From b05b50e67b7f571cea12cc558817c40a0497847f Mon Sep 17 00:00:00 2001
From: Ben Laurie <ben@openssl.org>
Date: Wed, 2 Jun 1999 17:11:53 +0000
Subject: [PATCH] Stack.

---
 crypto/asn1/p7_s_e.c    | 14 ++++++++------
 crypto/asn1/p7_signd.c  | 18 +++++++++++-------
 crypto/pkcs7/pk7_doit.c |  7 +++----
 crypto/pkcs7/pk7_lib.c  |  6 +++---
 crypto/pkcs7/pkcs7.h    |  9 ++++++---
 5 files changed, 31 insertions(+), 23 deletions(-)

diff --git a/crypto/asn1/p7_s_e.c b/crypto/asn1/p7_s_e.c
index 1df66ddbc..7b3440c1d 100644
--- a/crypto/asn1/p7_s_e.c
+++ b/crypto/asn1/p7_s_e.c
@@ -71,7 +71,8 @@ int i2d_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE *a, unsigned char **pp)
 	M_ASN1_I2D_len(a->enc_data,i2d_PKCS7_ENC_CONTENT);
 	M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(X509,a->cert,i2d_X509,0);
 	M_ASN1_I2D_len_IMP_SET_opt_type(X509_CRL,a->crl,i2d_X509_CRL,1);
-	M_ASN1_I2D_len_SET(a->signer_info,i2d_PKCS7_SIGNER_INFO);
+	M_ASN1_I2D_len_SET_type(PKCS7_SIGNER_INFO,a->signer_info,
+				i2d_PKCS7_SIGNER_INFO);
 
 	M_ASN1_I2D_seq_total();
 
@@ -81,7 +82,8 @@ int i2d_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE *a, unsigned char **pp)
 	M_ASN1_I2D_put(a->enc_data,i2d_PKCS7_ENC_CONTENT);
 	M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(X509,a->cert,i2d_X509,0);
 	M_ASN1_I2D_put_IMP_SET_opt_type(X509_CRL,a->crl,i2d_X509_CRL,1);
-	M_ASN1_I2D_put_SET(a->signer_info,i2d_PKCS7_SIGNER_INFO);
+	M_ASN1_I2D_put_SET_type(PKCS7_SIGNER_INFO,a->signer_info,
+				i2d_PKCS7_SIGNER_INFO);
 
 	M_ASN1_I2D_finish();
 	}
@@ -102,8 +104,8 @@ PKCS7_SIGN_ENVELOPE *d2i_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE **a,
 	M_ASN1_D2I_get_IMP_set_opt_type(X509,ret->cert,d2i_X509,X509_free,0);
 	M_ASN1_D2I_get_IMP_set_opt_type(X509_CRL,ret->crl,d2i_X509_CRL,
 					X509_CRL_free,1);
-	M_ASN1_D2I_get_set(ret->signer_info,d2i_PKCS7_SIGNER_INFO,
-		PKCS7_SIGNER_INFO_free);
+	M_ASN1_D2I_get_set_type(PKCS7_SIGNER_INFO,ret->signer_info,
+				d2i_PKCS7_SIGNER_INFO,PKCS7_SIGNER_INFO_free);
 
 	M_ASN1_D2I_Finish(a,PKCS7_SIGN_ENVELOPE_free,
 		ASN1_F_D2I_PKCS7_SIGN_ENVELOPE);
@@ -121,7 +123,7 @@ PKCS7_SIGN_ENVELOPE *PKCS7_SIGN_ENVELOPE_new(void)
 	M_ASN1_New(ret->enc_data,PKCS7_ENC_CONTENT_new);
 	ret->cert=NULL;
 	ret->crl=NULL;
-	M_ASN1_New(ret->signer_info,sk_new_null);
+	M_ASN1_New(ret->signer_info,sk_PKCS7_SIGNER_INFO_new_null);
 	return(ret);
 	M_ASN1_New_Error(ASN1_F_PKCS7_SIGN_ENVELOPE_NEW);
 	}
@@ -135,7 +137,7 @@ void PKCS7_SIGN_ENVELOPE_free(PKCS7_SIGN_ENVELOPE *a)
 	PKCS7_ENC_CONTENT_free(a->enc_data);
 	sk_X509_pop_free(a->cert,X509_free);
 	sk_X509_CRL_pop_free(a->crl,X509_CRL_free);
-	sk_pop_free(a->signer_info,PKCS7_SIGNER_INFO_free);
+	sk_PKCS7_SIGNER_INFO_pop_free(a->signer_info,PKCS7_SIGNER_INFO_free);
 	Free((char *)a);
 	}
 
diff --git a/crypto/asn1/p7_signd.c b/crypto/asn1/p7_signd.c
index f7a15a30f..75ceb9646 100644
--- a/crypto/asn1/p7_signd.c
+++ b/crypto/asn1/p7_signd.c
@@ -70,7 +70,8 @@ int i2d_PKCS7_SIGNED(PKCS7_SIGNED *a, unsigned char **pp)
 	M_ASN1_I2D_len(a->contents,i2d_PKCS7);
 	M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(X509,a->cert,i2d_X509,0);
 	M_ASN1_I2D_len_IMP_SET_opt_type(X509_CRL,a->crl,i2d_X509_CRL,1);
-	M_ASN1_I2D_len_SET(a->signer_info,i2d_PKCS7_SIGNER_INFO);
+	M_ASN1_I2D_len_SET_type(PKCS7_SIGNER_INFO,a->signer_info,
+				i2d_PKCS7_SIGNER_INFO);
 
 	M_ASN1_I2D_seq_total();
 
@@ -79,7 +80,8 @@ int i2d_PKCS7_SIGNED(PKCS7_SIGNED *a, unsigned char **pp)
 	M_ASN1_I2D_put(a->contents,i2d_PKCS7);
 	M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(X509,a->cert,i2d_X509,0);
 	M_ASN1_I2D_put_IMP_SET_opt_type(X509_CRL,a->crl,i2d_X509_CRL,1);
-	M_ASN1_I2D_put_SET(a->signer_info,i2d_PKCS7_SIGNER_INFO);
+	M_ASN1_I2D_put_SET_type(PKCS7_SIGNER_INFO,a->signer_info,
+				i2d_PKCS7_SIGNER_INFO);
 
 	M_ASN1_I2D_finish();
 	}
@@ -98,8 +100,8 @@ PKCS7_SIGNED *d2i_PKCS7_SIGNED(PKCS7_SIGNED **a, unsigned char **pp,
 	M_ASN1_D2I_get_IMP_set_opt_type(X509,ret->cert,d2i_X509,X509_free,0);
 	M_ASN1_D2I_get_IMP_set_opt_type(X509_CRL,ret->crl,d2i_X509_CRL,
 					X509_CRL_free,1);
-	M_ASN1_D2I_get_set(ret->signer_info,d2i_PKCS7_SIGNER_INFO,
-		PKCS7_SIGNER_INFO_free);
+	M_ASN1_D2I_get_set_type(PKCS7_SIGNER_INFO,ret->signer_info,
+				d2i_PKCS7_SIGNER_INFO,PKCS7_SIGNER_INFO_free);
 
 	M_ASN1_D2I_Finish(a,PKCS7_SIGNED_free,ASN1_F_D2I_PKCS7_SIGNED);
 	}
@@ -115,7 +117,7 @@ PKCS7_SIGNED *PKCS7_SIGNED_new(void)
 	M_ASN1_New(ret->contents,PKCS7_new);
 	ret->cert=NULL;
 	ret->crl=NULL;
-	M_ASN1_New(ret->signer_info,sk_new_null);
+	M_ASN1_New(ret->signer_info,sk_PKCS7_SIGNER_INFO_new_null);
 	return(ret);
 	M_ASN1_New_Error(ASN1_F_PKCS7_SIGNED_NEW);
 	}
@@ -128,11 +130,13 @@ void PKCS7_SIGNED_free(PKCS7_SIGNED *a)
 	PKCS7_free(a->contents);
 	sk_X509_pop_free(a->cert,X509_free);
 	sk_X509_CRL_pop_free(a->crl,X509_CRL_free);
-	sk_pop_free(a->signer_info,PKCS7_SIGNER_INFO_free);
-	Free((char *)a);
+	sk_PKCS7_SIGNER_INFO_pop_free(a->signer_info,PKCS7_SIGNER_INFO_free);
+	Free(a);
 	}
 
 IMPLEMENT_STACK_OF(X509_ALGOR)
 IMPLEMENT_ASN1_SET_OF(X509_ALGOR)
 IMPLEMENT_STACK_OF(X509_CRL)
 IMPLEMENT_ASN1_SET_OF(X509_CRL)
+IMPLEMENT_STACK_OF(PKCS7_SIGNER_INFO)
+IMPLEMENT_ASN1_SET_OF(PKCS7_SIGNER_INFO)
diff --git a/crypto/pkcs7/pk7_doit.c b/crypto/pkcs7/pk7_doit.c
index 5a51d64af..16c1556b2 100644
--- a/crypto/pkcs7/pk7_doit.c
+++ b/crypto/pkcs7/pk7_doit.c
@@ -466,7 +466,7 @@ int PKCS7_dataFinal(PKCS7 *p7, BIO *bio)
 	PKCS7_SIGNER_INFO *si;
 	EVP_MD_CTX *mdc,ctx_tmp;
 	STACK_OF(X509_ATTRIBUTE) *sk;
-	STACK *si_sk=NULL;
+	STACK_OF(PKCS7_SIGNER_INFO) *si_sk=NULL;
 	unsigned char *p,*pp=NULL;
 	int x;
 	ASN1_OCTET_STRING *os=NULL;
@@ -505,10 +505,9 @@ int PKCS7_dataFinal(PKCS7 *p7, BIO *bio)
 			PKCS7err(PKCS7_F_PKCS7_DATASIGN,ERR_R_BIO_LIB);
 			goto err;
 			}
-		for (i=0; i<sk_num(si_sk); i++)
+		for (i=0; i<sk_PKCS7_SIGNER_INFO_num(si_sk); i++)
 			{
-			si=(PKCS7_SIGNER_INFO *)
-				sk_value(si_sk,i);
+			si=sk_PKCS7_SIGNER_INFO_value(si_sk,i);
 			if (si->pkey == NULL) continue;
 
 			j=OBJ_obj2nid(si->digest_alg->algorithm);
diff --git a/crypto/pkcs7/pk7_lib.c b/crypto/pkcs7/pk7_lib.c
index 79f6f612d..89b2e8172 100644
--- a/crypto/pkcs7/pk7_lib.c
+++ b/crypto/pkcs7/pk7_lib.c
@@ -190,7 +190,7 @@ int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *psi)
 	{
 	int i,j,nid;
 	X509_ALGOR *alg;
-	STACK *signer_sk;
+	STACK_OF(PKCS7_SIGNER_INFO) *signer_sk;
 	STACK_OF(X509_ALGOR) *md_sk;
 
 	i=OBJ_obj2nid(p7->type);
@@ -229,7 +229,7 @@ int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *psi)
 		sk_X509_ALGOR_push(md_sk,alg);
 		}
 
-	sk_push(signer_sk,(char *)psi);
+	sk_PKCS7_SIGNER_INFO_push(signer_sk,psi);
 	return(1);
 	}
 
@@ -342,7 +342,7 @@ err:
 	return(NULL);
 	}
 
-STACK *PKCS7_get_signer_info(PKCS7 *p7)
+STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7)
 	{
 	if (PKCS7_type_is_signed(p7))
 		{
diff --git a/crypto/pkcs7/pkcs7.h b/crypto/pkcs7/pkcs7.h
index d10a14cf7..9e80f865e 100644
--- a/crypto/pkcs7/pkcs7.h
+++ b/crypto/pkcs7/pkcs7.h
@@ -98,6 +98,9 @@ typedef struct pkcs7_signer_info_st
 	EVP_PKEY			*pkey;
 	} PKCS7_SIGNER_INFO;
 
+DECLARE_STACK_OF(PKCS7_SIGNER_INFO)
+DECLARE_ASN1_SET_OF(PKCS7_SIGNER_INFO)
+
 typedef struct pkcs7_recip_info_st
 	{
 	ASN1_INTEGER			*version;	/* version 0 */
@@ -113,7 +116,7 @@ typedef struct pkcs7_signed_st
 	STACK_OF(X509_ALGOR)		*md_algs;	/* md used */
 	STACK_OF(X509)			*cert;		/* [ 0 ] */
 	STACK_OF(X509_CRL)		*crl;		/* [ 1 ] */
-	STACK /* PKCS7_SIGNER_INFO */	*signer_info;
+	STACK_OF(PKCS7_SIGNER_INFO)	*signer_info;
 
 	struct pkcs7_st			*contents;
 	} PKCS7_SIGNED;
@@ -141,7 +144,7 @@ typedef struct pkcs7_signedandenveloped_st
 	STACK_OF(X509_ALGOR)		*md_algs;	/* md used */
 	STACK_OF(X509)			*cert;		/* [ 0 ] */
 	STACK_OF(X509_CRL)		*crl;		/* [ 1 ] */
-	STACK /* PKCS7_SIGNER_INFO */	*signer_info;
+	STACK_OF(PKCS7_SIGNER_INFO)	*signer_info;
 
 	PKCS7_ENC_CONTENT		*enc_data;
 	STACK /* PKCS7_RECIP_INFO */	*recipientinfo;
@@ -336,7 +339,7 @@ BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert);
 PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509,
 	EVP_PKEY *pkey, EVP_MD *dgst);
 X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si);
-STACK *PKCS7_get_signer_info(PKCS7 *p7);
+STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7);
 
 PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509);
 int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri);