src/OpenSSL/crypto.py
def load_pkcs7_data(type, buffer):
    """
    Load pkcs7 data from the string *buffer* encoded with the type
    *type*.

    :param type: The file type (one of FILETYPE_PEM or FILETYPE_ASN1)
    :param buffer: The buffer with the pkcs7 data.
    :return: The PKCS7 object
    """
    if isinstance(buffer, _text_type):
        buffer = buffer.encode("ascii")

    bio = _new_mem_buf(buffer)

    if type == FILETYPE_PEM:
        pkcs7 = _lib.PEM_read_bio_PKCS7(bio, _ffi.NULL, _ffi.NULL, _ffi.NULL)
    elif type == FILETYPE_ASN1:
        pkcs7 = _lib.d2i_PKCS7_bio(bio, _ffi.NULL)
    else:
        raise ValueError("type argument must be FILETYPE_PEM or FILETYPE_ASN1")

    if pkcs7 == _ffi.NULL:
        _raise_current_error()

    pypkcs7 = PKCS7.__new__(PKCS7)
    pypkcs7._pkcs7 = _ffi.gc(pkcs7, _lib.PKCS7_free)
    return pypkcs7
def load_pkcs7_data(type, buffer):
    """
    Load pkcs7 data from the string *buffer* encoded with the type
    *type*.

    :param type: The file type (one of FILETYPE_PEM or FILETYPE_ASN1)
    :param buffer: The buffer with the pkcs7 data.
    :return: The PKCS7 object
    """
    if isinstance(buffer, _text_type):
        buffer = buffer.encode("ascii")

    bio = _new_mem_buf(buffer)

    if type == FILETYPE_PEM:
        pkcs7 = _lib.PEM_read_bio_PKCS7(bio, _ffi.NULL, _ffi.NULL, _ffi.NULL)
    elif type == FILETYPE_ASN1:
        pkcs7 = _lib.d2i_PKCS7_bio(bio, _ffi.NULL)
    else:
        raise ValueError("type argument must be FILETYPE_PEM or FILETYPE_ASN1")

    if pkcs7 == _ffi.NULL:
        _raise_current_error()

    pypkcs7 = PKCS7.__new__(PKCS7)
    pypkcs7._pkcs7 = _ffi.gc(pkcs7, _lib.PKCS7_free)
    return pypkcs7
Load pkcs7 data from the string *buffer* encoded with the type
    *type*.

    :param type: The file type (one of FILETYPE_PEM or FILETYPE_ASN1)
    :param buffer: The buffer with the pkcs7 data.
    :return: The PKCS7 object