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feat(userspace/libc): implement functions for porting apps

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Signed-off-by: EnderIce2 <enderice2@protonmail.com>
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EnderIce2
2025-03-24 00:40:07 +00:00
parent 27356b7826
commit 0d8c65e44b
22 changed files with 615 additions and 25 deletions
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41
Userspace/libc/include/sys/select.h Normal file
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/*
This file is part of Fennix C Library.
Fennix C Library is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef _SYS_SELECT_H
#define _SYS_SELECT_H
#include <sys/types.h>
#include <signal.h>
#include <time.h>
#include <sys/time.h>
#define FD_SETSIZE 1024
typedef struct
{
unsigned long fds_bits[(FD_SETSIZE + (8 * sizeof(unsigned long) - 1)) / (8 * sizeof(unsigned long))];
} fd_set;
#define FD_CLR(fd, fdset) ((fdset)->fds_bits[(fd) / (8 * sizeof(unsigned long))] &= ~(1UL << ((fd) % (8 * sizeof(unsigned long)))))
#define FD_ISSET(fd, fdset) (((fdset)->fds_bits[(fd) / (8 * sizeof(unsigned long))] & (1UL << ((fd) % (8 * sizeof(unsigned long))))) != 0)
#define FD_SET(fd, fdset) ((fdset)->fds_bits[(fd) / (8 * sizeof(unsigned long))] |= (1UL << ((fd) % (8 * sizeof(unsigned long)))))
#define FD_ZERO(fdset) (memset((fdset), 0, sizeof(fd_set)))
int select(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict exceptfds, struct timeval *restrict timeout);
int pselect(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict exceptfds, const struct timespec *restrict timeout, const sigset_t *restrict sigmask);
#endif // _SYS_SELECT_H