Module content_type 

RFC 7030 MIME content types for EST operations.

Defines the standard Content-Type values used in EST HTTP requests and responses. Media type registrations follow:

• RFC 5967 (application/pkcs10)
• RFC 5958 (application/pkcs8)
• RFC 2311 / RFC 8551 (application/pkcs7-mime)

Constants

APPLICATION_PKCS10_SMIME

PKCS#10 CSR with S/MIME type parameter per RFC 5967 §2.

CMC_REQUEST

CMC request/response (DER-encoded, base64-wrapped).

CMC_RESPONSE

CSRATTRS

CSR attributes structure (DER-encoded, base64-wrapped).

DEFAULT_BOUNDARY

Default boundary string for multipart/mixed responses.

MULTIPART_MIXED

Multipart MIME container for /serverkeygen responses.

PKCS8

PKCS#8 private key (DER-encoded, base64-wrapped).

PKCS7_CERTS_ONLY

PKCS#7 with smimeType=certs-only parameter.

PKCS7_MIME

PKCS#7 certificates-only message (DER-encoded, base64-wrapped).

PKCS10

PKCS#10 certificate signing request (DER-encoded, base64-wrapped).

Functions

multipart_content_type

Constructs a multipart/mixed Content-Type header with custom boundary.

validate_content_type

Validates a Content-Type header value against an expected EST media type.