OpenSSL Manual pages for libcrypto functions

Mon Jun 11 12:20:07 JST 2012

Introduction

The OpenSSL crypto library implements a wide range of cryptographic algorithms. The library functions are used by OpenSSL implementations of SSL, TLS and S/MIME. In addition, they are used in well-known software such as SSH, OpenPGP, and others.

Alphabetical Listing

Below is the list of available manual pages, sorted alphabetically for a quick lookup.

1	ASN1_generate_nconf	ASN1 generation functions
2	ASN1_OBJECT_new	ASN1 object allocation functions
3	ASN1_STRING_length	ASN1_STRING utility functions
4	ASN1_STRING_new	ASN1_STRING allocation functions
5	ASN1_STRING_print_ex	ASN1_STRING output routines.
6	BIO_ctrl	BIO control operations
7	BIO_f_base64	base64 BIO filter
8	BIO_f_buffer	buffering BIO
9	BIO_f_cipher	cipher BIO filter
10	BIO_find_type	BIO chain traversal
11	BIO_f_md	message digest BIO filter
12	BIO_f_null	null filter
13	BIO_f_ssl	SSL BIO
14	bio	I/O abstraction
15	BIO_new_CMS	CMS streaming filter BIO
16	BIO_new	BIO allocation and freeing functions
17	BIO_push	add and remove BIOs from a chain.
18	BIO_read	BIO I/O functions
19	BIO_s_accept	accept BIO
20	BIO_s_bio	BIO pair BIO
21	BIO_s_connect	connect BIO
22	BIO_set_callback	BIO callback functions
23	BIO_s_fd	file descriptor BIO
24	BIO_s_file	FILE bio
25	BIO_should_retry	BIO retry functions
26	BIO_s_mem	memory BIO
27	BIO_s_null	null data sink
28	BIO_s_socket	socket BIO
29	blowfish	Blowfish encryption
30	BN_add	arithmetic operations on BIGNUMs
31	BN_add_word	arithmetic functions on BIGNUMs with integers
32	BN_BLINDING_new	blinding related BIGNUM functions.
33	BN_bn2bin	format conversions
34	BN_cmp	BIGNUM comparison and test functions
35	BN_copy	copy BIGNUMs
36	BN_CTX_new	allocate and free BN_CTX structures
37	BN_CTX_start	use temporary BIGNUM variables
38	BN_generate_prime	generate primes and test for primality
39	bn	multiprecision integer arithmetics
40	bn_internal	BIGNUM library internal functions
41	BN_mod_inverse	compute inverse modulo n
42	BN_mod_mul_montgomery	Montgomery multiplication
43	BN_mod_mul_reciprocal	modular multiplication using reciprocal
44	BN_new	allocate and free BIGNUMs
45	BN_num_bytes	get BIGNUM size
46	BN_rand	generate pseudo-random number
47	BN_set_bit	bit operations on BIGNUMs
48	BN_swap	exchange BIGNUMs
49	BN_zero	BIGNUM assignment operations
50	buffer	simple character arrays structure
51	CMS_add0_cert	CMS certificate and CRL utility functions
52	CMS_add1_recipient_cert	add recipients to a CMS enveloped data structure
53	CMS_compress	create a CMS CompressedData structure
54	CMS_decrypt	decrypt content from a CMS envelopedData structure
55	CMS_encrypt	create a CMS envelopedData structure
56	CMS_final	finalise a CMS_ContentInfo structure
57	CMS_get0_RecipientInfos	CMS envelopedData RecipientInfo routines
58	CMS_get0_SignerInfos	CMS signedData signer functions.
59	CMS_get0_type	get and set CMS content types
60	CMS_get1_ReceiptRequest	CMS signed receipt request functions.
61	CMS_sign_add1_signer	add a signer to a CMS_ContentInfo signed data structure.
62	CMS_sign	create a CMS SignedData structure
63	CMS_sign_receipt	create a CMS signed receipt
64	CMS_uncompress	uncompress a CMS CompressedData structure
65	CMS_verify	verify a CMS SignedData structure
66	CMS_verify_receipt	verify a CMS signed receipt
67	CONF_modules_free	OpenSSL configuration cleanup functions
68	CONF_modules_load_file	OpenSSL configuration functions
69	CRYPTO_set_ex_data	internal application specific data functions
70	d2i_ASN1_OBJECT	ASN1 OBJECT IDENTIFIER functions
71	d2i_DHparams	PKCS#3 DH parameter functions.
72	d2i_DSAPublicKey	DSA key encoding and parsing functions.
73	d2i_PKCS8PrivateKey	PKCS#8 format private key functions
74	d2i_RSAPublicKey	RSA public and private key encoding functions.
75	d2i_X509_ALGOR	AlgorithmIdentifier functions.
76	d2i_X509_CRL	PKCS#10 certificate request functions.
77	d2i_X509	X509 encode and decode functions
78	d2i_X509_NAME	X509_NAME encoding functions
79	d2i_X509_REQ	PKCS#10 certificate request functions.
80	d2i_X509_SIG	DigestInfo functions.
81	des	DES encryption
82	des_modes	the variants of DES and other crypto algorithms of OpenSSL
83	DH_generate_key	perform Diffie-Hellman key exchange
84	DH_generate_parameters	generate and check Diffie-Hellman parameters
85	DH_get_ex_new_index	add application specific data to DH structures
86	dh	Diffie-Hellman key agreement
87	DH_new	allocate and free DH objects
88	DH_set_method	select DH method
89	DH_size	get Diffie-Hellman prime size
90	DSA_do_sign	raw DSA signature operations
91	DSA_dup_DH	create a DH structure out of DSA structure
92	DSA_generate_key	generate DSA key pair
93	DSA_generate_parameters	generate DSA parameters
94	DSA_get_ex_new_index	add application specific data to DSA structures
95	dsa	Digital Signature Algorithm
96	DSA_new	allocate and free DSA objects
97	DSA_set_method	select DSA method
98	DSA_SIG_new	allocate and free DSA signature objects
99	DSA_sign	DSA signatures
100	DSA_size	get DSA signature size
101	ecdsa	Elliptic Curve Digital Signature Algorithm
102	engine	ENGINE cryptographic module support
103	ERR_clear_error	clear the error queue
104	ERR_error_string	obtain human-readable error message
105	ERR_get_error	obtain error code and data
106	ERR_GET_LIB	get library, function and reason code
107	err	error codes
108	ERR_load_crypto_strings	load and free error strings
109	ERR_load_strings	load arbitrary error strings
110	ERR_print_errors	print error messages
111	ERR_put_error	record an error
112	ERR_remove_state	free a thread's error queue
113	ERR_set_mark	set marks and pop errors until mark
114	EVP_BytesToKey	password based encryption routine
115	EVP_DigestInit	EVP digest routines
116	EVP_DigestSignInit	EVP signing functions
117	EVP_DigestVerifyInit	EVP signature verification functions
118	EVP_EncryptInit	EVP cipher routines
119	evp	high-level cryptographic functions
120	EVP_OpenInit	EVP envelope decryption
121	EVP_PKEY_cmp	public key parameter and comparison functions
122	EVP_PKEY_CTX_ctrl	algorithm specific control operations
123	EVP_PKEY_CTX_new	public key algorithm context functions.
124	EVP_PKEY_decrypt	decrypt using a public key algorithm
125	EVP_PKEY_derive	derive public key algorithm shared secret.
126	EVP_PKEY_encrypt	encrypt using a public key algorithm
127	EVP_PKEY_get_default_digest	get default signature digest
128	EVP_PKEY_keygen	key and parameter generation functions
129	EVP_PKEY_new	private key allocation functions.
130	EVP_PKEY_print_private	public key algorithm printing routines.
131	EVP_PKEY_set1_RSA	EVP_PKEY assignment functions.
132	EVP_PKEY_sign	sign using a public key algorithm
133	EVP_PKEY_verify	signature verification using a public key algorithm
134	EVP_PKEY_verifyrecover	recover signature using a public key algorithm
135	EVP_SealInit	EVP envelope encryption
136	EVP_SignInit	EVP signing functions
137	EVP_VerifyInit	EVP signature verification functions
138	hmac	HMAC message authentication code
139	i2d_CMS_bio_stream	output CMS_ContentInfo structure in BER format.
140	i2d_PKCS7_bio_stream	output PKCS7 structure in BER format.
141	lhash	dynamic hash table
142	lh_stats	LHASH statistics
143	md5	MD2, MD4, and MD5 hash functions
144	mdc2	MDC2 hash function
145	OBJ_nid2obj	ASN1 object utility functions
146	OpenSSL_add_all_algorithms	add algorithms to internal table
147	OPENSSL_Applink	glue between OpenSSL BIO and Win32 compiler run-time
148	OPENSSL_config	simple OpenSSL configuration functions
149	OPENSSL_ia32cap	finding the IA-32 processor capabilities
150	OPENSSL_load_builtin_modules	add standard configuration modules
151	OPENSSL_VERSION_NUMBER	get OpenSSL version number
152	pem	PEM routines
153	PEM_write_bio_CMS_stream	output CMS_ContentInfo structure in PEM format.
154	PEM_write_bio_PKCS7_stream	output PKCS7 structure in PEM format.
155	PKCS12_create	create a PKCS#12 structure
156	PKCS12_parse	parse a PKCS#12 structure
157	PKCS7_decrypt	decrypt content from a PKCS#7 envelopedData structure
158	PKCS7_encrypt	create a PKCS#7 envelopedData structure
159	PKCS7_sign_add_signer	add a signer PKCS7 signed data structure.
160	PKCS7_sign	create a PKCS#7 signedData structure
161	PKCS7_verify	verify a PKCS#7 signedData structure
162	RAND_add	add entropy to the PRNG
163	RAND_bytes	generate random data
164	RAND_cleanup	erase the PRNG state
165	RAND_egd	query entropy gathering daemon
166	rand	pseudo-random number generator
167	RAND_load_file	PRNG seed file
168	RAND_set_rand_method	select RAND method
169	rc4	RC4 encryption
170	ripemd	RIPEMD-160 hash function
171	RSA_blinding_on	protect the RSA operation from timing attacks
172	RSA_check_key	validate private RSA keys
173	RSA_generate_key	generate RSA key pair
174	RSA_get_ex_new_index	add application specific data to RSA structures
175	rsa	RSA public key cryptosystem
176	RSA_new	allocate and free RSA objects
177	RSA_padding_add_PKCS1_type_1	asymmetric encryption padding
178	RSA_print	print cryptographic parameters
179	RSA_private_encrypt	low level signature operations
180	RSA_public_encrypt	RSA public key cryptography
181	RSA_set_method	select RSA method
182	RSA_sign_ASN1_OCTET_STRING	RSA signatures
183	RSA_sign	RSA signatures
184	RSA_size	get RSA modulus size
185	sha	Secure Hash Algorithm
186	SMIME_read_CMS	parse S/MIME message.
187	SMIME_read_PKCS7	parse S/MIME message.
188	SMIME_write_CMS	convert CMS structure to S/MIME format.
189	SMIME_write_PKCS7	convert PKCS#7 structure to S/MIME format.
190	threads	OpenSSL thread support
191	ui_compat	Compatibility user interface functions
192	ui	New User Interface
193	x509	X.509 certificate handling
194	X509_NAME_add_entry_by_txt	X509_NAME modification functions
195	X509_NAME_ENTRY_get_object	X509_NAME_ENTRY utility functions
196	X509_NAME_get_index_by_NID	X509_NAME lookup and enumeration functions
197	X509_NAME_print_ex	X509_NAME printing routines.
198	X509_new	X509 certificate ASN1 allocation functions
199	X509_STORE_CTX_get_error	get or set certificate verification status information
200	X509_STORE_CTX_get_ex_new_index	add application specific data to X509_STORE_CTX structures
201	X509_STORE_CTX_new	X509_STORE_CTX initialisation
202	X509_STORE_CTX_set_verify_cb	set verification callback
203	X509_STORE_set_verify_cb_func	set verification callback
204	X509_verify_cert	discover and verify X509 certificte chain
205	X509_VERIFY_PARAM_set_flags	X509 verification parameters

OpenSSL Manual pages for libcrypto functions

The OpenSSL Programming Manual Pages

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Alphabetical Listing

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