From f27caba0386adabde524bdb3f4cccd231cf936c8 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Sun, 29 Jun 2025 20:57:55 -0400 Subject: usr: libc: Add inject() implementation Signed-off-by: Ian Moffett --- lib/libc/src/hyra/inject.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 lib/libc/src/hyra/inject.c (limited to 'lib/libc/src/hyra/inject.c') diff --git a/lib/libc/src/hyra/inject.c b/lib/libc/src/hyra/inject.c new file mode 100644 index 0000000..b1fd7dc --- /dev/null +++ b/lib/libc/src/hyra/inject.c @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include + +/* + * Inject a kernel runtime quantum + * + * @path: NULL for all builtin but deferrable drivers. + * They are not initialized more than once but + * can be send up through this routine. + */ +int +inject(const char *path) +{ + /* TODO: Support this */ + if (path != NULL) { + return -EINVAL; + } + + return syscall(SYS_inject, (uintptr_t)path); +} -- cgit v1.2.3