1 files changed, 0 insertions, 95 deletions
diff --git a/tools/upip_utarfile.py b/tools/upip_utarfile.py
deleted file mode 100644
index 21b899f02..000000000
--- a/tools/upip_utarfile.py
+++ /dev/null
@@ -1,95 +0,0 @@
-import uctypes
-
-# http://www.gnu.org/software/tar/manual/html_node/Standard.html
-TAR_HEADER = {
-    "name": (uctypes.ARRAY | 0, uctypes.UINT8 | 100),
-    "size": (uctypes.ARRAY | 124, uctypes.UINT8 | 11),
-}
-
-DIRTYPE = "dir"
-REGTYPE = "file"
-
-
-def roundup(val, align):
-    return (val + align - 1) & ~(align - 1)
-
-
-class FileSection:
-    def __init__(self, f, content_len, aligned_len):
-        self.f = f
-        self.content_len = content_len
-        self.align = aligned_len - content_len
-
-    def read(self, sz=65536):
-        if self.content_len == 0:
-            return b""
-        if sz > self.content_len:
-            sz = self.content_len
-        data = self.f.read(sz)
-        sz = len(data)
-        self.content_len -= sz
-        return data
-
-    def readinto(self, buf):
-        if self.content_len == 0:
-            return 0
-        if len(buf) > self.content_len:
-            buf = memoryview(buf)[: self.content_len]
-        sz = self.f.readinto(buf)
-        self.content_len -= sz
-        return sz
-
-    def skip(self):
-        sz = self.content_len + self.align
-        if sz:
-            buf = bytearray(16)
-            while sz:
-                s = min(sz, 16)
-                self.f.readinto(buf, s)
-                sz -= s
-
-
-class TarInfo:
-    def __str__(self):
-        return "TarInfo(%r, %s, %d)" % (self.name, self.type, self.size)
-
-
-class TarFile:
-    def __init__(self, name=None, fileobj=None):
-        if fileobj:
-            self.f = fileobj
-        else:
-            self.f = open(name, "rb")
-        self.subf = None
-
-    def next(self):
-        if self.subf:
-            self.subf.skip()
-        buf = self.f.read(512)
-        if not buf:
-            return None
-
-        h = uctypes.struct(uctypes.addressof(buf), TAR_HEADER, uctypes.LITTLE_ENDIAN)
-
-        # Empty block means end of archive
-        if h.name[0] == 0:
-            return None
-
-        d = TarInfo()
-        d.name = str(h.name, "utf-8").rstrip("\0")
-        d.size = int(bytes(h.size), 8)
-        d.type = [REGTYPE, DIRTYPE][d.name[-1] == "/"]
-        self.subf = d.subf = FileSection(self.f, d.size, roundup(d.size, 512))
-        return d
-
-    def __iter__(self):
-        return self
-
-    def __next__(self):
-        v = self.next()
-        if v is None:
-            raise StopIteration
-        return v
-
-    def extractfile(self, tarinfo):
-        return tarinfo.subf