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2026-05-07 02:22:25 +03:00
commit 1a9fd27a31
226 changed files with 29188 additions and 0 deletions
@@ -0,0 +1,66 @@
+#ifndef ERRNO_H
+#define ERRNO_H
+
+#define EPERM          1
+#define ENOENT         2
+#define ESRCH          3
+#define EINTR          4
+#define EIO            5
+#define ENXIO          6
+#define E2BIG          7
+#define ENOEXEC        8
+#define EBADF          9
+#define ECHILD        10
+#define EAGAIN        11
+#define ENOMEM        12
+#define EACCES        13
+#define EFAULT        14
+#define EBUSY         16
+#define EEXIST        17
+#define EXDEV         18
+#define ENODEV        19
+#define ENOTDIR       20
+#define EISDIR        21
+#define EINVAL        22
+#define ENFILE        23
+#define EMFILE        24
+#define ENOTTY        25
+#define EFBIG         27
+#define ENOSPC        28
+#define ESPIPE        29
+#define EROFS         30
+#define EMLINK        31
+#define EPIPE         32
+#define ERANGE        34
+#define EDEADLK       35
+#define ENAMETOOLONG  36
+#define ENOLCK        37
+#define ENOSYS        38
+#define ENOTEMPTY     39
+#define ELOOP         40
+#define ENOMSG        42
+#define EIDRM         43
+#define ENOSTR        60
+#define ENODATA       61
+#define ETIME         62
+#define ENOSR         63
+#define EREMOTE       66
+#define ENOLINK       67
+#define EPROTO        71
+#define EMULTIHOP     72
+#define EBADMSG       74
+#define EOVERFLOW     75
+#define EILSEQ        84
+#define EUSERS        87
+#define ENOTSOCK      88
+#define EOPNOTSUPP    95
+#define EADDRINUSE    98
+#define ECONNREFUSED 111
+#define ETIMEDOUT    110
+
+#define ECERVUS_BASE  200
+#define ECAPABILITY   200
+#define ETASKDEAD     201
+#define EBADCR3       202
+
+#endif
@@ -0,0 +1,12 @@
+#ifndef SYSCALL_H
+#define SYSCALL_H
+
+#include <stdint.h>
+#include "syscall_nums.h"
+#include "../sched/capabilities.h"
+
+void syscall_init(void);
+
+int64_t syscall_handler_c(uint64_t nr, uint64_t a1, uint64_t a2, uint64_t a3, uint64_t a4, uint64_t a5, uint64_t user_rip);
+
+#endif
@@ -0,0 +1,142 @@
+#ifndef SYSCALL_NUMS_H
+#define SYSCALL_NUMS_H
+
+#define SYS_EXIT          0
+#define SYS_EXIT_GROUP    1
+#define SYS_GETPID        2
+#define SYS_GETPPID       3
+#define SYS_FORK          4
+#define SYS_WAIT          5
+#define SYS_EXECVE        14
+#define SYS_YIELD         6
+#define SYS_GETUID        7
+#define SYS_GETGID        8
+#define SYS_SETUID        9
+#define SYS_SETGID       10
+#define SYS_CAP_GET      11
+#define SYS_CAP_DROP     12
+#define SYS_TASK_INFO    13
+
+#define SYS_READ         20
+#define SYS_WRITE        21
+#define SYS_OPEN         22
+#define SYS_CLOSE        23
+#define SYS_SEEK         24
+#define SYS_STAT         25
+#define SYS_FSTAT        26
+#define SYS_IOCTL        27
+#define SYS_DUP          28
+#define SYS_DUP2         29
+#define SYS_PIPE         30
+#define SYS_FCNTL        31
+#define SYS_READDIR      32
+
+#define SYS_MMAP         40
+#define SYS_MUNMAP       41
+#define SYS_MPROTECT     42
+#define SYS_BRK          43
+
+#define SYS_CLOCK_GET    60
+#define SYS_SLEEP_NS     61
+#define SYS_UPTIME       62
+#define SYS_MEMINFO      63
+
+#define SYS_FUTEX_WAIT   80
+#define SYS_FUTEX_WAKE   81
+
+#define SYS_CERVUS_BASE       512
+
+#define SYS_DBG_PRINT         512
+#define SYS_DBG_DUMP          513
+#define SYS_TASK_SPAWN        514
+#define SYS_TASK_KILL         515
+#define SYS_SHMEM_CREATE      516
+#define SYS_SHMEM_MAP         517
+#define SYS_SHMEM_UNMAP       518
+#define SYS_IPC_SEND          519
+#define SYS_IPC_RECV          520
+#define SYS_IOPORT_READ       521
+#define SYS_IOPORT_WRITE      522
+#define SYS_SHUTDOWN          523
+#define SYS_REBOOT            524
+
+#define SYS_DISK_MOUNT        530
+#define SYS_DISK_UMOUNT       531
+#define SYS_DISK_FORMAT       532
+#define SYS_DISK_INFO         533
+#define SYS_UNLINK            534
+#define SYS_RMDIR             535
+#define SYS_MKDIR             536
+#define SYS_RENAME            537
+
+#define SYS_DISK_READ_RAW     540
+#define SYS_DISK_WRITE_RAW    541
+#define SYS_DISK_PARTITION    542
+#define SYS_DISK_MKFS_FAT32   543
+#define SYS_DISK_LIST_PARTS   544
+
+#define SYS_DISK_BIOS_INSTALL 545
+#define SYS_LIST_MOUNTS       546
+#define SYS_STATVFS           547
+
+#define SYSCALL_TABLE_SIZE    548
+
+#define PROT_NONE    0x0
+#define PROT_READ    0x1
+#define PROT_WRITE   0x2
+#define PROT_EXEC    0x4
+
+#define MAP_PRIVATE    0x02
+#define MAP_ANONYMOUS  0x20
+#define MAP_FIXED      0x10
+#define MAP_FAILED     ((void*)-1)
+
+#define WNOHANG    0x1
+
+#define CLOCK_REALTIME   0
+#define CLOCK_MONOTONIC  1
+
+typedef struct {
+    uint32_t pid;
+    uint32_t ppid;
+    uint32_t uid;
+    uint32_t gid;
+    uint64_t capabilities;
+    char     name[32];
+    uint32_t state;
+    uint32_t priority;
+    uint64_t total_runtime_ns;
+} cervus_task_info_t;
+
+typedef struct {
+    int64_t  tv_sec;
+    int64_t  tv_nsec;
+} cervus_timespec_t;
+
+typedef struct {
+    uint64_t total_bytes;
+    uint64_t free_bytes;
+    uint64_t used_bytes;
+    uint64_t usable_bytes;
+    uint64_t page_size;
+} cervus_meminfo_t;
+
+typedef struct __attribute__((packed)) {
+    uint8_t  boot_flag;
+    uint8_t  type;
+    uint32_t lba_start;
+    uint32_t sector_count;
+} cervus_mbr_part_t;
+
+typedef struct __attribute__((packed)) {
+    char     disk_name[32];
+    char     part_name[32];
+    uint32_t part_num;
+    uint8_t  type;
+    uint8_t  bootable;
+    uint64_t lba_start;
+    uint64_t sector_count;
+    uint64_t size_bytes;
+} cervus_part_info_t;
+
+#endif