def block_hash_file(self, openfile):
"""Return the list of hashes (hashes map)
for the blocks in a buffered file.
Helper method, does not affect store.
"""
hashes = []
append = hashes.append
block_hash = self.block_hash
for block in file_sync_read_chunks(openfile, self.blocksize, 1, 0):
append(block_hash(block))
return hashes
def block_hash_file(self, openfile):
"""Return the list of hashes (hashes map)
for the blocks in a buffered file.
Helper method, does not affect store.
"""
hashes = []
append = hashes.append
block_hash = self.block_hash
for block in file_sync_read_chunks(openfile, self.blocksize, 1, 0):
append(block_hash(block))
return hashes
def block_stor_file(self, openfile):
"""Read blocks from buffered file object and store them. Return:
(bytes read, list of hashes, list of hashes that were missing)
"""
blocksize = self.blocksize
block_stor = self.block_stor
hashlist = []
hextend = hashlist.extend
storedlist = []
sextend = storedlist.extend
lastsize = 0
for block in file_sync_read_chunks(openfile, blocksize, 1, 0):
hl, sl = block_stor((block, ))
hextend(hl)
sextend(sl)
lastsize = len(block)
size = (len(hashlist) - 1) * blocksize + lastsize if hashlist else 0
return size, hashlist, storedlist
def block_stor_file(self, openfile):
"""Read blocks from buffered file object and store them. Return:
(bytes read, list of hashes, list of hashes that were missing)
"""
blocksize = self.blocksize
block_stor = self.block_stor
hashlist = []
hextend = hashlist.extend
storedlist = []
sextend = storedlist.extend
lastsize = 0
for block in file_sync_read_chunks(openfile, blocksize, 1, 0):
hl, sl = block_stor((block,))
hextend(hl)
sextend(sl)
lastsize = len(block)
size = (len(hashlist) - 1) * blocksize + lastsize if hashlist else 0
return size, hashlist, storedlist