/* * Copyright (C) 2001 - 2004 Mike Wray * * This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of the * License, or (at your option) any later version. This library is * distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. * See the GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /** @file * Lexical analysis. */ #include "sys_string.h" #include "lexis.h" #include /** Check if a value lies in a (closed) range. * * @param x value to test * @param lo low end of the range * @param hi high end of the range * @return 1 if x is in the interval [lo, hi], 0 otherwise */ inline static int in_range(int x, int lo, int hi){ return (lo <= x) && (x <= hi); } /** Determine if a string is an (unsigned) decimal number. * * @param s pointer to characters to test * @param n length of string * @return 1 if s is a decimal number, 0 otherwise. */ int is_decimal_number(const char *s, int n){ int i; if(n <= 0)return 0; for(i = 0; i < n; i++){ if(!in_decimal_digit_class(s[i])) return 0; } return 1; } /** Determine if a string is a hex number. * Hex numbers are 0, or start with 0x or 0X followed * by a non-zero number of hex digits (0-9,a-f,A-F). * * @param s pointer to characters to test * @param n length of string * @return 1 if s is a hex number, 0 otherwise. */ int is_hex_number(const char *s, int n){ int i; if(n <= 0) return 0; if(n == 1){ return s[0]=='0'; } if(n <= 3) return 0; if(s[0] != '0' || (s[1] != 'x' && s[1] != 'X')) return 0; for(i = 2; i < n; i++){ if(!in_hex_digit_class(s[i])) return 0; } return 1; } /** Test if a string matches a keyword. * The comparison is case-insensitive. * The comparison fails if either argument is null. * * @param s string * @param k keyword * @return 1 if they match, 0 otherwise */ int is_keyword(const char *s, const char *k){ return s && k && !strcasecmp(s, k); } /** Test if a string matches a character. * * @param s string * @param c character (non-null) * @return 1 if s contains exactly c, 0 otherwise */ int is_keychar(const char *s, char c){ return c && (s[0] == c) && !s[1]; } 4bb58c1951f79e630'>examples/flowwriter.py
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import random
import sys

from mitmproxy.flow import FlowWriter


def start(context, argv):
    if len(argv) != 2:
        raise ValueError('Usage: -s "flowriter.py filename"')

    if argv[1] == "-":
        f = sys.stdout
    else:
        f = open(argv[1], "wb")
    context.flow_writer = FlowWriter(f)


def response(context, flow):
    if random.choice([True, False]):
        context.flow_writer.add(flow)
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