| #ifndef _GPXE_ASN1_H |
| #define _GPXE_ASN1_H |
| |
| /** @file |
| * |
| * ASN.1 encoding |
| * |
| */ |
| |
| FILE_LICENCE ( GPL2_OR_LATER ); |
| |
| #define ASN1_INTEGER 0x02 |
| #define ASN1_BIT_STRING 0x03 |
| #define ASN1_OCTET_STRING 0x04 |
| #define ASN1_NULL 0x05 |
| #define ASN1_OID 0x06 |
| #define ASN1_SEQUENCE 0x30 |
| #define ASN1_IP_ADDRESS 0x40 |
| #define ASN1_EXPLICIT_TAG 0xa0 |
| |
| /** |
| * A DER-encoded ASN.1 object cursor |
| */ |
| struct asn1_cursor { |
| /** Start of data */ |
| void *data; |
| /** Length of data */ |
| size_t len; |
| }; |
| |
| extern int asn1_enter ( struct asn1_cursor *cursor, unsigned int type ); |
| extern int asn1_skip ( struct asn1_cursor *cursor, unsigned int type ); |
| |
| #endif /* _GPXE_ASN1_H */ |