asn1_read_tag - API function

       asn1_node_const root
                   pointer to a structure

       const char * name
                   the name of the element inside a structure.

       int * tagValue
                   variable that will contain the TAG value.

       int * classValue
                   variable that will specify the TAG type.

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       Copying and distribution of this file, with or without modification, are permitted in any medium  without
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       Returns  the TAG and the CLASS of one element inside a structure.  CLASS can have one of these constants:
       ASN1_CLASS_APPLICATION, ASN1_CLASS_UNIVERSAL, ASN1_CLASS_PRIVATE or ASN1_CLASS_CONTEXT_SPECIFIC.

       asn1_read_tag - API function

ASN1_SUCCESS if successful, ASN1_ELEMENT_NOT_FOUND if
        name is not a valid element.

       The full documentation for libtasn1 is maintained as a Texinfo manual.  If the info and libtasn1 programs
       are properly installed at your site, the command

              infolibtasn1

       should give you access to the complete manual.  As an alternative you may obtain the manual from:

              https://www.gnu.org/software/libtasn1/manual/

libtasn1                                             4.20.0                                     asn1_read_tag(3)

#include<libtasn1.h>intasn1_read_tag(asn1_node_constroot,constchar*name,int*tagValue,int*classValue);