socket_bio.h

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// SPDX-License-Identifier: Apache-2.0
#ifndef SYMBIAN_MBEDTLS_SOCKET_BIO_H_
#define SYMBIAN_MBEDTLS_SOCKET_BIO_H_
 
#include <stddef.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
// The caller owns fd and closes it after all callbacks have stopped. Attach
// makes the connected socket nonblocking; a failed attach leaves it unchanged.
typedef struct symbian_mbedtls_socket_bio {
  int fd;
  int cancelled;
} symbian_mbedtls_socket_bio;
 
int symbian_mbedtls_socket_bio_attach(symbian_mbedtls_socket_bio* bio, int fd);
void symbian_mbedtls_socket_bio_cancel(symbian_mbedtls_socket_bio* bio);
int symbian_mbedtls_socket_bio_send(void* context, const unsigned char* data,
                                    size_t size);
int symbian_mbedtls_socket_bio_recv(void* context, unsigned char* data,
                                    size_t size);
 
#ifdef __cplusplus
}
#endif
#endif  // SYMBIAN_MBEDTLS_SOCKET_BIO_H_