mbed TLS v2.0.0
ssl_ticket.h
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1 
24 #ifndef MBEDTLS_SSL_TICKET_H
25 #define MBEDTLS_SSL_TICKET_H
26 
27 /*
28  * This implementation of the session ticket callbacks includes key
29  * management, rotating the keys periodically in order to preserve forward
30  * secrecy, when MBEDTLS_HAVE_TIME is defined.
31  */
32 
33 #include "ssl.h"
34 #include "cipher.h"
35 
36 #if defined(MBEDTLS_THREADING_C)
37 #include "threading.h"
38 #endif
39 
40 #ifdef __cplusplus
41 extern "C" {
42 #endif
43 
47 typedef struct
48 {
49  unsigned char name[4];
50  uint32_t generation_time;
52 }
54 
58 typedef struct
59 {
61  unsigned char active;
63  uint32_t ticket_lifetime;
66  int (*f_rng)(void *, unsigned char *, size_t);
67  void *p_rng;
69 #if defined(MBEDTLS_THREADING_C)
70  mbedtls_threading_mutex_t mutex;
71 #endif
72 }
74 
83 
107  int (*f_rng)(void *, unsigned char *, size_t), void *p_rng,
108  mbedtls_cipher_type_t cipher,
109  uint32_t lifetime );
110 
117 
124 
131 
132 #ifdef __cplusplus
133 }
134 #endif
135 
136 #endif /* ssl_ticket.h */
int mbedtls_ssl_ticket_parse_t(void *p_ticket, mbedtls_ssl_session *session, unsigned char *buf, size_t len)
Callback type: parse and load session ticket.
Definition: ssl.h:1091
int mbedtls_ssl_ticket_setup(mbedtls_ssl_ticket_context *ctx, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng, mbedtls_cipher_type_t cipher, uint32_t lifetime)
Prepare context to be actually used.
Generic cipher context.
Definition: cipher.h:213
uint32_t generation_time
Definition: ssl_ticket.h:50
void mbedtls_ssl_ticket_init(mbedtls_ssl_ticket_context *ctx)
Initialize a ticket context.
mbedtls_cipher_type_t
Definition: cipher.h:79
Threading abstraction layer.
mbedtls_ssl_ticket_parse_t mbedtls_ssl_ticket_parse
Implementation of the ticket parse callback.
Definition: ssl_ticket.h:123
mbedtls_ssl_ticket_write_t mbedtls_ssl_ticket_write
Implementation of the ticket write callback.
Definition: ssl_ticket.h:116
Generic cipher wrapper.
Information for session ticket protection.
Definition: ssl_ticket.h:47
SSL/TLS functions.
int mbedtls_ssl_ticket_write_t(void *p_ticket, const mbedtls_ssl_session *session, unsigned char *start, const unsigned char *end, size_t *tlen, uint32_t *lifetime)
Callback type: generate and write session ticket.
Definition: ssl.h:1061
mbedtls_cipher_context_t ctx
Definition: ssl_ticket.h:51
void mbedtls_ssl_ticket_free(mbedtls_ssl_ticket_context *ctx)
Free a context's content and zeroize it.
Context for session ticket handling functions.
Definition: ssl_ticket.h:58