Provide cryptographic signature routines. More...

#include "asterisk/optional_api.h"
#include "asterisk/logger.h"
#include "openssl/aes.h"

Include dependency graph for crypto.h:

This graph shows which files directly or indirectly include this file:

Macros
#define	AST_KEY_PRIVATE (1 << 1)

#define	AST_KEY_PUBLIC (1 << 0)

Typedefs
typedef AES_KEY	ast_aes_decrypt_key

typedef AES_KEY	ast_aes_encrypt_key

Functions
static void	__dtor__ast_aes_decrypt (void)

static void	__dtor__ast_aes_encrypt (void)

static void	__dtor__ast_aes_set_decrypt_key (void)

static void	__dtor__ast_aes_set_encrypt_key (void)

static void	__dtor__ast_check_signature (void)

static void	__dtor__ast_check_signature_bin (void)

static void	__dtor__ast_crypto_loaded (void)

static void	__dtor__ast_decrypt_bin (void)

static void	__dtor__ast_encrypt_bin (void)

static void	__dtor__ast_key_get (void)

static void	__dtor__ast_sign (void)

static void	__dtor__ast_sign_bin (void)

static void	__init__ast_aes_decrypt (void)

static void	__init__ast_aes_encrypt (void)

static void	__init__ast_aes_set_decrypt_key (void)

static void	__init__ast_aes_set_encrypt_key (void)

static void	__init__ast_check_signature (void)

static void	__init__ast_check_signature_bin (void)

static void	__init__ast_crypto_loaded (void)

static void	__init__ast_decrypt_bin (void)

static void	__init__ast_encrypt_bin (void)

static void	__init__ast_key_get (void)

static void	__init__ast_sign (void)

static void	__init__ast_sign_bin (void)

static void	__stub__ast_aes_decrypt (const unsigned char in, unsigned char out, const ast_aes_decrypt_key *ctx)
	AES decrypt data. More...

static void	__stub__ast_aes_encrypt (const unsigned char in, unsigned char out, const ast_aes_encrypt_key *ctx)
	AES encrypt data. More...

static int	__stub__ast_aes_set_decrypt_key (const unsigned char key, ast_aes_decrypt_key ctx)
	Set a decryption key. More...

static int	__stub__ast_aes_set_encrypt_key (const unsigned char key, ast_aes_encrypt_key ctx)
	Set an encryption key. More...

static int	__stub__ast_check_signature (struct ast_key key, const char msg, const char *sig)
	Check the authenticity of a message signature using a given public key. More...

static int	__stub__ast_check_signature_bin (struct ast_key key, const char msg, int msglen, const unsigned char *sig)
	Check the authenticity of a message signature using a given public key. More...

static int	__stub__ast_crypto_loaded (void)

static int	__stub__ast_decrypt_bin (unsigned char dst, const unsigned char src, int srclen, struct ast_key *key)
	Decrypt a message using a given private key. More...

static int	__stub__ast_encrypt_bin (unsigned char dst, const unsigned char src, int srclen, struct ast_key *key)
	Encrypt a message using a given private key. More...

static struct ast_key *	__stub__ast_key_get (const char *key, int type)
	Retrieve a key. More...

static int	__stub__ast_sign (struct ast_key key, char msg, char *sig)
	Sign a message signature using a given private key. More...

static int	__stub__ast_sign_bin (struct ast_key key, const char msg, int msglen, unsigned char *sig)
	Sign a message signature using a given private key. More...

static attribute_unused	typeof (__stub__ast_key_get) *ast_key_get

static attribute_unused	typeof (__stub__ast_check_signature) *ast_check_signature

static attribute_unused	typeof (__stub__ast_check_signature_bin) *ast_check_signature_bin

static attribute_unused	typeof (__stub__ast_sign) *ast_sign

static attribute_unused	typeof (__stub__ast_sign_bin) *ast_sign_bin

static attribute_unused	typeof (__stub__ast_encrypt_bin) *ast_encrypt_bin

static attribute_unused	typeof (__stub__ast_decrypt_bin) *ast_decrypt_bin

static attribute_unused	typeof (__stub__ast_aes_set_encrypt_key) *ast_aes_set_encrypt_key

static attribute_unused	typeof (__stub__ast_aes_set_decrypt_key) *ast_aes_set_decrypt_key

static attribute_unused	typeof (__stub__ast_aes_encrypt) *ast_aes_encrypt

static attribute_unused	typeof (__stub__ast_aes_decrypt) *ast_aes_decrypt

static attribute_unused	typeof (__stub__ast_crypto_loaded) *ast_crypto_loaded

Detailed Description

Provide cryptographic signature routines.

Definition in file crypto.h.

Macro Definition Documentation

◆ AST_KEY_PRIVATE

#define AST_KEY_PRIVATE (1 << 1)

Definition at line 43 of file crypto.h.

Referenced by ast_decrypt_bin(), ast_sign_bin(), authenticate(), check_key(), pw_cb(), try_load_key(), and update_key().

◆ AST_KEY_PUBLIC

#define AST_KEY_PUBLIC (1 << 0)

Definition at line 42 of file crypto.h.

Referenced by ast_check_signature_bin(), ast_encrypt_bin(), authenticate_verify(), check_key(), handle_cli_keys_show(), register_verify(), try_load_key(), and update_key().

Typedef Documentation

◆ ast_aes_decrypt_key

typedef AES_KEY ast_aes_decrypt_key

Definition at line 36 of file crypto.h.

◆ ast_aes_encrypt_key

typedef AES_KEY ast_aes_encrypt_key

Definition at line 35 of file crypto.h.

Function Documentation

◆ dtorast_aes_decrypt()

static void __dtor__ast_aes_decrypt ( void )

static

Definition at line 179 of file crypto.h.

179 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n");return; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ dtorast_aes_encrypt()

static void __dtor__ast_aes_encrypt ( void )

static

Definition at line 169 of file crypto.h.

169 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n");return; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ dtorast_aes_set_decrypt_key()

static void __dtor__ast_aes_set_decrypt_key ( void )

static

Definition at line 159 of file crypto.h.

159 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n"); return -1; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ dtorast_aes_set_encrypt_key()

static void __dtor__ast_aes_set_encrypt_key ( void )

static

Definition at line 147 of file crypto.h.

147 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n"); return -1; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ dtorast_check_signature()

static void __dtor__ast_check_signature ( void )

static

Definition at line 67 of file crypto.h.

67 { return -1; });

◆ dtorast_check_signature_bin()

static void __dtor__ast_check_signature_bin ( void )

static

Definition at line 80 of file crypto.h.

80 { return -1; });

◆ dtorast_crypto_loaded()

static void __dtor__ast_crypto_loaded ( void )

static

Definition at line 181 of file crypto.h.

181 { return 0; });

◆ dtorast_decrypt_bin()

static void __dtor__ast_decrypt_bin ( void )

static

Definition at line 135 of file crypto.h.

135 { return -1; });

◆ dtorast_encrypt_bin()

static void __dtor__ast_encrypt_bin ( void )

static

Definition at line 121 of file crypto.h.

121 { return -1; });

◆ dtorast_key_get()

static void __dtor__ast_key_get ( void )

static

Definition at line 55 of file crypto.h.

55 { return NULL; });

NULL

#define NULL

Definition: resample.c:96

◆ dtorast_sign()

static void __dtor__ast_sign ( void )

static

Definition at line 93 of file crypto.h.

93 { return -1; });

◆ dtorast_sign_bin()

static void __dtor__ast_sign_bin ( void )

static

Definition at line 107 of file crypto.h.

107 { return -1; });

◆ initast_aes_decrypt()

static void __init__ast_aes_decrypt ( void )

static

Definition at line 179 of file crypto.h.

179 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n");return; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ initast_aes_encrypt()

static void __init__ast_aes_encrypt ( void )

static

Definition at line 169 of file crypto.h.

169 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n");return; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ initast_aes_set_decrypt_key()

static void __init__ast_aes_set_decrypt_key ( void )

static

Definition at line 159 of file crypto.h.

159 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n"); return -1; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ initast_aes_set_encrypt_key()

static void __init__ast_aes_set_encrypt_key ( void )

static

Definition at line 147 of file crypto.h.

147 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n"); return -1; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ initast_check_signature()

static void __init__ast_check_signature ( void )

static

Definition at line 67 of file crypto.h.

67 { return -1; });

◆ initast_check_signature_bin()

static void __init__ast_check_signature_bin ( void )

static

Definition at line 80 of file crypto.h.

80 { return -1; });

◆ initast_crypto_loaded()

static void __init__ast_crypto_loaded ( void )

static

Definition at line 181 of file crypto.h.

181 { return 0; });

◆ initast_decrypt_bin()

static void __init__ast_decrypt_bin ( void )

static

Definition at line 135 of file crypto.h.

135 { return -1; });

◆ initast_encrypt_bin()

static void __init__ast_encrypt_bin ( void )

static

Definition at line 121 of file crypto.h.

121 { return -1; });

◆ initast_key_get()

static void __init__ast_key_get ( void )

static

Definition at line 55 of file crypto.h.

55 { return NULL; });

NULL

#define NULL

Definition: resample.c:96

◆ initast_sign()

static void __init__ast_sign ( void )

static

Definition at line 93 of file crypto.h.

93 { return -1; });

◆ initast_sign_bin()

static void __init__ast_sign_bin ( void )

static

Definition at line 107 of file crypto.h.

107 { return -1; });

◆ stubast_aes_decrypt()

static void __stub__ast_aes_decrypt	(	const unsigned char *	in,
		unsigned char *	out,
		const ast_aes_decrypt_key *	ctx
	)

static

AES decrypt data.

Parameters

in	encrypted data
out	pointer to a buffer to hold the decrypted output
ctx	address of an aes encryption context filled in with ast_aes_set_decrypt_key

Definition at line 179 of file crypto.h.

References ast_log, and LOG_WARNING.

179 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n");return; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ stubast_aes_encrypt()

static void __stub__ast_aes_encrypt	(	const unsigned char *	in,
		unsigned char *	out,
		const ast_aes_encrypt_key *	ctx
	)

static

AES encrypt data.

Parameters

in	data to be encrypted
out	pointer to a buffer to hold the encrypted output
ctx	address of an aes encryption context filled in with ast_aes_set_encrypt_key

Definition at line 169 of file crypto.h.

References ast_aes_decrypt(), ast_log, AST_OPTIONAL_API, and LOG_WARNING.

169 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n");return; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ stubast_aes_set_decrypt_key()

static int __stub__ast_aes_set_decrypt_key	(	const unsigned char *	key,
		ast_aes_decrypt_key *	ctx
	)

static

Set a decryption key.

Parameters

key	a 16 char key
ctx	address of an aes encryption context

Return values

0	success
nonzero	failure

Definition at line 159 of file crypto.h.

References ast_aes_encrypt(), ast_log, AST_OPTIONAL_API, in, LOG_WARNING, and out.

159 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n"); return -1; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ stubast_aes_set_encrypt_key()

static int __stub__ast_aes_set_encrypt_key	(	const unsigned char *	key,
		ast_aes_encrypt_key *	ctx
	)

static

Set an encryption key.

Parameters

key	a 16 char key
ctx	address of an aes encryption context

Return values

0	success
nonzero	failure

Definition at line 147 of file crypto.h.

References ast_aes_set_decrypt_key(), ast_log, AST_OPTIONAL_API, and LOG_WARNING.

147 { ast_log(LOG_WARNING, "AES encryption disabled. Install OpenSSL.\n"); return -1; });

LOG_WARNING

#define LOG_WARNING

Definition: logger.h:274

ast_log

#define ast_log

Definition: astobj2.c:42

◆ stubast_check_signature()

static int __stub__ast_check_signature	(	struct ast_key *	key,
		const char *	msg,
		const char *	sig
	)

static

Check the authenticity of a message signature using a given public key.

Parameters

key	a public key to use to verify
msg	the message that has been signed
sig	the proposed valid signature in mime64-like encoding

Return values

0	if the signature is valid.
-1	otherwise.

Definition at line 67 of file crypto.h.

67 { return -1; });

◆ stubast_check_signature_bin()

static int __stub__ast_check_signature_bin	(	struct ast_key *	key,
		const char *	msg,
		int	msglen,
		const unsigned char *	sig
	)

static

Check the authenticity of a message signature using a given public key.

Parameters

key	a public key to use to verify
msg	the message that has been signed
msglen
sig	the proposed valid signature in raw binary representation

Return values

0	if the signature is valid.
-1	otherwise.

Definition at line 80 of file crypto.h.

80 { return -1; });

◆ stubast_crypto_loaded()

static int __stub__ast_crypto_loaded ( void )

static

Definition at line 181 of file crypto.h.

181 { return 0; });

◆ stubast_decrypt_bin()

static int __stub__ast_decrypt_bin	(	unsigned char *	dst,
		const unsigned char *	src,
		int	srclen,
		struct ast_key *	key
	)

static

Decrypt a message using a given private key.

Parameters

key	a private key to use to decrypt
src	the message to decrypt
srclen	the length of the message to decrypt
dst	a pointer to a buffer of at least srclen bytes in which the decrypted answer will be stored

Return values

length	of dencrypted data on success.
-1	on failure.

Definition at line 135 of file crypto.h.

References ast_aes_set_encrypt_key(), and AST_OPTIONAL_API.

135 { return -1; });

◆ stubast_encrypt_bin()

static int __stub__ast_encrypt_bin	(	unsigned char *	dst,
		const unsigned char *	src,
		int	srclen,
		struct ast_key *	key
	)

static

Encrypt a message using a given private key.

Parameters

key	a private key to use to encrypt
src	the message to encrypt
srclen	the length of the message to encrypt
dst	a pointer to a buffer of at least srclen * 1.5 bytes in which the encrypted answer will be stored

Return values

length	of encrypted data on success.
-1	on failure.

Definition at line 121 of file crypto.h.

121 { return -1; });

◆ stubast_key_get()

static struct ast_key* __stub__ast_key_get	(	const char *	key,
		int	type
	)

static

Retrieve a key.

Parameters

key	Name of the key we are retrieving
type	Intger type of key (AST_KEY_PUBLIC or AST_KEY_PRIVATE)

Return values

the	key on success.
NULL	on failure.

Definition at line 55 of file crypto.h.

References NULL.

55 { return NULL; });

NULL

#define NULL

Definition: resample.c:96

◆ stubast_sign()

static int __stub__ast_sign	(	struct ast_key *	key,
		char *	msg,
		char *	sig
	)

static

Sign a message signature using a given private key.

Parameters

key	a private key to use to create the signature
msg	the message to sign
sig	a pointer to a buffer of at least 256 bytes in which the mime64-like encoded signature will be stored

Return values

0	on success.
-1	on failure.

Definition at line 93 of file crypto.h.

93 { return -1; });

◆ stubast_sign_bin()

static int __stub__ast_sign_bin	(	struct ast_key *	key,
		const char *	msg,
		int	msglen,
		unsigned char *	sig
	)

static

Sign a message signature using a given private key.

Parameters

key	a private key to use to create the signature
msg	the message to sign
msglen
sig	a pointer to a buffer of at least 128 bytes in which the raw encoded signature will be stored

Return values

0	on success.
-1	on failure.

Definition at line 107 of file crypto.h.

107 { return -1; });

◆ typeof() [1/12]

static attribute_unused typeof ( __stub__ast_key_get )

static

◆ typeof() [2/12]

static attribute_unused typeof ( __stub__ast_check_signature )

static

◆ typeof() [3/12]

static attribute_unused typeof ( __stub__ast_check_signature_bin )

static

◆ typeof() [4/12]

static attribute_unused typeof ( __stub__ast_sign )

static

◆ typeof() [5/12]

static attribute_unused typeof ( __stub__ast_sign_bin )

static

◆ typeof() [6/12]

static attribute_unused typeof ( __stub__ast_encrypt_bin )

static

◆ typeof() [7/12]

static attribute_unused typeof ( __stub__ast_decrypt_bin )

static

◆ typeof() [8/12]

static attribute_unused typeof ( __stub__ast_aes_set_encrypt_key )

static

◆ typeof() [9/12]

static attribute_unused typeof ( __stub__ast_aes_set_decrypt_key )

static

◆ typeof() [10/12]

static attribute_unused typeof ( __stub__ast_aes_encrypt )

static

◆ typeof() [11/12]

static attribute_unused typeof ( __stub__ast_aes_decrypt )

static

◆ typeof() [12/12]

static attribute_unused typeof ( __stub__ast_crypto_loaded )

static

Macros

Typedefs

Functions

Detailed Description

Macro Definition Documentation

◆ AST_KEY_PRIVATE

◆ AST_KEY_PUBLIC

Typedef Documentation

◆ ast_aes_decrypt_key

◆ ast_aes_encrypt_key

Function Documentation

◆ __dtor__ast_aes_decrypt()

◆ __dtor__ast_aes_encrypt()

◆ __dtor__ast_aes_set_decrypt_key()

◆ __dtor__ast_aes_set_encrypt_key()

◆ __dtor__ast_check_signature()

◆ __dtor__ast_check_signature_bin()

◆ __dtor__ast_crypto_loaded()

◆ __dtor__ast_decrypt_bin()

◆ __dtor__ast_encrypt_bin()

◆ __dtor__ast_key_get()

◆ __dtor__ast_sign()

◆ __dtor__ast_sign_bin()

◆ __init__ast_aes_decrypt()

◆ __init__ast_aes_encrypt()

◆ __init__ast_aes_set_decrypt_key()

◆ __init__ast_aes_set_encrypt_key()

◆ __init__ast_check_signature()

◆ __init__ast_check_signature_bin()

◆ __init__ast_crypto_loaded()

◆ __init__ast_decrypt_bin()

◆ __init__ast_encrypt_bin()

◆ __init__ast_key_get()

◆ __init__ast_sign()

◆ __init__ast_sign_bin()

◆ __stub__ast_aes_decrypt()

◆ __stub__ast_aes_encrypt()

◆ __stub__ast_aes_set_decrypt_key()

◆ __stub__ast_aes_set_encrypt_key()

◆ __stub__ast_check_signature()

◆ __stub__ast_check_signature_bin()

◆ __stub__ast_crypto_loaded()

◆ __stub__ast_decrypt_bin()

◆ __stub__ast_encrypt_bin()

◆ __stub__ast_key_get()

◆ __stub__ast_sign()

◆ __stub__ast_sign_bin()

◆ typeof() [1/12]

◆ typeof() [2/12]

◆ typeof() [3/12]

◆ typeof() [4/12]

◆ typeof() [5/12]

◆ typeof() [6/12]

◆ typeof() [7/12]

◆ typeof() [8/12]

◆ typeof() [9/12]

◆ typeof() [10/12]

◆ typeof() [11/12]

◆ typeof() [12/12]

◆ dtorast_aes_decrypt()

◆ dtorast_aes_encrypt()

◆ dtorast_aes_set_decrypt_key()

◆ dtorast_aes_set_encrypt_key()

◆ dtorast_check_signature()

◆ dtorast_check_signature_bin()

◆ dtorast_crypto_loaded()

◆ dtorast_decrypt_bin()

◆ dtorast_encrypt_bin()

◆ dtorast_key_get()

◆ dtorast_sign()

◆ dtorast_sign_bin()

◆ initast_aes_decrypt()

◆ initast_aes_encrypt()

◆ initast_aes_set_decrypt_key()

◆ initast_aes_set_encrypt_key()

◆ initast_check_signature()

◆ initast_check_signature_bin()

◆ initast_crypto_loaded()

◆ initast_decrypt_bin()

◆ initast_encrypt_bin()

◆ initast_key_get()

◆ initast_sign()

◆ initast_sign_bin()

◆ stubast_aes_decrypt()

◆ stubast_aes_encrypt()

◆ stubast_aes_set_decrypt_key()

◆ stubast_aes_set_encrypt_key()

◆ stubast_check_signature()

◆ stubast_check_signature_bin()

◆ stubast_crypto_loaded()

◆ stubast_decrypt_bin()

◆ stubast_encrypt_bin()

◆ stubast_key_get()

◆ stubast_sign()

◆ stubast_sign_bin()