Crate noxtls_pem 

PEM encoding and decoding helpers for certificates, keys, and generic DER payloads.

Supports no_std builds with alloc and optional std helpers for filesystem I/O.

Functions

certificate_chain_pem_to_der_blocks

Parses all PEM CERTIFICATE blocks into DER bytes.

certificate_der_to_pem

Converts certificate DER bytes into PEM CERTIFICATE armor.

certificate_pem_to_der

Parses one PEM CERTIFICATE block into DER bytes.

der_to_file

Writes raw DER bytes to a file path.

der_to_pem

Converts DER bytes into PEM armor with caller-provided label.

der_to_pem_file

Encodes DER as PEM and writes it to a file path.

ec_private_key_der_to_pem_sec1

Converts SEC1 EC private-key DER bytes into PEM armor.

ec_private_key_pem_to_der_sec1

Parses one PEM SEC1 EC private-key block into DER bytes.

pem_file_to_der

Reads one PEM block from file and decodes DER payload for label.

pem_file_to_der_blocks

Reads all matching PEM blocks from file and decodes DER payloads for label.

pem_to_der

Parses PEM armor into DER bytes and verifies expected label markers.

pem_to_der_blocks

Parses all PEM blocks matching label into DER payload bytes.

private_key_der_to_pem_pkcs8

Converts PKCS#8 private-key DER bytes into PEM armor.

private_key_pem_to_der_pkcs8

Parses one PEM PKCS#8 private-key block into DER bytes.

public_key_der_to_pem_spki

Converts SubjectPublicKeyInfo DER bytes into PEM armor.

public_key_pem_to_der_spki

Parses one PEM SPKI public-key block into DER bytes.

rsa_private_key_der_to_pem_pkcs1

Converts PKCS#1 RSA private-key DER bytes into PEM armor.

rsa_private_key_pem_to_der_pkcs1

Parses one PEM PKCS#1 RSA private-key block into DER bytes.

rsa_public_key_der_to_pem_pkcs1

Converts PKCS#1 RSA public-key DER bytes into PEM armor.

rsa_public_key_pem_to_der_pkcs1

Parses one PEM PKCS#1 RSA public-key block into DER bytes.