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feat: start work on an io_uring driver
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| /++ dub.sdl: | ||
| name "uring-example" | ||
| description "this does nothing, but also does not crash" | ||
| dependency "eventcore" path=".." | ||
| versions "UringEventLoopDebug" | ||
| debugVersions "UringEventLoopDebug" | ||
| +/ | ||
| import std.stdio; | ||
| import core.time; | ||
| import std.string; | ||
|
|
||
| import eventcore.drivers.posix.epoll; | ||
| import eventcore.drivers.posix.io_uring.io_uring; | ||
| import eventcore.drivers.posix.io_uring.files; | ||
| import eventcore.driver; | ||
|
|
||
| import std.datetime.stopwatch; | ||
|
|
||
| void main() | ||
| { | ||
| StopWatch sw; | ||
| sw.start(); | ||
| auto drv = new EpollEventDriver(); | ||
| auto files = drv.files; | ||
|
|
||
| auto fd = files.open("/tmp/testfile", FileOpenMode.createTrunc); | ||
| assert (files.isValid(fd)); | ||
| files.write(fd, 0, "this is a testwrite".representation, IOMode.init, | ||
| (FileFD file, IOStatus status, size_t written) | ||
| { | ||
| try {writefln("write: %s, %s, %s, %s", file, fd, status, written);} | ||
| catch(Exception e) {} | ||
| } | ||
| ); | ||
| ExitReason r = drv.core.processEvents(Duration.max); | ||
| writeln(r); | ||
| //assert (r == ExitReason.idle); | ||
| ubyte[256] buffer; | ||
| files.read(fd, 0, buffer[], IOMode.init, | ||
| (FileFD file, IOStatus status, size_t read) | ||
| { | ||
| try { | ||
| writefln("read: %s, %s, %s, %s", file, fd, status, read); | ||
| writeln(cast(char[]) buffer[0 .. read]); | ||
| } | ||
| catch(Exception e) {} | ||
| } | ||
| ); | ||
| writeln(drv.core.processEvents(Duration.max)); | ||
| files.read(fd, 0, buffer[], IOMode.init, | ||
| (FileFD file, IOStatus status, size_t read) | ||
| { | ||
| try { | ||
| writefln("read: %s, %s, %s, %s", file, fd, status, read); | ||
| writeln(cast(char[]) buffer[0 .. read]); | ||
| } | ||
| catch(Exception e) {} | ||
| } | ||
| ); | ||
| files.write(fd, 19, "this is a snd testwrite".representation, IOMode.init, | ||
| (FileFD file, IOStatus status, size_t written) | ||
| { | ||
| try {writefln("write: %s, %s, %s, %s", file, fd, status, written);} | ||
| catch(Exception e) {} | ||
| } | ||
| ); | ||
| writeln(drv.core.processEvents(Duration.max)); | ||
| } |
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