Merged origin/release (checked in because wanted to merge new stuff)

1 files changed, 213 insertions, 162 deletions

diff --git a/openssl/crypto/pem/pem_pkey.c b/openssl/crypto/pem/pem_pkey.c
index 8ecf24903..04d6319a2 100644
--- a/openssl/crypto/pem/pem_pkey.c
+++ b/openssl/crypto/pem/pem_pkey.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -66,177 +66,228 @@
 #include <openssl/pkcs12.h>
 #include <openssl/pem.h>
 #ifndef OPENSSL_NO_ENGINE
-#include <openssl/engine.h>
+# 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);
 
-EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u)
-	{
-	char *nm=NULL;
-	const unsigned char *p=NULL;
-	unsigned char *data=NULL;
-	long len;
-	int slen;
-	EVP_PKEY *ret=NULL;
-
-	if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u))
-		return NULL;
-	p = data;
-
-	if (strcmp(nm,PEM_STRING_PKCS8INF) == 0) {
-		PKCS8_PRIV_KEY_INFO *p8inf;
-		p8inf=d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len);
-		if(!p8inf) goto p8err;
-		ret = EVP_PKCS82PKEY(p8inf);
-		if(x) {
-			if(*x) EVP_PKEY_free((EVP_PKEY *)*x);
-			*x = ret;
-		}
-		PKCS8_PRIV_KEY_INFO_free(p8inf);
-	} else if (strcmp(nm,PEM_STRING_PKCS8) == 0) {
-		PKCS8_PRIV_KEY_INFO *p8inf;
-		X509_SIG *p8;
-		int klen;
-		char psbuf[PEM_BUFSIZE];
-		p8 = d2i_X509_SIG(NULL, &p, len);
-		if(!p8) goto p8err;
-		if (cb) klen=cb(psbuf,PEM_BUFSIZE,0,u);
-		else klen=PEM_def_callback(psbuf,PEM_BUFSIZE,0,u);
-		if (klen <= 0) {
-			PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,
-					PEM_R_BAD_PASSWORD_READ);
-			X509_SIG_free(p8);
-			goto err;
-		}
-		p8inf = PKCS8_decrypt(p8, psbuf, klen);
-		X509_SIG_free(p8);
-		if(!p8inf) goto p8err;
-		ret = EVP_PKCS82PKEY(p8inf);
-		if(x) {
-			if(*x) EVP_PKEY_free((EVP_PKEY *)*x);
-			*x = ret;
-		}
-		PKCS8_PRIV_KEY_INFO_free(p8inf);
-	} else if ((slen = pem_check_suffix(nm, "PRIVATE KEY")) > 0)
-		{
-		const EVP_PKEY_ASN1_METHOD *ameth;
-		ameth = EVP_PKEY_asn1_find_str(NULL, nm, slen);
-		if (!ameth || !ameth->old_priv_decode)
-			goto p8err;
-		ret=d2i_PrivateKey(ameth->pkey_id,x,&p,len);
-		}
-p8err:
-	if (ret == NULL)
-		PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,ERR_R_ASN1_LIB);
-err:
-	OPENSSL_free(nm);
-	OPENSSL_cleanse(data, len);
-	OPENSSL_free(data);
-	return(ret);
-	}
+EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb,
+                                  void *u)
+{
+    char *nm = NULL;
+    const unsigned char *p = NULL;
+    unsigned char *data = NULL;
+    long len;
+    int slen;
+    EVP_PKEY *ret = NULL;
+
+    if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u))
+        return NULL;
+    p = data;
+
+    if (strcmp(nm, PEM_STRING_PKCS8INF) == 0) {
+        PKCS8_PRIV_KEY_INFO *p8inf;
+        p8inf = d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len);
+        if (!p8inf)
+            goto p8err;
+        ret = EVP_PKCS82PKEY(p8inf);
+        if (x) {
+            if (*x)
+                EVP_PKEY_free((EVP_PKEY *)*x);
+            *x = ret;
+        }
+        PKCS8_PRIV_KEY_INFO_free(p8inf);
+    } else if (strcmp(nm, PEM_STRING_PKCS8) == 0) {
+        PKCS8_PRIV_KEY_INFO *p8inf;
+        X509_SIG *p8;
+        int klen;
+        char psbuf[PEM_BUFSIZE];
+        p8 = d2i_X509_SIG(NULL, &p, len);
+        if (!p8)
+            goto p8err;
+        if (cb)
+            klen = cb(psbuf, PEM_BUFSIZE, 0, u);
+        else
+            klen = PEM_def_callback(psbuf, PEM_BUFSIZE, 0, u);
+        if (klen <= 0) {
+            PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, PEM_R_BAD_PASSWORD_READ);
+            X509_SIG_free(p8);
+            goto err;
+        }
+        p8inf = PKCS8_decrypt(p8, psbuf, klen);
+        X509_SIG_free(p8);
+        if (!p8inf)
+            goto p8err;
+        ret = EVP_PKCS82PKEY(p8inf);
+        if (x) {
+            if (*x)
+                EVP_PKEY_free((EVP_PKEY *)*x);
+            *x = ret;
+        }
+        PKCS8_PRIV_KEY_INFO_free(p8inf);
+    } else if ((slen = pem_check_suffix(nm, "PRIVATE KEY")) > 0) {
+        const EVP_PKEY_ASN1_METHOD *ameth;
+        ameth = EVP_PKEY_asn1_find_str(NULL, nm, slen);
+        if (!ameth || !ameth->old_priv_decode)
+            goto p8err;
+        ret = d2i_PrivateKey(ameth->pkey_id, x, &p, len);
+    }
+ p8err:
+    if (ret == NULL)
+        PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, ERR_R_ASN1_LIB);
+ err:
+    OPENSSL_free(nm);
+    OPENSSL_cleanse(data, len);
+    OPENSSL_free(data);
+    return (ret);
+}
 
 int PEM_write_bio_PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
-                                               unsigned char *kstr, int klen,
-                                               pem_password_cb *cb, void *u)
-	{
-	char pem_str[80];
-	if (!x->ameth || x->ameth->priv_encode)
-		return PEM_write_bio_PKCS8PrivateKey(bp, x, enc,
-							(char *)kstr, klen,
-							cb, u);
-
-	BIO_snprintf(pem_str, 80, "%s PRIVATE KEY", x->ameth->pem_str);
-	return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey,
-				pem_str,bp,x,enc,kstr,klen,cb,u);
-	}
+                             unsigned char *kstr, int klen,
+                             pem_password_cb *cb, void *u)
+{
+    char pem_str[80];
+    if (!x->ameth || x->ameth->priv_encode)
+        return PEM_write_bio_PKCS8PrivateKey(bp, x, enc,
+                                             (char *)kstr, klen, cb, u);
+
+    BIO_snprintf(pem_str, 80, "%s PRIVATE KEY", x->ameth->pem_str);
+    return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey,
+                              pem_str, bp, x, enc, kstr, klen, cb, u);
+}
 
 EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x)
-	{
-	char *nm=NULL;
-	const unsigned char *p=NULL;
-	unsigned char *data=NULL;
-	long len;
-	int slen;
-	EVP_PKEY *ret=NULL;
-
-	if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_PARAMETERS,
-								bp, 0, NULL))
-		return NULL;
-	p = data;
-
-	if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0)
-		{
-		ret = EVP_PKEY_new();
-		if (!ret)
-			goto err;
-		if (!EVP_PKEY_set_type_str(ret, nm, slen)
-			|| !ret->ameth->param_decode
-			|| !ret->ameth->param_decode(ret, &p, len))
-			{
-			EVP_PKEY_free(ret);
-			ret = NULL;
-			goto err;
-			}
-		if(x)
-			{
-			if(*x) EVP_PKEY_free((EVP_PKEY *)*x);
-			*x = ret;
-			}
-		}
-err:
-	if (ret == NULL)
-		PEMerr(PEM_F_PEM_READ_BIO_PARAMETERS,ERR_R_ASN1_LIB);
-	OPENSSL_free(nm);
-	OPENSSL_free(data);
-	return(ret);
-	}
+{
+    char *nm = NULL;
+    const unsigned char *p = NULL;
+    unsigned char *data = NULL;
+    long len;
+    int slen;
+    EVP_PKEY *ret = NULL;
+
+    if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_PARAMETERS,
+                            bp, 0, NULL))
+        return NULL;
+    p = data;
+
+    if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0) {
+        ret = EVP_PKEY_new();
+        if (!ret)
+            goto err;
+        if (!EVP_PKEY_set_type_str(ret, nm, slen)
+            || !ret->ameth->param_decode
+            || !ret->ameth->param_decode(ret, &p, len)) {
+            EVP_PKEY_free(ret);
+            ret = NULL;
+            goto err;
+        }
+        if (x) {
+            if (*x)
+                EVP_PKEY_free((EVP_PKEY *)*x);
+            *x = ret;
+        }
+    }
+ err:
+    if (ret == NULL)
+        PEMerr(PEM_F_PEM_READ_BIO_PARAMETERS, ERR_R_ASN1_LIB);
+    OPENSSL_free(nm);
+    OPENSSL_free(data);
+    return (ret);
+}
 
 int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x)
-	{
-	char pem_str[80];
-	if (!x->ameth || !x->ameth->param_encode)
-		return 0;
+{
+    char pem_str[80];
+    if (!x->ameth || !x->ameth->param_encode)
+        return 0;
 
-	BIO_snprintf(pem_str, 80, "%s PARAMETERS", x->ameth->pem_str);
-	return PEM_ASN1_write_bio(
-		(i2d_of_void *)x->ameth->param_encode,
-				pem_str,bp,x,NULL,NULL,0,0,NULL);
-	}
+    BIO_snprintf(pem_str, 80, "%s PARAMETERS", x->ameth->pem_str);
+    return PEM_ASN1_write_bio((i2d_of_void *)x->ameth->param_encode,
+                              pem_str, bp, x, NULL, NULL, 0, 0, NULL);
+}
 
 #ifndef OPENSSL_NO_FP_API
-EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u)
-	{
-        BIO *b;
-        EVP_PKEY *ret;
-
-        if ((b=BIO_new(BIO_s_file())) == NULL)
-		{
-		PEMerr(PEM_F_PEM_READ_PRIVATEKEY,ERR_R_BUF_LIB);
-                return(0);
-		}
-        BIO_set_fp(b,fp,BIO_NOCLOSE);
-        ret=PEM_read_bio_PrivateKey(b,x,cb,u);
-        BIO_free(b);
-        return(ret);
-	}
+EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb,
+                              void *u)
+{
+    BIO *b;
+    EVP_PKEY *ret;
+
+    if ((b = BIO_new(BIO_s_file())) == NULL) {
+        PEMerr(PEM_F_PEM_READ_PRIVATEKEY, ERR_R_BUF_LIB);
+        return (0);
+    }
+    BIO_set_fp(b, fp, BIO_NOCLOSE);
+    ret = PEM_read_bio_PrivateKey(b, x, cb, u);
+    BIO_free(b);
+    return (ret);
+}
 
 int PEM_write_PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
-                                               unsigned char *kstr, int klen,
-                                               pem_password_cb *cb, void *u)
-	{
-        BIO *b;
-        int ret;
-
-        if ((b=BIO_new_fp(fp, BIO_NOCLOSE)) == NULL)
-		{
-		PEMerr(PEM_F_PEM_WRITE_PRIVATEKEY,ERR_R_BUF_LIB);
-                return 0;
-		}
-        ret=PEM_write_bio_PrivateKey(b, x, enc, kstr, klen, cb, u);
-        BIO_free(b);
-        return ret;
-	}
+                         unsigned char *kstr, int klen,
+                         pem_password_cb *cb, void *u)
+{
+    BIO *b;
+    int ret;
+
+    if ((b = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
+        PEMerr(PEM_F_PEM_WRITE_PRIVATEKEY, ERR_R_BUF_LIB);
+        return 0;
+    }
+    ret = PEM_write_bio_PrivateKey(b, x, enc, kstr, klen, cb, u);
+    BIO_free(b);
+    return ret;
+}
+
+#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