root_setup.c File Reference

Root certificate parser and downloader.

Copyright (c) 2017-2018 Microchip Technology Inc. and its subsidiaries.

#include "crypto/crypto_api.h"
#include "root_setup.h"
#include "programmer/programmer.h"
#include "pem.h"

Data Structures
struct	tstrRootCertEcdsaKeyInfo
struct	tstrRootCertEntryHeader
struct	tstrRootCertFlashHeader
struct	tstrRootCertPubKeyInfo
struct	tstrRootCertRsaKeyInfo

Macros
#define	ROOT_CERT_FLASH_EMPTY_PATTERN
#define	ROOT_CERT_FLASH_START_PATTERN
#define	ROOT_CERT_FLASH_START_PATTERN_LENGTH   16
#define	ROOT_CERT_FLASH_START_PATTERN_V0

Enumerations
enum	tenuRootCertPubKeyType {   ROOT_CERT_PUBKEY_RSA = 1,   ROOT_CERT_PUBKEY_ECDSA = 2 }

Functions
static int	GetRootCertificate (uint8 *pu8RootCert, uint32 u32RootCertSz, txtrX509CertInfo *pstrX509)
static sint8	UpdateRootList (txtrX509CertInfo *pstrRootCert)
static uint16	writeRootCertEntry (uint8 *pu8WriteBuff, txtrX509CertInfo *pstrRootCert)
int	WriteRootCertificate (uint8 *pu8RootCert, uint32 u32RootCertSz)

#define ROOT_CERT_FLASH_EMPTY_PATTERN

Value:

{\
    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, \
    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF  \
}

Referenced by UpdateRootList().

#define ROOT_CERT_FLASH_START_PATTERN

Value:

{\
    0x11, 0xF1, 0x12, 0xF2, 0x13, 0xF3, 0x14, 0xF4, \
    0x15, 0xF5, 0x16, 0xF6, 0x17, 0xF7, 0x18, 0xF8  \
}

Referenced by UpdateRootList().

#define ROOT_CERT_FLASH_START_PATTERN_LENGTH   16

Referenced by UpdateRootList().

#define ROOT_CERT_FLASH_START_PATTERN_V0

Value:

{\
    0x01, 0xF1, 0x02, 0xF2, 0x03, 0xF3, 0x04, 0xF4, \
    0x05, 0xF5, 0x06, 0xF6, 0x07, 0xF7, 0x08, 0xF8  \
}

enum tenuRootCertPubKeyType

Enumerator
ROOT_CERT_PUBKEY_RSA
ROOT_CERT_PUBKEY_ECDSA

static int GetRootCertificate ( uint8 *  pu8RootCert, uint32  u32RootCertSz, txtrX509CertInfo *  pstrX509  )

static

References tstrX509Name::acCmnName, CryptoX509CertDecode(), DecodeX509Certificate(), M2M_SUCCESS, and txtrX509CertInfo::strSubject.

Referenced by WriteRootCertificate().

static sint8 UpdateRootList ( txtrX509CertInfo *  pstrRootCert )

static

References tstrX509Name::au8NameSHA1, tstrRootCertEntryHeader::au8SHA1NameHash, tstrRootCertFlashHeader::au8StartPattern, gau8CertMem, m2m_memcmp(), m2m_memcpy(), M2M_TLS_ROOTCER_FLASH_SIZE, ROOT_CERT_FLASH_EMPTY_PATTERN, ROOT_CERT_FLASH_START_PATTERN, ROOT_CERT_FLASH_START_PATTERN_LENGTH, ROOT_CERT_PUBKEY_RSA, tstrRootCertPubKeyInfo::strEcsdaKeyInfo, tstrRootCertEntryHeader::strPubKey, tstrRootCertPubKeyInfo::strRsaKeyInfo, txtrX509CertInfo::strSubject, tstrRootCertRsaKeyInfo::u16ESz, tstrRootCertEcdsaKeyInfo::u16KeySz, tstrRootCertRsaKeyInfo::u16NSz, tstrRootCertFlashHeader::u32nCerts, tstrRootCertPubKeyInfo::u32PubKeyType, WORD_ALIGN, and writeRootCertEntry().

Referenced by WriteRootCertificate().

static uint16 writeRootCertEntry ( uint8 *  pu8WriteBuff, txtrX509CertInfo *  pstrRootCert  )

static

References tstrECDSAPubKey::au8EcPoint, tstrX509Name::au8NameSHA1, tstrRootCertEntryHeader::au8SHA1NameHash, CRYPTO_SHA1_DIGEST_SIZE, tstrX509CertPublicKey::enuCertKeyType, m2m_memcpy(), m2m_memset(), NULL, tstrRSAPubKey::pu8E, tstrRSAPubKey::pu8N, ROOT_CERT_PUBKEY_ECDSA, ROOT_CERT_PUBKEY_RSA, tstrX509CertPublicKey::strEcdsaPub, tstrRootCertPubKeyInfo::strEcsdaKeyInfo, tstrRootCertEntryHeader::strExpDate, txtrX509CertInfo::strExpiryDate, tstrRootCertEntryHeader::strPubKey, txtrX509CertInfo::strPubKey, tstrRootCertPubKeyInfo::strRsaKeyInfo, tstrX509CertPublicKey::strRsaPub, tstrRootCertEntryHeader::strStartDate, txtrX509CertInfo::strStartDate, txtrX509CertInfo::strSubject, tstrRootCertEcdsaKeyInfo::u16CurveID, tstrECDSAPubKey::u16CurveID, tstrECDSAPubKey::u16EcPointSz, tstrRSAPubKey::u16ESize, tstrRootCertRsaKeyInfo::u16ESz, tstrRootCertEcdsaKeyInfo::u16KeySz, tstrRSAPubKey::u16NSize, tstrRootCertRsaKeyInfo::u16NSz, tstrRootCertPubKeyInfo::u32PubKeyType, WORD_ALIGN, X509_CERT_PUBKEY_ECDSA, and X509_CERT_PUBKEY_RSA.

Referenced by UpdateRootList().

int WriteRootCertificate	(	uint8 *	pu8RootCert,
		uint32	u32RootCertSz
	)

References CryptoX509DeleteContext(), gau8CertMem, GetRootCertificate(), M2M_SUCCESS, M2M_TLS_ROOTCER_FLASH_SIZE, nm_bsp_sleep(), programmer_erase_root_cert, programmer_read_root_cert, programmer_write_root_cert, and UpdateRootList().

Referenced by burn_certificates().