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wip put poll version inside luke version

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hugogogo
2022-07-20 17:11:24 +02:00
parent fecf5411bc
commit 708da8bb61
6 changed files with 523 additions and 334 deletions
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16
README.md
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@@ -80,13 +80,16 @@
## code architecture
```
```
functions action in this scenario :
______
sd = SOCKET() : create a listening socket descriptor
__________
SETSOCKOPT(sd) : allow socket descriptor to be reuseable
_____
IOCTL(sd) : set listening socket and all incoming socket to be non-blocking
_____
FCNTL(sd) : set listening socket and all incoming socket to be non-blocking
____
BIND(port) : associate listening socket to a port
______
@@ -115,7 +118,7 @@
compare architectures :
```
POLL SELECT
POLL SELECT
______ ______ ______
lstn_sd = SOCKET() | lstn_sd = SOCKET() | lstn_sd = SOCKET()
| __________ | __________
@@ -138,6 +141,7 @@ compare architectures :
. | . loop through fds[] | . loop i++ < max_fd
. | . . | . .
. | . . POLLIN && lstn_sd ? | . . FD_ISSET(i) & lstn_fd ?
. | . . loop | . . loop
. ______ | . . . ______ | . . . ______
. ACCEPT() | . . . new_sd = ACCEPT() | . . . new_sd = ACCEPT()
. | . . . | . . .
@@ -145,7 +149,8 @@ compare architectures :
. | . . | . . .
. | . . | . . . max_sd = new_sd
. | . . | . .
. | . . POLLIN ? | . . FD_ISSET ?
. | . . or POLLIN ? | . . or FD_ISSET ?
. | . . loop | . . loop
. ____ | . . . ____ | . . . ____
. RECV() | . . . RECV() | . . . RECV()
. ____ | . . . ____ | . . . ____
@@ -156,5 +161,10 @@ compare architectures :
. CLOSE(fds[]) | . CLOSE(fds[]) | . CLOSE(fds[])
first, create the socket, add some options, bind it, and listen to it.
then, do a loop starting with POLL or SELECT
if it's incomming connexions, accept and add them all to the list
if it's accepted connexions, read their datas and write new datas
```