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

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Signed-off-by: EnderIce2 <enderice2@protonmail.com>
This commit is contained in:
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

51
Userspace/libc/include/sys/time.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_TIME_H
#define _SYS_TIME_H
#include <bits/libc.h>
#include <sys/types.h>
#include <sys/select.h>
typedef long time_t;
typedef long suseconds_t;
struct timeval
{
time_t tv_sec; /* Seconds */
suseconds_t tv_usec; /* Microseconds */
};
struct itimerval
{
struct timeval it_interval; /* Timer interval */
struct timeval it_value; /* Current value */
};
/* Values for the which argument of getitimer() and setitimer() */
#define ITIMER_REAL 0
#define ITIMER_VIRTUAL 1
#define ITIMER_PROF 2
int getitimer(int which, struct itimerval *value);
int gettimeofday(struct timeval *restrict tp, void *restrict tzp);
// int select(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict exceptfds, struct timeval *restrict timeout);
int setitimer(int which, const struct itimerval *restrict new_value, struct itimerval *restrict old_value);
int utimes(const char *filename, const struct timeval times[2]);
#endif // _SYS_TIME_H

31
Userspace/libc/include/sys/un.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_UN_H
#define _SYS_UN_H
#include <sys/socket.h>
#define SUN_PATH_SIZE 108
struct sockaddr_un
{
sa_family_t sun_family; /* Address family */
char sun_path[SUN_PATH_SIZE]; /* Socket pathname storage */
};
#endif // _SYS_UN_H