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Callback Identifiers

This section lists the identifiers passed by the BIO callback to indicate which function initiated the callback.

Defines

#define BIO_CB_FREE
 Indicates that the BIO callback function was called during an execution of BIO_free().

#define BIO_CB_READ
 Indicates that the BIO callback function was called during an execution of BIO_read().

#define BIO_CB_WRITE
 Indicates that the BIO callback function was called during an execution of BIO_write().

#define BIO_CB_PUTS
 Indicates that the BIO callback function was called during an execution of BIO_puts().

#define BIO_CB_GETS
 Indicates that the BIO callback function was called during an execution of BIO_gets().

#define BIO_CB_CTRL
 Indicates that the BIO callback function was called during an execution of BIO_ctrl().

#define BIO_CB_FUNC_MASK
 Used to mask the function number of the command.

#define BIO_CB_RETURN
 Indicates that the BIO callback function was called after the execution of the underlying operation, rather than before. More...


Define Documentation

#define BIO_CB_RETURN
 

Indicates that the BIO callback function was called after the execution of the underlying operation, rather than before. The BIO callback is usually executed both before and after the underlying operation. This flag is used in conjunction with the other Callback Identifiers.


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