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Allow the PKCS#7 (S/MIME encrypt) application to support more than one

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recipient.
This commit is contained in:
Dr. Stephen Henson 1999-07-30 01:12:46 +00:00
parent 12ea44704a
commit 922180d794
2 changed files with 19 additions and 6 deletions
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4
CHANGES
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@ -4,6 +4,10 @@
Changes between 0.9.3a and 0.9.4 [xx Jul/Aug/...? 1999]
*) Allow the -k option to be used more than once in the enc program:
this allows the same encrypted message to be read by multiple recipients.
[Steve Henson]
*) New function OBJ_obj2txt(buf, buf_len, a, no_name), this converts
an ASN1_OBJECT to a text string. If the "no_name" parameter is set then
it will always use the numerical form of the OID, even if it has a short

21
crypto/pkcs7/enc.c
View File

@ -74,6 +74,7 @@ char *argv[];
int nodetach=1;
char *keyfile = NULL;
const EVP_CIPHER *cipher=NULL;
STACK_OF(X509) *recips=NULL;
SSLeay_add_all_algorithms();
@ -96,13 +97,20 @@ char *argv[];
keyfile = argv[2];
argc-=2;
argv+=2;
if (!(in=BIO_new_file(keyfile,"r"))) goto err;
if (!(x509=PEM_read_bio_X509(in,NULL,NULL))) goto err;
if(!recips) recips = sk_X509_new_null();
sk_X509_push(recips, x509);
BIO_free(in);
} else break;
}
if (!BIO_read_filename(data,argv[1])) goto err;
if(!recips) {
fprintf(stderr, "No recipients\n");
goto err;
}
if ((in=BIO_new_file(keyfile,"r")) == NULL) goto err;
if ((x509=PEM_read_bio_X509(in,NULL,NULL)) == NULL) goto err;
if (!BIO_read_filename(data,argv[1])) goto err;
p7=PKCS7_new();
#if 0
@ -120,9 +128,10 @@ char *argv[];
if(!cipher) cipher = EVP_des_ede3_cbc();
if (!PKCS7_set_cipher(p7,cipher)) goto err;
if (PKCS7_add_recipient(p7,x509) == NULL) goto err;
for(i = 0; i < sk_X509_num(recips); i++) {
if (!PKCS7_add_recipient(p7,sk_X509_value(recips, i))) goto err;
}
sk_X509_pop_free(recips, X509_free);
/* Set the content of the signed to 'data' */
/* PKCS7_content_new(p7,NID_pkcs7_data); not used in envelope */