Crypto.h File Reference

#include "Types.h"

Go to the source code of this file.

Enumerations
enum	DynXXCryptoRSAPadding {   DynXXCryptoRSAPaddingPKCS1 = 1 , DynXXCryptoRSAPaddingSSLV23 = 2 , DynXXCryptoRSAPaddingNO = 3 , DynXXCryptoRSAPaddingPKCS1_OAEP = 4 ,   DynXXCryptoRSAPaddingX931 = 5 , DynXXCryptoRSAPaddingPKCS1_PSS = 6 }
	RSA padding. More...

Functions
DYNXX_EXTERN_C_BEGIN const byte *	dynxx_crypto_rand (size_t len)
	Generate random bytes.
const byte *	dynxx_crypto_aes_encrypt (const byte *inBytes, size_t inLen, const byte *keyBytes, size_t keyLen, DYNXX_OUT size_t *outLen)
	AES Encrypt.
const byte *	dynxx_crypto_aes_decrypt (const byte *inBytes, size_t inLen, const byte *keyBytes, size_t keyLen, DYNXX_OUT size_t *outLen)
	AES Decrypt.
const byte *	dynxx_crypto_aes_gcm_encrypt (const byte *inBytes, size_t inLen, const byte *keyBytes, size_t keyLen, const byte *initVectorBytes, size_t initVectorLen, const byte *aadBytes, size_t aadLen, size_t tagBits, DYNXX_OUT size_t *outLen)
	AES GCM Encrypt.
const byte *	dynxx_crypto_aes_gcm_decrypt (const byte *inBytes, size_t inLen, const byte *keyBytes, size_t keyLen, const byte *initVectorBytes, size_t initVectorLen, const byte *aadBytes, size_t aadLen, size_t tagBits, DYNXX_OUT size_t *outLen)
	AES GCM Decrypt.
const char *	dynxx_crypto_rsa_gen_key (const char *base64, bool isPublic)
const byte *	dynxx_crypto_rsa_encrypt (const byte *inBytes, size_t inLen, const byte *keyBytes, size_t keyLen, DynXXCryptoRSAPadding padding, DYNXX_OUT size_t *outLen)
	RSA Encrypt.
const byte *	dynxx_crypto_rsa_decrypt (const byte *inBytes, size_t inLen, const byte *keyBytes, size_t keyLen, DynXXCryptoRSAPadding padding, DYNXX_OUT size_t *outLen)
	RSA Decrypt.
const byte *	dynxx_crypto_hash_md5 (const byte *inBytes, size_t inLen, DYNXX_OUT size_t *outLen)
	MD5 hash.
const byte *	dynxx_crypto_hash_sha1 (const byte *inBytes, size_t inLen, DYNXX_OUT size_t *outLen)
	SHA1.
const byte *	dynxx_crypto_hash_sha256 (const byte *inBytes, size_t inLen, DYNXX_OUT size_t *outLen)
	SHA256.
const byte *	dynxx_crypto_base64_encode (const byte *inBytes, size_t inLen, bool noNewLines, DYNXX_OUT size_t *outLen)
	Base64 encode.
const byte *	dynxx_crypto_base64_decode (const byte *inBytes, size_t inLen, bool noNewLines, DYNXX_OUT size_t *outLen)
	Base64 decode.

Enumeration Type Documentation

DynXXCryptoRSAPadding

enum DynXXCryptoRSAPadding

RSA padding.

Enumerator
DynXXCryptoRSAPaddingPKCS1
DynXXCryptoRSAPaddingSSLV23
DynXXCryptoRSAPaddingNO
DynXXCryptoRSAPaddingPKCS1_OAEP
DynXXCryptoRSAPaddingX931
DynXXCryptoRSAPaddingPKCS1_PSS

Function Documentation

dynxx_crypto_aes_decrypt()

const byte * dynxx_crypto_aes_decrypt	(	const byte *	inBytes,
		size_t	inLen,
		const byte *	keyBytes,
		size_t	keyLen,
		DYNXX_OUT size_t *	outLen
	)

AES Decrypt.

Parameters

inBytes	input bytes data
inLen	input bytes length
keyBytes	key bytes data
keyLen	key bytes length（MUST BE 16/24/32!!）
outLen	a pointer to read output bytes length

Returns

output bytes data（ALIGNED ON A 16 BYTE BOUNDARY!!）

dynxx_crypto_aes_encrypt()

const byte * dynxx_crypto_aes_encrypt	(	const byte *	inBytes,
		size_t	inLen,
		const byte *	keyBytes,
		size_t	keyLen,
		DYNXX_OUT size_t *	outLen
	)

AES Encrypt.

Parameters

inBytes	input bytes data
inLen	input bytes length
keyBytes	key bytes data
keyLen	key bytes length（MUST BE 16/24/32!!）
outLen	a pointer to read output bytes length

Returns

output bytes data（ALIGNED ON A 16 BYTE BOUNDARY!!）

dynxx_crypto_aes_gcm_decrypt()

const byte * dynxx_crypto_aes_gcm_decrypt	(	const byte *	inBytes,
		size_t	inLen,
		const byte *	keyBytes,
		size_t	keyLen,
		const byte *	initVectorBytes,
		size_t	initVectorLen,
		const byte *	aadBytes,
		size_t	aadLen,
		size_t	tagBits,
		DYNXX_OUT size_t *	outLen
	)

AES GCM Decrypt.

Parameters

inBytes	bytes data to be decrypt（with a tag on tail）
inLen	bytes length to be decrypt（include the tag）
keyBytes	key bytes data
keyLen	key bytes length（MUST BE 16/24/32!!）
initVectorBytes	initVector bytes data
initVectorLen	initVector bytes length（MUST BE 12!!）
aadBytes	Additional Authentication Data (AAD) bytes（Can be nullptr）
aadLen	Additional Authentication Data (AAD) length（Must <= 16）
tagBits	tag bits length（MUST BE 96/104/112/120/128!!）
outLen	output bytes length（Not include the tag）

Returns

output bytes data（No tag on tail）

dynxx_crypto_aes_gcm_encrypt()

const byte * dynxx_crypto_aes_gcm_encrypt	(	const byte *	inBytes,
		size_t	inLen,
		const byte *	keyBytes,
		size_t	keyLen,
		const byte *	initVectorBytes,
		size_t	initVectorLen,
		const byte *	aadBytes,
		size_t	aadLen,
		size_t	tagBits,
		DYNXX_OUT size_t *	outLen
	)

AES GCM Encrypt.

Parameters

inBytes	bytes data to be encrypt
inLen	bytes length to be encrypt
keyBytes	key bytes data
keyLen	key bytes length（MUST BE 16/24/32!!）
initVectorBytes	initVector bytes data
initVectorLen	initVector bytes length（MUST BE 12!!）
tagBits	tag bits length（MUST BE 96/104/112/120/128!!）
aadBytes	Additional Authentication Data (AAD) bytes（Can be nullptr）
aadLen	Additional Authentication Data (AAD) length（Must <= 16）
outLen	output bytes length（include the tag）

Returns

output bytes data（With a tag on tail）

dynxx_crypto_base64_decode()

const byte * dynxx_crypto_base64_decode	(	const byte *	inBytes,
		size_t	inLen,
		bool	noNewLines,
		DYNXX_OUT size_t *	outLen
	)

Base64 decode.

Parameters

inBytes	input bytes data
inLen	input bytes length
noNewLines	whether to add newlines
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_base64_encode()

const byte * dynxx_crypto_base64_encode	(	const byte *	inBytes,
		size_t	inLen,
		bool	noNewLines,
		DYNXX_OUT size_t *	outLen
	)

Base64 encode.

Parameters

inBytes	input bytes data
inLen	input bytes length
noNewLines	whether to add newlines
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_hash_md5()

const byte * dynxx_crypto_hash_md5	(	const byte *	inBytes,
		size_t	inLen,
		DYNXX_OUT size_t *	outLen
	)

MD5 hash.

Parameters

inBytes	input bytes data
inLen	input bytes length
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_hash_sha1()

const byte * dynxx_crypto_hash_sha1	(	const byte *	inBytes,
		size_t	inLen,
		DYNXX_OUT size_t *	outLen
	)

SHA1.

Parameters

inBytes	input bytes data
inLen	input bytes length
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_hash_sha256()

const byte * dynxx_crypto_hash_sha256	(	const byte *	inBytes,
		size_t	inLen,
		DYNXX_OUT size_t *	outLen
	)

SHA256.

Parameters

inBytes	input bytes data
inLen	input bytes length
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_rand()

DYNXX_EXTERN_C_BEGIN const byte * dynxx_crypto_rand

(

size_t

len

)

Generate random bytes.

Parameters

len	bytes length

Returns

output bytes

dynxx_crypto_rsa_decrypt()

const byte * dynxx_crypto_rsa_decrypt	(	const byte *	inBytes,
		size_t	inLen,
		const byte *	keyBytes,
		size_t	keyLen,
		DynXXCryptoRSAPadding	padding,
		DYNXX_OUT size_t *	outLen
	)

RSA Decrypt.

Parameters

inBytes	input bytes data
inLen	input bytes length
keyBytes	Private-Key bytes data
keyLen	Private-Key bytes length
padding	see DynXXCryptoRSAPadding
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_rsa_encrypt()

const byte * dynxx_crypto_rsa_encrypt	(	const byte *	inBytes,
		size_t	inLen,
		const byte *	keyBytes,
		size_t	keyLen,
		DynXXCryptoRSAPadding	padding,
		DYNXX_OUT size_t *	outLen
	)

RSA Encrypt.

Parameters

inBytes	input bytes data
inLen	input bytes length
keyBytes	Public-Key bytes data
keyLen	Public-Key bytes length
padding	see DynXXCryptoRSAPadding
outLen	a pointer to read output bytes length

Returns

output bytes data

dynxx_crypto_rsa_gen_key()

const char * dynxx_crypto_rsa_gen_key	(	const char *	base64,
		bool	isPublic
	)