cataphract

@Grab('io.undertow:undertow-core:2.2.25.Final')
@Grab('io.undertow:undertow-servlet:2.2.25.Final')
@Grab('com.squareup.okhttp3:okhttp:4.9.1')

import io.undertow.Undertow
import io.undertow.channels.DetachableStreamSinkChannel
import io.undertow.server.HttpServerExchange
import io.undertow.servlet.Servlets
import io.undertow.servlet.api.DeploymentInfo
import io.undertow.servlet.api.ServletContainer

cataphract

function _h {
  local postprompt=$1
  local prompt
  if [[ $# -eq 1 || $2 == '-' ]]; then
    prompt=$(cat)
  else
    prompt="$2"
  fi

  prompt=$(echo "$prompt"$'\n'"$postprompt" | jq -sR '@text')

cataphract

g++ -v -std=c++11 -fno-exceptions -fno-rtti -nostdlib \
  /usr/lib/x86_64-linux-gnu/{Scrt1.o,crti.o} \
  /usr/lib/gcc/x86_64-linux-gnu/11/crtbeginS.o \
  example.cpp -o example \
  -lgcc \
  -Wl,--push-state -Wl,--as-needed -lgcc_s -Wl,--pop-state \
  -lc -lgcc \
  -Wl,--push-state -Wl,--as-needed -lgcc_s -Wl,--pop-state \
  /usr/lib/gcc/x86_64-linux-gnu/11/crtendS.o \
  /usr/lib/x86_64-linux-gnu/crtn.o

cataphract

struct link_map {
	char _other[8];
	char *l_name;
};
uprobe:/usr/lib/x86_64-linux-gnu/libc.so.6:dlopen {
    printf("opening %s\n", str(reg("di")));
}
uprobe:/usr/lib/x86_64-linux-gnu/libc.so.6:dlclose {
    $lm = (struct link_map*)reg("di");
    printf("closing %s\n", str($lm->l_name));

cataphract

struct link_map {
    char _other[8];
    char *l_name;
    char _other2[776];
    unsigned l_direct_opencount;
};
uprobe:/usr/lib/x86_64-linux-gnu/libc.so.6:dlopen {
    @enter[tid] = arg0;
}
uretprobe:/usr/lib/x86_64-linux-gnu/libc.so.6:dlopen {

cataphract

import groovy.transform.CompileStatic

import java.lang.invoke.*

import static groovyjarjarasm.asm.Opcodes.H_INVOKESTATIC

class Logger {
    private final String name
    Logger(Class cls)  {
        name = cls.name

cataphract

#include <iostream>
#include <type_traits>

struct type_to_convert {
    type_to_convert(int i) : i(i) {};
    type_to_convert(const type_to_convert&) = delete;
    type_to_convert(type_to_convert&&) = delete;
    int i;
};

cataphract

FROM php:7.2.25

ADD config.m4 php_rinit_error.h rinit_error.c /opt/rinit_error/
RUN cd /opt/rinit_error && phpize && ./configure && make -j install && make clean

ADD index.php /var/www/html

CMD ["php", "-S", "0.0.0.0:8080", "-d", "memory_limit=2m", \
     "-d", "extension=rinit_error.so", "index.php"]

cataphract

require 'json'
data = ARGF.read
json = JSON.load data
json = json['results']['data']
json = json.select { |x| x[6] == 'v' }
json = json.map { |x| [x[5], JSON.load(x[7])] }
puts JSON.dump(json)

cataphract

package io.sqreen.powerwaf.test;

import org.junit.runner.notification.RunNotifier;
import org.junit.runners.BlockJUnit4ClassRunner;
import org.junit.runners.model.FrameworkMethod;
import org.junit.runners.model.InitializationError;
import org.junit.runners.model.Statement;
import org.junit.runners.model.TestClass;

import java.lang.reflect.UndeclaredThrowableException;