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873dc4a466
openssl/openssl-1.0.1h-system-cipherlist.patch
Tomas Mraz 873dc4a466 And never call fclose with NULL parameter.
2014-06-11 16:21:37 +02:00

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diff -up openssl-1.0.1h/Configure.system openssl-1.0.1h/Configure
--- openssl-1.0.1h/Configure.system 2014-06-05 14:47:37.509312875 +0200
+++ openssl-1.0.1h/Configure 2014-06-11 14:05:28.560359069 +0200
@@ -10,7 +10,7 @@ use strict;
# see INSTALL for instructions.
-my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [experimental-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-krb5] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--test-sanity] os/compiler[:flags]\n";
+my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [experimental-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-krb5] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--system-ciphers-file=SYSTEMCIPHERFILE] [--with-xxx[=vvv]] [--test-sanity] os/compiler[:flags]\n";
# Options:
#
@@ -35,6 +35,9 @@ my $usage="Usage: Configure [no-<cipher>
# --with-krb5-flavor Declare what flavor of Kerberos 5 is used. Currently
# supported values are "MIT" and "Heimdal". A value is required.
#
+# --system-ciphers-file A file to read cipher string from when the PROFILE=SYSTEM
+# cipher is specified (default).
+#
# --test-sanity Make a number of sanity checks on the data in this file.
# This is a debugging tool for OpenSSL developers.
#
@@ -663,6 +666,7 @@ my $prefix="";
my $libdir="";
my $openssldir="";
my $enginesdir="";
+my $system_ciphers_file="";
my $exe_ext="";
my $install_prefix= "$ENV{'INSTALL_PREFIX'}";
my $cross_compile_prefix="";
@@ -895,6 +899,10 @@ PROCESS_ARGS:
{
$enginesdir=$1;
}
+ elsif (/^--system-ciphers-file=(.*)$/)
+ {
+ $system_ciphers_file=$1;
+ }
elsif (/^--install.prefix=(.*)$/)
{
$install_prefix=$1;
@@ -1053,6 +1061,7 @@ print "Configuring for $target\n";
&usage if (!defined($table{$target}));
+chop $system_ciphers_file if $system_ciphers_file =~ /\/$/;
foreach (sort (keys %disabled))
{
@@ -1607,6 +1616,7 @@ while (<IN>)
s/^INSTALLTOP=.*$/INSTALLTOP=$prefix/;
s/^MULTILIB=.*$/MULTILIB=$multilib/;
s/^OPENSSLDIR=.*$/OPENSSLDIR=$openssldir/;
+ s/^SYSTEM_CIPHERS_FILE=.*$/SYSTEM_CIPHERS_FILE=$system_ciphers_file/;
s/^LIBDIR=.*$/LIBDIR=$libdir/;
s/^INSTALL_PREFIX=.*$/INSTALL_PREFIX=$install_prefix/;
s/^PLATFORM=.*$/PLATFORM=$target/;
@@ -1812,6 +1822,14 @@ while (<IN>)
$foo =~ s/\\/\\\\/g;
print OUT "#define ENGINESDIR \"$foo\"\n";
}
+ elsif (/^#((define)|(undef))\s+SYSTEM_CIPHERS_FILE/)
+ {
+ my $foo = "$system_ciphers_file";
+ if ($foo ne '') {
+ $foo =~ s/\\/\\\\/g;
+ print OUT "#define SYSTEM_CIPHERS_FILE \"$foo\"\n";
+ }
+ }
elsif (/^#((define)|(undef))\s+OPENSSL_EXPORT_VAR_AS_FUNCTION/)
{ printf OUT "#undef OPENSSL_EXPORT_VAR_AS_FUNCTION\n"
if $export_var_as_fn;
diff -up openssl-1.0.1h/crypto/opensslconf.h.in.system openssl-1.0.1h/crypto/opensslconf.h.in
--- openssl-1.0.1h/crypto/opensslconf.h.in.system 2014-06-05 14:47:37.437311188 +0200
+++ openssl-1.0.1h/crypto/opensslconf.h.in 2014-06-11 13:31:44.497722345 +0200
@@ -25,6 +25,8 @@
#endif
#endif
+#undef SYSTEM_CIPHERS_FILE
+
#undef OPENSSL_UNISTD
#define OPENSSL_UNISTD <unistd.h>
diff -up openssl-1.0.1h/ssl/ssl_ciph.c.system openssl-1.0.1h/ssl/ssl_ciph.c
--- openssl-1.0.1h/ssl/ssl_ciph.c.system 2014-06-05 14:47:37.441311282 +0200
+++ openssl-1.0.1h/ssl/ssl_ciph.c 2014-06-11 13:55:28.194381937 +0200
@@ -1352,6 +1352,54 @@ static int ssl_cipher_process_rulestr(co
return(retval);
}
+#ifdef SYSTEM_CIPHERS_FILE
+static char* load_system_str(const char* suffix)
+ {
+ FILE* fp;
+ char buf[1024];
+ char *new_rules;
+ unsigned len, slen;
+
+ fp = fopen(SYSTEM_CIPHERS_FILE, "r");
+ if (fp == NULL || fgets(buf, sizeof(buf), fp) == NULL)
+ {
+ /* cannot open or file is empty */
+ snprintf(buf, sizeof(buf), "%s", SSL_DEFAULT_CIPHER_LIST);
+ }
+
+ if (fp)
+ fclose(fp);
+
+ slen = strlen(suffix);
+ len = strlen(buf);
+
+ if (buf[len-1] == '\n')
+ {
+ len--;
+ buf[len] = 0;
+ }
+ if (buf[len-1] == '\r')
+ {
+ len--;
+ buf[len] = 0;
+ }
+
+ new_rules = OPENSSL_malloc(len + slen + 1);
+ if (new_rules == 0)
+ return NULL;
+
+ memcpy(new_rules, buf, len);
+ if (slen > 0)
+ {
+ memcpy(&new_rules[len], suffix, slen);
+ len += slen;
+ }
+ new_rules[len] = 0;
+
+ return new_rules;
+ }
+#endif
+
STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method,
STACK_OF(SSL_CIPHER) **cipher_list,
STACK_OF(SSL_CIPHER) **cipher_list_by_id,
@@ -1359,16 +1407,29 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
{
int ok, num_of_ciphers, num_of_alias_max, num_of_group_aliases;
unsigned long disabled_mkey, disabled_auth, disabled_enc, disabled_mac, disabled_ssl;
- STACK_OF(SSL_CIPHER) *cipherstack, *tmp_cipher_list;
+ STACK_OF(SSL_CIPHER) *cipherstack = NULL, *tmp_cipher_list;
const char *rule_p;
CIPHER_ORDER *co_list = NULL, *head = NULL, *tail = NULL, *curr;
const SSL_CIPHER **ca_list = NULL;
+#ifdef SYSTEM_CIPHERS_FILE
+ char *new_rules = NULL;
+
+ if (rule_str != NULL && strncmp(rule_str, "PROFILE=SYSTEM", 14) == 0)
+ {
+ char *p = rule_str + 14;
+
+ new_rules = load_system_str(p);
+ rule_str = new_rules;
+ }
+#endif
/*
* Return with error if nothing to do.
*/
if (rule_str == NULL || cipher_list == NULL || cipher_list_by_id == NULL)
- return NULL;
+ {
+ goto end;
+ }
/*
* To reduce the work to do we only want to process the compiled
@@ -1389,7 +1450,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
if (co_list == NULL)
{
SSLerr(SSL_F_SSL_CREATE_CIPHER_LIST,ERR_R_MALLOC_FAILURE);
- return(NULL); /* Failure */
+ goto end;
}
ssl_cipher_collect_ciphers(ssl_method, num_of_ciphers,
@@ -1431,8 +1492,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
* in force within each class */
if (!ssl_cipher_strength_sort(&head, &tail))
{
- OPENSSL_free(co_list);
- return NULL;
+ goto end;
}
/* Now disable everything (maintaining the ordering!) */
@@ -1452,9 +1512,8 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
ca_list = OPENSSL_malloc(sizeof(SSL_CIPHER *) * num_of_alias_max);
if (ca_list == NULL)
{
- OPENSSL_free(co_list);
SSLerr(SSL_F_SSL_CREATE_CIPHER_LIST,ERR_R_MALLOC_FAILURE);
- return(NULL); /* Failure */
+ goto end;
}
ssl_cipher_collect_aliases(ca_list, num_of_group_aliases,
disabled_mkey, disabled_auth, disabled_enc,
@@ -1482,8 +1541,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
if (!ok)
{ /* Rule processing failure */
- OPENSSL_free(co_list);
- return(NULL);
+ goto end;
}
/*
@@ -1492,8 +1550,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
*/
if ((cipherstack = sk_SSL_CIPHER_new_null()) == NULL)
{
- OPENSSL_free(co_list);
- return(NULL);
+ goto end;
}
/*
@@ -1514,13 +1571,13 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
#endif
}
}
- OPENSSL_free(co_list); /* Not needed any longer */
tmp_cipher_list = sk_SSL_CIPHER_dup(cipherstack);
if (tmp_cipher_list == NULL)
{
sk_SSL_CIPHER_free(cipherstack);
- return NULL;
+ cipherstack = NULL;
+ goto end;
}
if (*cipher_list != NULL)
sk_SSL_CIPHER_free(*cipher_list);
@@ -1531,6 +1588,12 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_
(void)sk_SSL_CIPHER_set_cmp_func(*cipher_list_by_id,ssl_cipher_ptr_id_cmp);
sk_SSL_CIPHER_sort(*cipher_list_by_id);
+
+end:
+ OPENSSL_free(co_list);
+#ifdef SYSTEM_CIPHERS_FILE
+ OPENSSL_free(new_rules);
+#endif
return(cipherstack);
}
diff -up openssl-1.0.1h/ssl/ssl.h.system openssl-1.0.1h/ssl/ssl.h
--- openssl-1.0.1h/ssl/ssl.h.system 2014-06-05 14:47:37.000000000 +0200
+++ openssl-1.0.1h/ssl/ssl.h 2014-06-11 14:08:35.243461447 +0200
@@ -338,6 +338,11 @@ extern "C" {
* (The latter are not actually enabled by ALL, but "ALL:RSA" would enable
* some of them.)
*/
+#ifdef SYSTEM_CIPHERS_FILE
+#define SSL_SYSTEM_DEFAULT_CIPHER_LIST "PROFILE=SYSTEM"
+#else
+#define SSL_SYSTEM_DEFAULT_CIPHER_LIST SSL_DEFAULT_CIPHER_LIST
+#endif
/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
#define SSL_SENT_SHUTDOWN 1
diff -up openssl-1.0.1h/ssl/ssl_lib.c.system openssl-1.0.1h/ssl/ssl_lib.c
--- openssl-1.0.1h/ssl/ssl_lib.c.system 2014-06-05 11:44:33.000000000 +0200
+++ openssl-1.0.1h/ssl/ssl_lib.c 2014-06-11 13:59:40.696578139 +0200
@@ -263,7 +263,7 @@ int SSL_CTX_set_ssl_version(SSL_CTX *ctx
sk=ssl_create_cipher_list(ctx->method,&(ctx->cipher_list),
&(ctx->cipher_list_by_id),
- meth->version == SSL2_VERSION ? "SSLv2" : SSL_DEFAULT_CIPHER_LIST);
+ meth->version == SSL2_VERSION ? "SSLv2" : SSL_SYSTEM_DEFAULT_CIPHER_LIST);
if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= 0))
{
SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS);
@@ -1767,7 +1767,7 @@ SSL_CTX *SSL_CTX_new(const SSL_METHOD *m
ssl_create_cipher_list(ret->method,
&ret->cipher_list,&ret->cipher_list_by_id,
- meth->version == SSL2_VERSION ? "SSLv2" : SSL_DEFAULT_CIPHER_LIST);
+ meth->version == SSL2_VERSION ? "SSLv2" : SSL_SYSTEM_DEFAULT_CIPHER_LIST);
if (ret->cipher_list == NULL
|| sk_SSL_CIPHER_num(ret->cipher_list) <= 0)
{
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