* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) Jeremy Harris 2014 - 2015 */
+/* Copyright (c) Jeremy Harris 2014 - 2017 */
/* This module provides TLS (aka SSL) support for Exim using the OpenSSL
library. It is #included into the tls.c file when that library is used.
#include <openssl/rand.h>
#include <openssl/x509v3.h>
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+# define EXIM_HAVE_ASN1_MACROS
+#endif
+
+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
+# define ASN1_STRING_get0_data ASN1_STRING_data
+#endif
/*****************************************************
* Export/import a certificate, binary/printable
if (!bp)
return badalloc();
len = ASN1_TIME_print(bp, asntime);
-len = len > 0 ? (int) BIO_get_mem_data(bp, &s) : 0;
+len = len > 0 ? (int) BIO_get_mem_data(bp, CSS &s) : 0;
if (mod && Ustrcmp(mod, "raw") == 0) /* native ASN */
s = string_copyn(s, len);
/*XXX %Z might be glibc-specific? Solaris has it, at least*/
/*XXX should we switch to POSIX locale for this? */
tm.tm_isdst = 0;
- if (!strptime(CCS s, "%b %e %T %Y %Z", &tm))
+ if (!len || !strptime(CCS s, "%b %e %T %Y %Z", &tm))
expand_string_message = US"failed time conversion";
else
time_t t = mktime(&tm); /* make the tm self-consistent */
if (mod && Ustrcmp(mod, "int") == 0) /* seconds since epoch */
- s = string_sprintf("%u", t);
+ s = string_sprintf(TIME_T_FMT, t);
else
{
uschar *
tls_cert_version(void * cert, uschar * mod)
{
-return string_sprintf("%d", X509_get_version((X509 *)cert));
+return string_sprintf("%ld", X509_get_version((X509 *)cert));
}
uschar *
if (!bp) return badalloc();
+#ifdef EXIM_HAVE_ASN1_MACROS
+ASN1_STRING_print(bp, adata);
+#else
M_ASN1_OCTET_STRING_print(bp, adata);
-/* binary data, DER encoded */
+#endif
+/* binary data, DER encoded */
/* just dump for now */
len = BIO_get_mem_data(bp, &cp1);
cp3 = cp2 = store_get(len*3+1);
while(len)
{
- sprintf(CS cp2, "%.2x ", *cp1++);
- cp2 += 3;
+ cp2 += sprintf(CS cp2, "%.2x ", *cp1++);
len--;
}
cp2[-1] = '\0';
uschar *
tls_cert_subject_altname(void * cert, uschar * mod)
{
-uschar * list = NULL;
+gstring * list = NULL;
STACK_OF(GENERAL_NAME) * san = (STACK_OF(GENERAL_NAME) *)
X509_get_ext_d2i((X509 *)cert, NID_subject_alt_name, NULL, NULL);
uschar osep = '\n';
{
case GEN_DNS:
tag = US"DNS";
- ele = ASN1_STRING_data(namePart->d.dNSName);
+ ele = US ASN1_STRING_get0_data(namePart->d.dNSName);
len = ASN1_STRING_length(namePart->d.dNSName);
break;
case GEN_URI:
tag = US"URI";
- ele = ASN1_STRING_data(namePart->d.uniformResourceIdentifier);
+ ele = US ASN1_STRING_get0_data(namePart->d.uniformResourceIdentifier);
len = ASN1_STRING_length(namePart->d.uniformResourceIdentifier);
break;
case GEN_EMAIL:
tag = US"MAIL";
- ele = ASN1_STRING_data(namePart->d.rfc822Name);
+ ele = US ASN1_STRING_get0_data(namePart->d.rfc822Name);
len = ASN1_STRING_length(namePart->d.rfc822Name);
break;
default:
}
sk_GENERAL_NAME_free(san);
-return list;
+return string_from_gstring(list);
}
uschar *
int adsnum = sk_ACCESS_DESCRIPTION_num(ads);
int i;
uschar sep = '\n';
-uschar * list = NULL;
+gstring * list = NULL;
if (mod)
if (*mod == '>' && *++mod) sep = *mod++;
ACCESS_DESCRIPTION * ad = sk_ACCESS_DESCRIPTION_value(ads, i);
if (ad && OBJ_obj2nid(ad->method) == NID_ad_OCSP)
- {
- uschar * ele = ASN1_STRING_data(ad->location->d.ia5);
- int len = ASN1_STRING_length(ad->location->d.ia5);
- list = string_append_listele_n(list, sep, ele, len);
- }
+ list = string_append_listele_n(list, sep,
+ US ASN1_STRING_get0_data(ad->location->d.ia5),
+ ASN1_STRING_length(ad->location->d.ia5));
}
sk_ACCESS_DESCRIPTION_free(ads);
-return list;
+return string_from_gstring(list);
}
uschar *
int dpsnum = sk_DIST_POINT_num(dps);
int i;
uschar sep = '\n';
-uschar * list = NULL;
+gstring * list = NULL;
if (mod)
if (*mod == '>' && *++mod) sep = *mod++;
if ( (np = sk_GENERAL_NAME_value(names, j))
&& np->type == GEN_URI
)
- {
- uschar * ele = ASN1_STRING_data(np->d.uniformResourceIdentifier);
- int len = ASN1_STRING_length(np->d.uniformResourceIdentifier);
- list = string_append_listele_n(list, sep, ele, len);
- }
+ list = string_append_listele_n(list, sep,
+ US ASN1_STRING_get0_data(np->d.uniformResourceIdentifier),
+ ASN1_STRING_length(np->d.uniformResourceIdentifier));
}
sk_DIST_POINT_free(dps);
-return list;
+return string_from_gstring(list);
}