Commit da904c9c authored by Bodo Möller's avatar Bodo Möller
Browse files

synchronise with main 0.9.6 stable branch

parent c3970428
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+186 −6
Original line number Diff line number Diff line
@@ -4,18 +4,198 @@

 Changes between 0.9.6b and 0.9.6c  [XX xxx XXXX]

  *) Add support for Broadcom crypto accelerator cards, backported
  *) [In 0.9.6c-engine release:]
     Add support for Broadcom crypto accelerator cards, backported
     from 0.9.7.
     [Broadcom, Nalin Dahyabhai <nalin@redhat.com>, Mark Cox]

  *) Add support for SureWare crypto accelerator cards from 
  *) [In 0.9.6c-engine release:]
     Add support for SureWare crypto accelerator cards from 
     Baltimore Technologies.  (Use engine 'sureware')
     [Baltimore Technologies and Mark Cox]

  *) Add support for crypto accelerator cards from Accelerated
  *) [In 0.9.6c-engine release:]
     Add support for crypto accelerator cards from Accelerated
     Encryption Processing, www.aep.ie.  (Use engine 'aep')
     [AEP Inc. and Mark Cox]

  *) Add a configuration entry for gcc on UnixWare.
     [Gary Benson <gbenson@redhat.com>]

  *) Change ssl/s2_clnt.c and ssl/s2_srvr.c so that received handshake
     messages are stored in a single piece (fixed-length part and
     variable-length part combined) and fix various bugs found on the way.
     [Bodo Moeller]

  *) Disable caching in BIO_gethostbyname(), directly use gethostbyname()
     instead.  BIO_gethostbyname() does not know what timeouts are
     appropriate, so entries would stay in cache even when they have
     become invalid.
     [Bodo Moeller; problem pointed out by Rich Salz <rsalz@zolera.com>

  *) Change ssl23_get_client_hello (ssl/s23_srvr.c) behaviour when
     faced with a pathologically small ClientHello fragment that does
     not contain client_version: Instead of aborting with an error,
     simply choose the highest available protocol version (i.e.,
     TLS 1.0 unless it is disabled).  In practice, ClientHello
     messages are never sent like this, but this change gives us
     strictly correct behaviour at least for TLS.
     [Bodo Moeller]

  *) Fix SSL handshake functions and SSL_clear() such that SSL_clear()
     never resets s->method to s->ctx->method when called from within
     one of the SSL handshake functions.
     [Bodo Moeller; problem pointed out by Niko Baric]

  *) In ssl3_get_client_hello (ssl/s3_srvr.c), generate a fatal alert
     (sent using the client's version number) if client_version is
     smaller than the protocol version in use.  Also change
     ssl23_get_client_hello (ssl/s23_srvr.c) to select TLS 1.0 if
     the client demanded SSL 3.0 but only TLS 1.0 is enabled; then
     the client will at least see that alert.
     [Bodo Moeller]

  *) Fix ssl3_get_message (ssl/s3_both.c) to handle message fragmentation
     correctly.
     [Bodo Moeller]

  *) Avoid infinite loop in ssl3_get_message (ssl/s3_both.c) if a
     client receives HelloRequest while in a handshake.
     [Bodo Moeller; bug noticed by Andy Schneider <andy.schneider@bjss.co.uk>]

  *) Bugfix in ssl3_accept (ssl/s3_srvr.c): Case SSL3_ST_SW_HELLO_REQ_C
     should end in 'break', not 'goto end' which circuments various
     cleanups done in state SSL_ST_OK.   But session related stuff
     must be disabled for SSL_ST_OK in the case that we just sent a
     HelloRequest.

     Also avoid some overhead by not calling ssl_init_wbio_buffer()
     before just sending a HelloRequest.
     [Bodo Moeller, Eric Rescorla <ekr@rtfm.com>]

  *) Fix ssl/s3_enc.c, ssl/t1_enc.c and ssl/s3_pkt.c so that we don't
     reveal whether illegal block cipher padding was found or a MAC
     verification error occured.  (Neither SSLerr() codes nor alerts
     are directly visible to potential attackers, but the information
     may leak via logfiles.)

     Similar changes are not required for the SSL 2.0 implementation
     because the number of padding bytes is sent in clear for SSL 2.0,
     and the extra bytes are just ignored.  However ssl/s2_pkt.c
     failed to verify that the purported number of padding bytes is in
     the legal range.
     [Bodo Moeller]

  *) OpenUNIX-8 support (Boyd Lynn Gerber <gerberb@zenez.com>)
     [Lutz Jaenicke]

  *) Improve RSA_padding_check_PKCS1_OAEP() check again to avoid
     'wristwatch attack' using huge encoding parameters (cf.
     James H. Manger's CRYPTO 2001 paper).  Note that the
     RSA_PKCS1_OAEP_PADDING case of RSA_private_decrypt() does not use
     encoding parameters and hence was not vulnerable.
     [Bodo Moeller]

  *) BN_sqr() bug fix.
     [Ulf Möller, reported by Jim Ellis <jim.ellis@cavium.com>]

  *) Rabin-Miller test analyses assume uniformly distributed witnesses,
     so use BN_pseudo_rand_range() instead of using BN_pseudo_rand()
     followed by modular reduction.
     [Bodo Moeller; pointed out by Adam Young <AYoung1@NCSUS.JNJ.COM>]

  *) Add BN_pseudo_rand_range() with obvious functionality: BN_rand_range()
     equivalent based on BN_pseudo_rand() instead of BN_rand().
     [Bodo Moeller]

  *) s3_srvr.c: allow sending of large client certificate lists (> 16 kB).
     This function was broken, as the check for a new client hello message
     to handle SGC did not allow these large messages.
     (Tracked down by "Douglas E. Engert" <deengert@anl.gov>.)
     [Lutz Jaenicke]

  *) Add alert descriptions for TLSv1 to SSL_alert_desc_string[_long]().
     [Lutz Jaenicke]

  *) Fix buggy behaviour of BIO_get_num_renegotiates() and BIO_ctrl()
     for BIO_C_GET_WRITE_BUF_SIZE ("Stephen Hinton" <shinton@netopia.com>).
     [Lutz Jaenicke]

  *) Rework the configuration and shared library support for Tru64 Unix.
     The configuration part makes use of modern compiler features and
     still retains old compiler behavior for those that run older versions
     of the OS.  The shared library support part includes a variant that
     uses the RPATH feature, and is available through the special
     configuration target "alpha-cc-rpath", which will never be selected
     automatically.
     [Tim Mooney <mooney@dogbert.cc.ndsu.NoDak.edu> via Richard Levitte]

  *) In ssl3_get_key_exchange (ssl/s3_clnt.c), call ssl3_get_message()
     with the same message size as in ssl3_get_certificate_request().
     Otherwise, if no ServerKeyExchange message occurs, CertificateRequest
     messages might inadvertently be reject as too long.
     [Petr Lampa <lampa@fee.vutbr.cz>]

  *) Enhanced support for IA-64 Unix platforms (well, Linux and HP-UX).
     [Andy Polyakov]

  *) Modified SSL library such that the verify_callback that has been set
     specificly for an SSL object with SSL_set_verify() is actually being
     used. Before the change, a verify_callback set with this function was
     ignored and the verify_callback() set in the SSL_CTX at the time of
     the call was used. New function X509_STORE_CTX_set_verify_cb() introduced
     to allow the necessary settings.
     [Lutz Jaenicke]

  *) Initialize static variable in crypto/dsa/dsa_lib.c and crypto/dh/dh_lib.c
     explicitly to NULL, as at least on Solaris 8 this seems not always to be
     done automatically (in contradiction to the requirements of the C
     standard). This made problems when used from OpenSSH.
     [Lutz Jaenicke]

  *) In OpenSSL 0.9.6a and 0.9.6b, crypto/dh/dh_key.c ignored
     dh->length and always used

          BN_rand_range(priv_key, dh->p).

     BN_rand_range() is not necessary for Diffie-Hellman, and this
     specific range makes Diffie-Hellman unnecessarily inefficient if
     dh->length (recommended exponent length) is much smaller than the
     length of dh->p.  We could use BN_rand_range() if the order of
     the subgroup was stored in the DH structure, but we only have
     dh->length.

     So switch back to

          BN_rand(priv_key, l, ...)

     where 'l' is dh->length if this is defined, or BN_num_bits(dh->p)-1
     otherwise.
     [Bodo Moeller]

  *) In

          RSA_eay_public_encrypt
          RSA_eay_private_decrypt
          RSA_eay_private_encrypt (signing)
          RSA_eay_public_decrypt (signature verification)

     (default implementations for RSA_public_encrypt,
     RSA_private_decrypt, RSA_private_encrypt, RSA_public_decrypt),
     always reject numbers >= n.
     [Bodo Moeller]

  *) In crypto/rand/md_rand.c, use a new short-time lock CRYPTO_LOCK_RAND2
     to synchronize access to 'locking_thread'.  This is necessary on
     systems where access to 'locking_thread' (an 'unsigned long'
     variable) is not atomic.
     [Bodo Moeller]

  *) In crypto/rand/md_rand.c, set 'locking_thread' to current thread's ID
     *before* setting the 'crypto_lock_rand' flag.  The previous code had
     a race condition if 0 is a valid thread ID.
     [Travis Vitek <vitek@roguewave.com>]

 Changes between 0.9.6a and 0.9.6b  [9 Jul 2001]

  *) Change ssleay_rand_bytes (crypto/rand/md_rand.c)
@@ -70,7 +250,7 @@
     [Ulf Möller, Bodo Möller]

  *) The countermeasure against Bleichbacher's attack on PKCS #1 v1.5
     RSA encryption was accidentily removed in s3_srvr.c in OpenSSL 0.9.5
     RSA encryption was accidentally removed in s3_srvr.c in OpenSSL 0.9.5
     when fixing the server behaviour for backwards-compatible 'client
     hello' messages.  (Note that the attack is impractical against
     SSL 3.0 and TLS 1.0 anyway because length and version checking
@@ -120,7 +300,7 @@
     combination of a flag and a thread ID variable.
     Otherwise while one thread is in ssleay_rand_bytes (which sets the
     flag), *other* threads can enter ssleay_add_bytes without obeying
     the CRYPTO_LOCK_RAND lock (and may even illegaly release the lock
     the CRYPTO_LOCK_RAND lock (and may even illegally release the lock
     that they do not hold after the first thread unsets add_do_not_lock).
     [Bodo Moeller]

@@ -762,7 +942,7 @@
     default is static libraries only, and the OpenSSL programs
     are always statically linked for now, but there are
     preparations for dynamic linking in place.
     This has been tested on Linux and True64.
     This has been tested on Linux and Tru64.
     [Richard Levitte]

  *) Randomness polling function for Win9x, as described in:
+46 −9
Original line number Diff line number Diff line
@@ -125,10 +125,10 @@ my %table=(
"debug-ben-debug",	"gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DPEDANTIC -DDEBUG_SAFESTACK -g3 -O2 -pedantic -Wall -Wshadow -Werror -pipe::(unknown):::::",
"debug-ben-strict",	"gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DCONST_STRICT -O2 -Wall -Wshadow -Werror -Wpointer-arith -Wcast-qual -Wwrite-strings -pipe::(unknown):::::",
"debug-rse","cc:-DTERMIOS -DL_ENDIAN -pipe -O -g -ggdb3 -Wall::(unknown)::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
"debug-bodo",	"gcc:-DL_ENDIAN -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG_ALL -DBIO_PAIR_DEBUG -g -m486 -pedantic -Wshadow -Wall::-D_REENTRANT::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
"debug-ulf",	"gcc:-DL_ENDIAN -DREF_CHECK -DCONF_DEBUG -DBN_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG_ALL -g -O2 -m486 -Wall -Werror -Wshadow -pipe::-D_REENTRANT::${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
"debug-bodo",	"gcc:-DL_ENDIAN -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG_ALL -DPEDANTIC -DBIO_PAIR_DEBUG -g -m486 -pedantic -Wshadow -Wall::-D_REENTRANT::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
"debug-ulf",	"gcc:-DL_ENDIAN -DREF_CHECK -DCONF_DEBUG -DBN_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG_ALL -DPEDANTIC -g -O2 -m486 -Wall -Werror -Wshadow -pipe::-D_REENTRANT::${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
"debug-steve",	"gcc:-DL_ENDIAN -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DDEBUG_SAFESTACK -DCRYPTO_MDEBUG_ALL -DPEDANTIC -g -O2 -m486 -pedantic -Wall -Werror -Wshadow -pipe::-D_REENTRANT::${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
"debug-levitte-linux-elf","gcc:-DUSE_ALLOCATING_PRINT -DRL_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DNO_ASM -DL_ENDIAN -DTERMIO -D_POSIX_SOURCE -ggdb -g3 -m486 -pedantic -ansi -Wall -Wshadow -Wid-clash-31 -pipe::-D_REENTRANT:-ldl:::::::::::dlfcn",
"debug-levitte-linux-elf","gcc:-DUSE_ALLOCATING_PRINT -DRL_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DPEDANTIC -DNO_ASM -DL_ENDIAN -DTERMIO -D_POSIX_SOURCE -ggdb -g3 -m486 -pedantic -ansi -Wall -Wshadow -Wid-clash-31 -pipe::-D_REENTRANT:-ldl:::::::::::dlfcn",
"dist",		"cc:-O::(unknown):::::",

# Basic configs that should work on any (32 and less bit) box
@@ -276,12 +276,39 @@ my %table=(
#### HP MPE/iX http://jazz.external.hp.com/src/openssl/
"MPE/iX-gcc", "gcc:-D_ENDIAN -DBN_DIV2W -O3 -DMPE -D_POSIX_SOURCE -D_SOCKET_SOURCE -I/SYSLOG/PUB::(unknown):-L/SYSLOG/PUB -lsyslog -lsocket -lcurses:BN_LLONG DES_PTR DES_UNROLL DES_RISC1:::",

# Dec Alpha, OSF/1 - the alpha164-cc is the flags for a 21164A with
# the new compiler
# Dec Alpha, OSF/1 - the alpha164-cc is historical, for the conversion
# from the older DEC C Compiler to the newer compiler.  It's now the
# same as the preferred entry, alpha-cc.  If you are still using the
# older compiler (you're at 3.x or earlier, or perhaps very early 4.x)
# you should use `alphaold-cc'.
#
#	"What's in a name? That which we call a rose
#	 By any other word would smell as sweet."
#
# - William Shakespeare, "Romeo & Juliet", Act II, scene II.
#
# For OSF/1 3.2b and earlier, and Digital UNIX 3.2c - 3.2g, with the
# vendor compiler, use alphaold-cc.
# For Digital UNIX 4.0 - 4.0e, with the vendor compiler, use alpha-cc.
# For Tru64 UNIX 4.f - current, with the vendor compiler, use alpha-cc.
#
# There's also an alternate target available (which `config' will never
# select) called alpha-cc-rpath.  This target builds an RPATH into the
# shared libraries, which is very convenient on Tru64 since binaries
# linked against that shared library will automatically inherit that RPATH,
# and hence know where to look for the openssl libraries, even if they're in
# an odd place.
#
# For gcc, the following gave a %50 speedup on a 164 over the 'DES_INT' version
"alpha-gcc","gcc:-O3::(unknown)::SIXTY_FOUR_BIT_LONG RC4_CHUNK DES_UNROLL DES_RISC1:${alpha_asm}:dlfcn:tru64-shared::.so",
"alpha-cc", "cc:-std1 -tune host -O4 -readonly_strings::(unknown)::SIXTY_FOUR_BIT_LONG RC4_CHUNK:${alpha_asm}:dlfcn:tru64-shared::.so",
"alpha164-cc", "cc:-std1 -tune host -fast -readonly_strings::(unknown)::SIXTY_FOUR_BIT_LONG RC4_CHUNK:${alpha_asm}:dlfcn:tru64-shared::.so",
#
"alpha-gcc","gcc:-O3::(unknown)::SIXTY_FOUR_BIT_LONG RC4_CHUNK DES_UNROLL DES_RISC1:${alpha_asm}:dlfcn:alpha-osf1-shared::.so",
"alphaold-cc", "cc:-std1 -tune host -O4 -readonly_strings::(unknown)::SIXTY_FOUR_BIT_LONG RC4_CHUNK:${alpha_asm}:dlfcn:alpha-osf1-shared::.so",
"alpha164-cc", "cc:-std1 -tune host -fast -readonly_strings::-pthread::SIXTY_FOUR_BIT_LONG RC4_CHUNK:${alpha_asm}:dlfcn:tru64-shared::.so",
"alpha-cc", "cc:-std1 -tune host -fast -readonly_strings::-pthread::SIXTY_FOUR_BIT_LONG RC4_CHUNK:${alpha_asm}:dlfcn:tru64-shared::.so",
"alpha-cc-rpath", "cc:-std1 -tune host -fast -readonly_strings::-pthread::SIXTY_FOUR_BIT_LONG RC4_CHUNK:${alpha_asm}:dlfcn:tru64-shared-rpath::.so",
#
# This probably belongs in a different section.
#
"FreeBSD-alpha","gcc:-DTERMIOS -O -fomit-frame-pointer::(unknown)::SIXTY_FOUR_BIT_LONG RC4_CHUNK DES_INT DES_PTR DES_RISC2::::::::::dlfcn:bsd-gcc-shared:-fPIC:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",

#### Alpha Linux with GNU C and Compaq C setups
@@ -315,7 +342,7 @@ my %table=(
"linux-ppc",    "gcc:-DB_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::BN_LLONG::",
"linux-m68k",   "gcc:-DB_ENDIAN -DTERMIO -O2 -fomit-frame-pointer -Wall::-D_REENTRANT::BN_LLONG::",
"linux-s390",	"gcc:-DB_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::BN_LLONG::",
"linux-ia64",   "gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::(unknown)::SIXTY_FOUR_BIT_LONG::",
"linux-ia64",   "gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT:-ldl:SIXTY_FOUR_BIT_LONG RC4_CHUNK RC4_CHAR:asm/ia64.o:::::::::dlfcn:linux-shared:-fPIC:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
"NetBSD-sparc",	"gcc:-DTERMIOS -O3 -fomit-frame-pointer -mv8 -Wall -DB_ENDIAN::(unknown)::BN_LLONG MD2_CHAR RC4_INDEX DES_UNROLL::::::::::dlfcn:bsd-gcc-shared:-fPIC:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
"NetBSD-m68",	"gcc:-DTERMIOS -O3 -fomit-frame-pointer -Wall -DB_ENDIAN::(unknown)::BN_LLONG MD2_CHAR RC4_INDEX DES_UNROLL::::::::::dlfcn:bsd-gcc-shared:-fPIC:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
"NetBSD-x86",	"gcc:-DTERMIOS -O3 -fomit-frame-pointer -m486 -Wall::(unknown)::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:bsd-gcc-shared:-fPIC:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
@@ -347,6 +374,16 @@ my %table=(
"unixware-7","cc:-O -DFILIO_H -Kalloca::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"unixware-7-pentium","cc:-O -DFILIO_H -Kalloca -Kpentium::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"unixware-7-pentium_pro","cc:-O -DFILIO_H -Kalloca -Kpentium_pro::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"unixware-7-gcc","gcc:-DL_ENDIAN -DFILIO_H -O3 -fomit-frame-pointer -m486 -Wall::-D_REENTRANT:-lsocket -lnsl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:gnu-shared:-fPIC:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",

# OpenUNIX 8
"OpenUNIX","cc:-O -DFILIO_H -Kalloca::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"OpenUNIX-8","cc:-O -DFILIO_H -Kalloca::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"OpenUNIX-8-gcc","gcc:-O -DFILIO_H -fomit-frame-pointer::-pthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"OpenUNIX-8-pentium","cc:-O -DFILIO_H -Kalloca -Kpentium::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"OpenUNIX-8-pentium_pro","cc:-O -DFILIO_H -Kalloca -Kpentium_pro::-Kthread:-lsocket -lnsl:BN_LLONG MD2_CHAR RC4_INDEX ${x86_gcc_des}::",
"OpenUNIX-8-shared","cc:-O -DFILIO_H -Kalloca::-Kthread:-lsocket -lnsl:MD2_CHAR RC4_INDEX ${x86_gcc_des}::::::::::dlfcn:svr5-shared:-Kpic",
"OpenUNIX-8-gcc-shared","gcc:-O3 -DFILIO_H -fomit-frame-pointer::-pthread:-lsocket -lnsl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:svr5-shared:-fPIC",

# IBM's AIX.
"aix-cc",   "cc:-O -DAIX -DB_ENDIAN -qmaxmem=16384::(unknown)::BN_LLONG RC4_CHAR:::",
+23 −44
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ OpenSSL - Frequently Asked Questions
* How can I contact the OpenSSL developers?
* Where can I get a compiled version of OpenSSL?
* Why aren't tools like 'autoconf' and 'libtool' used?
* What is an 'engine' version?

[LEGAL] Legal questions

@@ -33,7 +34,7 @@ OpenSSL - Frequently Asked Questions
* Why does the linker complain about undefined symbols?
* Why does the OpenSSL test fail with "bc: command not found"?
* Why does the OpenSSL test fail with "bc: 1 no implemented"?
* Why does the OpenSSL compilation fail on Alpha True64 Unix?
* Why does the OpenSSL compilation fail on Alpha Tru64 Unix?
* Why does the OpenSSL compilation fail with "ar: command not found"?
* Why does the OpenSSL compilation fail on Win32 with VC++?

@@ -121,6 +122,12 @@ A number of Linux and *BSD distributions include OpenSSL.
autoconf will probably be used in future OpenSSL versions. If it was
less Unix-centric, it might have been used much earlier.

* What is an 'engine' version?

With version 0.9.6 OpenSSL was extended to interface to external crypto
hardware. This was realized in a special release '0.9.6-engine'. With
version 0.9.7 (not yet released) the changes were merged into the main
development line, so that the special release is no longer necessary.

[LEGAL] =======================================================================

@@ -146,7 +153,7 @@ holders claim that you infringe on their rights if you use OpenSSL with
their software on operating systems that don't normally include OpenSSL.

If you develop open source software that uses OpenSSL, you may find it
useful to choose an other license than the GPL, or state explicitely that
useful to choose an other license than the GPL, or state explicitly that
"This program is released under the GPL with the additional exemption that
compiling, linking, and/or using OpenSSL is allowed."  If you are using
GPL software developed by others, you may want to ask the copyright holder
@@ -186,7 +193,7 @@ environment variable HOME is set, then the seeding file is $HOME/.rnd.
If neither RANDFILE nor HOME is set, versions up to OpenSSL 0.9.6 will
use file .rnd in the current directory while OpenSSL 0.9.6a uses no
default seeding file at all.  OpenSSL 0.9.6b and later will behave
similarly to 0.9.6a, but will use a default of "C:" for HOME on
similarly to 0.9.6a, but will use a default of "C:\" for HOME on
Windows systems if the environment variable has not been set.

If the default seeding file does not exist or is too short, the "PRNG
@@ -297,7 +304,7 @@ there is little point presenting a certificate which the server will
reject.

The solution is to add the relevant CA certificate to your servers "trusted
CA list". How you do this depends on the server sofware in uses. You can
CA list". How you do this depends on the server software in uses. You can
print out the servers list of acceptable CAs using the OpenSSL s_client tool:

openssl s_client -connect www.some.host:443 -prexit
@@ -359,9 +366,9 @@ and compile/install it. GNU bc (see http://www.gnu.org/software/software.html
for download instructions) can be safely used, for example.


* Why does the OpenSSL compilation fail on Alpha True64 Unix?
* Why does the OpenSSL compilation fail on Alpha Tru64 Unix?

On some Alpha installations running True64 Unix and Compaq C, the compilation
On some Alpha installations running Tru64 Unix and Compaq C, the compilation
of crypto/sha/sha_dgst.c fails with the message 'Fatal:  Insufficient virtual
memory to continue compilation.'  As far as the tests have shown, this may be
a compiler bug.  What happens is that it eats up a lot of resident memory
@@ -523,44 +530,16 @@ OpenSSL_add_all_algorithms(). See the manual page for more information.

* Why can't the OpenSSH configure script detect OpenSSL?

There is a problem with OpenSSH 1.2.2p1, in that the configure script
can't find the installed OpenSSL libraries.  The problem is actually
a small glitch that is easily solved with the following patch to be
applied to the OpenSSH distribution:

----- snip:start -----
--- openssh-1.2.2p1/configure.in.orig	Thu Mar 23 18:56:58 2000
+++ openssh-1.2.2p1/configure.in	Thu Mar 23 18:55:05 2000
@@ -152,10 +152,10 @@
 AC_MSG_CHECKING([for OpenSSL/SSLeay directory])
 for ssldir in "" $tryssldir /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 	if test ! -z "$ssldir" ; then
-		LIBS="$saved_LIBS -L$ssldir"
+		LIBS="$saved_LIBS -L$ssldir/lib"
 		CFLAGS="$CFLAGS -I$ssldir/include"
 		if test "x$need_dash_r" = "x1" ; then
-			LIBS="$LIBS -R$ssldir"
+			LIBS="$LIBS -R$ssldir/lib"
 		fi
 	fi
 	LIBS="$LIBS -lcrypto"
--- openssh-1.2.2p1/configure.orig	Thu Mar 23 18:55:02 2000
+++ openssh-1.2.2p1/configure	Thu Mar 23 18:57:08 2000
@@ -1890,10 +1890,10 @@
 echo "configure:1891: checking for OpenSSL/SSLeay directory" >&5
 for ssldir in "" $tryssldir /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 	if test ! -z "$ssldir" ; then
-		LIBS="$saved_LIBS -L$ssldir"
+		LIBS="$saved_LIBS -L$ssldir/lib"
 		CFLAGS="$CFLAGS -I$ssldir/include"
 		if test "x$need_dash_r" = "x1" ; then
-			LIBS="$LIBS -R$ssldir"
+			LIBS="$LIBS -R$ssldir/lib"
 		fi
 	fi
 	LIBS="$LIBS -lcrypto"
----- snip:end -----
Several reasons for problems with the automatic detection exist.
OpenSSH requires at least version 0.9.5a of the OpenSSL libraries.
Sometimes the distribution has installed an older version in the system
locations that is detected instead of a new one installed. The OpenSSL
library might have been compiled for another CPU or another mode (32/64 bits).
Permissions might be wrong.

The general answer is to check the config.log file generated when running
the OpenSSH configure script. It should contain the detailed information
on why the OpenSSL library was not detected or considered incompatible.

* Can I use OpenSSL's SSL library with non-blocking I/O?

@@ -579,7 +558,7 @@ SSL_write() will try to continue any pending handshake.
* Why doesn't my server application receive a client certificate?

Due to the TLS protocol definition, a client will only send a certificate,
if explicitely asked by the server. Use the SSL_VERIFY_PEER flag of the
if explicitly asked by the server. Use the SSL_VERIFY_PEER flag of the
SSL_CTX_set_verify() function to enable the use of client certificates.


+4 −4
Original line number Diff line number Diff line
OpenSSL - Port To The Macintosh
===============================
OpenSSL - Port To The Macintosh OS 9 or Earlier
===============================================

Thanks to Roy Wood <roy@centricsystems.ca> initial support for Mac OS (pre
X) is now provided. "Initial" means that unlike other platforms where you
@@ -42,7 +42,7 @@ Installation procedure:
	BSD sockets and some other POSIX APIs. The GUSI distribution is
	expected to be found in the same directory as openssl source tree,
	i.e. in the parent directory to the one where this very file,
	namely INSTALL.MacOS. For more informations about GUSI, see
	namely INSTALL.MacOS. For more information about GUSI, see
	http://www.iis.ee.ethz.ch/~neeri/macintosh/gusi-qa.html

Finally some essential comments from our generous contributor:-)
+40 −1

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