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mbedtls_x509write_crt_der() function
Write a built up certificate to a X509 DER structure Note: data is written at the end of the buffer! Use the return value to determine where you should start using the buffer
Syntax
Implemented in ![]()
x509write_crt.c:419
Return value
length of data written if successful, or a specific error code
Notes
\p f_rng is used for the signature operation.
Related Functions
Found 20 other functions taking a ![]()
mbedtls_x509write_cert
argument:
Function
Description
Generic function to add to or replace an extension in the CRT
Set Subject Alternative Name
Initialize a CRT writing context
Set the version for a Certificate Default: MBEDTLS_X509_CRT_VERSION_3
Set the serial number for a Certificate.
Set the validity period for a Certificate Timestamps should be in string format for UTC timezone i.e. "YYYYMMDDhhmmss" e.g. "20131231235959" for December 31st 2013 at 23:59:59
Set the issuer name for a Certificate Issuer names should contain a comma-separated list of OID types and values: e.g. "C=UK,O=ARM,CN=Mbed TLS CA"
Set the subject name for a Certificate Subject names should contain a comma-separated list of OID types and values: e.g. "C=UK,O=ARM,CN=Mbed TLS Server 1"
Set the subject public key for the certificate
Set the issuer key used for signing the certificate
Set the MD algorithm to use for the signature (e.g. MBEDTLS_MD_SHA1)
Set the basicConstraints extension for a CRT
Set the subjectKeyIdentifier extension for a CRT Requires that mbedtls_x509write_crt_set_subject_key() has been called before
Set the authorityKeyIdentifier extension for a CRT Requires that mbedtls_x509write_crt_set_issuer_key() has been called before
Set the Key Usage Extension flags (e.g. MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_KEY_CERT_SIGN)
Set the Extended Key Usage Extension (e.g. MBEDTLS_OID_SERVER_AUTH)
Set the Netscape Cert Type flags (e.g. MBEDTLS_X509_NS_CERT_TYPE_SSL_CLIENT | MBEDTLS_X509_NS_CERT_TYPE_EMAIL)
Free the contents of a CRT write context
Write a built up certificate to a X509 PEM string
References
Code
Location
Referrer
Call Tree
mbedtls_x509write_crt_der() is called by 1 function and calls 15 functions:
Data Use
mbedtls_x509write_crt_der() reads 13 variables: