liboscore-cryptobackend 0.2.7

An implementation of libOSCORE's cryptographic primitives backend based on Rust implementations
Documentation 
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language = "C"

# The include guard would come after the header, so we have to do it manually there
# include_guard = "LIBOSCORE_CRYPTOBACKEND_OSCORE_NATIVE_CRYPTO_TYPE_H"
no_includes = true
# Same: used already in the header.
# sys_includes = ["stdint.h", "stddef.h"]

# For the above reasons, and because liboscore-msgbackend also manages, this should go away.
header = """
#ifndef LIBOSCORE_CRYPTOBACKEND_OSCORE_NATIVE_CRYPTO_TYPE_H
#define LIBOSCORE_CRYPTOBACKEND_OSCORE_NATIVE_CRYPTO_TYPE_H

#include <stdint.h>
#include <stddef.h>

#define OSCORE_CRYPTO_AEAD_IV_MAXLEN ((size_t)13)
#define OSCORE_CRYPTO_AEAD_KEY_MAXLEN ((size_t)32)

typedef uint32_t oscore_crypto_hkdfalg_t;

struct oscore_crypto_aead_encryptstate_t {
    uint64_t padding[64];
};

struct oscore_crypto_aead_decryptstate_t {
    uint64_t padding[64];
};
"""
trailer = """
#endif /* LIBOSCORE_CRYPTOBACKEND_OSCORE_NATIVE_CRYPTO_TYPE_H */
"""

# If `type oscore_..._foo = Foo` could be made no_mangle, this could do away with the need for below export.rename 
# [export]
# prefix = "liboscore_cryptobackend_aead_"

[export]
item_types = ["structs", "typedefs", "enums", "constants", "opaque"]

[export.rename]
"Algorithm" = "oscore_crypto_aeadalg_t"
"CryptoErr" = "oscore_cryptoerr_t"
"DecryptState" = "oscore_crypto_aead_decryptstate_t"
"EncryptState" = "oscore_crypto_aead_encryptstate_t"

# Could this allow repr(C) on EncryptState?
#[parse]
#parse_deps = true