# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
from __future__ import absolute_import, division, print_function
import getpass
import io
import os
import time
from clint.textui.progress import Bar as ProgressBar
import invoke
import requests
JENKINS_URL = "https://jenkins.cryptography.io/job/cryptography-wheel-builder"
def wait_for_build_completed(session):
# Wait 20 seconds before actually checking if the build is complete, to
# ensure that it had time to really start.
time.sleep(20)
while True:
response = session.get(
"{0}/lastBuild/api/json/".format(JENKINS_URL),
headers={
"Accept": "application/json",
}
)
response.raise_for_status()
if not response.json()["building"]:
assert response.json()["result"] == "SUCCESS"
break
time.sleep(0.1)
def download_artifacts(session):
response = session.get(
"{0}/lastBuild/api/json/".format(JENKINS_URL),
headers={
"Accept": "application/json"
}
)
response.raise_for_status()
assert not response.json()["building"]
assert response.json()["result"] == "SUCCESS"
paths = []
last_build_number = response.json()["number"]
for run in response.json()["runs"]:
if run["number"] != last_build_number:
print(
"Skipping {0} as it is not from the latest build ({1})".format(
run["url"], last_build_number
)
)
continue
response = session.get(
run["url"] + "api/json/",
headers={
"Accept": "application/json",
}
)
response.raise_for_status()
for artifact in response.json()["artifacts"]:
response = session.get(
"{0}artifact/{1}".format(run["url"], artifact["relativePath"]),
stream=True
)
assert response.headers["content-length"]
print("Downloading {0}".format(artifact["fileName"]))
bar = ProgressBar(
expected_size=int(response.headers["content-length"]),
filled_char="="
)
content = io.BytesIO()
for data in response.iter_content(chunk_size=8192):
content.write(data)
bar.show(content.tell())
assert bar.expected_size == content.tell()
bar.done()
out_path = os.path.join(
os.path.dirname(__file__),
"dist",
artifact["fileName"],
)
with open(out_path, "wb") as f:
f.write(content.getvalue())
paths.append(out_path)
return paths
@invoke.task
def release(version):
"""
``version`` should be a string like '0.4' or '1.0'.
"""
invoke.run("git tag -s {0} -m '{0} release'".format(version))
invoke.run("git push --tags")
invoke.run("python setup.py sdist")
invoke.run("cd vectors/ && python setup.py sdist bdist_wheel")
invoke.run(
"twine upload -s dist/cryptography-{0}* "
"vectors/dist/cryptography_vectors-{0}*".format(version)
)
session = requests.Session()
# This tells the CDN to delete the cached response for the URL. We do this
# so that the Jenkins builders will see the new sdist immediately when they
# go to build the wheels.
response = session.request(
"PURGE", "https://pypi.python.org/simple/cryptography/"
)
response.raise_for_status()
username = getpass.getpass("Input the GitHub/Jenkins username: ")
token = getpass.getpass("Input the Jenkins token: ")
response = session.post(
"{0}/build".format(JENKINS_URL),
auth=requests.auth.HTTPBasicAuth(
username, token
),
params={
"cause": "Building wheels for {0}".format(version)
}
)
response.raise_for_status()
wait_for_build_completed(session)
paths = download_artifacts(session)
invoke.run("twine upload {0}".format(" ".join(paths)))
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`timescale 1 ns / 1 ps
module testbench;
reg rd_clk;
reg [ 7:0] rd_addr;
wire [17:0] rd_data;
wire wr_clk = 0;
wire wr_enable = 0;
wire [ 7:0] wr_addr = 0;
wire [17:0] wr_data = 0;
function [17:0] hash(input [7:0] k);
reg [31:0] x;
begin
x = {k, ~k, k, ~k};
x = x ^ (x << 13);
x = x ^ (x >> 17);
x = x ^ (x << 5);
hash = x;
end
endfunction
myram uut (
.rd_clk (rd_clk ),
.rd_addr (rd_addr ),
.rd_data (rd_data ),
.wr_clk (wr_clk ),
.wr_enable(wr_enable),
.wr_addr (wr_addr ),
.wr_data (wr_data )
);
initial begin
rd_clk = 0;
#1000;
forever #10 rd_clk <= ~rd_clk;
end
integer i;
initial begin
rd_addr <= 0;
@(posedge rd_clk);
for (i = 0; i < 256; i=i+1) begin
rd_addr <= rd_addr + 1;
@(posedge rd_clk);
// $display("%3d %3d", i, rd_data);
if (hash(i) !== rd_data) begin
$display("[%1t] ERROR: addr=%3d, data_mem=%18b, data_ref=%18b", $time, i, rd_data, hash(i));
$stop;
end
end
$display("[%1t] Passed bram2 test.", $time);
$finish;
end
endmodule
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