef NEED_EVP_COMPATIBILITY_FUNCTIONS /* * In OpenSSL 1.1.0, most structs are opaque. That means that * the structs cannot be allocated as automatic variables on the diff --git a/lib/crypto/c_src/crypto_callback.h b/lib/crypto/c_src/crypto_callback.h index 2641cc0c8b..489810116f 100644 --- a/lib/crypto/c_src/crypto_callback.h +++ b/lib/crypto/c_src/crypto_callback.h @@ -19,7 +19,7 @@ */ #include <openssl/crypto.h> -#if OPENSSL_VERSION_NUMBER < 0x10100000L +#ifdef NEED_EVP_COMPATIBILITY_FUNCTIONS # define CCB_FILE_LINE_ARGS #else # define CCB_FILE_LINE_ARGS , const char *file, int line |