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This still takes me back to my 2 questions

Why is the value returned from recvfrom different than ip_len, and why is ip_len already in host byte order?

How can I know if ip_len would be in host...

I changed the buffer to 255, same results.



I'm not sure what you mean exactly. Actually I should say that don't have a lot of experience with sockets programming and was very confused about...

Sorry for the late reply

I'm writing a ping application for the iPhone :D. However I'm not using SOCK_RAW as this requires root privilege. I'm using SOCK_DGRAM and IPPROTO_ICMP.

I can't post...

for (int i = 0; i < packetLength; i++)
{
char buffer[1];
sprintf(buffer, %02X, packet[i]);
printf("%s", buffer);
if (i % 2)
printf(" ");
if (i % 16 == 15)
...

Hello

I'm facing a very confusing issue. I'm working on a sockets program and am faced with the following issue.

The value returned from the call to recvfrom is 84 bytes. However the value in...

Hello Salem

Thanks for the links, but they don't contain what I'm looking for. Perhaps if I provide further information on why I need this it might help.

I'm communicating with a smart card...

Which is the case in my situation. There's no flow control.

Hello

I'm coding a program that needs to monitor changes in serial port control signals (cts, rts, dtr, dcd), to be more specific I'm interested in cts changes.

Is there any blocking system...