Check that the public key OID matches the sig alg

[openssl.git] / INSTALL

diff --git a/INSTALL b/INSTALL
index c0163a9371daf9cd7a4ba052381fcc51f5732d26..51141ef655c36a3a57188bddcc8eff80f9a62bad 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -2,7 +2,8 @@
  --------------------
 
  This document describes installation on all supported operating
- systems (the Linux/Unix family, OpenVMS and Windows)
+ systems (the Unix/Linux family (which includes Mac OS/X), OpenVMS,
+ and Windows).
 
  To install OpenSSL, you will need:
 
@@ -76,7 +77,7 @@
 
  If you want to just get on with it, do:
 
-  on Unix:
+  on Unix (again, this includes Mac OS/X):
 
     $ ./config
     $ make
@@ -224,7 +225,8 @@
                    os:         Use a trusted operating system entropy source.
                                This is the default method if such an entropy
                                source exists.
-                   getrandom:  Use the L<getrandom(2)> system call if available.
+                   getrandom:  Use the L<getrandom(2)> or equivalent system
+                               call.
                    devrandom:  Use the the first device from the DEVRANDOM list
                                which can be opened to read random bytes. The
                                DEVRANDOM preprocessor constant expands to
@@ -335,8 +337,13 @@
 
   enable-ec_nistp_64_gcc_128
                    Enable support for optimised implementations of some commonly
-                   used NIST elliptic curves. This is only supported on some
-                   platforms.
+                   used NIST elliptic curves.
+                   This is only supported on platforms:
+                   - with little-endian storage of non-byte types
+                   - that tolerate misaligned memory references
+                   - where the compiler:
+                     - supports the non-standard type __uint128_t
+                     - defines the built-in macro __SIZEOF_INT128__
 
   enable-egd
                    Build support for gathering entropy from EGD (Entropy
@@ -541,9 +548,9 @@
                    Build without support for the specified algorithm, where
                    <alg> is one of: aria, bf, blake2, camellia, cast, chacha,
                    cmac, des, dh, dsa, ecdh, ecdsa, idea, md4, mdc2, ocb,
-                   poly1305, rc2, rc4, rmd160, scrypt, seed, siphash, sm3, sm4
-                   or whirlpool.  The "ripemd" algorithm is deprecated and if
-                   used is synonymous with rmd160.
+                   poly1305, rc2, rc4, rmd160, scrypt, seed, siphash, sm2, sm3,
+                   sm4 or whirlpool.  The "ripemd" algorithm is deprecated and
+                   if used is synonymous with rmd160.
 
   -Dxxx, -Ixxx, -Wp, -lxxx, -Lxxx, -Wl, -rpath, -R, -framework, -static
                    These system specific options will be recognised and