FM / aiohttp

/usr/local/lib64/python3.6/site-packages/aiohttp/

/usr/local/lib64/python3.6/site-packages/aiohttp

Name	Size	Mode	Actions
.hash/	-	0755	rm
__pycache__/	-	0755	rm
abc.py	5505	0644	edit dl rm
base_protocol.py	2741	0644	edit dl rm
client.py	45872	0644	edit dl rm
client_exceptions.py	9270	0644	edit dl rm
client_proto.py	8170	0644	edit dl rm
client_reqrep.py	37151	0644	edit dl rm
client_ws.py	10516	0644	edit dl rm
connector.py	51367	0644	edit dl rm
cookiejar.py	13768	0644	edit dl rm
formdata.py	6106	0644	edit dl rm
hdrs.py	4724	0644	edit dl rm
helpers.py	26527	0644	edit dl rm
http.py	1800	0644	edit dl rm
http_exceptions.py	2715	0644	edit dl rm
http_parser.py	35434	0644	edit dl rm
http_websocket.py	25299	0644	edit dl rm
http_writer.py	5933	0644	edit dl rm
locks.py	1136	0644	edit dl rm
log.py	325	0644	edit dl rm
multipart.py	32313	0644	edit dl rm
payload.py	13632	0644	edit dl rm
payload_streamer.py	2112	0644	edit dl rm
py.typed	7	0644	edit dl rm
pytest_plugin.py	11772	0644	edit dl rm
resolver.py	5092	0644	edit dl rm
streams.py	20758	0644	edit dl rm
tcp_helpers.py	961	0644	edit dl rm
test_utils.py	21434	0644	edit dl rm
tracing.py	15177	0644	edit dl rm
typedefs.py	1766	0644	edit dl rm
web.py	18081	0644	edit dl rm
web_app.py	17170	0644	edit dl rm
web_exceptions.py	10098	0644	edit dl rm
web_fileresponse.py	10784	0644	edit dl rm
web_log.py	7557	0644	edit dl rm
web_middlewares.py	4137	0644	edit dl rm
web_protocol.py	22399	0644	edit dl rm
web_request.py	28187	0644	edit dl rm
web_response.py	27471	0644	edit dl rm
web_routedef.py	6152	0644	edit dl rm
web_runner.py	11157	0644	edit dl rm
web_server.py	2050	0644	edit dl rm
web_urldispatcher.py	39483	0644	edit dl rm
web_ws.py	17144	0644	edit dl rm
worker.py	8755	0644	edit dl rm
_cparser.pxd	4318	0644	edit dl rm
_find_header.pxd	68	0644	edit dl rm
_headers.pxi	2007	0644	edit dl rm
_helpers.cpython-36m-x86_64-linux-gnu.so	309600	0755	edit dl rm
_helpers.pyi	202	0644	edit dl rm
_helpers.pyx	1049	0644	edit dl rm
_http_parser.cpython-36m-x86_64-linux-gnu.so	2218424	0755	edit dl rm
_http_parser.pyx	28058	0644	edit dl rm
_http_writer.cpython-36m-x86_64-linux-gnu.so	292576	0755	edit dl rm
_http_writer.pyx	4575	0644	edit dl rm
_websocket.cpython-36m-x86_64-linux-gnu.so	113776	0755	edit dl rm
_websocket.pyx	1561	0644	edit dl rm
__init__.py	6870	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/aiohttp/_http_writer.pyx (4575B)

from cpython.bytes cimport PyBytes_FromStringAndSize
from cpython.exc cimport PyErr_NoMemory
from cpython.mem cimport PyMem_Free, PyMem_Malloc, PyMem_Realloc
from cpython.object cimport PyObject_Str
from libc.stdint cimport uint8_t, uint64_t
from libc.string cimport memcpy

from multidict import istr

DEF BUF_SIZE = 16 * 1024  # 16KiB
cdef char BUFFER[BUF_SIZE]

cdef object _istr = istr

# ----------------- writer ---------------------------

cdef struct Writer:
    char *buf
    Py_ssize_t size
    Py_ssize_t pos

cdef inline void _init_writer(Writer* writer):
    writer.buf = &BUFFER[0]
    writer.size = BUF_SIZE
    writer.pos = 0

cdef inline void _release_writer(Writer* writer):
    if writer.buf != BUFFER:
        PyMem_Free(writer.buf)

cdef inline int _write_byte(Writer* writer, uint8_t ch):
    cdef char * buf
    cdef Py_ssize_t size

if writer.pos == writer.size:
        # reallocate
        size = writer.size + BUF_SIZE
        if writer.buf == BUFFER:
            buf = <char*>PyMem_Malloc(size)
            if buf == NULL:
                PyErr_NoMemory()
                return -1
            memcpy(buf, writer.buf, writer.size)
        else:
            buf = <char*>PyMem_Realloc(writer.buf, size)
            if buf == NULL:
                PyErr_NoMemory()
                return -1
        writer.buf = buf
        writer.size = size
    writer.buf[writer.pos] = <char>ch
    writer.pos += 1
    return 0

cdef inline int _write_utf8(Writer* writer, Py_UCS4 symbol):
    cdef uint64_t utf = <uint64_t> symbol

if utf < 0x80:
        return _write_byte(writer, <uint8_t>utf)
    elif utf < 0x800:
        if _write_byte(writer, <uint8_t>(0xc0 | (utf >> 6))) < 0:
            return -1
        return _write_byte(writer,  <uint8_t>(0x80 | (utf & 0x3f)))
    elif 0xD800 <= utf <= 0xDFFF:
        # surogate pair, ignored
        return 0
    elif utf < 0x10000:
        if _write_byte(writer, <uint8_t>(0xe0 | (utf >> 12))) < 0:
            return -1
        if _write_byte(writer, <uint8_t>(0x80 | ((utf >> 6) & 0x3f))) < 0:
            return -1
        return _write_byte(writer, <uint8_t>(0x80 | (utf & 0x3f)))
    elif utf > 0x10FFFF:
        # symbol is too large
        return 0
    else:
        if _write_byte(writer,  <uint8_t>(0xf0 | (utf >> 18))) < 0:
            return -1
        if _write_byte(writer,
                       <uint8_t>(0x80 | ((utf >> 12) & 0x3f))) < 0:
           return -1
        if _write_byte(writer,
                       <uint8_t>(0x80 | ((utf >> 6) & 0x3f))) < 0:
            return -1
        return _write_byte(writer, <uint8_t>(0x80 | (utf & 0x3f)))

cdef inline int _write_str(Writer* writer, str s):
    cdef Py_UCS4 ch
    for ch in s:
        if _write_utf8(writer, ch) < 0:
            return -1

# --------------- _serialize_headers ----------------------

cdef str to_str(object s):
    typ = type(s)
    if typ is str:
        return <str>s
    elif typ is _istr:
        return PyObject_Str(s)
    elif not isinstance(s, str):
        raise TypeError("Cannot serialize non-str key {!r}".format(s))
    else:
        return str(s)

cdef void _safe_header(str string) except *:
    if "\r" in string or "\n" in string:
        raise ValueError(
            "Newline or carriage return character detected in HTTP status message or "
            "header. This is a potential security issue."
        )

def _serialize_headers(str status_line, headers):
    cdef Writer writer
    cdef object key
    cdef object val
    cdef bytes ret

_init_writer(&writer)

for key, val in headers.items():
        _safe_header(to_str(key))
        _safe_header(to_str(val))

try:
        if _write_str(&writer, status_line) < 0:
            raise
        if _write_byte(&writer, b'\r') < 0:
            raise
        if _write_byte(&writer, b'\n') < 0:
            raise

for key, val in headers.items():
            if _write_str(&writer, to_str(key)) < 0:
                raise
            if _write_byte(&writer, b':') < 0:
                raise
            if _write_byte(&writer, b' ') < 0:
                raise
            if _write_str(&writer, to_str(val)) < 0:
                raise
            if _write_byte(&writer, b'\r') < 0:
                raise
            if _write_byte(&writer, b'\n') < 0:
                raise

if _write_byte(&writer, b'\r') < 0:
            raise
        if _write_byte(&writer, b'\n') < 0:
            raise

return PyBytes_FromStringAndSize(writer.buf, writer.pos)
    finally:
        _release_writer(&writer)

cmd: