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ZLMediaKit/Android/app/libs/armeabi-v7a/include/openssl/ct.h
xiongziliang fd89b2d0cf MediaServer支持Android
2019-09-24 15:21:20 +08:00

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/*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifndef HEADER_CT_H
# define HEADER_CT_H
# include <openssl/opensslconf.h>
# ifndef OPENSSL_NO_CT
# include <openssl/ossl_typ.h>
# include <openssl/safestack.h>
# include <openssl/x509.h>
# ifdef __cplusplus
extern "C" {
# endif
/* Minimum RSA key size, from RFC6962 */
# define SCT_MIN_RSA_BITS 2048
/* All hashes are SHA256 in v1 of Certificate Transparency */
# define CT_V1_HASHLEN SHA256_DIGEST_LENGTH
typedef enum {
CT_LOG_ENTRY_TYPE_NOT_SET = -1,
CT_LOG_ENTRY_TYPE_X509 = 0,
CT_LOG_ENTRY_TYPE_PRECERT = 1
} ct_log_entry_type_t;
typedef enum {
SCT_VERSION_NOT_SET = -1,
SCT_VERSION_V1 = 0
} sct_version_t;
typedef enum {
SCT_SOURCE_UNKNOWN,
SCT_SOURCE_TLS_EXTENSION,
SCT_SOURCE_X509V3_EXTENSION,
SCT_SOURCE_OCSP_STAPLED_RESPONSE
} sct_source_t;
typedef enum {
SCT_VALIDATION_STATUS_NOT_SET,
SCT_VALIDATION_STATUS_UNKNOWN_LOG,
SCT_VALIDATION_STATUS_VALID,
SCT_VALIDATION_STATUS_INVALID,
SCT_VALIDATION_STATUS_UNVERIFIED,
SCT_VALIDATION_STATUS_UNKNOWN_VERSION
} sct_validation_status_t;
DEFINE_STACK_OF(SCT)
DEFINE_STACK_OF(CTLOG)
/******************************************
* CT policy evaluation context functions *
******************************************/
/*
* Creates a new, empty policy evaluation context.
* The caller is responsible for calling CT_POLICY_EVAL_CTX_free when finished
* with the CT_POLICY_EVAL_CTX.
*/
CT_POLICY_EVAL_CTX *CT_POLICY_EVAL_CTX_new(void);
/* Deletes a policy evaluation context and anything it owns. */
void CT_POLICY_EVAL_CTX_free(CT_POLICY_EVAL_CTX *ctx);
/* Gets the peer certificate that the SCTs are for */
X509* CT_POLICY_EVAL_CTX_get0_cert(const CT_POLICY_EVAL_CTX *ctx);
/*
* Sets the certificate associated with the received SCTs.
* Increments the reference count of cert.
* Returns 1 on success, 0 otherwise.
*/
int CT_POLICY_EVAL_CTX_set1_cert(CT_POLICY_EVAL_CTX *ctx, X509 *cert);
/* Gets the issuer of the aforementioned certificate */
X509* CT_POLICY_EVAL_CTX_get0_issuer(const CT_POLICY_EVAL_CTX *ctx);
/*
* Sets the issuer of the certificate associated with the received SCTs.
* Increments the reference count of issuer.
* Returns 1 on success, 0 otherwise.
*/
int CT_POLICY_EVAL_CTX_set1_issuer(CT_POLICY_EVAL_CTX *ctx, X509 *issuer);
/* Gets the CT logs that are trusted sources of SCTs */
const CTLOG_STORE *CT_POLICY_EVAL_CTX_get0_log_store(const CT_POLICY_EVAL_CTX *ctx);
/* Sets the log store that is in use. It must outlive the CT_POLICY_EVAL_CTX. */
void CT_POLICY_EVAL_CTX_set_shared_CTLOG_STORE(CT_POLICY_EVAL_CTX *ctx,
CTLOG_STORE *log_store);
/*
* Gets the time, in milliseconds since the Unix epoch, that will be used as the
* current time when checking whether an SCT was issued in the future.
* Such SCTs will fail validation, as required by RFC6962.
*/
uint64_t CT_POLICY_EVAL_CTX_get_time(const CT_POLICY_EVAL_CTX *ctx);
/*
* Sets the time to evaluate SCTs against, in milliseconds since the Unix epoch.
* If an SCT's timestamp is after this time, it will be interpreted as having
* been issued in the future. RFC6962 states that "TLS clients MUST reject SCTs
* whose timestamp is in the future", so an SCT will not validate in this case.
*/
void CT_POLICY_EVAL_CTX_set_time(CT_POLICY_EVAL_CTX *ctx, uint64_t time_in_ms);
/*****************
* SCT functions *
*****************/
/*
* Creates a new, blank SCT.
* The caller is responsible for calling SCT_free when finished with the SCT.
*/
SCT *SCT_new(void);
/*
* Creates a new SCT from some base64-encoded strings.
* The caller is responsible for calling SCT_free when finished with the SCT.
*/
SCT *SCT_new_from_base64(unsigned char version,
const char *logid_base64,
ct_log_entry_type_t entry_type,
uint64_t timestamp,
const char *extensions_base64,
const char *signature_base64);
/*
* Frees the SCT and the underlying data structures.
*/
void SCT_free(SCT *sct);
/*
* Free a stack of SCTs, and the underlying SCTs themselves.
* Intended to be compatible with X509V3_EXT_FREE.
*/
void SCT_LIST_free(STACK_OF(SCT) *a);
/*
* Returns the version of the SCT.
*/
sct_version_t SCT_get_version(const SCT *sct);
/*
* Set the version of an SCT.
* Returns 1 on success, 0 if the version is unrecognized.
*/
__owur int SCT_set_version(SCT *sct, sct_version_t version);
/*
* Returns the log entry type of the SCT.
*/
ct_log_entry_type_t SCT_get_log_entry_type(const SCT *sct);
/*
* Set the log entry type of an SCT.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set_log_entry_type(SCT *sct, ct_log_entry_type_t entry_type);
/*
* Gets the ID of the log that an SCT came from.
* Ownership of the log ID remains with the SCT.
* Returns the length of the log ID.
*/
size_t SCT_get0_log_id(const SCT *sct, unsigned char **log_id);
/*
* Set the log ID of an SCT to point directly to the *log_id specified.
* The SCT takes ownership of the specified pointer.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set0_log_id(SCT *sct, unsigned char *log_id, size_t log_id_len);
/*
* Set the log ID of an SCT.
* This makes a copy of the log_id.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set1_log_id(SCT *sct, const unsigned char *log_id,
size_t log_id_len);
/*
* Returns the timestamp for the SCT (epoch time in milliseconds).
*/
uint64_t SCT_get_timestamp(const SCT *sct);
/*
* Set the timestamp of an SCT (epoch time in milliseconds).
*/
void SCT_set_timestamp(SCT *sct, uint64_t timestamp);
/*
* Return the NID for the signature used by the SCT.
* For CT v1, this will be either NID_sha256WithRSAEncryption or
* NID_ecdsa_with_SHA256 (or NID_undef if incorrect/unset).
*/
int SCT_get_signature_nid(const SCT *sct);
/*
* Set the signature type of an SCT
* For CT v1, this should be either NID_sha256WithRSAEncryption or
* NID_ecdsa_with_SHA256.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set_signature_nid(SCT *sct, int nid);
/*
* Set *ext to point to the extension data for the SCT. ext must not be NULL.
* The SCT retains ownership of this pointer.
* Returns length of the data pointed to.
*/
size_t SCT_get0_extensions(const SCT *sct, unsigned char **ext);
/*
* Set the extensions of an SCT to point directly to the *ext specified.
* The SCT takes ownership of the specified pointer.
*/
void SCT_set0_extensions(SCT *sct, unsigned char *ext, size_t ext_len);
/*
* Set the extensions of an SCT.
* This takes a copy of the ext.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set1_extensions(SCT *sct, const unsigned char *ext,
size_t ext_len);
/*
* Set *sig to point to the signature for the SCT. sig must not be NULL.
* The SCT retains ownership of this pointer.
* Returns length of the data pointed to.
*/
size_t SCT_get0_signature(const SCT *sct, unsigned char **sig);
/*
* Set the signature of an SCT to point directly to the *sig specified.
* The SCT takes ownership of the specified pointer.
*/
void SCT_set0_signature(SCT *sct, unsigned char *sig, size_t sig_len);
/*
* Set the signature of an SCT to be a copy of the *sig specified.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set1_signature(SCT *sct, const unsigned char *sig,
size_t sig_len);
/*
* The origin of this SCT, e.g. TLS extension, OCSP response, etc.
*/
sct_source_t SCT_get_source(const SCT *sct);
/*
* Set the origin of this SCT, e.g. TLS extension, OCSP response, etc.
* Returns 1 on success, 0 otherwise.
*/
__owur int SCT_set_source(SCT *sct, sct_source_t source);
/*
* Returns a text string describing the validation status of |sct|.
*/
const char *SCT_validation_status_string(const SCT *sct);
/*
* Pretty-prints an |sct| to |out|.
* It will be indented by the number of spaces specified by |indent|.
* If |logs| is not NULL, it will be used to lookup the CT log that the SCT came
* from, so that the log name can be printed.
*/
void SCT_print(const SCT *sct, BIO *out, int indent, const CTLOG_STORE *logs);
/*
* Pretty-prints an |sct_list| to |out|.
* It will be indented by the number of spaces specified by |indent|.
* SCTs will be delimited by |separator|.
* If |logs| is not NULL, it will be used to lookup the CT log that each SCT
* came from, so that the log names can be printed.
*/
void SCT_LIST_print(const STACK_OF(SCT) *sct_list, BIO *out, int indent,
const char *separator, const CTLOG_STORE *logs);
/*
* Gets the last result of validating this SCT.
* If it has not been validated yet, returns SCT_VALIDATION_STATUS_NOT_SET.
*/
sct_validation_status_t SCT_get_validation_status(const SCT *sct);
/*
* Validates the given SCT with the provided context.
* Sets the "validation_status" field of the SCT.
* Returns 1 if the SCT is valid and the signature verifies.
* Returns 0 if the SCT is invalid or could not be verified.
* Returns -1 if an error occurs.
*/
__owur int SCT_validate(SCT *sct, const CT_POLICY_EVAL_CTX *ctx);
/*
* Validates the given list of SCTs with the provided context.
* Sets the "validation_status" field of each SCT.
* Returns 1 if there are no invalid SCTs and all signatures verify.
* Returns 0 if at least one SCT is invalid or could not be verified.
* Returns a negative integer if an error occurs.
*/
__owur int SCT_LIST_validate(const STACK_OF(SCT) *scts,
CT_POLICY_EVAL_CTX *ctx);
/*********************************
* SCT parsing and serialisation *
*********************************/
/*
* Serialize (to TLS format) a stack of SCTs and return the length.
* "a" must not be NULL.
* If "pp" is NULL, just return the length of what would have been serialized.
* If "pp" is not NULL and "*pp" is null, function will allocate a new pointer
* for data that caller is responsible for freeing (only if function returns
* successfully).
* If "pp" is NULL and "*pp" is not NULL, caller is responsible for ensuring
* that "*pp" is large enough to accept all of the serialized data.
* Returns < 0 on error, >= 0 indicating bytes written (or would have been)
* on success.
*/
__owur int i2o_SCT_LIST(const STACK_OF(SCT) *a, unsigned char **pp);
/*
* Convert TLS format SCT list to a stack of SCTs.
* If "a" or "*a" is NULL, a new stack will be created that the caller is
* responsible for freeing (by calling SCT_LIST_free).
* "**pp" and "*pp" must not be NULL.
* Upon success, "*pp" will point to after the last bytes read, and a stack
* will be returned.
* Upon failure, a NULL pointer will be returned, and the position of "*pp" is
* not defined.
*/
STACK_OF(SCT) *o2i_SCT_LIST(STACK_OF(SCT) **a, const unsigned char **pp,
size_t len);
/*
* Serialize (to DER format) a stack of SCTs and return the length.
* "a" must not be NULL.
* If "pp" is NULL, just returns the length of what would have been serialized.
* If "pp" is not NULL and "*pp" is null, function will allocate a new pointer
* for data that caller is responsible for freeing (only if function returns
* successfully).
* If "pp" is NULL and "*pp" is not NULL, caller is responsible for ensuring
* that "*pp" is large enough to accept all of the serialized data.
* Returns < 0 on error, >= 0 indicating bytes written (or would have been)
* on success.
*/
__owur int i2d_SCT_LIST(const STACK_OF(SCT) *a, unsigned char **pp);
/*
* Parses an SCT list in DER format and returns it.
* If "a" or "*a" is NULL, a new stack will be created that the caller is
* responsible for freeing (by calling SCT_LIST_free).
* "**pp" and "*pp" must not be NULL.
* Upon success, "*pp" will point to after the last bytes read, and a stack
* will be returned.
* Upon failure, a NULL pointer will be returned, and the position of "*pp" is
* not defined.
*/
STACK_OF(SCT) *d2i_SCT_LIST(STACK_OF(SCT) **a, const unsigned char **pp,
long len);
/*
* Serialize (to TLS format) an |sct| and write it to |out|.
* If |out| is null, no SCT will be output but the length will still be returned.
* If |out| points to a null pointer, a string will be allocated to hold the
* TLS-format SCT. It is the responsibility of the caller to free it.
* If |out| points to an allocated string, the TLS-format SCT will be written
* to it.
* The length of the SCT in TLS format will be returned.
*/
__owur int i2o_SCT(const SCT *sct, unsigned char **out);
/*
* Parses an SCT in TLS format and returns it.
* If |psct| is not null, it will end up pointing to the parsed SCT. If it
* already points to a non-null pointer, the pointer will be free'd.
* |in| should be a pointer to a string containing the TLS-format SCT.
* |in| will be advanced to the end of the SCT if parsing succeeds.
* |len| should be the length of the SCT in |in|.
* Returns NULL if an error occurs.
* If the SCT is an unsupported version, only the SCT's 'sct' and 'sct_len'
* fields will be populated (with |in| and |len| respectively).
*/
SCT *o2i_SCT(SCT **psct, const unsigned char **in, size_t len);
/********************
* CT log functions *
********************/
/*
* Creates a new CT log instance with the given |public_key| and |name|.
* Takes ownership of |public_key| but copies |name|.
* Returns NULL if malloc fails or if |public_key| cannot be converted to DER.
* Should be deleted by the caller using CTLOG_free when no longer needed.
*/
CTLOG *CTLOG_new(EVP_PKEY *public_key, const char *name);
/*
* Creates a new CTLOG instance with the base64-encoded SubjectPublicKeyInfo DER
* in |pkey_base64|. The |name| is a string to help users identify this log.
* Returns 1 on success, 0 on failure.
* Should be deleted by the caller using CTLOG_free when no longer needed.
*/
int CTLOG_new_from_base64(CTLOG ** ct_log,
const char *pkey_base64, const char *name);
/*
* Deletes a CT log instance and its fields.
*/
void CTLOG_free(CTLOG *log);
/* Gets the name of the CT log */
const char *CTLOG_get0_name(const CTLOG *log);
/* Gets the ID of the CT log */
void CTLOG_get0_log_id(const CTLOG *log, const uint8_t **log_id,
size_t *log_id_len);
/* Gets the public key of the CT log */
EVP_PKEY *CTLOG_get0_public_key(const CTLOG *log);
/**************************
* CT log store functions *
**************************/
/*
* Creates a new CT log store.
* Should be deleted by the caller using CTLOG_STORE_free when no longer needed.
*/
CTLOG_STORE *CTLOG_STORE_new(void);
/*
* Deletes a CT log store and all of the CT log instances held within.
*/
void CTLOG_STORE_free(CTLOG_STORE *store);
/*
* Finds a CT log in the store based on its log ID.
* Returns the CT log, or NULL if no match is found.
*/
const CTLOG *CTLOG_STORE_get0_log_by_id(const CTLOG_STORE *store,
const uint8_t *log_id,
size_t log_id_len);
/*
* Loads a CT log list into a |store| from a |file|.
* Returns 1 if loading is successful, or 0 otherwise.
*/
__owur int CTLOG_STORE_load_file(CTLOG_STORE *store, const char *file);
/*
* Loads the default CT log list into a |store|.
* See internal/cryptlib.h for the environment variable and file path that are
* consulted to find the default file.
* Returns 1 if loading is successful, or 0 otherwise.
*/
__owur int CTLOG_STORE_load_default_file(CTLOG_STORE *store);
/* BEGIN ERROR CODES */
/*
* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
*/
int ERR_load_CT_strings(void);
/* Error codes for the CT functions. */
/* Function codes. */
# define CT_F_CTLOG_NEW 117
# define CT_F_CTLOG_NEW_FROM_BASE64 118
# define CT_F_CTLOG_NEW_FROM_CONF 119
# define CT_F_CTLOG_STORE_LOAD_CTX_NEW 122
# define CT_F_CTLOG_STORE_LOAD_FILE 123
# define CT_F_CTLOG_STORE_LOAD_LOG 130
# define CT_F_CTLOG_STORE_NEW 131
# define CT_F_CT_BASE64_DECODE 124
# define CT_F_CT_POLICY_EVAL_CTX_NEW 133
# define CT_F_CT_V1_LOG_ID_FROM_PKEY 125
# define CT_F_I2O_SCT 107
# define CT_F_I2O_SCT_LIST 108
# define CT_F_I2O_SCT_SIGNATURE 109
# define CT_F_O2I_SCT 110
# define CT_F_O2I_SCT_LIST 111
# define CT_F_O2I_SCT_SIGNATURE 112
# define CT_F_SCT_CTX_NEW 126
# define CT_F_SCT_CTX_VERIFY 128
# define CT_F_SCT_NEW 100
# define CT_F_SCT_NEW_FROM_BASE64 127
# define CT_F_SCT_SET0_LOG_ID 101
# define CT_F_SCT_SET1_EXTENSIONS 114
# define CT_F_SCT_SET1_LOG_ID 115
# define CT_F_SCT_SET1_SIGNATURE 116
# define CT_F_SCT_SET_LOG_ENTRY_TYPE 102
# define CT_F_SCT_SET_SIGNATURE_NID 103
# define CT_F_SCT_SET_VERSION 104
/* Reason codes. */
# define CT_R_BASE64_DECODE_ERROR 108
# define CT_R_INVALID_LOG_ID_LENGTH 100
# define CT_R_LOG_CONF_INVALID 109
# define CT_R_LOG_CONF_INVALID_KEY 110
# define CT_R_LOG_CONF_MISSING_DESCRIPTION 111
# define CT_R_LOG_CONF_MISSING_KEY 112
# define CT_R_LOG_KEY_INVALID 113
# define CT_R_SCT_FUTURE_TIMESTAMP 116
# define CT_R_SCT_INVALID 104
# define CT_R_SCT_INVALID_SIGNATURE 107
# define CT_R_SCT_LIST_INVALID 105
# define CT_R_SCT_LOG_ID_MISMATCH 114
# define CT_R_SCT_NOT_SET 106
# define CT_R_SCT_UNSUPPORTED_VERSION 115
# define CT_R_UNRECOGNIZED_SIGNATURE_NID 101
# define CT_R_UNSUPPORTED_ENTRY_TYPE 102
# define CT_R_UNSUPPORTED_VERSION 103
# ifdef __cplusplus
}
# endif
# endif
#endif
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