---
name: "asn1_print_structure"
section: "3"
platform: "linux"
package: "libtasn1"
version: "4.21.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/asn1_print_structure"
---

# asn1\_print\_structure(3)

API function

## NAME

asn1\_print\_structure - API function

## SYNOPSIS

**#include \<libtasn1.h\>**

**void asn1\_print\_structure(FILE \*** *out***, asn1\_node\_const** *structure***, const char \*** *name***, int** *mode***);**

## ARGUMENTS

- FILE \* out

  pointer to the output file (e.g. stdout).

- asn1\_node\_const structure

  pointer to the structure that you want to visit.

- const char \* name

  an element of the structure

- int mode

  specify how much of the structure to print, can be **ASN1\_PRINT\_NAME**, **ASN1\_PRINT\_NAME\_TYPE**, **ASN1\_PRINT\_NAME\_TYPE\_VALUE**, or **ASN1\_PRINT\_ALL**.

## DESCRIPTION

Prints on the  *out* file descriptor the structure's tree starting from the  *name* element inside the structure  *structure* .

## COPYRIGHT

Copyright © 2006-2025 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/**