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path: root/main/openssl/crypto/asn1/asn_mime.c
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Diffstat (limited to 'main/openssl/crypto/asn1/asn_mime.c')
-rw-r--r--main/openssl/crypto/asn1/asn_mime.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/main/openssl/crypto/asn1/asn_mime.c b/main/openssl/crypto/asn1/asn_mime.c
index c1d1b122..54a704a9 100644
--- a/main/openssl/crypto/asn1/asn_mime.c
+++ b/main/openssl/crypto/asn1/asn_mime.c
@@ -377,8 +377,12 @@ static int asn1_output_data(BIO *out, BIO *data, ASN1_VALUE *val, int flags,
BIO *tmpbio;
const ASN1_AUX *aux = it->funcs;
ASN1_STREAM_ARG sarg;
+ int rv = 1;
- if (!(flags & SMIME_DETACHED))
+ /* If data is not deteched or resigning then the output BIO is
+ * already set up to finalise when it is written through.
+ */
+ if (!(flags & SMIME_DETACHED) || (flags & PKCS7_REUSE_DIGEST))
{
SMIME_crlf_copy(data, out, flags);
return 1;
@@ -405,7 +409,7 @@ static int asn1_output_data(BIO *out, BIO *data, ASN1_VALUE *val, int flags,
/* Finalize structure */
if (aux->asn1_cb(ASN1_OP_DETACHED_POST, &val, it, &sarg) <= 0)
- return 0;
+ rv = 0;
/* Now remove any digests prepended to the BIO */
@@ -416,7 +420,7 @@ static int asn1_output_data(BIO *out, BIO *data, ASN1_VALUE *val, int flags,
sarg.ndef_bio = tmpbio;
}
- return 1;
+ return rv;
}
@@ -486,9 +490,9 @@ ASN1_VALUE *SMIME_read_ASN1(BIO *bio, BIO **bcont, const ASN1_ITEM *it)
if(strcmp(hdr->value, "application/x-pkcs7-signature") &&
strcmp(hdr->value, "application/pkcs7-signature")) {
- sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
ASN1err(ASN1_F_SMIME_READ_ASN1,ASN1_R_SIG_INVALID_MIME_TYPE);
ERR_add_error_data(2, "type: ", hdr->value);
+ sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
sk_BIO_pop_free(parts, BIO_vfree);
return NULL;
}
@@ -801,7 +805,7 @@ static MIME_HEADER *mime_hdr_new(char *name, char *value)
if(name) {
if(!(tmpname = BUF_strdup(name))) return NULL;
for(p = tmpname ; *p; p++) {
- c = *p;
+ c = (unsigned char)*p;
if(isupper(c)) {
c = tolower(c);
*p = c;
@@ -811,7 +815,7 @@ static MIME_HEADER *mime_hdr_new(char *name, char *value)
if(value) {
if(!(tmpval = BUF_strdup(value))) return NULL;
for(p = tmpval ; *p; p++) {
- c = *p;
+ c = (unsigned char)*p;
if(isupper(c)) {
c = tolower(c);
*p = c;
@@ -835,7 +839,7 @@ static int mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value)
tmpname = BUF_strdup(name);
if(!tmpname) return 0;
for(p = tmpname ; *p; p++) {
- c = *p;
+ c = (unsigned char)*p;
if(isupper(c)) {
c = tolower(c);
*p = c;
@@ -858,12 +862,17 @@ static int mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value)
static int mime_hdr_cmp(const MIME_HEADER * const *a,
const MIME_HEADER * const *b)
{
+ if (!(*a)->name || !(*b)->name)
+ return !!(*a)->name - !!(*b)->name;
+
return(strcmp((*a)->name, (*b)->name));
}
static int mime_param_cmp(const MIME_PARAM * const *a,
const MIME_PARAM * const *b)
{
+ if (!(*a)->param_name || !(*b)->param_name)
+ return !!(*a)->param_name - !!(*b)->param_name;
return(strcmp((*a)->param_name, (*b)->param_name));
}