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Refactor filesystem & stl code
This commit is contained in:
293
include/interface/driver.h
Normal file
293
include/interface/driver.h
Normal file
@ -0,0 +1,293 @@
|
||||
/*
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||||
This file is part of Fennix Kernel.
|
||||
|
||||
Fennix Kernel 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 Kernel 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 Kernel. If not, see <https://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef __FENNIX_API_DRIVER_FUNCTIONS_H__
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#define __FENNIX_API_DRIVER_FUNCTIONS_H__
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#include <types.h>
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||||
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typedef enum
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||||
{
|
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_drf_Entry,
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_drf_Final,
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_drf_Panic,
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||||
_drf_Probe,
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||||
} __driverRegFunc;
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||||
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
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||||
uint8_t LeftButton : 1;
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uint8_t RightButton : 1;
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uint8_t MiddleButton : 1;
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||||
uint8_t Button4 : 1;
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||||
uint8_t Button5 : 1;
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||||
uint8_t Button6 : 1;
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||||
uint8_t Button7 : 1;
|
||||
uint8_t Button8 : 1;
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};
|
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uint8_t Value;
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||||
} __MouseButtons;
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||||
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||||
typedef struct
|
||||
{
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||||
/* PCIDevice */ void *Device;
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||||
/* __PCIArray */ void *Next;
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||||
} __PCIArray;
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||||
|
||||
/* ========================================== */
|
||||
|
||||
#define PCI_END 0x0000
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||||
#define KEY_NULL 0x00
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||||
|
||||
typedef enum
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||||
{
|
||||
KEY_1,
|
||||
KEY_2,
|
||||
KEY_3,
|
||||
KEY_4,
|
||||
KEY_5,
|
||||
KEY_6,
|
||||
KEY_7,
|
||||
KEY_8,
|
||||
KEY_9,
|
||||
KEY_0,
|
||||
|
||||
KEY_Q,
|
||||
KEY_W,
|
||||
KEY_E,
|
||||
KEY_R,
|
||||
KEY_T,
|
||||
KEY_Y,
|
||||
KEY_U,
|
||||
KEY_I,
|
||||
KEY_O,
|
||||
KEY_P,
|
||||
KEY_A,
|
||||
KEY_S,
|
||||
KEY_D,
|
||||
KEY_F,
|
||||
KEY_G,
|
||||
KEY_H,
|
||||
KEY_J,
|
||||
KEY_K,
|
||||
KEY_L,
|
||||
KEY_Z,
|
||||
KEY_X,
|
||||
KEY_C,
|
||||
KEY_V,
|
||||
KEY_B,
|
||||
KEY_N,
|
||||
KEY_M,
|
||||
|
||||
KEY_F1,
|
||||
KEY_F2,
|
||||
KEY_F3,
|
||||
KEY_F4,
|
||||
KEY_F5,
|
||||
KEY_F6,
|
||||
KEY_F7,
|
||||
KEY_F8,
|
||||
KEY_F9,
|
||||
KEY_F10,
|
||||
KEY_F11,
|
||||
KEY_F12,
|
||||
|
||||
KEYPAD_7,
|
||||
KEYPAD_8,
|
||||
KEYPAD_9,
|
||||
KEYPAD_MINUS,
|
||||
KEYPAD_4,
|
||||
KEYPAD_5,
|
||||
KEYPAD_6,
|
||||
KEYPAD_PLUS,
|
||||
KEYPAD_1,
|
||||
KEYPAD_2,
|
||||
KEYPAD_3,
|
||||
KEYPAD_0,
|
||||
KEYPAD_PERIOD,
|
||||
KEYPAD_RETURN,
|
||||
KEYPAD_ASTERISK,
|
||||
KEYPAD_SLASH,
|
||||
|
||||
KEY_LEFT_CTRL,
|
||||
KEY_RIGHT_CTRL,
|
||||
KEY_LEFT_SHIFT,
|
||||
KEY_RIGHT_SHIFT,
|
||||
KEY_LEFT_ALT,
|
||||
KEY_RIGHT_ALT,
|
||||
KEY_ESCAPE,
|
||||
KEY_MINUS,
|
||||
KEY_EQUAL,
|
||||
KEY_BACKSPACE,
|
||||
KEY_TAB,
|
||||
KEY_LEFT_BRACKET,
|
||||
KEY_RIGHT_BRACKET,
|
||||
KEY_RETURN,
|
||||
KEY_SEMICOLON,
|
||||
KEY_APOSTROPHE,
|
||||
KEY_BACK_TICK,
|
||||
KEY_BACKSLASH,
|
||||
KEY_COMMA,
|
||||
KEY_PERIOD,
|
||||
KEY_SLASH,
|
||||
KEY_SPACE,
|
||||
KEY_CAPS_LOCK,
|
||||
KEY_NUM_LOCK,
|
||||
KEY_SCROLL_LOCK,
|
||||
KEY_PRINT_SCREEN,
|
||||
|
||||
KEY_HOME,
|
||||
KEY_UP_ARROW,
|
||||
KEY_LEFT_ARROW,
|
||||
KEY_RIGHT_ARROW,
|
||||
KEY_DOWN_ARROW,
|
||||
KEY_PAGE_UP,
|
||||
KEY_PAGE_DOWN,
|
||||
KEY_END,
|
||||
KEY_INSERT,
|
||||
KEY_DELETE,
|
||||
KEY_LEFT_GUI,
|
||||
KEY_RIGHT_GUI,
|
||||
KEY_APPS,
|
||||
|
||||
KEY_MULTIMEDIA_PREV_TRACK,
|
||||
KEY_MULTIMEDIA_NEXT_TRACK,
|
||||
KEY_MULTIMEDIA_MUTE,
|
||||
KEY_MULTIMEDIA_CALCULATOR,
|
||||
KEY_MULTIMEDIA_PLAY,
|
||||
KEY_MULTIMEDIA_STOP,
|
||||
KEY_MULTIMEDIA_VOL_DOWN,
|
||||
KEY_MULTIMEDIA_VOL_UP,
|
||||
KEY_MULTIMEDIA_WWW_HOME,
|
||||
KEY_MULTIMEDIA_WWW_SEARCH,
|
||||
KEY_MULTIMEDIA_WWW_FAVORITES,
|
||||
KEY_MULTIMEDIA_WWW_REFRESH,
|
||||
KEY_MULTIMEDIA_WWW_STOP,
|
||||
KEY_MULTIMEDIA_WWW_FORWARD,
|
||||
KEY_MULTIMEDIA_WWW_BACK,
|
||||
KEY_MULTIMEDIA_MY_COMPUTER,
|
||||
KEY_MULTIMEDIA_EMAIL,
|
||||
KEY_MULTIMEDIA_MEDIA_SELECT,
|
||||
|
||||
KEY_ACPI_POWER,
|
||||
KEY_ACPI_SLEEP,
|
||||
KEY_ACPI_WAKE,
|
||||
|
||||
KEY_PRESSED = 0x80,
|
||||
} KeyScanCodes;
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||||
|
||||
typedef enum
|
||||
{
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||||
IOCTL_AUDIO_GET_VOLUME = 0,
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||||
IOCTL_AUDIO_SET_VOLUME = 1,
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||||
|
||||
IOCTL_AUDIO_GET_MUTE = 2,
|
||||
IOCTL_AUDIO_SET_MUTE = 3,
|
||||
|
||||
IOCTL_AUDIO_GET_SAMPLE_RATE = 4,
|
||||
IOCTL_AUDIO_SET_SAMPLE_RATE = 5,
|
||||
|
||||
IOCTL_AUDIO_GET_CHANNELS = 6,
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||||
IOCTL_AUDIO_SET_CHANNELS = 7,
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||||
} AudioIoctl;
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||||
|
||||
typedef enum
|
||||
{
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||||
IOCTL_NET_GET_MAC = 0,
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} NetIoctl;
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||||
|
||||
typedef enum
|
||||
{
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||||
MAP_PRESENT = 1 << 0,
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||||
MAP_WRITE = 1 << 1,
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||||
MAP_USER = 1 << 2,
|
||||
MAP_WRITE_THROUGH = 1 << 3,
|
||||
MAP_CACHE_DISABLE = 1 << 4,
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||||
} PageMapFlags;
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||||
|
||||
typedef struct
|
||||
{
|
||||
struct
|
||||
{
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||||
uint8_t Major;
|
||||
uint8_t Minor;
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||||
uint8_t Patch;
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||||
} APIVersion;
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||||
|
||||
dev_t MajorID;
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||||
uintptr_t Base;
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||||
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||||
/* Internal */
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||||
int (*RegisterFunction)(dev_t MajorID, void *Function, __driverRegFunc Type);
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||||
int (*GetDriverInfo)(dev_t MajorID, const char *Name, const char *Description, const char *Author, const char *Version, const char *License);
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||||
|
||||
/* Interrupts */
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||||
int (*RegisterInterruptHandler)(dev_t MajorID, uint8_t IRQ, void *Handler);
|
||||
int (*OverrideInterruptHandler)(dev_t MajorID, uint8_t IRQ, void *Handler);
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||||
int (*UnregisterInterruptHandler)(dev_t MajorID, uint8_t IRQ, void *Handler);
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||||
int (*UnregisterAllInterruptHandlers)(dev_t MajorID, void *Handler);
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||||
|
||||
/* /dev/... */
|
||||
dev_t (*RegisterDevice)(dev_t MajorID, char Prefix[8], void *Open, void *Close, void *Read, void *Write, void *Ioctl);
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||||
int (*UnregisterDevice)(dev_t MajorID, dev_t MinorID);
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||||
|
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/* Logging */
|
||||
void (*KPrint)(dev_t MajorID, const char *Format, va_list args);
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void (*KernelLog)(dev_t MajorID, const char *Format, va_list args);
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/* Memory */
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void *(*RequestPages)(dev_t MajorID, size_t Pages);
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void (*FreePages)(dev_t MajorID, void *Pointer, size_t Pages);
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|
||||
/* Mapping */
|
||||
void (*AppendMapFlag)(dev_t MajorID, void *Address, PageMapFlags Flag);
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||||
void (*RemoveMapFlag)(dev_t MajorID, void *Address, PageMapFlags Flag);
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||||
void (*MapPages)(dev_t MajorID, void *PhysicalAddress, void *VirtualAddress, size_t Pages, uint32_t Flags);
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||||
void (*UnmapPages)(dev_t MajorID, void *VirtualAddress, size_t Pages);
|
||||
|
||||
/* Scheduling */
|
||||
pid_t (*CreateKernelProcess)(dev_t MajorID, const char *Name);
|
||||
pid_t (*CreateKernelThread)(dev_t MajorID, pid_t pId, const char *Name, void *EntryPoint, void *Argument);
|
||||
pid_t (*GetCurrentProcess)(dev_t MajorID);
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int (*KillProcess)(dev_t MajorID, pid_t pId, int ExitCode);
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int (*KillThread)(dev_t MajorID, pid_t tId, pid_t pId, int ExitCode);
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void (*Yield)(dev_t MajorID);
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void (*Sleep)(dev_t MajorID, uint64_t Milliseconds);
|
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/* PCI */
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__PCIArray *(*GetPCIDevices)(dev_t MajorID, uint16_t Vendors[], uint16_t Devices[]);
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||||
void (*InitializePCI)(dev_t MajorID, void *Header);
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uint32_t (*GetBAR)(dev_t MajorID, uint8_t Index, void *Header);
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||||
|
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/* Kernel std API */
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void *(*memcpy)(dev_t MajorID, void *Destination, const void *Source, size_t Length);
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void *(*memset)(dev_t MajorID, void *Destination, int Value, size_t Length);
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||||
void *(*memmove)(dev_t MajorID, void *Destination, const void *Source, size_t Length);
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||||
int (*memcmp)(dev_t MajorID, const void *Left, const void *Right, size_t Length);
|
||||
size_t (*strlen)(dev_t MajorID, const char *String);
|
||||
char *(*strcpy)(dev_t MajorID, char *Destination, const char *Source);
|
||||
char *(*strcat)(dev_t MajorID, char *Destination, const char *Source);
|
||||
int (*strcmp)(dev_t MajorID, const char *Left, const char *Right);
|
||||
int (*strncmp)(dev_t MajorID, const char *Left, const char *Right, size_t Length);
|
||||
char *(*strchr)(dev_t MajorID, const char *String, int Character);
|
||||
char *(*strrchr)(dev_t MajorID, const char *String, int Character);
|
||||
char *(*strstr)(dev_t MajorID, const char *Haystack, const char *Needle);
|
||||
} __driverAPI;
|
||||
|
||||
#endif // !__FENNIX_API_DRIVER_FUNCTIONS_H__
|
604
include/interface/errno.h
Normal file
604
include/interface/errno.h
Normal file
@ -0,0 +1,604 @@
|
||||
/*
|
||||
This file is part of Fennix Kernel.
|
||||
|
||||
Fennix Kernel 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 Kernel 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 Kernel. If not, see <https://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef __FENNIX_KERNEL_ERRNO_H__
|
||||
#define __FENNIX_KERNEL_ERRNO_H__
|
||||
|
||||
/**
|
||||
* The documentation for these error codes are from:
|
||||
* https://pubs.opengroup.org/onlinepubs/9699919799/functions/V2_chap02.html
|
||||
*
|
||||
* Full list:
|
||||
* https://pubs.opengroup.org/onlinepubs/9699919799.2018edition/basedefs/errno.h.html
|
||||
*/
|
||||
typedef enum
|
||||
{
|
||||
/**
|
||||
* No Error
|
||||
*/
|
||||
EOK = 0,
|
||||
|
||||
/**
|
||||
* Argument list too long. The sum of the number of bytes used by the
|
||||
* new process image's argument list and environment list is greater
|
||||
* than the system-imposed limit of {ARG_MAX} bytes.
|
||||
* or:
|
||||
* Lack of space in an output buffer.
|
||||
* or:
|
||||
* Argument is greater than the system-imposed maximum.
|
||||
*/
|
||||
E2BIG = 1,
|
||||
|
||||
/**
|
||||
* Permission denied. An attempt was made to access a file in a way
|
||||
* forbidden by its file access permissions.
|
||||
*/
|
||||
EACCES = 2,
|
||||
|
||||
/**
|
||||
* Address in use. The specified address is in use.
|
||||
*/
|
||||
EADDRINUSE = 3,
|
||||
|
||||
/**
|
||||
* Address not available. The specified address is not available from
|
||||
* the local system.
|
||||
*/
|
||||
EADDRNOTAVAIL = 4,
|
||||
|
||||
/**
|
||||
* Address family not supported. The implementation does not support
|
||||
* the specified address family, or the specified address is not a
|
||||
* valid address for the address family of the specified socket.
|
||||
*/
|
||||
EAFNOSUPPORT = 5,
|
||||
|
||||
/**
|
||||
* Resource temporarily unavailable. This is a temporary condition
|
||||
* and later calls to the same routine may complete normally.
|
||||
*/
|
||||
EAGAIN = 6,
|
||||
|
||||
/**
|
||||
* Connection already in progress. A connection request is already in
|
||||
* progress for the specified socket.
|
||||
*/
|
||||
EALREADY = 7,
|
||||
|
||||
/**
|
||||
* Bad file descriptor. A file descriptor argument is out of range,
|
||||
* refers to no open file, or a read (write) request is made to a
|
||||
* file that is only open for writing (reading).
|
||||
*/
|
||||
EBADF = 8,
|
||||
|
||||
/**
|
||||
* Bad message. During a read(), getmsg(), getpmsg(), or ioctl()
|
||||
* I_RECVFD request to a STREAMS device, a message arrived at the
|
||||
* head of the STREAM that is inappropriate for the function
|
||||
* receiving the message.
|
||||
* read()
|
||||
* Message waiting to be read on a STREAM is not a data message.
|
||||
* getmsg() or getpmsg()
|
||||
* A file descriptor was received instead of a control message.
|
||||
* ioctl()
|
||||
* Control or data information was received instead of a file
|
||||
* descriptor when I_RECVFD was specified.
|
||||
*/
|
||||
EBADMSG = 9,
|
||||
|
||||
/**
|
||||
* Resource busy. An attempt was made to make use of a system
|
||||
* resource that is not currently available, as it is being
|
||||
* used by another process in a manner that would have
|
||||
* conflicted with the request being made by this process.
|
||||
*/
|
||||
EBUSY = 10,
|
||||
|
||||
/**
|
||||
* Operation canceled. The associated asynchronous operation was
|
||||
* canceled before completion.
|
||||
*/
|
||||
ECANCELED = 11,
|
||||
|
||||
/**
|
||||
* No child process. A wait(), waitid(), or waitpid() function was
|
||||
* executed by a process that had no existing or unwaited-for
|
||||
* child process.
|
||||
*/
|
||||
ECHILD = 12,
|
||||
|
||||
/**
|
||||
* Connection aborted. The connection has been aborted.
|
||||
*/
|
||||
ECONNABORTED = 13,
|
||||
|
||||
/**
|
||||
* Connection refused. An attempt to connect to a socket was refused
|
||||
* because there was no process listening or because the queue of
|
||||
* connection requests was full and the underlying protocol does not
|
||||
* support retransmissions.
|
||||
*/
|
||||
ECONNREFUSED = 14,
|
||||
|
||||
/**
|
||||
* Connection reset. The connection was forcibly closed by the peer.
|
||||
*/
|
||||
ECONNRESET = 15,
|
||||
|
||||
/**
|
||||
* Resource deadlock would occur. An attempt was made to lock a system
|
||||
* resource that would have resulted in a deadlock situation.
|
||||
*/
|
||||
EDEADLK = 16,
|
||||
|
||||
/**
|
||||
* Destination address required. No bind address was established.
|
||||
*/
|
||||
EDESTADDRREQ = 17,
|
||||
|
||||
/**
|
||||
* Domain error. An input argument is outside the defined domain of the
|
||||
* mathematical function (defined in the ISO C standard).
|
||||
*/
|
||||
EDOM = 18,
|
||||
|
||||
/**
|
||||
* Reserved.
|
||||
*/
|
||||
EDQUOT = 19,
|
||||
|
||||
/**
|
||||
* File exists. An existing file was mentioned in an inappropriate
|
||||
* context; for example, as a new link name in the link() function.
|
||||
*/
|
||||
EEXIST = 20,
|
||||
|
||||
/**
|
||||
* Bad address. The system detected an invalid address in attempting
|
||||
* to use an argument of a call. The reliable detection of this error
|
||||
* cannot be guaranteed, and when not detected may result in the
|
||||
* generation of a signal, indicating an address violation, which is
|
||||
* sent to the process.
|
||||
*/
|
||||
EFAULT = 21,
|
||||
|
||||
/**
|
||||
* File too large. The size of a file would exceed the maximum file
|
||||
* size of an implementation or offset maximum established in the
|
||||
* corresponding file description.
|
||||
*/
|
||||
EFBIG = 22,
|
||||
|
||||
/**
|
||||
* Host is unreachable. The destination host cannot be reached
|
||||
* (probably because the host is down or a remote router cannot
|
||||
* reach it).
|
||||
*/
|
||||
EHOSTUNREACH = 23,
|
||||
|
||||
/**
|
||||
* Identifier removed. Returned during XSI interprocess communication
|
||||
* if an identifier has been removed from the system.
|
||||
*/
|
||||
EIDRM = 24,
|
||||
|
||||
/**
|
||||
* Illegal byte sequence. A wide-character code has been detected that
|
||||
* does not correspond to a valid character, or a byte sequence does
|
||||
* not form a valid wide-character code (defined in the ISO C standard).
|
||||
*/
|
||||
EILSEQ = 25,
|
||||
|
||||
/**
|
||||
* Operation in progress. This code is used to indicate that an
|
||||
* asynchronous operation has not yet completed.
|
||||
* or:
|
||||
* O_NONBLOCK is set for the socket file descriptor and the connection
|
||||
* cannot be immediately established.
|
||||
*/
|
||||
EINPROGRESS = 26,
|
||||
|
||||
/**
|
||||
* Interrupted function call. An asynchronous signal was caught by the
|
||||
* process during the execution of an interruptible function. If the
|
||||
* signal handler performs a normal return, the interrupted function
|
||||
* call may return this condition (see the Base Definitions volume
|
||||
* of POSIX.1-2017, <signal.h>).
|
||||
*/
|
||||
EINTR = 27,
|
||||
|
||||
/**
|
||||
* Invalid argument. Some invalid argument was supplied; for example,
|
||||
* specifying an undefined signal in a signal() function or a
|
||||
* kill() function.
|
||||
*/
|
||||
EINVAL = 28,
|
||||
|
||||
/**
|
||||
* Input/output error. Some physical input or output error has occurred.
|
||||
* This error may be reported on a subsequent operation on the same
|
||||
* file descriptor. Any other error-causing operation on the same file
|
||||
* descriptor may cause the [EIO] error indication to be lost.
|
||||
*/
|
||||
EIO = 29,
|
||||
|
||||
/**
|
||||
* Socket is connected. The specified socket is already connected.
|
||||
*/
|
||||
EISCONN = 30,
|
||||
|
||||
/**
|
||||
* Is a directory. An attempt was made to open a directory with write
|
||||
* mode specified.
|
||||
*/
|
||||
EISDIR = 31,
|
||||
|
||||
/**
|
||||
* Symbolic link loop. A loop exists in symbolic links encountered
|
||||
* during pathname resolution. This error may also be returned if
|
||||
* more than {SYMLOOP_MAX} symbolic links are encountered during
|
||||
* pathname resolution.
|
||||
*/
|
||||
ELOOP = 32,
|
||||
|
||||
/**
|
||||
* File descriptor value too large or too many open streams. An
|
||||
* attempt was made to open a file descriptor with a value greater
|
||||
* than or equal to {OPEN_MAX}, or an attempt was made to open more
|
||||
* than the maximum number of streams allowed in the process.
|
||||
*/
|
||||
EMFILE = 33,
|
||||
|
||||
/**
|
||||
* Too many links. An attempt was made to have the link count of a
|
||||
* single file exceed {LINK_MAX}.
|
||||
*/
|
||||
EMLINK = 34,
|
||||
|
||||
/**
|
||||
* Message too large. A message sent on a transport provider was
|
||||
* larger than an internal message buffer or some other network limit.
|
||||
* or:
|
||||
* Inappropriate message buffer length.
|
||||
*/
|
||||
EMSGSIZE = 35,
|
||||
|
||||
/**
|
||||
* Reserved.
|
||||
*/
|
||||
EMULTIHOP = 36,
|
||||
|
||||
/**
|
||||
* Filename too long. The length of a pathname exceeds {PATH_MAX} and
|
||||
* the implementation considers this to be an error, or a pathname
|
||||
* component is longer than {NAME_MAX}. This error may also occur
|
||||
* when pathname substitution, as a result of encountering a
|
||||
* symbolic link during pathname resolution, results in a pathname
|
||||
* string the size of which exceeds {PATH_MAX}.
|
||||
*/
|
||||
ENAMETOOLONG = 37,
|
||||
|
||||
/**
|
||||
* Network is down. The local network interface used to reach the
|
||||
* destination is down.
|
||||
*/
|
||||
ENETDOWN = 38,
|
||||
|
||||
/**
|
||||
* The connection was aborted by the network.
|
||||
*/
|
||||
ENETRESET = 39,
|
||||
|
||||
/**
|
||||
* Network unreachable. No route to the network is present.
|
||||
*/
|
||||
ENETUNREACH = 40,
|
||||
|
||||
/**
|
||||
* Too many files open in system. Too many files are currently open
|
||||
* in the system. The system has reached its predefined limit for
|
||||
* simultaneously open files and temporarily cannot accept requests
|
||||
* to open another one.
|
||||
*/
|
||||
ENFILE = 41,
|
||||
|
||||
/**
|
||||
* No buffer space available. Insufficient buffer resources were
|
||||
* available in the system to perform the socket operation.
|
||||
*/
|
||||
ENOBUFS = 42,
|
||||
|
||||
/**
|
||||
* No message available. No message is available on the STREAM head
|
||||
* read queue.
|
||||
*/
|
||||
ENODATA = 43,
|
||||
|
||||
/**
|
||||
* No such device. An attempt was made to apply an inappropriate
|
||||
* function to a device; for example, trying to read a write-only
|
||||
* device such as a printer.
|
||||
*/
|
||||
ENODEV = 44,
|
||||
|
||||
/**
|
||||
* No such file or directory. A component of a specified pathname
|
||||
* does not exist, or the pathname is an empty string.
|
||||
*/
|
||||
ENOENT = 45,
|
||||
|
||||
/**
|
||||
* Executable file format error. A request is made to execute a file
|
||||
* that, although it has appropriate privileges, is not in the
|
||||
* format required by the implementation for executable files.
|
||||
*/
|
||||
ENOEXEC = 46,
|
||||
|
||||
/**
|
||||
* No locks available. A system-imposed limit on the number of
|
||||
* simultaneous file and record locks has been reached and no more
|
||||
* are currently available.
|
||||
*/
|
||||
ENOLCK = 47,
|
||||
|
||||
/**
|
||||
* Reserved.
|
||||
*/
|
||||
ENOLINK = 48,
|
||||
|
||||
/**
|
||||
* Not enough space. The new process image requires more memory than
|
||||
* is allowed by the hardware or system-imposed memory management
|
||||
* constraints.
|
||||
*/
|
||||
ENOMEM = 49,
|
||||
|
||||
/**
|
||||
* No message of the desired type. The message queue does not contain
|
||||
* a message of the required type during XSI interprocess communication.
|
||||
*/
|
||||
ENOMSG = 50,
|
||||
|
||||
/**
|
||||
* Protocol not available. The protocol option specified to
|
||||
* setsockopt() is not supported by the implementation.
|
||||
*/
|
||||
ENOPROTOOPT = 51,
|
||||
|
||||
/**
|
||||
* No space left on a device. During the write() function on a
|
||||
* regular file or when extending a directory, there is no free
|
||||
* space left on the device.
|
||||
*/
|
||||
ENOSPC = 52,
|
||||
|
||||
/**
|
||||
* No STREAM resources. Insufficient STREAMS memory resources are
|
||||
* available to perform a STREAMS-related function. This is a
|
||||
* temporary condition; it may be recovered from if other
|
||||
* processes release resources.
|
||||
*/
|
||||
ENOSR = 53,
|
||||
|
||||
/**
|
||||
* Not a STREAM. A STREAM function was attempted on a file descriptor
|
||||
* that was not associated with a STREAMS device.
|
||||
*/
|
||||
ENOSTR = 54,
|
||||
|
||||
/**
|
||||
* Functionality not supported. An attempt was made to use optional
|
||||
* functionality that is not supported in this implementation.
|
||||
*/
|
||||
ENOSYS = 55,
|
||||
|
||||
/**
|
||||
* Socket not connected. The socket is not connected.
|
||||
*/
|
||||
ENOTCONN = 56,
|
||||
|
||||
/**
|
||||
* Not a directory. A component of the specified pathname exists, but
|
||||
* it is not a directory, when a directory was expected; or an
|
||||
* attempt was made to create a non-directory file, and the specified
|
||||
* pathname contains at least one non- <slash> character and ends
|
||||
* with one or more trailing <slash> characters.
|
||||
*/
|
||||
ENOTDIR = 57,
|
||||
|
||||
/**
|
||||
* Directory not empty. A directory other than an empty directory
|
||||
* was supplied when an empty directory was expected.
|
||||
*/
|
||||
ENOTEMPTY = 58,
|
||||
|
||||
/**
|
||||
* State not recoverable. The state protected by a robust mutex
|
||||
* is not recoverable.
|
||||
*/
|
||||
ENOTRECOVERABLE = 59,
|
||||
|
||||
/**
|
||||
* Not a socket. The file descriptor does not refer to a socket.
|
||||
*/
|
||||
ENOTSOCK = 60,
|
||||
|
||||
/**
|
||||
* Not supported. The implementation does not support the requested
|
||||
* feature or value.
|
||||
*/
|
||||
ENOTSUP = 61,
|
||||
|
||||
/**
|
||||
* Inappropriate I/O control operation. A control function has been
|
||||
* attempted for a file or special file for which the operation
|
||||
* is inappropriate.
|
||||
*/
|
||||
ENOTTY = 62,
|
||||
|
||||
/**
|
||||
* No such device or address. Input or output on a special file
|
||||
* refers to a device that does not exist, or makes a request
|
||||
* beyond the capabilities of the device. It may also occur when,
|
||||
* for example, a tape drive is not on-line.
|
||||
*/
|
||||
ENXIO = 63,
|
||||
|
||||
/**
|
||||
* Operation not supported on socket. The type of socket (address
|
||||
* family or protocol) does not support the requested operation.
|
||||
*/
|
||||
EOPNOTSUPP = 64,
|
||||
|
||||
/**
|
||||
* Value too large to be stored in data type. An operation was
|
||||
* attempted which would generate a value that is outside the
|
||||
* range of values that can be represented in the relevant data
|
||||
* type or that are allowed for a given data item.
|
||||
*/
|
||||
EOVERFLOW = 65,
|
||||
|
||||
/**
|
||||
* Previous owner died. The owner of a robust mutex terminated
|
||||
* while holding the mutex lock.
|
||||
*/
|
||||
EOWNERDEAD = 66,
|
||||
|
||||
/**
|
||||
* Operation not permitted. An attempt was made to perform an
|
||||
* operation limited to processes with appropriate privileges or
|
||||
* to the owner of a file or other resource.
|
||||
*/
|
||||
EPERM = 67,
|
||||
|
||||
/**
|
||||
* Broken pipe. A write was attempted on a socket, pipe, or FIFO
|
||||
* for which there is no process to read the data.
|
||||
*/
|
||||
EPIPE = 68,
|
||||
|
||||
/**
|
||||
* Protocol error. Some protocol error occurred. This error is
|
||||
* device-specific, but is generally not related to a
|
||||
* hardware failure.
|
||||
*/
|
||||
EPROTO = 69,
|
||||
|
||||
/**
|
||||
* Protocol not supported. The protocol is not supported by the
|
||||
* address family, or the protocol is not supported by
|
||||
* the implementation.
|
||||
*/
|
||||
EPROTONOSUPPORT = 70,
|
||||
|
||||
/**
|
||||
* Protocol wrong type for socket. The socket type is not
|
||||
* supported by the protocol.
|
||||
*/
|
||||
EPROTOTYPE = 71,
|
||||
|
||||
/**
|
||||
* Result too large or too small. The result of the function
|
||||
* is too large (overflow) or too small (underflow) to be
|
||||
* represented in the available space.
|
||||
*/
|
||||
ERANGE = 72,
|
||||
|
||||
/**
|
||||
* Read-only file system. An attempt was made to modify a file
|
||||
* or directory on a file system that is read-only.
|
||||
*/
|
||||
EROFS = 73,
|
||||
|
||||
/**
|
||||
* Invalid seek. An attempt was made to access the file offset
|
||||
* associated with a pipe or FIFO.
|
||||
*/
|
||||
ESPIPE = 74,
|
||||
|
||||
/**
|
||||
* No such process. No process can be found corresponding to that
|
||||
* specified by the given process ID.
|
||||
*/
|
||||
ESRCH = 75,
|
||||
|
||||
/**
|
||||
* Reserved.
|
||||
*/
|
||||
ESTALE = 76,
|
||||
|
||||
/**
|
||||
* STREAM ioctl() timeout. The timer set for a STREAMS ioctl() call
|
||||
* has expired. The cause of this error is device-specific and could
|
||||
* indicate either a hardware or software failure, or a timeout
|
||||
* value that is too short for the specific operation. The status
|
||||
* of the ioctl() operation is unspecified.
|
||||
*/
|
||||
ETIME = 77,
|
||||
|
||||
/**
|
||||
* Connection timed out. The connection to a remote machine has
|
||||
* timed out.
|
||||
* If the connection timed out during execution of the function that
|
||||
* reported this error (as opposed to timing out prior to the
|
||||
* function being called), it is unspecified whether the function
|
||||
* has completed some or all of the documented behavior associated
|
||||
* with a successful completion of the function.
|
||||
* or:
|
||||
* Operation timed out. The time limit associated with the operation
|
||||
* was exceeded before the operation completed.
|
||||
*/
|
||||
ETIMEDOUT = 78,
|
||||
|
||||
/**
|
||||
* Text file busy. An attempt was made to execute a pure-procedure
|
||||
* program that is currently open for writing, or an attempt has
|
||||
* been made to open for writing a pure-procedure program that
|
||||
* is being executed.
|
||||
*/
|
||||
ETXTBSY = 79,
|
||||
|
||||
/**
|
||||
* Operation would block. An operation on a socket marked as
|
||||
* non-blocking has encountered a situation such as no data available
|
||||
* that otherwise would have caused the function to suspend execution.
|
||||
*/
|
||||
EWOULDBLOCK = 80,
|
||||
|
||||
/**
|
||||
* Improper link. A link to a file on another file system was attempted.
|
||||
*/
|
||||
EXDEV = 81,
|
||||
|
||||
__ERRNO_MAX
|
||||
} KernelErrors;
|
||||
|
||||
#include <types.h>
|
||||
EXTERNC int *__errno_location(void) __attribute__((const));
|
||||
#define errno (*__errno_location())
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"
|
||||
{
|
||||
#endif
|
||||
char *strerror(int errnum);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif // !__FENNIX_KERNEL_ERRNO_H__
|
378
include/interface/fs.h
Normal file
378
include/interface/fs.h
Normal file
@ -0,0 +1,378 @@
|
||||
/*
|
||||
This file is part of Fennix Kernel.
|
||||
|
||||
Fennix Kernel 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 Kernel 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 Kernel. If not, see <https://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef __FENNIX_API_FILESYSTEM_H__
|
||||
#define __FENNIX_API_FILESYSTEM_H__
|
||||
|
||||
#ifdef __kernel__
|
||||
#include <types.h>
|
||||
#endif
|
||||
|
||||
#define SEEK_SET 0
|
||||
#define SEEK_CUR 1
|
||||
#define SEEK_END 2
|
||||
|
||||
/**
|
||||
* File type mask for the upper 32 bits of mode_t.
|
||||
*
|
||||
* @note Maybe it will be used in the future.
|
||||
*/
|
||||
#define S_IFMT32 037777600000
|
||||
|
||||
/**
|
||||
* File type mask.
|
||||
*
|
||||
* This mask is used to extract the file type
|
||||
* from the mode field of a stat structure.
|
||||
*
|
||||
* Doing bitwise AND with this mask will return
|
||||
* the file type.
|
||||
* Example: st_mode & S_IFMT
|
||||
*
|
||||
* Doing bitwise negation and AND with this mask
|
||||
* will return the permissions.
|
||||
* Example: st_mode & ~S_IFMT
|
||||
*/
|
||||
#define S_IFMT 0170000
|
||||
|
||||
/* Whiteout */
|
||||
#define S_IFWHT 0160000
|
||||
/* Socket */
|
||||
#define S_IFSOCK 0140000
|
||||
/* Symbolic link */
|
||||
#define S_IFLNK 0120000
|
||||
/* Regular file */
|
||||
#define S_IFREG 0100000
|
||||
/* Block device */
|
||||
#define S_IFBLK 0060000
|
||||
/* Directory */
|
||||
#define S_IFDIR 0040000
|
||||
/* Character device */
|
||||
#define S_IFCHR 0020000
|
||||
/* FIFO */
|
||||
#define S_IFIFO 0010000
|
||||
|
||||
#define S_ISUID 04000
|
||||
#define S_ISGID 02000
|
||||
#define S_ISVTX 01000
|
||||
|
||||
/** Owner: RWX */
|
||||
#define S_IRWXU 0700
|
||||
/** Owner: R */
|
||||
#define S_IRUSR 0400
|
||||
/** Owner: W */
|
||||
#define S_IWUSR 0200
|
||||
/** Owner: X */
|
||||
#define S_IXUSR 0100
|
||||
|
||||
/** Group: RWX */
|
||||
#define S_IRWXG 0070
|
||||
/** Group: R */
|
||||
#define S_IRGRP 0040
|
||||
/** Group: W */
|
||||
#define S_IWGRP 0020
|
||||
/** Group: X */
|
||||
#define S_IXGRP 0010
|
||||
|
||||
/** Other: RWX */
|
||||
#define S_IRWXO 0007
|
||||
/** Other: R */
|
||||
#define S_IROTH 0004
|
||||
/** Other: W */
|
||||
#define S_IWOTH 0002
|
||||
/** Other: X */
|
||||
#define S_IXOTH 0001
|
||||
|
||||
#define O_RDONLY 00
|
||||
#define O_WRONLY 01
|
||||
#define O_RDWR 02
|
||||
#define O_CREAT 0100
|
||||
#define O_EXCL 0200
|
||||
#define O_TRUNC 01000
|
||||
#define O_APPEND 02000
|
||||
#define O_NOFOLLOW 0400000
|
||||
#define O_CLOEXEC 02000000
|
||||
|
||||
#define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
|
||||
#define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR)
|
||||
#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
|
||||
#define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
|
||||
#define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO)
|
||||
#define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK)
|
||||
#define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK)
|
||||
|
||||
#define DT_UNKNOWN 0x0
|
||||
#define DT_FIFO 0x1
|
||||
#define DT_CHR 0x2
|
||||
#define DT_DIR 0x4
|
||||
#define DT_BLK 0x6
|
||||
#define DT_REG 0x8
|
||||
#define DT_LNK 0xA
|
||||
#define DT_SOCK 0xC
|
||||
#define DT_WHT 0xE
|
||||
|
||||
#define IFTODT(x) ((x) >> 12 & 0xF)
|
||||
#define DTTOIF(x) ((x) << 12)
|
||||
|
||||
#define SYMLOOP_MAX 40
|
||||
|
||||
#ifndef __cplusplus
|
||||
#define static_assert _Static_assert
|
||||
#endif
|
||||
|
||||
#ifdef __LP64__
|
||||
static_assert(sizeof(dev_t) == 8, "dev_t must be 64 bits");
|
||||
static_assert(sizeof(ino_t) == 8, "ino_t must be 64 bits");
|
||||
static_assert(sizeof(mode_t) == 4, "mode_t must be 32 bits");
|
||||
static_assert(sizeof(nlink_t) == 4, "nlink_t must be 32 bits");
|
||||
static_assert(sizeof(uid_t) == 4, "uid_t must be 32 bits");
|
||||
static_assert(sizeof(gid_t) == 4, "gid_t must be 32 bits");
|
||||
static_assert(sizeof(off_t) == 8, "off_t must be 64 bits");
|
||||
static_assert(sizeof(time_t) == 8, "time_t must be 64 bits");
|
||||
static_assert(sizeof(blksize_t) == 8, "blksize_t must be 64 bits");
|
||||
static_assert(sizeof(blkcnt_t) == 8, "blkcnt_t must be 64 bits");
|
||||
#else
|
||||
static_assert(sizeof(dev_t) == 4, "dev_t must be 32 bits");
|
||||
static_assert(sizeof(ino_t) == 4, "ino_t must be 32 bits");
|
||||
static_assert(sizeof(mode_t) == 2, "mode_t must be 16 bits");
|
||||
static_assert(sizeof(nlink_t) == 2, "nlink_t must be 16 bits");
|
||||
static_assert(sizeof(uid_t) == 2, "uid_t must be 16 bits");
|
||||
static_assert(sizeof(gid_t) == 2, "gid_t must be 16 bits");
|
||||
static_assert(sizeof(off_t) == 4, "off_t must be 32 bits");
|
||||
static_assert(sizeof(time_t) == 4, "time_t must be 32 bits");
|
||||
static_assert(sizeof(blksize_t) == 4, "blksize_t must be 32 bits");
|
||||
static_assert(sizeof(blkcnt_t) == 4, "blkcnt_t must be 32 bits");
|
||||
#endif
|
||||
|
||||
#undef static_assert
|
||||
|
||||
struct kstat
|
||||
{
|
||||
/** Device ID of the file. */
|
||||
dev_t Device;
|
||||
|
||||
/** Inode number. */
|
||||
ino_t Index;
|
||||
|
||||
/** File type and mode. */
|
||||
mode_t Mode;
|
||||
|
||||
/** Number of hard links. */
|
||||
nlink_t HardLinks;
|
||||
|
||||
/** User ID of the file's owner. */
|
||||
uid_t UserID;
|
||||
|
||||
/** Group ID of the file's owner. */
|
||||
gid_t GroupID;
|
||||
|
||||
/** Device ID for special files. */
|
||||
dev_t RawDevice;
|
||||
|
||||
/** Size of the file in bytes. */
|
||||
off_t Size;
|
||||
|
||||
/** Time of last access. */
|
||||
time_t AccessTime;
|
||||
|
||||
/** Time of last modification. */
|
||||
time_t ModifyTime;
|
||||
|
||||
/** Time of last status change. */
|
||||
time_t ChangeTime;
|
||||
|
||||
/** Optimal I/O block size. */
|
||||
blksize_t BlockSize;
|
||||
|
||||
/** Number of blocks allocated. */
|
||||
blkcnt_t Blocks;
|
||||
|
||||
/** Additional file attributes. */
|
||||
mode_t Attribute;
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
||||
dev_t MakeDevice(int Major, int Minor)
|
||||
{
|
||||
return ((Major & 0xFFF) << 8) |
|
||||
(Minor & 0xFF);
|
||||
}
|
||||
|
||||
int GetMajor()
|
||||
{
|
||||
return ((unsigned int)(Device) >> 8) & 0xFFF;
|
||||
}
|
||||
|
||||
int GetMinor()
|
||||
{
|
||||
return Device & 0xFF;
|
||||
}
|
||||
|
||||
void SetFileType(mode_t Type)
|
||||
{
|
||||
Mode = (Mode & ~S_IFMT) |
|
||||
(Type & S_IFMT);
|
||||
}
|
||||
|
||||
mode_t GetFileType() { return Mode & S_IFMT; }
|
||||
void ClearFileType() { Mode = Mode & ~S_IFMT; }
|
||||
bool IsType(mode_t Type) { return (Mode & S_IFMT) == Type; }
|
||||
|
||||
void SetPermissions(mode_t Permissions)
|
||||
{
|
||||
Mode = (Mode & S_IFMT) |
|
||||
(Permissions & ~S_IFMT);
|
||||
}
|
||||
|
||||
mode_t GetPermissions() { return Mode & ~S_IFMT; }
|
||||
void ClearPermissions() { Mode = Mode & S_IFMT; }
|
||||
|
||||
#endif // __cplusplus
|
||||
};
|
||||
|
||||
struct kdirent
|
||||
{
|
||||
ino_t d_ino;
|
||||
off_t d_off;
|
||||
unsigned short d_reclen;
|
||||
unsigned char d_type;
|
||||
char d_name[];
|
||||
};
|
||||
|
||||
struct InodeOperations
|
||||
{
|
||||
int (*Lookup)(struct Inode *Parent, const char *Name, struct Inode **Result);
|
||||
int (*Create)(struct Inode *Parent, const char *Name, mode_t Mode, struct Inode **Result);
|
||||
int (*Remove)(struct Inode *Parent, const char *Name);
|
||||
int (*Rename)(struct Inode *Parent, const char *OldName, const char *NewName);
|
||||
ssize_t (*Read)(struct Inode *Node, void *Buffer, size_t Size, off_t Offset);
|
||||
ssize_t (*Write)(struct Inode *Node, const void *Buffer, size_t Size, off_t Offset);
|
||||
int (*Truncate)(struct Inode *Node, off_t Size);
|
||||
int (*Open)(struct Inode *Node, int Flags, mode_t Mode);
|
||||
int (*Close)(struct Inode *Node);
|
||||
int (*Ioctl)(struct Inode *Node, unsigned long Request, void *Argp);
|
||||
ssize_t (*ReadDir)(struct Inode *Node, struct kdirent *Buffer, size_t Size, off_t Offset, off_t Entries);
|
||||
int (*MkDir)(struct Inode *Parent, const char *Name, mode_t Mode, struct Inode **Result);
|
||||
int (*RmDir)(struct Inode *Parent, const char *Name);
|
||||
int (*SymLink)(struct Inode *Parent, const char *Name, const char *Target, struct Inode **Result);
|
||||
ssize_t (*ReadLink)(struct Inode *Node, char *Buffer, size_t Size);
|
||||
off_t (*Seek)(struct Inode *Node, off_t Offset);
|
||||
int (*Stat)(struct Inode *Node, struct kstat *Stat);
|
||||
} __attribute__((packed));
|
||||
|
||||
#define I_FLAG_MOUNTPOINT 0x1
|
||||
#define I_FLAG_CACHE_KEEP 0x2
|
||||
|
||||
struct Inode
|
||||
{
|
||||
dev_t Device, RawDevice;
|
||||
ino_t Index;
|
||||
mode_t Mode;
|
||||
uint32_t Flags;
|
||||
off_t Offset;
|
||||
|
||||
void *PrivateData;
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
||||
/* ... */
|
||||
|
||||
void SetDevice(int Major, int Minor)
|
||||
{
|
||||
this->RawDevice = ((Major & 0xFFF) << 8) |
|
||||
(Minor & 0xFF);
|
||||
}
|
||||
|
||||
int GetMajor()
|
||||
{
|
||||
return ((unsigned int)(this->RawDevice) >> 8) & 0xFFF;
|
||||
}
|
||||
|
||||
int GetMinor()
|
||||
{
|
||||
return this->RawDevice & 0xFF;
|
||||
}
|
||||
|
||||
Inode()
|
||||
{
|
||||
Index = 0;
|
||||
Mode = 0;
|
||||
Device = 0;
|
||||
RawDevice = 0;
|
||||
Flags = 0;
|
||||
PrivateData = nullptr;
|
||||
}
|
||||
|
||||
~Inode() = default;
|
||||
|
||||
#else // __cplusplus
|
||||
|
||||
#define INODE_MAKEDEV(major, minor) \
|
||||
((dev_t)(((major & 0xFFF) << 8) | \
|
||||
(minor & 0xFF)))
|
||||
|
||||
#define INODE_MAJOR(rdev) \
|
||||
((int)(((rdev) >> 8) & 0xFFF))
|
||||
|
||||
#define INODE_MINOR(rdev) \
|
||||
((int)((rdev) & 0xFF))
|
||||
|
||||
#endif // __cplusplus
|
||||
};
|
||||
|
||||
struct SuperBlockOperations
|
||||
{
|
||||
int (*AllocateInode)(struct FileSystemInfo *Info, struct Inode **Result);
|
||||
int (*DeleteInode)(struct FileSystemInfo *Info, struct Inode *Node);
|
||||
|
||||
/**
|
||||
* Synchronize the filesystem.
|
||||
*
|
||||
* Write all pending changes to the disk.
|
||||
*
|
||||
* @param Info Inode to synchronize. If NULL, synchronize all inodes.
|
||||
*
|
||||
* @return Zero on success, otherwise an error code.
|
||||
*/
|
||||
int (*Synchronize)(struct FileSystemInfo *Info, struct Inode *Node);
|
||||
|
||||
/**
|
||||
* Destroy the filesystem.
|
||||
*
|
||||
* Unregister the filesystem and free all resources.
|
||||
*
|
||||
* @param Info Filesystem to destroy.
|
||||
*
|
||||
* @return Zero on success, otherwise an error code.
|
||||
*/
|
||||
int (*Destroy)(FileSystemInfo *Info);
|
||||
} __attribute__((packed));
|
||||
|
||||
struct FileSystemInfo
|
||||
{
|
||||
const char *Name;
|
||||
int Flags;
|
||||
struct SuperBlockOperations SuperOps;
|
||||
struct InodeOperations Ops;
|
||||
|
||||
void *PrivateData;
|
||||
} __attribute__((packed));
|
||||
|
||||
dev_t RegisterFileSystem(FileSystemInfo *Info, struct Inode *Root);
|
||||
int UnregisterFileSystem(dev_t Device);
|
||||
|
||||
#endif // !__FENNIX_API_FILESYSTEM_H__
|
111
include/interface/syscalls.h
Normal file
111
include/interface/syscalls.h
Normal file
@ -0,0 +1,111 @@
|
||||
/*
|
||||
This file is part of Fennix Kernel.
|
||||
|
||||
Fennix Kernel 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 Kernel 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 Kernel. If not, see <https://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef __FENNIX_API_SYSCALLS_LIST_H__
|
||||
#define __FENNIX_API_SYSCALLS_LIST_H__
|
||||
|
||||
#ifndef syscall0
|
||||
static inline long syscall0(long syscall)
|
||||
{
|
||||
long ret;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifndef syscall1
|
||||
static inline long syscall1(long syscall, long arg1)
|
||||
{
|
||||
long ret;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall), "D"(arg1)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifndef syscall2
|
||||
static inline long syscall2(long syscall, long arg1, long arg2)
|
||||
{
|
||||
long ret;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall), "D"(arg1), "S"(arg2)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifndef syscall3
|
||||
static inline long syscall3(long syscall, long arg1, long arg2, long arg3)
|
||||
{
|
||||
long ret;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifndef syscall4
|
||||
static inline long syscall4(long syscall, long arg1, long arg2, long arg3, long arg4)
|
||||
{
|
||||
long ret;
|
||||
register long r10 __asm__("r10") = arg4;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifndef syscall5
|
||||
static inline long syscall5(long syscall, long arg1, long arg2, long arg3, long arg4, long arg5)
|
||||
{
|
||||
long ret;
|
||||
register long r10 __asm__("r10") = arg4;
|
||||
register long r8 __asm__("r8") = arg5;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10), "r"(r8)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifndef syscall6
|
||||
static inline long syscall6(long syscall, long arg1, long arg2, long arg3, long arg4, long arg5, long arg6)
|
||||
{
|
||||
long ret;
|
||||
register long r10 __asm__("r10") = arg4;
|
||||
register long r8 __asm__("r8") = arg5;
|
||||
register long r9 __asm__("r9") = arg6;
|
||||
__asm__ __volatile__("syscall"
|
||||
: "=a"(ret)
|
||||
: "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10), "r"(r8), "r"(r9)
|
||||
: "rcx", "r11", "memory");
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif // !__FENNIX_API_SYSCALLS_LIST_H__
|
Reference in New Issue
Block a user