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- code cleaned up

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This commit is contained in:
Jan Hutter
2005-12-06 15:46:04 +00:00
parent 6f36717843
commit 4b41a0d404
4 changed files with 63 additions and 45 deletions
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Source/charon/transforms/rsa/rsa_private_key.c
+34 -25
View File
@@ -28,8 +28,9 @@
#include <utils/allocator.h> #include <utils/allocator.h>
/* oids for hash algorithms are defined in /*
* rsa_public_key.c * Oids for hash algorithms are defined in
* rsa_public_key.c.
*/ */
extern u_int8_t md2_oid[18]; extern u_int8_t md2_oid[18];
extern u_int8_t md5_oid[18]; extern u_int8_t md5_oid[18];
@@ -39,7 +40,7 @@ extern u_int8_t sha384_oid[19];
extern u_int8_t sha512_oid[19]; extern u_int8_t sha512_oid[19];
/** /**
* Public exponent to use for key generation * Public exponent to use for key generation.
*/ */
#define PUBLIC_EXPONENT 0x10001 #define PUBLIC_EXPONENT 0x10001
@@ -47,7 +48,7 @@ extern u_int8_t sha512_oid[19];
typedef struct private_rsa_private_key_t private_rsa_private_key_t; typedef struct private_rsa_private_key_t private_rsa_private_key_t;
/** /**
* private data structure for rsa_private_key. * Private data of a rsa_private_key_t object.
*/ */
struct private_rsa_private_key_t { struct private_rsa_private_key_t {
/** /**
@@ -56,70 +57,76 @@ struct private_rsa_private_key_t {
rsa_private_key_t public; rsa_private_key_t public;
/** /**
* is the key already set ? * Is the key already set ?
*/ */
bool is_key_set; bool is_key_set;
/** /**
* public modulus * Public modulus.
*/ */
mpz_t n; mpz_t n;
/** /**
* public exponent * Public exponent.
*/ */
mpz_t e; mpz_t e;
/** /**
* private Prime 1 * Private prime 1.
*/ */
mpz_t p; mpz_t p;
/** /**
* private Prime 2 * Private Prime 2.
*/ */
mpz_t q; mpz_t q;
/** /**
* private exponent * Private exponent.
*/ */
mpz_t d; mpz_t d;
/** /**
* private exponent 1 * Private exponent 1.
*/ */
mpz_t exp1; mpz_t exp1;
/** /**
* private exponent 2 * Private exponent 2.
*/ */
mpz_t exp2; mpz_t exp2;
/** /**
* private coefficient * Private coefficient.
*/ */
mpz_t coeff; mpz_t coeff;
/** /**
* keysize in bytes * Keysize in bytes.
*/ */
size_t k; size_t k;
/** /**
* @brief Implements the RSADP algorithm specified in PKCS#1. * @brief Implements the RSADP algorithm specified in PKCS#1.
*
* @param this calling object
* @param data data to process
* @return processed data
*/ */
chunk_t (*rsadp) (private_rsa_private_key_t *this, chunk_t data); chunk_t (*rsadp) (private_rsa_private_key_t *this, chunk_t data);
/** /**
* @brief Implements the RSASP1 algorithm specified in PKCS#1. * @brief Implements the RSASP1 algorithm specified in PKCS#1.
* @param this calling object
* @param data data to process
* @return processed data
*/ */
chunk_t (*rsasp1) (private_rsa_private_key_t *this, chunk_t data); chunk_t (*rsasp1) (private_rsa_private_key_t *this, chunk_t data);
}; };
/** /**
* Implements private_rsa_private_key_t.rsadp * Implementation of private_rsa_private_key_t.rsadp and private_rsa_private_key_t.rsasp1.
* Implements private_rsa_private_key_t.rsasp1
*/ */
static chunk_t rsadp(private_rsa_private_key_t *this, chunk_t data) static chunk_t rsadp(private_rsa_private_key_t *this, chunk_t data)
{ {
@@ -151,7 +158,7 @@ static chunk_t rsadp(private_rsa_private_key_t *this, chunk_t data)
} }
/** /**
* implementation of rsa_private_key.build_emsa_signature. * Implementation of rsa_private_key.build_emsa_signature.
*/ */
static status_t build_emsa_pkcs1_signature(private_rsa_private_key_t *this, hash_algorithm_t hash_algorithm, chunk_t data, chunk_t *signature) static status_t build_emsa_pkcs1_signature(private_rsa_private_key_t *this, hash_algorithm_t hash_algorithm, chunk_t data, chunk_t *signature)
{ {
@@ -247,7 +254,7 @@ static status_t build_emsa_pkcs1_signature(private_rsa_private_key_t *this, hash
/** /**
* implementation of rsa_private_key.set_key. * Implementation of rsa_private_key.set_key.
*/ */
static status_t set_key(private_rsa_private_key_t *this, chunk_t key) static status_t set_key(private_rsa_private_key_t *this, chunk_t key)
{ {
@@ -288,7 +295,7 @@ static status_t set_key(private_rsa_private_key_t *this, chunk_t key)
} }
/** /**
* implementation of rsa_private_key.get_key. * Implementation of rsa_private_key.get_key.
*/ */
static status_t get_key(private_rsa_private_key_t *this, chunk_t *key) static status_t get_key(private_rsa_private_key_t *this, chunk_t *key)
{ {
@@ -340,7 +347,7 @@ static status_t get_key(private_rsa_private_key_t *this, chunk_t *key)
} }
/** /**
* implementation of rsa_private_key.load_key. * Implementation of rsa_private_key.load_key.
*/ */
static status_t load_key(private_rsa_private_key_t *this, char *file) static status_t load_key(private_rsa_private_key_t *this, char *file)
{ {
@@ -348,7 +355,7 @@ static status_t load_key(private_rsa_private_key_t *this, char *file)
} }
/** /**
* implementation of rsa_private_key.save_key. * Implementation of rsa_private_key.save_key.
*/ */
static status_t save_key(private_rsa_private_key_t *this, char *file) static status_t save_key(private_rsa_private_key_t *this, char *file)
{ {
@@ -356,7 +363,7 @@ static status_t save_key(private_rsa_private_key_t *this, char *file)
} }
/** /**
* implementation of rsa_private_key.generate_key. * Implementation of rsa_private_key.generate_key.
*/ */
static status_t generate_key(private_rsa_private_key_t *this, size_t key_size) static status_t generate_key(private_rsa_private_key_t *this, size_t key_size)
{ {
@@ -450,7 +457,9 @@ static status_t generate_key(private_rsa_private_key_t *this, size_t key_size)
return SUCCESS; return SUCCESS;
} }
/**
* Implementation of rsa_private_key.get_public_key.
*/
rsa_public_key_t *get_public_key(private_rsa_private_key_t *this) rsa_public_key_t *get_public_key(private_rsa_private_key_t *this)
{ {
rsa_public_key_t *public_key; rsa_public_key_t *public_key;
@@ -485,7 +494,7 @@ rsa_public_key_t *get_public_key(private_rsa_private_key_t *this)
/** /**
* implementation of rsa_private_key.destroy. * Implementation of rsa_private_key.destroy.
*/ */
static void destroy(private_rsa_private_key_t *this) static void destroy(private_rsa_private_key_t *this)
{ {
@@ -504,7 +513,7 @@ static void destroy(private_rsa_private_key_t *this)
} }
/* /*
* Described in header * Described in header.
*/ */
rsa_private_key_t *rsa_private_key_create(hash_algorithm_t hash_algoritm) rsa_private_key_t *rsa_private_key_create(hash_algorithm_t hash_algoritm)
{ {
Source/charon/transforms/rsa/rsa_private_key.h
+3 -4
View File
@@ -36,14 +36,13 @@ typedef struct rsa_private_key_t rsa_private_key_t;
* *
* Currently only supports signing using EMSA encoding. * Currently only supports signing using EMSA encoding.
* *
* @TODO Implement proper key set/get load/save
* methods using ASN1.
*
* @b Constructors: * @b Constructors:
* - rsa_private_key_create() * - rsa_private_key_create()
* *
* @see rsa_public_key_t * @see rsa_public_key_t
* *
* @todo Implement proper key set/get load/save methods using ASN1.
*
* @ingroup rsa * @ingroup rsa
*/ */
struct rsa_private_key_t { struct rsa_private_key_t {
@@ -55,7 +54,7 @@ struct rsa_private_key_t {
* it with an ASN1-OID of the hash algorithm and runs the RSASP1 function * it with an ASN1-OID of the hash algorithm and runs the RSASP1 function
* on it. * on it.
* *
* @param this rsa_private_key to use * @param this calling object
* @param hash_algorithm hash algorithm to use for hashing * @param hash_algorithm hash algorithm to use for hashing
* @param data data to sign * @param data data to sign
* @param[out] signature allocated signature * @param[out] signature allocated signature
Source/charon/transforms/rsa/rsa_public_key.c
+24 -16
View File
@@ -28,11 +28,12 @@
#include <utils/allocator.h> #include <utils/allocator.h>
#include <transforms/hashers/hasher.h> #include <transforms/hashers/hasher.h>
/* since we don't have an ASN1 parser/generator, /*
* Since we don't have an ASN1 parser/generator,
* we use these predefined values for * we use these predefined values for
* hash algorithm oids. These also contain * hash algorithm oids. These also contain
* the length of the following hash. * the length of the following hash.
* These values are also used in rsa_private_key.c * These values are also used in rsa_private_key.c.
*/ */
u_int8_t md2_oid[18] = { u_int8_t md2_oid[18] = {
@@ -74,7 +75,7 @@ u_int8_t sha512_oid[] = {
typedef struct private_rsa_public_key_t private_rsa_public_key_t; typedef struct private_rsa_public_key_t private_rsa_public_key_t;
/** /**
* private data structure with signing context. * Private data structure with signing context.
*/ */
struct private_rsa_public_key_t { struct private_rsa_public_key_t {
/** /**
@@ -83,38 +84,45 @@ struct private_rsa_public_key_t {
rsa_public_key_t public; rsa_public_key_t public;
/** /**
* is the key already set ? * Is the key already set ?
*/ */
bool is_key_set; bool is_key_set;
/** /**
* public modulus * Public modulus.
*/ */
mpz_t n; mpz_t n;
/** /**
* public exponent * Public exponent.
*/ */
mpz_t e; mpz_t e;
/** /**
* keysize in bytes * Keysize in bytes.
*/ */
size_t k; size_t k;
/** /**
* @brief Implements the RSAEP algorithm specified in PKCS#1. * @brief Implements the RSAEP algorithm specified in PKCS#1.
*
* @param this calling object
* @param data data to process
* @return processed data
*/ */
chunk_t (*rsaep) (private_rsa_public_key_t *this, chunk_t data); chunk_t (*rsaep) (private_rsa_public_key_t *this, chunk_t data);
/** /**
* @brief Implements the RSASVP1 algorithm specified in PKCS#1. * @brief Implements the RSASVP1 algorithm specified in PKCS#1.
*
* @param this calling object
* @param data data to process
* @return processed data
*/ */
chunk_t (*rsavp1) (private_rsa_public_key_t *this, chunk_t data); chunk_t (*rsavp1) (private_rsa_public_key_t *this, chunk_t data);
}; };
/** /**
* Implements private_rsa_public_key_t.rsadp * Implementation of private_rsa_public_key_t.rsadp and private_rsa_public_key_t.rsavp1
* Implements private_rsa_public_key_t.rsavp1
*/ */
static chunk_t rsaep(private_rsa_public_key_t *this, chunk_t data) static chunk_t rsaep(private_rsa_public_key_t *this, chunk_t data)
{ {
@@ -138,7 +146,7 @@ static chunk_t rsaep(private_rsa_public_key_t *this, chunk_t data)
} }
/** /**
* implementation of rsa_public_key.verify_emsa_signature. * Implementation of rsa_public_key.verify_emsa_signature.
*/ */
static status_t verify_emsa_pkcs1_signature(private_rsa_public_key_t *this, chunk_t data, chunk_t signature) static status_t verify_emsa_pkcs1_signature(private_rsa_public_key_t *this, chunk_t data, chunk_t signature)
{ {
@@ -266,7 +274,7 @@ static status_t verify_emsa_pkcs1_signature(private_rsa_public_key_t *this, chun
} }
/** /**
* implementation of rsa_public_key.set_key. * Implementation of rsa_public_key.set_key.
*/ */
static status_t set_key(private_rsa_public_key_t *this, chunk_t key) static status_t set_key(private_rsa_public_key_t *this, chunk_t key)
{ {
@@ -289,7 +297,7 @@ static status_t set_key(private_rsa_public_key_t *this, chunk_t key)
/** /**
* implementation of rsa_public_key.get_key. * Implementation of rsa_public_key.get_key.
*/ */
static status_t get_key(private_rsa_public_key_t *this, chunk_t *key) static status_t get_key(private_rsa_public_key_t *this, chunk_t *key)
{ {
@@ -316,7 +324,7 @@ static status_t get_key(private_rsa_public_key_t *this, chunk_t *key)
} }
/** /**
* implementation of rsa_public_key.load_key. * Implementation of rsa_public_key.load_key.
*/ */
static status_t load_key(private_rsa_public_key_t *this, char *file) static status_t load_key(private_rsa_public_key_t *this, char *file)
{ {
@@ -324,7 +332,7 @@ static status_t load_key(private_rsa_public_key_t *this, char *file)
} }
/** /**
* implementation of rsa_public_key.save_key. * Implementation of rsa_public_key.save_key.
*/ */
static status_t save_key(private_rsa_public_key_t *this, char *file) static status_t save_key(private_rsa_public_key_t *this, char *file)
{ {
@@ -332,7 +340,7 @@ static status_t save_key(private_rsa_public_key_t *this, char *file)
} }
/** /**
* implementation of rsa_public_key.destroy. * Implementation of rsa_public_key.destroy.
*/ */
static void destroy(private_rsa_public_key_t *this) static void destroy(private_rsa_public_key_t *this)
{ {
@@ -345,7 +353,7 @@ static void destroy(private_rsa_public_key_t *this)
} }
/* /*
* Described in header * Described in header.
*/ */
rsa_public_key_t *rsa_public_key_create() rsa_public_key_t *rsa_public_key_create()
{ {
Source/charon/transforms/rsa/rsa_public_key.h
+2
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@@ -42,6 +42,8 @@ typedef struct rsa_public_key_t rsa_public_key_t;
* *
* @see rsa_private_key_t * @see rsa_private_key_t
* *
* @todo Implement proper key set/get load/save methods using ASN1.
*
* @ingroup rsa * @ingroup rsa
*/ */
struct rsa_public_key_t { struct rsa_public_key_t {