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/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "cli.h"
#if defined(BOTAN_HAS_ASN1)
#include <botan/asn1_print.h>
#if defined(BOTAN_HAS_PEM_CODEC)
#include <botan/pem.h>
#endif
namespace Botan_CLI {
class ASN1_Printer final : public Command
{
public:
ASN1_Printer() : Command("asn1print --pem file") {}
void go() override
{
const std::string input = get_arg("file");
std::vector<uint8_t> contents;
if(flag_set("pem"))
{
#if defined(BOTAN_HAS_PEM_CODEC)
std::string pem_label;
contents = unlock(Botan::PEM_Code::decode(slurp_file_as_str(input), pem_label));
#else
throw CLI_Error_Unsupported("PEM decoding not available in this build");
#endif
}
else
{
contents = slurp_file(input);
}
// TODO make these configurable
const size_t LIMIT = 4 * 1024;
const size_t BIN_LIMIT = 1024;
const bool PRINT_CONTEXT_SPECIFIC = true;
Botan::ASN1_Pretty_Printer printer(LIMIT, BIN_LIMIT, PRINT_CONTEXT_SPECIFIC);
printer.print_to_stream(output(), contents.data(), contents.size());
}
};
BOTAN_REGISTER_COMMAND("asn1print", ASN1_Printer);
}
#endif // BOTAN_HAS_ASN1 && BOTAN_HAS_PEM_CODEC
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