def retrieve():
# retrieve from remote server
logger.info(f'retrieving port: {name} from {url}')
try:
import requests
response = requests.get(url)
data = response.content
except ImportError:
from urllib.request import urlopen
f = urlopen(url)
data = f.read()
if sha512hash:
actual_hash = hashlib.sha512(data).hexdigest()
if actual_hash != sha512hash:
utils.exit_with_error(
f'Unexpected hash: {actual_hash}\n'
'If you are updating the port, please update the hash.'
)
utils.write_binary(fullpath, data)
def remove_trailing_zeros(memfile):
mem_data = utils.read_binary(memfile)
end = len(mem_data)
while end > 0 and (mem_data[end - 1] == b'\0' or mem_data[end - 1] == 0):
end -= 1
utils.write_binary(memfile, mem_data[:end])
