cloud-email/mitmproxy - clone of mitm proxy

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author	Thomas Kriechbaumer <Kriechi@users.noreply.github.com>	2017-12-18 21:31:00 +0100
committer	GitHub <noreply@github.com>	2017-12-18 21:31:00 +0100
commit	9faad6bc9c2ea42a81ead321f1e41383f63bd0f0 (patch)
tree	5ea6d6eed803f5bbf3b7f8fea20c9761af2568d7 /netlib/test/data
parent	6ef6286d8e53a0a9045fa41956e65dae2e41ab6d (diff)
parent	05a8559dff7a04d8c4109f98357321031c0981f9 (diff)
download	mitmproxy-9faad6bc9c2ea42a81ead321f1e41383f63bd0f0.tar.gz mitmproxy-9faad6bc9c2ea42a81ead321f1e41383f63bd0f0.tar.bz2 mitmproxy-9faad6bc9c2ea42a81ead321f1e41383f63bd0f0.zip

Merge pull request #2702 from Kriechi/fix-2640

improve websocket dumps

Diffstat (limited to 'netlib/test/data')

0 files changed, 0 insertions, 0 deletions

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#!/usr/bin/python

import sys
import re

import idl

def libxl_C_instance_of(ty, instancename):
    if isinstance(ty, idl.Aggregate) and ty.typename is None:
        if instancename is None:
            return libxl_C_type_define(ty)
        else:
            return libxl_C_type_define(ty) + " " + instancename

    s = ""
    if isinstance(ty, idl.Array):
        s += libxl_C_instance_of(ty.lenvar.type, ty.lenvar.name) + ";\n"

    return s + ty.typename + " " + instancename

def libxl_C_type_define(ty, indent = ""):
    s = ""
    if isinstance(ty, idl.Enumeration):
        if ty.typename is None:
            s += "enum {\n"
        else:
            s += "typedef enum %s {\n" % ty.typename

        for v in ty.values:
            x = "%s = %d" % (v.name, v.value)
            x = x.replace("\n", "\n    ")
            s += "    " + x + ",\n"
        if ty.typename is None:
            s += "}"
        else:
            s += "} %s" % ty.typename

    elif isinstance(ty, idl.Aggregate):
        if isinstance(ty, idl.KeyedUnion):
            s += libxl_C_instance_of(ty.keyvar.type, ty.keyvar.name) + ";\n"
            
        if ty.typename is None:
            s += "%s {\n" % ty.kind
        else:
            s += "typedef %s %s {\n" % (ty.kind, ty.typename)

        for f in ty.fields:
            x = libxl_C_instance_of(f.type, f.name)
            if f.const:
                x = "const " + x
            x = x.replace("\n", "\n    ")
            s += "    " + x + ";\n"
        if ty.typename is None:
            s += "}"
        else:
            s += "} %s" % ty.typename
    else:
        raise NotImplementedError("%s" % type(ty))
    return s.replace("\n", "\n%s" % indent)

def libxl_C_type_dispose(ty, v, indent = "    ", parent = None):
    s = ""
    if isinstance(ty, idl.KeyedUnion):
        if parent is None:
            raise Exception("KeyedUnion type must have a parent")
        s += "switch (%s) {\n" % (parent + ty.keyvar.name)
        for f in ty.fields:
            (nparent,fexpr) = ty.member(v, f, parent is None)
            s += "case %s:\n" % f.enumname
            s += libxl_C_type_dispose(f.type, fexpr, indent + "    ", nparent)
            s += "    break;\n"
        s += "}\n"
    elif isinstance(ty, idl.Array):
        if parent is None:
            raise Exception("Array type must have a parent")
        if ty.elem_type.dispose_fn is not None:
            s += "{\n"
            s += "    int i;\n"
            s += "    for (i=0; i<%s; i++)\n" % (parent + ty.lenvar.name)
            s += libxl_C_type_dispose(ty.elem_type, v+"[i]",
                                      indent + "        ", parent)
        if ty.dispose_fn is not None:
            if ty.elem_type.dispose_fn is not None:
                s += "    "
            s += "%s(%s);\n" % (ty.dispose_fn, ty.pass_arg(v, parent is None))
        if ty.elem_type.dispose_fn is not None:
            s += "}\n"
    elif isinstance(ty, idl.Struct) and (parent is None or ty.dispose_fn is None):
        for f in [f for f in ty.fields if not f.const]:
            (nparent,fexpr) = ty.member(v, f, parent is None)
            s += libxl_C_type_dispose(f.type, fexpr, "", nparent)
    else:
        if ty.dispose_fn is not None:
            s += "%s(%s);\n" % (ty.dispose_fn, ty.pass_arg(v, parent is None))

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)

def libxl_init_members(ty, nesting = 0):
    """Returns a list of members of ty which require a separate init"""

    if isinstance(ty, idl.Aggregate):
        return [f for f in ty.fields if not f.const and isinstance(f.type,idl.KeyedUnion)]
    else:
        return []
    
def _libxl_C_type_init(ty, v, indent = "    ", parent = None, subinit=False):
    s = ""
    if isinstance(ty, idl.KeyedUnion):
        if parent is None:
            raise Exception("KeyedUnion type must have a parent")
        if subinit:
            s += "switch (%s) {\n" % (parent + ty.keyvar.name)
            for f in ty.fields:
                (nparent,fexpr) = ty.member(v, f, parent is None)
                s += "case %s:\n" % f.enumname
                s += _libxl_C_type_init(f.type, fexpr, "    ", nparent)
                s += "    break;\n"
            s += "}\n"
        else:
            if ty.keyvar.init_val:
                s += "%s = %s;\n" % (parent + ty.keyvar.name, ty.keyvar.init_val)
            elif ty.keyvar.type.init_val:
                s += "%s = %s;\n" % (parent + ty.keyvar.name, ty.keyvar.type.init_val)
    elif isinstance(ty, idl.Struct) and (parent is None or ty.init_fn is None):
        for f in [f for f in ty.fields if not f.const]:
            (nparent,fexpr) = ty.member(v, f, parent is None)
            if f.init_val is not None:
                s += "%s = %s;\n" % (fexpr, f.init_val)
            else:
                s += _libxl_C_type_init(f.type, fexpr, "", nparent)
    else:
        if ty.init_val is not None:
            s += "%s = %s;\n" % (ty.pass_arg(v, parent is None), ty.init_val)
        elif ty.init_fn is not None:
            s += "%s(%s);\n" % (ty.init_fn, ty.pass_arg(v, parent is None))

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)

def libxl_C_type_init(ty):
    s = ""
    s += "void %s(%s)\n" % (ty.init_fn, ty.make_arg("p", passby=idl.PASS_BY_REFERENCE))
    s += "{\n"
    s += "    memset(p, '\\0', sizeof(*p));\n"
    s += _libxl_C_type_init(ty, "p")
    s += "}\n"
    s += "\n"
    return s

def libxl_C_type_member_init(ty, field):
    if not isinstance(field.type, idl.KeyedUnion):
        raise Exception("Only KeyedUnion is supported for member init")

    ku = field.type
    
    s = ""
    s += "void %s(%s, %s)\n" % (ty.init_fn + "_" + ku.keyvar.name,
                                ty.make_arg("p", passby=idl.PASS_BY_REFERENCE),
                                ku.keyvar.type.make_arg(ku.keyvar.name))
    s += "{\n"
    
    if ku.keyvar.init_val is not None:
        init_val = ku.keyvar.init_val
    elif ku.keyvar.type.init_val is not None:
        init_val = ku.keyvar.type.init_val
    else:
        init_val = None
        
    (nparent,fexpr) = ty.member(ty.pass_arg("p"), ku.keyvar, isref=True)
    if init_val is not None:
        s += "    assert(%s == %s);\n" % (fexpr, init_val)
    else:
        s += "    assert(!%s);\n" % (fexpr)
    s += "    %s = %s;\n" % (fexpr, ku.keyvar.name)

    (nparent,fexpr) = ty.member(ty.pass_arg("p"), field, isref=True)
    s += _libxl_C_type_init(ku, fexpr, parent=nparent, subinit=True)
    s += "}\n"
    s += "\n"
    return s

def libxl_C_type_gen_json(ty, v, indent = "    ", parent = None):
    s = ""
    if parent is None:
        s += "yajl_gen_status s;\n"

    if isinstance(ty, idl.Array):
        if parent is None:
            raise Exception("Array type must have a parent")
        s += "{\n"
        s += "    int i;\n"
        s += "    s = yajl_gen_array_open(hand);\n"
        s += "    if (s != yajl_gen_status_ok)\n"
        s += "        goto out;\n"
        s += "    for (i=0; i<%s; i++) {\n" % (parent + ty.lenvar.name)
        s += libxl_C_type_gen_json(ty.elem_type, v+"[i]",
                                   indent + "        ", parent)
        s += "    }\n"
        s += "    s = yajl_gen_array_close(hand);\n"
        s += "    if (s != yajl_gen_status_ok)\n"
        s += "        goto out;\n"
        s += "}\n"
    elif isinstance(ty, idl.Enumeration):
        s += "s = libxl__yajl_gen_enum(hand, %s_to_string(%s));\n" % (ty.typename, ty.pass_arg(v, parent is None))
        s += "if (s != yajl_gen_status_ok)\n"
        s += "    goto out;\n"
    elif isinstance(ty, idl.KeyedUnion):
        if parent is None:
            raise Exception("KeyedUnion type must have a parent")
        s += "switch (%s) {\n" % (parent + ty.keyvar.name)
        for f in ty.fields:
            (nparent,fexpr) = ty.member(v, f, parent is None)
            s += "case %s:\n" % f.enumname
            s += libxl_C_type_gen_json(f.type, fexpr, indent + "    ", nparent)
            s += "    break;\n"
        s += "}\n"
    elif isinstance(ty, idl.Struct) and (parent is None or ty.json_fn is None):
        s += "s = yajl_gen_map_open(hand);\n"
        s += "if (s != yajl_gen_status_ok)\n"
        s += "    goto out;\n"
        for f in [f for f in ty.fields if not f.const]:
            (nparent,fexpr) = ty.member(v, f, parent is None)
            s += "s = yajl_gen_string(hand, (const unsigned char *)\"%s\", sizeof(\"%s\")-1);\n" % (f.name, f.name)
            s += "if (s != yajl_gen_status_ok)\n"
            s += "    goto out;\n"
            s += libxl_C_type_gen_json(f.type, fexpr, "", nparent)
        s += "s = yajl_gen_map_close(hand);\n"
        s += "if (s != yajl_gen_status_ok)\n"
        s += "    goto out;\n"
    else:
        if ty.json_fn is not None:
            s += "s = %s(hand, %s);\n" % (ty.json_fn, ty.pass_arg(v, parent is None))
            s += "if (s != yajl_gen_status_ok)\n"
            s += "    goto out;\n"

    if parent is None:
        s += "out:\n"
        s += "return s;\n"

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)

def libxl_C_type_to_json(ty, v, indent = "    "):
    s = ""
    gen = "(libxl__gen_json_callback)&%s_gen_json" % ty.typename
    s += "return libxl__object_to_json(ctx, \"%s\", %s, (void *)%s);\n" % (ty.typename, gen, ty.pass_arg(v, passby=idl.PASS_BY_REFERENCE))

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)

def libxl_C_enum_to_string(ty, e, indent = "    "):
    s = ""
    s += "switch(%s) {\n" % e
    for v in ty.values:
        s += "    case %s:\n" % (v.name)
        s += "        return \"%s\";\n" % (v.valuename.lower())
    s += "    default:\n "
    s += "        return NULL;\n"
    s += "}\n"

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)

def libxl_C_enum_strings(ty, indent=""):
    s = ""
    s += "libxl_enum_string_table %s_string_table[] = {\n" % (ty.typename)
    for v in ty.values:
        s += "    { .s = \"%s\", .v = %s },\n" % (v.valuename.lower(), v.name)
    s += "    { NULL, -1 },\n"
    s += "};\n"
    s += "\n"

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)

def libxl_C_enum_from_string(ty, str, e, indent = "    "):
    s = ""
    s += "return libxl__enum_from_string(%s_string_table,\n" % ty.typename
    s += "                               %s, (int *)%s);\n" % (str, e)

    if s != "":
        s = indent + s
    return s.replace("\n", "\n%s" % indent).rstrip(indent)


if __name__ == '__main__':
    if len(sys.argv) != 5:
        print >>sys.stderr, "Usage: gentypes.py <idl> <header> <header-json> <implementation>"
        sys.exit(1)

    (_, idlname, header, header_json, impl) = sys.argv

    (builtins,types) = idl.parse(idlname)

    print "outputting libxl type definitions to %s" % header

    f = open(header, "w")

    header_define = header.upper().replace('.','_')
    f.write("""#ifndef %s
#define %s

/*
 * DO NOT EDIT.
 *
 * This file is autogenerated by
 * "%s"
 */

""" % (header_define, header_define, " ".join(sys.argv)))

    for ty in types:
        f.write(libxl_C_type_define(ty) + ";\n")
        if ty.dispose_fn is not None:
            f.write("%svoid %s(%s);\n" % (ty.hidden(), ty.dispose_fn, ty.make_arg("p")))
        if ty.init_fn is not None:
            f.write("%svoid %s(%s);\n" % (ty.hidden(), ty.init_fn, ty.make_arg("p")))
            for field in libxl_init_members(ty):
                if not isinstance(field.type, idl.KeyedUnion):
                    raise Exception("Only KeyedUnion is supported for member init")
                ku = field.type
                f.write("%svoid %s(%s, %s);\n" % (ty.hidden(), ty.init_fn + "_" + ku.keyvar.name,
                                               ty.make_arg("p"),
                                               ku.keyvar.type.make_arg(ku.keyvar.name)))
        if ty.json_fn is not None:
            f.write("%schar *%s_to_json(libxl_ctx *ctx, %s);\n" % (ty.hidden(), ty.typename, ty.make_arg("p")))
        if isinstance(ty, idl.Enumeration):
            f.write("%sconst char *%s_to_string(%s);\n" % (ty.hidden(), ty.typename, ty.make_arg("p")))
            f.write("%sint %s_from_string(const char *s, %s);\n" % (ty.hidden(), ty.typename, ty.make_arg("e", passby=idl.PASS_BY_REFERENCE)))
            f.write("%sextern libxl_enum_string_table %s_string_table[];\n" % (ty.hidden(), ty.typename))
        f.write("\n")

    f.write("""#endif /* %s */\n""" % (header_define))
    f.close()

    print "outputting libxl JSON definitions to %s" % header_json

    f = open(header_json, "w")

    header_json_define = header_json.upper().replace('.','_')
    f.write("""#ifndef %s
#define %s

/*
 * DO NOT EDIT.
 *
 * This file is autogenerated by
 * "%s"
 */

""" % (header_json_define, header_json_define, " ".join(sys.argv)))

    for ty in [ty for ty in types if ty.json_fn is not None]:
        f.write("%syajl_gen_status %s_gen_json(yajl_gen hand, %s);\n" % (ty.hidden(), ty.typename, ty.make_arg("p", passby=idl.PASS_BY_REFERENCE)))

    f.write("\n")
    f.write("""#endif /* %s */\n""" % header_json_define)
    f.close()

    print "outputting libxl type implementations to %s" % impl

    f = open(impl, "w")
    f.write("""
/* DO NOT EDIT.
 *
 * This file is autogenerated by
 * "%s"
 */

#include "libxl_osdeps.h"

#include <stdint.h>
#include <stdlib.h>
#include <string.h>

#include "libxl_internal.h"

#define LIBXL_DTOR_POISON 0xa5

""" % " ".join(sys.argv))

    for ty in [t for t in types if t.dispose_fn is not None and t.autogenerate_dispose_fn]:
        f.write("void %s(%s)\n" % (ty.dispose_fn, ty.make_arg("p")))
        f.write("{\n")
        f.write(libxl_C_type_dispose(ty, "p"))
        f.write("    memset(p, LIBXL_DTOR_POISON, sizeof(*p));\n")
        f.write("}\n")
        f.write("\n")
        
    for ty in [t for t in types if t.init_fn is not None and t.autogenerate_init_fn]:
        f.write(libxl_C_type_init(ty))
        for field in libxl_init_members(ty):
            f.write(libxl_C_type_member_init(ty, field))

    for ty in [t for t in types if isinstance(t,idl.Enumeration)]:
        f.write("const char *%s_to_string(%s e)\n" % (ty.typename, ty.typename))
        f.write("{\n")
        f.write(libxl_C_enum_to_string(ty, "e"))
        f.write("}\n")
        f.write("\n")

        f.write(libxl_C_enum_strings(ty))

        f.write("int %s_from_string(const char *s, %s *e)\n" % (ty.typename, ty.typename))
        f.write("{\n")
        f.write(libxl_C_enum_from_string(ty, "s", "e"))
        f.write("}\n")
        f.write("\n")

    for ty in [t for t in types if t.json_fn is not None]:
        f.write("yajl_gen_status %s_gen_json(yajl_gen hand, %s)\n" % (ty.typename, ty.make_arg("p", passby=idl.PASS_BY_REFERENCE)))
        f.write("{\n")
        f.write(libxl_C_type_gen_json(ty, "p"))
        f.write("}\n")
        f.write("\n")

        f.write("char *%s_to_json(libxl_ctx *ctx, %s)\n" % (ty.typename, ty.make_arg("p")))
        f.write("{\n")
        f.write(libxl_C_type_to_json(ty, "p"))
        f.write("}\n")
        f.write("\n")

    f.close()


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