| SYNOPSIS | 
#include <dkim.h>
const unsigned char *dkim_get_signer(
	DKIM *dkim);
);
Returns the current signer (i.e. value to be used in the "i=" tag)
for a signing handle. | 
|---|
| DESCRIPTION | 
| Called When | dkim_get_signer() can be called at any time prior to signature
generation. |  | 
|---|
| ARGUMENTS | 
    | Argument | Description | 
|---|
 | dkim | Message-specific signing handle, returned by
        dkim_sign(). |  | 
|---|
| RETURN VALUES | 
NULL -- no signer has been requested, meaning no "i=" tag will be
    included in the generated signature
otherwise -- a pointer to a terminated string containing the signer
    address previously requested
 | 
| NOTES |  |