openssl/crypto/der_writer.c

16 static int int_start_context(WPACKET *pkt, int tag)
18     if (tag < 0)
20     if (!ossl_assert(tag <= 30))
25 static int int_end_context(WPACKET *pkt, int tag)
32      * anything was written, and only write our tag if it has.
37     if (tag < 0)
39     if (!ossl_assert(tag <= 30))
43     tag |= DER_F_CONSTRUCTED | DER_C_CONTEXT;
48         && (size1 == size2 || WPACKET_put_bytes_u8(pkt, tag));
51 int ossl_DER_w_precompiled(WPACKET *pkt, int tag,
55     return int_start_context(pkt, tag)
57         && int_end_context(pkt, tag);
60 int ossl_DER_w_boolean(WPACKET *pkt, int tag, int b)
62     return int_start_context(pkt, tag)
67         && int_end_context(pkt, tag);
70 int ossl_DER_w_octet_string(WPACKET *pkt, int tag,
73     return int_start_context(pkt, tag)
78         && int_end_context(pkt, tag);
81 int ossl_DER_w_octet_string_uint32(WPACKET *pkt, int tag, uint32_t value)
90     return ossl_DER_w_octet_string(pkt, tag, tmp, sizeof(tmp));
93 static int int_der_w_integer(WPACKET *pkt, int tag,
100     return int_start_context(pkt, tag)
106         && int_end_context(pkt, tag);
128 int ossl_DER_w_uint32(WPACKET *pkt, int tag, uint32_t v)
130     return int_der_w_integer(pkt, tag, int_put_bytes_uint32, &v);
151 int ossl_DER_w_bn(WPACKET *pkt, int tag, const BIGNUM *v)
156         return ossl_DER_w_uint32(pkt, tag, 0);
158     return int_der_w_integer(pkt, tag, int_put_bytes_bn, v);
161 int ossl_DER_w_null(WPACKET *pkt, int tag)
163     return int_start_context(pkt, tag)
167         && int_end_context(pkt, tag);
171 int ossl_DER_w_begin_sequence(WPACKET *pkt, int tag)
173     return int_start_context(pkt, tag)
177 int ossl_DER_w_end_sequence(WPACKET *pkt, int tag)
184      * anything was written, and only write our tag if it has.
188      * have an erroneous context tag.
198         && int_end_context(pkt, tag);