udif_token Struct Reference

Serialized token container with optional envelope protection. More...

#include <udif.h>

Data Fields
uint8_t	signature [UDIF_ASYMMETRIC_SIGNATURE_SIZE]
uint8_t	payload [UDIF_CAPABILITY_TOKEN_MAX_SIZE]
uint8_t	chash [UDIF_CRYPTO_HASH_SIZE]
udif_token_header	head
udif_identity_id	subject
udif_capability_mask	caps
udif_permission_mask	perms
uint32_t	paylen

Detailed Description

Serialized token container with optional envelope protection.

If kem != udif_kem_none, the payload is a KEM-enveloped blob; otherwise it is plaintext with a signature/MAC, depending on policy.

Field Documentation

caps

udif_capability_mask caps

Capabilities conveyed (if applicable)

chash

uint8_t chash[UDIF_CRYPTO_HASH_SIZE]

Canonical token hash

head

udif_token_header head

Common token header

paylen

uint32_t paylen

Payload length in bytes

payload

uint8_t payload[UDIF_CAPABILITY_TOKEN_MAX_SIZE]

Serialized payload (claims subset, attestations, etc.)

perms

udif_permission_mask perms

Permissions conveyed (if applicable)

signature

uint8_t signature[UDIF_ASYMMETRIC_SIGNATURE_SIZE]

Issuer signature over token

subject

udif_identity_id subject

Subject to whom the token applies

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The documentation for this struct was generated from the following file:

• C:/Users/stepp/Documents/Visual Studio 2022/Projects/C/UDIF/UDIF/udif.h