NAME

       asn1_read_tag - API function

SYNOPSIS

       #include <libtasn1.h>

       int  asn1_read_tag(asn1_node_const  root,  const  char  *  name,  int  *  tagValue,  int *
       classValue);

ARGUMENTS

       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.

DESCRIPTION

       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.

RETURNS

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

COPYRIGHT

       Copyright © 2006-2021 Free Software Foundation, Inc..
       Copying and distribution of this file, with or without modification, are permitted in  any
       medium without royalty provided the copyright notice and this notice are preserved.

SEE ALSO

       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

              info libtasn1

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

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