Mercurial > pub > dyncall > dyncall
diff test/syscall/syscall.c @ 0:3e629dc19168
initial from svn dyncall-1745
author | Daniel Adler |
---|---|
date | Thu, 19 Mar 2015 22:24:28 +0100 |
parents | |
children | 2d58a542ddfc |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/syscall/syscall.c Thu Mar 19 22:24:28 2015 +0100 @@ -0,0 +1,53 @@ +/* + + Package: dyncall + Library: test + File: test/syscall/syscall.c + Description: + License: + + Copyright (c) 2011-2015 Daniel Adler <dadler@uni-goettingen.de>, + Tassilo Philipp <tphilipp@potion-studios.com> + + Permission to use, copy, modify, and distribute this software for any + purpose with or without fee is hereby granted, provided that the above + copyright notice and this permission notice appear in all copies. + + THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +*/ + +#include "dyncall.h" +#include <sys/syscall.h> +#include <assert.h> +DCCallVM* callvm; + +void syscallvm_init() +{ + callvm = dcNewCallVM(4096); + dcMode(callvm, DC_CALL_SYS_DEFAULT); + assert( dcGetError(callvm) == 0 ); +} + +int syscall_write(int fd, char* buf, size_t len) +{ + dcReset(callvm); + dcArgInt(callvm, fd); + dcArgPointer(callvm, buf); + dcArgInt(callvm, len); + return dcCallInt(callvm, (DCpointer)(ptrdiff_t)SYS_write); +} + +int main(int argc, char* argv[]) +{ + syscallvm_init(); + syscall_write(1/*stdout*/, "result: syscall: 1\n", 19); + return 0; +} +