Update OpenSSL to version 1.0.2g

1 files changed, 50 insertions, 0 deletions

diff --git a/drivers/builtin_openssl2/crypto/pem/pem_pkey.c b/drivers/builtin_openssl2/crypto/pem/pem_pkey.c
index 0b05e63fd7..04d6319a22 100644
--- a/drivers/builtin_openssl2/crypto/pem/pem_pkey.c
+++ b/drivers/builtin_openssl2/crypto/pem/pem_pkey.c
@@ -68,6 +68,9 @@
 #ifndef OPENSSL_NO_ENGINE
 # include <openssl/engine.h>
 #endif
+#ifndef OPENSSL_NO_DH
+# include <openssl/dh.h>
+#endif
 #include "asn1_locl.h"
 
 int pem_check_suffix(const char *pem_str, const char *suffix);
@@ -241,3 +244,50 @@ int PEM_write_PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
 }
 
 #endif
+
+#ifndef OPENSSL_NO_DH
+
+/* Transparently read in PKCS#3 or X9.42 DH parameters */
+
+DH *PEM_read_bio_DHparams(BIO *bp, DH **x, pem_password_cb *cb, void *u)
+{
+    char *nm = NULL;
+    const unsigned char *p = NULL;
+    unsigned char *data = NULL;
+    long len;
+    DH *ret = NULL;
+
+    if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_DHPARAMS, bp, cb, u))
+        return NULL;
+    p = data;
+
+    if (!strcmp(nm, PEM_STRING_DHXPARAMS))
+        ret = d2i_DHxparams(x, &p, len);
+    else
+        ret = d2i_DHparams(x, &p, len);
+
+    if (ret == NULL)
+        PEMerr(PEM_F_PEM_READ_BIO_DHPARAMS, ERR_R_ASN1_LIB);
+    OPENSSL_free(nm);
+    OPENSSL_free(data);
+    return ret;
+}
+
+# ifndef OPENSSL_NO_FP_API
+DH *PEM_read_DHparams(FILE *fp, DH **x, pem_password_cb *cb, void *u)
+{
+    BIO *b;
+    DH *ret;
+
+    if ((b = BIO_new(BIO_s_file())) == NULL) {
+        PEMerr(PEM_F_PEM_READ_DHPARAMS, ERR_R_BUF_LIB);
+        return (0);
+    }
+    BIO_set_fp(b, fp, BIO_NOCLOSE);
+    ret = PEM_read_bio_DHparams(b, x, cb, u);
+    BIO_free(b);
+    return (ret);
+}
+# endif
+
+#endif