Files
2026-08-13 16:50:52 +08:00

106 lines
2.9 KiB
C

#ifndef _ZE_TLS_H_
#define _ZE_TLS_H_
#include <mbedtls/debug.h>
#include <mbedtls/x509_crt.h>
#include <mbedtls/entropy.h>
#include <mbedtls/ctr_drbg.h>
#include <mbedtls/ssl.h>
// #include <mbedtls/net.h>
#include <mbedtls/net_sockets.h>
#include "lwip/sockets.h"
#include <stdio.h>
// #include <fcntl.h>
/**
* Server certificate(CA/CRL/KEY) container
*/
typedef struct {
char *pCa; /* ca pointer */
unsigned int nCa; /* ca length */
char *pCert; /* cert pointer */
unsigned int nCert; /* cert length */
char *pKey; /* key pointer */
unsigned int nKey; /* key length */
} security_server;
/**
* Client certificate(CA) container
*/
typedef struct {
char *pCa; /* ca pointer */
unsigned int nCa; /* ca length */
security_server certs;
} security_client;
/**
* Container for certificate and Public key container.
*/
typedef union {
struct {
mbedtls_x509_crt ca; /* CA used for verify server crt */
mbedtls_x509_crt cert; /* crt for oneself */
mbedtls_pk_context key; /* key for oneself */
} cli_cert;
struct {
mbedtls_x509_crt cert;
mbedtls_pk_context key; /* Public key container */
} srv_cert;
} crt_context;
/**
* mbedtls wrapper context structure
*
* The structure ensures that mbedtls api works properly and is dynamically created by
* api (mbedtls_init_context). It contains all the info needed in the tls process.
*/
typedef struct
{
int is_client;
crt_context cert;
mbedtls_entropy_context entropy;
mbedtls_ctr_drbg_context ctr_drbg;
mbedtls_ssl_context ssl;
mbedtls_ssl_config conf;
} mbedtls_context;
typedef mbedtls_net_context mbedtls_sock;
#if defined (MBEDTLS_SSL_CLI_C)
#define MBEDTLS_CLIENT
#endif
#if defined (MBEDTLS_SSL_SRV_C)
#define MBEDTLS_SERVER
#endif
#define MBEDTLS_SSL_CLIENT_VERIFY_LEVEL MBEDTLS_SSL_VERIFY_OPTIONAL
#define MBEDTLS_SSL_SERVER_VERIFY_LEVEL MBEDTLS_SSL_VERIFY_NONE
mbedtls_sock* mbedtls_socket(int nonblock);
mbedtls_context* mbedtls_init_context(int client);
void mbedtls_deinit_context(mbedtls_context *context);
int mbedtls_closesocket(mbedtls_sock* fd);
int mbedtls_config_context(mbedtls_context *context, void *param, int verify);
int mbedtls_handshake(mbedtls_context *context, mbedtls_sock* fd);
int mbedtls_send(mbedtls_context *context,char *buf, int len);
void mbedtls_set_recv_timeout(mbedtls_context *context, int timeout_ms);
int mbedtls_recv(mbedtls_context *context, char *buf, int len);
int mbedtls_recv_pending(mbedtls_context *context);
int mbedtls_connect(mbedtls_context *context, mbedtls_sock* fd, struct sockaddr *name, int namelen, char *hostname);
int mbedtls_accept(mbedtls_context *context, mbedtls_sock *local_fd, mbedtls_sock *remote_fd);
#endif