47,571 questions
2
votes
1
answer
34
views
Parsing MySQL Client Handshake response message
I'm trying to parse the Handshake response packet from MySQL client/server protocol
For the task I'm connecting to the application via mysql cli client:
mysql --version
mysql Ver 9.5.0 for macos15.4 ...
- 379
2
votes
0
answers
72
views
Database connection failing as soon as the parent ssh shell is terminated, even though I backgrounded and disowned
Alright, so bear with me. This took me an entire day to dig into.
what I'm doing
I'm running a C program on a remote host over SSH. The program calls a local redis database IP and port and also 8.8.8....
- 801
-1
votes
0
answers
34
views
Mosquitto broker on Windows only accessible locally, cannot connect from LAN/ESP32 [duplicate]
Mosquitto only works locally, cannot connect from ESP32
I installed Mosquitto on Windows 10 and the broker works locally. I can publish and subscribe between terminals on the same machine without any ...
0
votes
0
answers
42
views
Android: Video streaming in WebView not working on certain devices (Yacine TV APK)
I am developing an Android app similar to Yacine TV that streams video content using a WebView. However, on some devices running Android 12 and 13, the video player shows a black screen while the ...
0
votes
0
answers
78
views
How to disable automatic radiotap header insertion in raw sockets?
I’m working on a tool using raw system sockets.
The tool needs to send packets with low-level protocols such as IEEE 802.1X.
When I inspect the packets in Wireshark, I notice that the radiotap header ...
- 56
Advice
1
vote
1
replies
69
views
Why don't we use HTTP for everything instead of SMTP?
We can fully emulate SMTP with current technology. Clearly, I can send a JSON containing the title, the body, and any other email information. The forwarding and replying mechanism can just be regular ...
- 161
0
votes
1
answer
58
views
WriteFile failure when networkshare is disconnected
I have a win32 app opening a log file on a network share using CreateFile and WriteFile (non overlapped) to write records. What I am seeing when the network share is lost, WriteFile reports an error (...
-4
votes
0
answers
79
views
Why is only my MySQL client on Windows 11 slow? [closed]
I have a brand new computer with Windows 11 and I am facing a performance issue with MySQL I do ovserve on any other machine on the network and I not know how to fix.
The MySQL server is running on a ...
- 1,111
1
vote
1
answer
98
views
HTTP Request to a Specific Website Fails with "Connection Timed Out" in Code, but Works in Browser
I'm encountering a consistent
Connection timed out
error when my application, running on a local development server, tries to make HTTP requests to a specific external website. The site loads ...
- 11
Advice
0
votes
6
replies
188
views
The feasibility of creating a small-scope 3D multiplayer game using C and Vulkan
I come seeking advice.
I'm attempting to make a game with C and Vulkan (no engine). It will be low scope. It has a low-mid poly aesthetic, fairly involved mechanics, and will be multiplayer, ...
- 59
2
votes
1
answer
122
views
Sending raw packets back to host's networking stack
I'm writing a TCP/IP stack for embedded systems, but I wanted to test it on my host system.
Originally I tried with tap0 + a bridge. But I quickly realized it would make the most sense to bind to the ...
- 1,021
0
votes
0
answers
61
views
Socket TCP connection through Radmin (can't connect) in Console Application
I made a simple console messenger to test the possibility of connecting 2 or more computers for my game using RadminVpn+Sockets but its not working. I can connect to myself using my radmin ip but if I ...
- 9
0
votes
0
answers
61
views
How can I capture and inspect outgoing HTTP requests from a Flutter WebView or video player?
I'm developing a Flutter app that loads a web page containing an embedded video player.
When the page loads, the browser internally makes several HTTP requests (for example, .m3u8 or .ts files), but I ...
0
votes
0
answers
42
views
How to achieve complete read/write thread separation for BoringSSL using BIO APIs
I'm integrating BoringSSL into my networking library for secure communication. I've observed that both SSL_read() and SSL_write() operations can potentially trigger both read and write activities on ...
- 373
3
votes
2
answers
165
views
How to make system proxy settings apply to HttpClient.GetAsync() without restarting Windows?
We use the following function to test internet connectivity every 5 seconds. But in some part of the world, this function always returns false. Now, the problem is we can set a proxy server in Windows ...
- 595