Use typedefs for PSK, NPN, ALPN callback functions (8cbfcc70) · Commits · CYBER - Cyber Security / TS 103 523 MSP / ETS / ETS OpenSSL

include/openssl/ssl.h

+40 −75

Original line number	Diff line number	Diff line
		@@ -656,25 +656,30 @@ void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
		unsigned int
		cookie_len));
		# ifndef OPENSSL_NO_NEXTPROTONEG
		# define SSL_CTX_set_npn_select_cb SSL_CTX_set_next_proto_select_cb
		# define SSL_CTX_set_npn_advertised_cb SSL_CTX_set_next_protos_advertised_cb
		# define SSL_get0_npn_negotiated SSL_get0_next_proto_negotiated
		void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
		int (cb) (SSL ssl,

		typedef int (SSL_CTX_npn_advertised_cb_func)(SSL ssl,
		const unsigned char **out,
		unsigned int *outlen,
		void *arg),
		void *arg);
		void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
		int (cb) (SSL ssl,
		void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
		SSL_CTX_npn_advertised_cb_func cb,
		void *arg);
		# define SSL_CTX_set_npn_advertised_cb SSL_CTX_set_next_protos_advertised_cb

		typedef int (SSL_CTX_npn_select_cb_func)(SSL s,
		unsigned char **out,
		unsigned char *outlen,
		const unsigned char *in,
		unsigned int inlen,
		void *arg),
		void *arg);
		void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
		SSL_CTX_npn_select_cb_func cb,
		void *arg);
		# define SSL_CTX_set_npn_select_cb SSL_CTX_set_next_proto_select_cb

		void SSL_get0_next_proto_negotiated(const SSL s, const unsigned char *data,
		unsigned *len);
		# define SSL_get0_npn_negotiated SSL_get0_next_proto_negotiated
		# endif

		__owur int SSL_select_next_proto(unsigned char *out, unsigned char outlen,
		@@ -690,13 +695,15 @@ __owur int SSL_CTX_set_alpn_protos(SSL_CTX ctx, const unsigned char protos,
		unsigned int protos_len);
		__owur int SSL_set_alpn_protos(SSL ssl, const unsigned char protos,
		unsigned int protos_len);
		void SSL_CTX_set_alpn_select_cb(SSL_CTX *ctx,
		int (cb) (SSL ssl,
		typedef int (SSL_CTX_alpn_select_cb_func)(SSL ssl,
		const unsigned char **out,
		unsigned char *outlen,
		const unsigned char *in,
		unsigned int inlen,
		void arg), void arg);
		void *arg);
		void SSL_CTX_set_alpn_select_cb(SSL_CTX *ctx,
		SSL_CTX_alpn_select_cb_func cb,
		void *arg);
		void SSL_get0_alpn_selected(const SSL ssl, const unsigned char *data,
		unsigned int *len);

		@@ -707,64 +714,22 @@ void SSL_get0_alpn_selected(const SSL ssl, const unsigned char *data,
		*/
		# define PSK_MAX_IDENTITY_LEN 128
		# define PSK_MAX_PSK_LEN 256
		void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
		unsigned int (*psk_client_callback) (SSL
		*ssl,
		const
		char
		*hint,
		char
		*identity,
		unsigned
		int
		max_identity_len,
		unsigned
		char
		*psk,
		unsigned
		int
		max_psk_len));
		void SSL_set_psk_client_callback(SSL *ssl,
		unsigned int (*psk_client_callback) (SSL
		*ssl,
		const
		char
		*hint,
		char
		*identity,
		unsigned
		int
		max_identity_len,
		unsigned
		char
		*psk,
		unsigned
		int
		max_psk_len));
		void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
		unsigned int (*psk_server_callback) (SSL
		*ssl,
		const
		char
		*identity,
		unsigned
		char
		*psk,
		unsigned
		int
		max_psk_len));
		void SSL_set_psk_server_callback(SSL *ssl,
		unsigned int (*psk_server_callback) (SSL
		*ssl,
		const
		char
		*identity,
		unsigned
		char
		*psk,
		unsigned
		int
		max_psk_len));
		typedef unsigned int (SSL_psk_client_cb_func)(SSL ssl,
		const char *hint,
		char *identity,
		unsigned int max_identity_len,
		unsigned char *psk,
		unsigned int max_psk_len);
		void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx, SSL_psk_client_cb_func cb);
		void SSL_set_psk_client_callback(SSL *ssl, SSL_psk_client_cb_func cb);

		typedef unsigned int (SSL_psk_server_cb_func)(SSL ssl,
		const char *identity,
		unsigned char *psk,
		unsigned int max_psk_len);
		void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx, SSL_psk_server_cb_func cb);
		void SSL_set_psk_server_callback(SSL *ssl, SSL_psk_server_cb_func cb);

		__owur int SSL_CTX_use_psk_identity_hint(SSL_CTX ctx, const char identity_hint);
		__owur int SSL_use_psk_identity_hint(SSL s, const char identity_hint);
		const char SSL_get_psk_identity_hint(const SSL s);

ssl/ssl_lib.c

+8 −43

Original line number	Diff line number	Diff line
		@@ -2267,10 +2267,7 @@ void SSL_get0_next_proto_negotiated(const SSL s, const unsigned char *data,
		* ServerHello.
		*/
		void SSL_CTX_set_npn_advertised_cb(SSL_CTX *ctx,
		int (cb) (SSL ssl,
		const unsigned char **out,
		unsigned int *outlen,
		void *arg),
		SSL_CTX_npn_advertised_cb_func cb,
		void *arg)
		{
		ctx->ext.npn_advertised_cb = cb;
		@@ -2288,11 +2285,7 @@ void SSL_CTX_set_npn_advertised_cb(SSL_CTX *ctx,
		* a value other than SSL_TLSEXT_ERR_OK.
		*/
		void SSL_CTX_set_npn_select_cb(SSL_CTX *ctx,
		int (cb) (SSL s, unsigned char **out,
		unsigned char *outlen,
		const unsigned char *in,
		unsigned int inlen,
		void *arg),
		SSL_CTX_npn_select_cb_func cb,
		void *arg)
		{
		ctx->ext.npn_select_cb = cb;
		@@ -2344,12 +2337,8 @@ int SSL_set_alpn_protos(SSL ssl, const unsigned char protos,
		* from the client's list of offered protocols.
		*/
		void SSL_CTX_set_alpn_select_cb(SSL_CTX *ctx,
		int (cb) (SSL ssl,
		const unsigned char **out,
		unsigned char *outlen,
		const unsigned char *in,
		unsigned int inlen,
		void arg), void arg)
		SSL_CTX_alpn_select_cb_func cb,
		void *arg)
		{
		ctx->ext.alpn_select_cb = cb;
		ctx->ext.alpn_select_cb_arg = arg;
		@@ -3726,46 +3715,22 @@ const char SSL_get_psk_identity(const SSL s)
		return (s->session->psk_identity);
		}

		void SSL_set_psk_client_callback(SSL *s,
		unsigned int (cb) (SSL ssl,
		const char *hint,
		char *identity,
		unsigned int
		max_identity_len,
		unsigned char *psk,
		unsigned int max_psk_len))
		void SSL_set_psk_client_callback(SSL *s, SSL_psk_client_cb_func cb)
		{
		s->psk_client_callback = cb;
		}

		void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
		unsigned int (cb) (SSL ssl,
		const char *hint,
		char *identity,
		unsigned int
		max_identity_len,
		unsigned char *psk,
		unsigned int
		max_psk_len))
		void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx, SSL_psk_client_cb_func cb)
		{
		ctx->psk_client_callback = cb;
		}

		void SSL_set_psk_server_callback(SSL *s,
		unsigned int (cb) (SSL ssl,
		const char *identity,
		unsigned char *psk,
		unsigned int max_psk_len))
		void SSL_set_psk_server_callback(SSL *s, SSL_psk_server_cb_func cb)
		{
		s->psk_server_callback = cb;
		}

		void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
		unsigned int (cb) (SSL ssl,
		const char *identity,
		unsigned char *psk,
		unsigned int
		max_psk_len))
		void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx, SSL_psk_server_cb_func cb)
		{
		ctx->psk_server_callback = cb;
		}

ssl/ssl_locl.h

+6 −22

Original line number	Diff line number	Diff line
		@@ -843,30 +843,20 @@ struct ssl_ctx_st {
		* For a server, this contains a callback function by which the set of
		* advertised protocols can be provided.
		*/
		int (npn_advertised_cb) (SSL s, const unsigned char **buf,
		unsigned int len, void arg);
		SSL_CTX_npn_advertised_cb_func npn_advertised_cb;
		void *npn_advertised_cb_arg;
		/*
		* For a client, this contains a callback function that selects the next
		* protocol from the list provided by the server.
		*/
		int (npn_select_cb) (SSL s, unsigned char **out,
		unsigned char *outlen,
		const unsigned char *in,
		unsigned int inlen, void *arg);
		SSL_CTX_npn_select_cb_func npn_select_cb;
		void *npn_select_cb_arg;
		# endif
		} ext;

		# ifndef OPENSSL_NO_PSK
		unsigned int (psk_client_callback) (SSL ssl, const char *hint,
		char *identity,
		unsigned int max_identity_len,
		unsigned char *psk,
		unsigned int max_psk_len);
		unsigned int (psk_server_callback) (SSL ssl, const char *identity,
		unsigned char *psk,
		unsigned int max_psk_len);
		SSL_psk_client_cb_func psk_client_callback;
		SSL_psk_server_cb_func psk_server_callback;
		# endif

		# ifndef OPENSSL_NO_SRP
		@@ -1002,14 +992,8 @@ struct ssl_st {
		/* actual code */
		int error_code;
		# ifndef OPENSSL_NO_PSK
		unsigned int (psk_client_callback) (SSL ssl, const char *hint,
		char *identity,
		unsigned int max_identity_len,
		unsigned char *psk,
		unsigned int max_psk_len);
		unsigned int (psk_server_callback) (SSL ssl, const char *identity,
		unsigned char *psk,
		unsigned int max_psk_len);
		SSL_psk_client_cb_func psk_client_callback;
		SSL_psk_server_cb_func psk_server_callback;
		# endif
		SSL_CTX *ctx;
		/* Verified chain of peer */

ssl/statem/extensions.c

+3 −21

Original line number	Diff line number	Diff line
		@@ -799,28 +799,10 @@ static int init_status_request(SSL *s, unsigned int context)
		* Ensure we get sensible values passed to tlsext_status_cb in the event
		* that we don't receive a status message
		*/
		OPENSSL_free(s->tlsext_ocsp_resp);
		s->ext.ocsp_resp = NULL;
		s->ext.ocsp_resplen = 0;
		}

		return 1;
		}

		static int final_status_request(SSL *s, unsigned int context, int sent,
		int *al)
		{
		if (s->server)
		return 1;

		/*
		* Ensure we get sensible values passed to ext.status_cb in the event
		* that we don't receive a status message
		*/
		OPENSSL_free(s->ext.ocsp.resp);
		s->ext.ocsp.resp = NULL;
		s->ext.ocsp.resp_len = 0;
		>>>>>>> Move extension data into sub-structs
		}

		return 1;
		}

ssl/statem/statem_clnt.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -2204,18 +2204,18 @@ int tls_process_cert_status_body(SSL s, PACKET pkt, int *al)
		SSLerr(SSL_F_TLS_PROCESS_CERT_STATUS_BODY, SSL_R_LENGTH_MISMATCH);
		return 0;
		}
		s->tlsext_ocsp_resp = OPENSSL_malloc(resplen);
		if (s->ext.ocsp_resp == NULL) {
		s->ext.ocsp.resp = OPENSSL_malloc(resplen);
		if (s->ext.ocsp.resp == NULL) {
		*al = SSL_AD_INTERNAL_ERROR;
		SSLerr(SSL_F_TLS_PROCESS_CERT_STATUS_BODY, ERR_R_MALLOC_FAILURE);
		return 0;
		}
		if (!PACKET_copy_bytes(pkt, s->ext.ocsp_resp, resplen)) {
		if (!PACKET_copy_bytes(pkt, s->ext.ocsp.resp, resplen)) {
		*al = SSL_AD_DECODE_ERROR;
		SSLerr(SSL_F_TLS_PROCESS_CERT_STATUS_BODY, SSL_R_LENGTH_MISMATCH);
		return 0;
		}
		s->ext.ocsp_resplen = resplen;
		s->ext.ocsp.resp_len = resplen;

		return 1;
		}