# include <openssl/ssl.h>
# include <openssl/symhacks.h>
+#include "record/ssl3_buffer.h"
+#include "record/ssl3_record.h"
#include "record/rec_layer.h"
# ifdef OPENSSL_BUILD_SHLIBSSL
int type;
/* SSLv3 */
const SSL_METHOD *method;
-
- RECORD_LAYER rlayer;
/*
* There are 2 BIO's even though they are normally both the same. This
* is so data can be read and written to different handlers
* basis, depending on the chosen cipher.
*/
int (*not_resumable_session_cb) (SSL *ssl, int is_forward_secure);
+
+ RECORD_LAYER rlayer;
};
-typedef struct ssl3_record_st {
- /* type of record */
- /*
- * r
- */ int type;
- /* How many bytes available */
- /*
- * rw
- */ unsigned int length;
- /*
- * How many bytes were available before padding was removed? This is used
- * to implement the MAC check in constant time for CBC records.
- */
- /*
- * rw
- */ unsigned int orig_len;
- /* read/write offset into 'buf' */
- /*
- * r
- */ unsigned int off;
- /* pointer to the record data */
- /*
- * rw
- */ unsigned char *data;
- /* where the decode bytes are */
- /*
- * rw
- */ unsigned char *input;
- /* only used with decompression - malloc()ed */
- /*
- * r
- */ unsigned char *comp;
- /* epoch number, needed by DTLS1 */
- /*
- * r
- */ unsigned long epoch;
- /* sequence number, needed by DTLS1 */
- /*
- * r
- */ unsigned char seq_num[8];
-} SSL3_RECORD;
-
-typedef struct ssl3_buffer_st {
- /* at least SSL3_RT_MAX_PACKET_SIZE bytes, see ssl3_setup_buffers() */
- unsigned char *buf;
- /* buffer size */
- size_t len;
- /* where to 'copy from' */
- int offset;
- /* how many bytes left */
- int left;
-} SSL3_BUFFER;
typedef struct ssl3_state_st {
long flags;
int empty_fragment_done;
/* The value of 'extra' when the buffers were initialized */
int init_extra;
- SSL3_BUFFER rbuf; /* read IO goes into here */
- SSL3_BUFFER wbuf; /* write IO goes into here */
- SSL3_RECORD rrec; /* each decoded record goes in here */
- SSL3_RECORD wrec; /* goes out from here */
/*
* storage for Alert/Handshake protocol data received but not yet
* processed by ssl3_read_bytes:
/* Max MTU overhead we know about so far is 40 for IPv6 + 8 for UDP */
# define DTLS1_MAX_MTU_OVERHEAD 48
-typedef struct dtls1_bitmap_st {
- unsigned long map; /* track 32 packets on 32-bit systems and 64
- * - on 64-bit systems */
- unsigned char max_seq_num[8]; /* max record number seen so far, 64-bit
- * value in big-endian encoding */
-} DTLS1_BITMAP;
-
struct dtls1_retransmit_state {
EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */
EVP_MD_CTX *write_hash; /* used for mac generation */
unsigned int num_alerts;
};
-typedef struct record_pqueue_st {
- unsigned short epoch;
- pqueue q;
-} record_pqueue;
-
typedef struct hm_fragment_st {
struct hm_header_st msg_header;
unsigned char *fragment;
int ssl3_renegotiate(SSL *ssl);
int ssl3_renegotiate_check(SSL *ssl);
__owur int ssl3_dispatch_alert(SSL *s);
-__owur int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek);
-__owur int ssl3_write_bytes(SSL *s, int type, const void *buf, int len);
__owur int ssl3_final_finish_mac(SSL *s, const char *sender, int slen,
unsigned char *p);
__owur int ssl3_cert_verify_mac(SSL *s, int md_nid, unsigned char *p);
void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len);
-__owur int ssl3_enc(SSL *s, int send_data);
-__owur int n_ssl3_mac(SSL *ssl, unsigned char *md, int send_data);
void ssl3_free_digest_list(SSL *s);
__owur unsigned long ssl3_output_cert_chain(SSL *s, CERT_PKEY *cpk);
__owur SSL_CIPHER *ssl3_choose_cipher(SSL *ssl, STACK_OF(SSL_CIPHER) *clnt,
STACK_OF(SSL_CIPHER) *srvr);
-__owur int ssl3_setup_buffers(SSL *s);
-__owur int ssl3_setup_read_buffer(SSL *s);
-__owur int ssl3_setup_write_buffer(SSL *s);
-int ssl3_release_read_buffer(SSL *s);
-int ssl3_release_write_buffer(SSL *s);
__owur int ssl3_digest_cached_records(SSL *s);
__owur int ssl3_new(SSL *s);
void ssl3_free(SSL *s);
__owur long tls1_default_timeout(void);
__owur int dtls1_do_write(SSL *s, int type);
-__owur int ssl3_read_n(SSL *s, int n, int max, int extend);
-__owur int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek);
-__owur int ssl3_do_compress(SSL *ssl);
-__owur int ssl3_do_uncompress(SSL *ssl);
-__owur int ssl3_write_pending(SSL *s, int type, const unsigned char *buf,
- unsigned int len);
void dtls1_set_message_header(SSL *s,
unsigned char *p, unsigned char mt,
unsigned long len,
void dtls1_get_message_header(unsigned char *data,
struct hm_header_st *msg_hdr);
void dtls1_get_ccs_header(unsigned char *data, struct ccs_header_st *ccs_hdr);
-void dtls1_reset_seq_numbers(SSL *s, int rw);
__owur long dtls1_default_timeout(void);
__owur struct timeval *dtls1_get_timeout(SSL *s, struct timeval *timeleft);
__owur int dtls1_check_timeout_num(SSL *s);
__owur int ssl23_accept(SSL *s);
__owur int ssl23_connect(SSL *s);
-__owur int ssl23_read_bytes(SSL *s, int n);
-__owur int ssl23_write_bytes(SSL *s);
__owur int tls1_new(SSL *s);
void tls1_free(SSL *s);
__owur int dtls1_shutdown(SSL *s);
__owur long dtls1_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
-__owur int dtls1_get_record(SSL *s);
-__owur int do_dtls1_write(SSL *s, int type, const unsigned char *buf,
- unsigned int len, int create_empty_fragement);
__owur int dtls1_dispatch_alert(SSL *s);
__owur int ssl_init_wbio_buffer(SSL *s, int push);
__owur int tls1_change_cipher_state(SSL *s, int which);
__owur int tls1_setup_key_block(SSL *s);
-__owur int tls1_enc(SSL *s, int snd);
__owur int tls1_final_finish_mac(SSL *s,
const char *str, int slen, unsigned char *p);
__owur int tls1_cert_verify_mac(SSL *s, int md_nid, unsigned char *p);
-__owur int tls1_mac(SSL *ssl, unsigned char *md, int snd);
__owur int tls1_generate_master_secret(SSL *s, unsigned char *out,
unsigned char *p, int len);
__owur int tls1_export_keying_material(SSL *s, unsigned char *out, size_t olen,
__owur int ssl_handshake_hash(SSL *s, unsigned char *out, int outlen);
/* s3_cbc.c */
-void ssl3_cbc_copy_mac(unsigned char *out,
- const SSL3_RECORD *rec, unsigned md_size);
-__owur int ssl3_cbc_remove_padding(const SSL *s,
- SSL3_RECORD *rec,
- unsigned block_size, unsigned mac_size);
-__owur int tls1_cbc_remove_padding(const SSL *s,
- SSL3_RECORD *rec,
- unsigned block_size, unsigned mac_size);
__owur char ssl3_cbc_record_digest_supported(const EVP_MD_CTX *ctx);
void ssl3_cbc_digest_record(const EVP_MD_CTX *ctx,
unsigned char *md_out,
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