SMIME_READ_ASN1(3ssl) OpenSSL SMIME_READ_ASN1(3ssl) SMIME_read_ASN1_ex, SMIME_read_ASN1 - S/MIME #include ASN1_VALUE *SMIME_read_ASN1_ex(BIO *in, int flags, BIO **bcont, const ASN1_ITEM *it, ASN1_VALUE **x, OSSL_LIB_CTX *libctx, const char *propq); ASN1_VALUE *SMIME_read_ASN1(BIO *in, BIO **bcont, const ASN1_ITEM *it); SMIME_read_ASN1_ex() S/MIME. in BIO . flags CMS_BINARY . SMIME_ASCIICRLF CR LF LF . x it ASN1_VALUE ( CMS_ContentInfo PKCS7) NULL. ASN.1 it ASN1_ITEM_rptr(PKCS7) ASN1_ITEM_rptr(CMS_ContentInfo). OSSL_LIB_CTX libctx propq. "ALGORITHM FETCHING" crypto(7) . bio *bcont *bcont NULL. ASN1_VALUE NULL . SMIME_read_ASN1() SMIME_read_ASN1_ex() x NULL flags 0. SMIME_read_CMS_ex(3) SMIME_read_PKCS7_ex(3) SMIME_read_ASN1_ex(). bcont NULL *bcont NULL. MIME SMIME_read_ASN1_ex() . S/MIME . BIO : . SMIME_read_ASN1_ex() SMIME_read_ASN1() ASN1_VALUE NULL . ERR_get_error(3). ERR_get_error(3), SMIME_read_CMS_ex(3), SMIME_read_PKCS7_ex(3), SMIME_write_ASN1(3), SMIME_write_ASN1_ex(3) SMIME_read_ASN1_ex() OpenSSL 3.0. 2020-2021 OpenSSL. . Apache 2.0 ( ""). . LICENSE . 3 . . : . 3.6.2 7 2026 SMIME_READ_ASN1(3ssl)