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sprintf family, ctype, better panic, better terminals, better kernel/base.h & other stuff (#29)

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This commit is contained in:
Adrien Bourmault 2019-03-08 09:00:55 +01:00 committed by GitHub
parent bbb4931238
commit cd0913ed13
27 changed files with 538 additions and 315 deletions
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2
.gitignore vendored
View File

@ -23,7 +23,7 @@ multiboot.pdf
grub.log
Makefile.out.2
build/bin/s**
.stylehlp
#.stylehlp
# Linker output
*.ilk

26
kaleid/crtlib/arith.c → .stylehlp
View File

@ -1,7 +1,7 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Arithmetic functions //
// Desc: //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
@ -22,27 +22,5 @@
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
// do not mask anything
#define _KALEID_UNMASKED
#include <kalbase.h>
int _osk_abs(int x)
{
return abs(x);
}
long _osk_labs(long x)
{
return labs(x);
}
div_t _osk_div(int x, int y)
{
return div(x, y);
}
ldiv_t _osk_ldiv(long x, long y)
{
return ldiv(x, y);
}
//------------------------------------------//

9
Makefile.in
View File

@ -30,7 +30,7 @@
CCNAME="/opt/cross-cc/bin/x86_64-elf-gcc"
CC2NAME=gcc
COPTIM=-O2
CWARNS=-Wall -Wextra -Werror=implicit-function-declaration
CWARNS=-Wall -Wextra // -Werror=implicit-function-declaration
CINCLUDES=-Ikaleid/include
CFLAGS1=-nostdlib -ffreestanding -mcmodel=large // -std=gnu11
@ -63,10 +63,10 @@ testing: bootloader pseudo_kern
COBJDIR=$(OBJDIR)/$(COMMDIR)
LOBJDIR=$(OBJDIR)/$(LINXDIR)
COMMOBJS=COBJ6(string, status, rand, memory, arith, strtol) COBJ4(itoa, ltoa, utoa, ultoa) COBJ4(atoi, atol, atou, atoul) COBJ2(../extras/prog, ../extras/argv)
COMMOBJS=COBJ6(string, status, rand, memory, strtol, sprintf) COBJ4(itoa, ltoa, utoa, ultoa) COBJ4(atoi, atol, atou, atoul) COBJ3(../extras/prog, ../extras/argv, ctype)
TCC=$(CC2NAME) $(COPTIM) $(CWARNS) $(CINCLUDES)
KCC=$(CC) -D_KALEID_KERNEL
KCC=$(CC) -D_OSK_SOURCE -D_KALEID_KERNEL
comm-convert:
COMPILE_CONVRT1(itoa) -D_NEED_ITOA
@ -80,11 +80,12 @@ comm-convert:
common: comm-convert
COMPILE_COMMON(rand)
COMPILE_COMMON(arith)
COMPILE_COMMON(ctype)
COMPILE_COMMON(string)
COMPILE_COMMON(status)
COMPILE_COMMON(memory) -fno-strict-aliasing
COMPILE_COMMON(strtol)
COMPILE_COMMON(sprintf)
COMPILE_COMMON(../extras/prog)
COMPILE_COMMON(../extras/argv)

74
kaleid/crtlib/ctype.c Normal file
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@ -0,0 +1,74 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Character types //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K 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 //
// any later version. //
// //
// OS/K 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 OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#include <kalbase.h>
#define SH(x) (1 << x)
enum
{
CT = SH(0), // control
PR = SH(1), // printing
GR = SH(2)|PR, // graphical
DX = SH(3)|GR, // hex digit
DG = SH(4)|DX, // decimal digit
SP = SH(5), // space
BK = SH(6)|SP, // blank
PT = SH(7)|GR, // punctuation
AL = SH(8)|GR, // alpha
UP = SH(9)|AL, // upper alpha
LW = SH(10)|AL // lower alpha
};
int __ctype[] = {
// ASCII ctype table
/* 0 */ CT, CT, CT, CT, CT, CT, CT, CT, CT, BK|CT,
/* 10 */ SP|CT, SP|CT, SP|CT, SP|CT, CT, CT, CT, CT, CT, CT,
/* 20 */ CT, CT, CT, CT, CT, CT, CT, CT, CT, CT,
/* 30 */ CT, CT, BK|PR, PT, PT, PT, PT, PT, PT, PT,
/* 40 */ PT, PT, PT, PT, PT, PT, PT, PT, DG, DG,
/* 50 */ DG, DG, DG, DG, DG, DG, DG, DG, PT, PT,
/* 60 */ PT, PT, PT, PT, PT, UP|DX, UP|DX, UP|DX, UP|DX, UP|DX,
/* 70 */ UP|DX, UP, UP, UP, UP, UP, UP, UP, UP, UP,
/* 80 */ UP, UP, UP, UP, UP, UP, UP, UP, UP, UP,
/* 90 */ UP, PT, PT, PT, PT, PT, PT, LW|DX, LW|DX, LW|DX,
/* 100 */ LW|DX, LW|DX, LW|DX, LW, LW, LW, LW, LW, LW, LW,
/* 110 */ LW, LW, LW, LW, LW, LW, LW, LW, LW, LW,
/* 120 */ LW, LW, LW, PT, PT, PT, PT, CT,
};
static_assert(sizeof(__ctype) == 128 * sizeof(int), "ctype table - invalid size");
int tolower(int c)
{
if (isupper(c)) return c + ('a' - 'A');
return c;
}
int toupper(int c)
{
if (islower(c)) return c - ('a' - 'A');
return c;
}

1
kaleid/crtlib/itoa.c
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@ -17,6 +17,7 @@ static const char digits[] =
//
// Integer to string in any base between 2 and 36 (included)
// Returns str
//
#if defined(_NEED_ITOA)

195
kaleid/crtlib/sprintf.c
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@ -22,27 +22,34 @@
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
//
// TODO integer modifiers
//
#include <kalbase.h>
//
// Format str according to fmt using ellipsed arguments
//
// BE CAREFUL when using this
// you need to know for sure an overflow won't happen
// Standard is dumb so we won't follow it:
// 1) we return a size_t instead of int
// 2) for (v)snprintf we return the number of characters written
// instead of the number of characters that would have been written
// given large enough n
//
int sprintf(char *str, const char *fmt, ...)
size_t sprintf(char *str, const char *fmt, ...)
{
int ret;
va_list ap;
va_start(ap);
va_start(ap, fmt);
ret = vsnprintf(str, SIZE_T_MAX, fmt, ap);
va_end(ap);
return ret;
}
int vsprintf(char *str, const char *fmt, va_list ap)
size_t vsprintf(char *str, const char *fmt, va_list ap)
{
return vsnprintf(str, SIZE_T_MAX, fmt, ap);
}
@ -51,40 +58,188 @@ int vsprintf(char *str, const char *fmt, va_list ap)
// (v)sprintf() but with a size limit: no more than n bytes are written in str
// Always null-terminate str
//
int snprintf(char *str, size_t n, const char *fmt, ...)
size_t snprintf(char *str, size_t n, const char *fmt, ...)
{
int ret;
va_list ap;
va_start(ap);
ret = vsnprintf(str, n, fmt, ap)
va_start(ap, fmt);
ret = vsnprintf(str, n, fmt, ap);
va_end(ap);
return ret;
}
int vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
{
int ret = 0;
// Size of the buffer is for convertions
#define CONVBUF 4096
// Go throught the format string
while (*fmt) {
size_t vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
{
size_t ret = 0;
bool lflag = 0, hflag = 0, hhflag = 0, altflag = 0;
int base;
char mod;
char convbuf[CONVBUF] = { 0 };
char c;
int d;
uint u;
char *s;
// For aesthetic reasons...
n--;
// Go through the format string
while (*fmt && ret < n) {
// Regular character
if (*fmt != '%') {
// Even if we don't have any more room we still increase ret
if (ret++ < n) {
*str++ = *fmt++;
}
ret++;
continue;
}
switch (*fmt) {
case 'd':
default:
// Found a '%'
while (1) {
mod = *++fmt;
if (mod == '%') {
*str++ = '%';
ret++;
break;
}
if (mod == '#') {
altflag = 1;
continue;
}
return ret;
if (mod == 'l' || mod == 'z' || mod == 't') {
// 'll'/'z'/'t' aliased to 'l'
lflag = 1;
continue;
}
if (mod == 'h') {
if (hflag) hhflag = 1;
else hflag = 1;
continue;
}
if (mod == 'c') {
c = (char)va_arg(ap, int);
*str++ = c;
ret++;
break;
}
if (mod == 's') {
s = va_arg(ap, char *);
while (*s && ret < n) {
*str++ = *s++;
ret++;
}
break;
}
if (mod == 'i') {
mod = 'd';
goto numeric;
}
if (mod == 'p') {
mod = 'x';
lflag = 1;
altflag = 1;
goto numeric;
}
if (mod == 'd' || mod == 'u' || mod == 'b' ||
mod == 'o' || mod == 'x' || mod == 'X') {
// Label to avoid some useless tests
numeric:
if (altflag && mod != 'd' && mod != 'u') {
// #d / #u is undefined behaviour
*str++ = '0';
if (++ret >= n) break;
if (mod != 'o') {
*str++ = mod;
ret++;
}
}
// "%d" is a special snowflake, deal with it separately
if (mod == 'd') {
if (lflag) {
ltoa(va_arg(ap, long), convbuf, 10);
}
else {
d = va_arg(ap, int);
if (hhflag) d &= 0xff; // char-ify
else if (hflag) d &= 0xffff; // short-ify
itoa(d, convbuf, 10);
}
}
// All unsigned mods
else {
base = (mod == 'u' ? 10 : (mod == 'b' ? 2 : (mod == 'o' ? 8 : 16)));
// Every other mod here is unsigned
if (lflag) {
ultoa(va_arg(ap, ulong), convbuf, base);
}
else {
u = va_arg(ap, uint);
if (hhflag) u &= 0xff; // char-ify
else if (hflag) u &= 0xffff; // short-ify
utoa(u, convbuf, base);
}
// "abcdef" => "ABCDEF"
if (mod == 'X') {
// Re-use s as an iterator for convbuf
s = convbuf;
while (*s) {
if (islower(*s))
*s = toupper(*s);
s++;
}
}
}
s = convbuf;
// Convertions happened, now we write into str
while (*s && ret < n) {
*str++ = *s++;
ret++;
}
// We're done dealing with this modifier
break;
}
// Unknown/unsupported modifier :|
*str++ = mod;
break;
}
// We fallthrough here from the "while (1)"
fmt++;
}
// Null-terminate no matter what
*str = 0;
return ret + 1;
}

67
kaleid/crtlib/string.c
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@ -226,15 +226,12 @@ char *strcpy(char *restrict dest, const char *restrict src)
//
char *strncpy(char *restrict dest, const char *restrict src, size_t n)
{
size_t it;
char *base = dest;
for (it = 0; it < n && src[it]; it++) {
dest[it] = src[it];
}
while (n-- && (*dest++ = *src++));
while (n--) *dest++ = 0;
while (it < n) dest[it++] = 0;
return dest;
return base;
}
//
@ -242,22 +239,16 @@ char *strncpy(char *restrict dest, const char *restrict src, size_t n)
// Always null-terminates dest, but doesn't fill
// dest's contents past the null-terminator
//
// Returns the number of bytes NOT written, not counting null-terminators
// Returns a pointer to the last character of src copied
// (In particular it points to src's null-terminator if
// and only if every character of src was successfuly copied)
//
size_t strnzcpy(char *restrict dest, const char *restrict src, size_t n)
char *strnzcpy(char *restrict dest, const char *restrict src, size_t n)
{
size_t it, loss;
while (n-- > 1 && (*dest = *src)) dest++, src++;
if (*src) *++dest = 0;
for (it = 0; it < n - 1 && src[it]; it++) {
dest[it] = src[it];
}
dest[it] = 0;
// Compute how many bytes were not copied
for (loss = it; src[loss]; loss++);
return loss - it;
return (char *)src;
}
//
@ -276,17 +267,13 @@ char *strcat(char *restrict dest, const char *restrict src)
//
char *strncat(char *restrict dest, const char *restrict src, size_t n)
{
size_t it, off = 0;
char *base = dest;
while (dest[off]) off++;
while (*dest) dest++;
while (n-- && (*dest++ = *src++));
while (n--) *dest++ = 0;
for (it = 0; it < n && src[it]; it++) {
dest[it+off] = src[it];
}
while (it++ < n) dest[it+off] = 0;
return dest;
return base;
}
//
@ -294,24 +281,18 @@ char *strncat(char *restrict dest, const char *restrict src, size_t n)
// Always null-terminates dest, but doesn't fill
// dest's contents past the null-terminator
//
// Returns the number of bytes NOT written, not counting null-terminators
// Returns a pointer to the last character of src copied
// (In particular it points to src's null-terminator if
// and only if every character of src was successfuly copied)
//
size_t strnzcat(char *restrict dest, const char *restrict src, size_t n)
char *strnzcat(char *restrict dest, const char *restrict src, size_t n)
{
size_t it, loss, off = 0;
while (*dest) dest++;
while (dest[off]) off++;
while (n-- > 1 && (*dest = *src)) dest++, src++;
if (*src) *++dest = 0;
for (it = 0; it < n - 1 && src[it]; it++) {
dest[it+off] = src[it];
}
dest[it+off] = 0;
// Compute how many bytes were not copied
for (loss = it; src[loss+off]; loss++);
return loss - it;
return (char *)src;
}
//

6
kaleid/extras/argv.c
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@ -67,7 +67,7 @@ size_t KalComputeArgVecSize(const char *argv[])
// ARG_MAX bytes are available
//
// That available space, however, remains strictly higher than 4KB,
// which is the POSIX minimum; in case of doubt, safely use 4KB
// which is the POSIX minimum; the current ARG_MAX guarantees 16KB available
//
// TODO long escape sequences
// get program command line if cmdLine == NULL
@ -112,6 +112,8 @@ error_t KalCmdLineToArgVecEx(const char *cmdLine,
// Make sure we don't go beyond ARG_MAX bytes
if (written >= ARG_MAX - (1 + sizeof(char *))) {
// Sanity check
KalAssert(written == ARG_MAX - (1 + sizeof(char *)));
// All we have left is one byte for the null-terminator of the current slot
// and sizeof(char *) bytes for the NULL at the end of argv
@ -168,7 +170,6 @@ error_t KalCmdLineToArgVecEx(const char *cmdLine,
if (!quotes && !started) {
quotes = *cmdLine;
started = true;
continue;
}
@ -176,7 +177,6 @@ error_t KalCmdLineToArgVecEx(const char *cmdLine,
if (quotes == *cmdLine && ISBLANK(cmdLine[1])) {
quotes = 0;
started = false;
NULLTERM_AND_SAVE;
continue;
}

8
kaleid/include/base/assert.h
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@ -100,14 +100,6 @@ noreturn void __assert_handler(const char *, const char *, int, const char *);
#else
#ifndef NDEBUG
#define NDEBUG 1
#endif
#ifndef _NO_DEBUG
#define _NO_DEBUG 1
#endif
#ifndef KalAssert
#define KalAssert(x) ((void)0)
#endif

30
kaleid/include/base/bdefs.h
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@ -59,6 +59,17 @@
//------------------------------------------//
#if defined(_NO_DEBUG) || defined(NDEBUG)
#ifndef NDEBUG
#define NDEBUG 1
#endif
#ifndef _NO_DEBUG
#define _NO_DEBUG 1
#endif
#endif
//------------------------------------------//
#ifndef __alignof_is_defined
#define __alignof_is_defined
#define alignof _Alignof
@ -69,19 +80,26 @@
#define alignas _Alignas
#endif
#ifndef __bool_true_false_are_defined
#define __bool_true_false_are_defined
# define bool _Bool
# define true 1
# define false 0
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
#endif
#ifndef __bool_true_false_are_defined
#define __bool_true_false_are_defined
#ifndef __cplusplus
# define bool _Bool
# define true 1
# define false 0
#else
# define bool bool
# define true true
# define false false
#endif
#endif
//------------------------------------------//
#ifndef _PACKED

84
kaleid/include/base/crtlib.h
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@ -46,13 +46,13 @@ typedef unsigned long size_t;
typedef __builtin_va_list va_list;
#endif
#ifndef __div_t_defined
#define __div_t_defined
#ifndef __osk_div_t_defined
#define __osk_div_t_defined
typedef struct { int quot, rem; } div_t;
#endif
#ifndef __ldiv_t_defined
#define __ldiv_t_defined
#ifndef __osk_ldiv_t_defined
#define __osk_ldiv_t_defined
typedef struct { long quot, rem; } ldiv_t;
#endif
@ -152,19 +152,19 @@ char *strtok_r(char *restrict, const char *restrict, char **restrict);
char *strcpy(char *restrict, const char *restrict);
char *strncpy(char *restrict, const char *restrict, size_t);
size_t strnzcpy(char *restrict, const char *restrict, size_t);
char *strnzcpy(char *restrict, const char *restrict, size_t);
char *strcat(char *restrict, const char *restrict);
char *strncat(char *restrict, const char *restrict, size_t);
size_t strnzcat(char *restrict, const char *restrict, size_t);
char *strnzcat(char *restrict, const char *restrict, size_t);
char *strrev(char *restrict, const char *restrict);
char *strrev2(char *);
int sprintf(char *, const char *, ...);
int snprintf(char *, size_t, const char *, ...);
int vsprintf(char *, const char *, va_list);
int vsnprintf(char *, size_t, const char *, va_list);
size_t sprintf(char *, const char *, ...);
size_t snprintf(char *, size_t, const char *, ...);
size_t vsprintf(char *, const char *, va_list);
size_t vsnprintf(char *, size_t, const char *, va_list);
//------------------------------------------//
@ -175,10 +175,10 @@ char *ultoa(unsigned long, char *, int);
int atoi(const char *);
long atol(const char *);
long strtol(const char *restrict, char **restrict, int);
unsigned int atou(const char *);
unsigned long atoul(const char *);
long strtol (const char *restrict, char **restrict, int);
unsigned long strtoul(const char *restrict, char **restrict, int);
//------------------------------------------//
@ -193,26 +193,67 @@ char *strsignal(int);
//------------------------------------------//
int toupper(int);
int tolower(int);
static inline int isascii(int __c)
{ return !(__c & ~0xff); }
//------------------------------------------//
extern int __ctype[];
#define _SH(x) (1 << (x))
enum
{
_CT = _SH(0), // control
_PR = _SH(1), // printing
_GR = _SH(2), // graphical
_DX = _SH(3), // hex digit
_DG = _SH(4), // decimal digit
_SP = _SH(5), // space
_BK = _SH(6), // blank
_PT = _SH(7), // punctuation
_AL = _SH(8), // alpha
_UP = _SH(9), // upper alpha
_LW = _SH(10), // lower alpha
};
#define DEC_CTYPE_FUNC(name, flag) \
static inline bool name(int __c) \
{ return isascii(__c) ? !!(__ctype[__c] & flag) : 0; }
DEC_CTYPE_FUNC(iscntrl, _CT);
DEC_CTYPE_FUNC(isprint, _PR);
DEC_CTYPE_FUNC(isgraph, _GR);
DEC_CTYPE_FUNC(isdigit, _DG);
DEC_CTYPE_FUNC(isspace, _SP);
DEC_CTYPE_FUNC(isblank, _BK);
DEC_CTYPE_FUNC(ispunct, _PT);
DEC_CTYPE_FUNC(isalpha, _AL);
DEC_CTYPE_FUNC(isupper, _UP);
DEC_CTYPE_FUNC(islower, _LW);
DEC_CTYPE_FUNC(isxdigit, _DX);
DEC_CTYPE_FUNC(isalnum, (_AL|_DG));
//------------------------------------------//
#ifndef __abs_defined
#define __abs_defined
static inline int abs(int __x)
{
return __x < 0 ? -__x : __x;
}
{ return __x < 0 ? -__x : __x; }
#endif
#ifndef __labs_defined
#define __labs_defined
static inline long labs(long __x)
{
return __x < 0 ? -__x : __x;
}
{ return __x < 0 ? -__x : __x; }
#endif
#ifndef __div_defined
#define __div_defined
static inline div_t div(int __x, int __y)
{
static inline div_t div(int __x, int __y) {
div_t __res;
__res.quot = __x/__y;
__res.rem = __x%__y;
@ -222,8 +263,7 @@ static inline div_t div(int __x, int __y)
#ifndef __ldiv_defined
#define __ldiv_defined
static inline ldiv_t ldiv(long __x, long __y)
{
static inline ldiv_t ldiv(long __x, long __y) {
ldiv_t __res;
__res.quot = __x/__y;
__res.rem = __x%__y;

29
kaleid/include/base/masks.h
View File

@ -25,6 +25,11 @@
#ifndef _KALBASE_MASKS_H
#define _KALBASE_MASKS_H
//
// This file is only used for testing purposes
// It will be deleted at some point
//
//------------------------------------------//
#define div_t _osk_div_t
@ -121,6 +126,27 @@
//------------------------------------------//
#define toupper _osk_toupper
#define tolower _osk_tolower
#define isascii _osk_isascii
#define iscntrl _osk_iscntrl
#define isprint _osk_isprint
#define isgraph _osk_isgraph
#define isdigit _osk_isdigit
#define isspace _osk_isspace
#define isblank _osk_isblank
#define ispunct _osk_ispunct
#define isalpha _osk_isalpha
#define isupper _osk_isupper
#define islower _osk_islower
#define isalnum _osk_isalnum
#define isxdigit _osk_isxdigit
#define __ctype __osk_ctype
//------------------------------------------//
#define abs _osk_abs
#define labs _osk_labs
@ -130,9 +156,6 @@
#define max _osk_max
#define lmax _osk_lmax
#define __div
#define __ldiv
#define div _osk_div
#define ldiv _osk_ldiv

13
kaleid/include/base/types.h
View File

@ -65,6 +65,11 @@ typedef signed int wchar_t;
typedef unsigned long off_t;
#endif
#ifndef __time_t_defined
#define __time_t_defined
typedef unsigned long time_t;
#endif
//------------------------------------------//
#ifndef __ptrdiff_t_defined
@ -99,13 +104,13 @@ typedef unsigned long uintmax_t;
typedef __builtin_va_list va_list;
#endif
#ifndef __div_t_defined
#define __div_t_defined
#ifndef __osk_div_t_defined
#define __osk_div_t_defined
typedef struct { int quot, rem; } div_t;
#endif
#ifndef __ldiv_t_defined
#define __ldiv_t_defined
#ifndef __osk_ldiv_t_defined
#define __osk_ldiv_t_defined
typedef struct { long quot, rem; } ldiv_t;
#endif

33
kaleid/include/extras/argv.h
View File

@ -26,13 +26,6 @@
#include <kalbase.h>
#endif
#ifdef _KALEID_KERNEL
#define FILE FILE
typedef void* FILE;
#else
#include <stdio.h>
#endif
#ifndef _KALEXTRAS_ARGV_H
#define _KALEXTRAS_ARGV_H
@ -46,6 +39,7 @@ typedef enum CmdParserReturn_t CmdParserReturn_t;
typedef struct CmdOption_t CmdOption_t;
typedef struct CmdDocStrings_t CmdDocStrings_t;
typedef struct CmdParserState_t CmdParserState_t;
//------------------------------------------//
@ -54,7 +48,7 @@ typedef struct CmdDocStrings_t CmdDocStrings_t;
// the pointed-to strings and their null-terminators
// This is a 32-bit integer
//
#define ARG_MAX (1 << 16) // 16 KB
#define ARG_MAX (1 << 16) // 64 KB
//------------------------------------------//
@ -103,7 +97,7 @@ enum CmdParserFlags_t
// Use KalGetProgName() instead of argv[0]
// as program name
KALOPT_USE_ARGV0 = (1 << 5),
KALOPT_DONT_USE_ARGV0 = (1 << 5),
// Call argument parser for non-options
// Non-options arguments will be indicated by
@ -202,7 +196,7 @@ struct CmdDocStrings_t
//
// The state variable passed to the parser containing useful infos
//
typedef struct {
struct CmdParserState_t {
// Option we're currently parsing
const CmdOption_t *option;
@ -217,14 +211,14 @@ typedef struct {
bool shownHelp;
bool shownVersion;
// Standard output streams
FILE *outStream;
FILE *errStream;
// Output streams (may be NULL)
/*FILE*/ void *outStream;
/*FILE*/ void *errStream;
// Private, internal data; do not touch
void *priv;
} CmdParserState_t;
};
//
// The argument parser function
@ -242,7 +236,7 @@ int KalComputeArgCount(const char **argv);
size_t KalComputeArgVecSize(const char **argv);
//
// Command line to argument vector utility
// Command line to argument vector
//
error_t KalCmdLineToArgVecEx(const char *cmdLine,
int *argcPtr,
@ -255,10 +249,9 @@ error_t KalCmdLineToArgVecEx(const char *cmdLine,
error_t KalCmdLineToArgVec(const char *cmdLine,
int *argcPtr,
char **argv);
/*
//
// Argument vector to command line utility
// Argument vector to command line
//
error_t KalArgVecToCmdLineEx(char *cmdLine,
size_t lengthMax,
@ -285,8 +278,8 @@ error_t KalParseArgVecEx(int argc,
const CmdDocStrings_t *docStrings,
CmdParserFlags_t *flags,
CmdParser_t *parser,
FILE *outStream,
FILE *errStream);
/*FILE*/ void *outStream,
/*FILE*/ void *errStream);
//
// KalParseArgVecEx(argc, argv, options, docString, stdin, stdout, parser, NULL)
//
@ -297,8 +290,6 @@ error_t KalParseArgVec(int argc,
CmdParserFlags_t *flags,
CmdParser_t *parser);
*/
//------------------------------------------//
#ifdef __cplusplus

2
kaleid/include/extras/malloc.h
View File

@ -1,7 +1,7 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Memory allocation function //
// Desc: Memory allocation functions //
// //
// //
// Copyright © 2018-2019 The OS/K Team //

6
kaleid/include/kaleid.h
View File

@ -35,12 +35,6 @@
#include <kalext.h>
#endif
#ifdef _KALEID_KERNEL
#ifndef _KALKERN_H
#include <kalkern.h>
#endif
#endif
//------------------------------------------//
#endif

56
kaleid/include/kalkern.h
View File

@ -1,56 +0,0 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Includes all Kaleid Kernel include files //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K 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 //
// any later version. //
// //
// OS/K 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 OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#ifndef _KALBASE_H
#include <kalbase.h>
#endif
#ifndef _KALEXT_H
#include <kalext.h>
#endif
//------------------------------------------//
#ifndef _KALKERN_H
#define _KALKERN_H
//------------------------------------------//
// Kernel headers //
//------------------------------------------//
#ifndef _KALKERN_BASE_H
#include <kernel/base.h>
#endif
#ifndef _KALKERN_TERM_H
#include <kernel/term.h>
#endif
#ifndef _KALKERN_SCHED_H
#include <kernel/sched.h>
#endif
//------------------------------------------//
#endif

71
kaleid/include/kernel/base.h
View File

@ -27,7 +27,7 @@
#endif
#ifdef __cplusplus
#error "Kaleid's kernel won't compile in C++ :("
#error "Kaleid's kernel won't compile in C++"
#endif
#ifndef _KALKERN_BASE_H
@ -41,6 +41,7 @@ typedef struct Process_t Process_t;
typedef struct Terminal_t Terminal_t;
typedef struct ListHead_t ListHead_t;
typedef struct ListNode_t ListNode_t;
typedef struct Processor_t Processor_t;
typedef enum ProcState_t ProcState_t;
typedef enum TermColor_t TermColor_t;
@ -50,37 +51,60 @@ typedef enum KernelState_t KernelState_t;
// Multiprocessor misc. //
//------------------------------------------//
#ifndef INITOK
#define INITOK ((unsigned int)0xCAFEBABE)
#endif
#ifndef NCPUS
#define NCPUS 4
#define NCPUS 1
#endif
#define GetCurCPU() 0
// Current CPU number
// Will return a CPU-local variable later
#define _GetCurCPU() 0
// Get Process_t structure of current CPU
#define GetCurCPU() (cpuTable[_GetCurCPU()])
//------------------------------------------//
//
// Declare an (extern) CPU-local variable
// Holds all CPU-local variables
//
#define __DECLARE_PER_CPU(_X, _Tp, _Qual) \
_Qual _Tp __ ## _X [NCPUS]; \
static inline _Tp Get ## _X (void) \
{ return __ ## _X [GetCurCPU()]; } \
static inline void _Set ## _X (_Tp _Y) \
{ (__ ## _X [GetCurCPU()] = _Y); }
struct Processor_t
{
// CPU number, index in CPU list
int index;
#define DECLARE_PER_CPU(_X, _Tp) \
__DECLARE_PER_CPU(_X, _Tp, extern)
// Panic string
char panicStr[1024];
#define LOCAL_DEC_PER_CPU(_X, _Tp) \
__DECLARE_PER_CPU(_X, _Tp, static)
// Number of ticks since boot time
ulong ticks;
//
// Actually creates a CPU-local variable
//
#define CREATE_PER_CPU(_X, _Tp) \
_Tp __ ## _X [NCPUS] = { (_Tp) 0 }
// Current process & thread
Process_t *process;
Thread_t *thread;
// Need re-schedule?
bool needReSched;
// Is preemption ON? ("PREEMPT_ON" in sched.h)
ulong preemptCount;
// List heads for the four priority classes
ListHead_t *idlePrioProcs;
ListHead_t *reglPrioProcs;
ListHead_t *servPrioProcs;
ListHead_t *timeCritProcs;
};
//------------------------------------------//
extern int cpuCount;
extern Processor_t cpuTable[NCPUS];
//------------------------------------------//
#define DEC_PER_CPU(name, field, type) \
static inline type Get##name() { return GetCurCPU().field; } \
static inline void _Set##name(type __val) { GetCurCPU().field = __val; }
//------------------------------------------//
@ -92,3 +116,4 @@ typedef enum KernelState_t KernelState_t;
//------------------------------------------//
#endif

6
kaleid/include/kernel/panic.h
View File

@ -31,7 +31,9 @@
//------------------------------------------//
DECLARE_PER_CPU(PanicStr, const char *);
// Can't use the macro because panicStr is an array
static inline char *GetPanicStr(void)
{ return GetCurCPU().panicStr; }
//------------------------------------------//
@ -58,7 +60,7 @@ DECLARE_PER_CPU(PanicStr, const char *);
//------------------------------------------//
noreturn void StartPanic(const char *);
noreturn void StartPanic(const char *, ...);
noreturn void CrashSystem(void);
//------------------------------------------//

4
kaleid/include/kernel/proc.h
View File

@ -77,8 +77,8 @@ struct Process_t
//------------------------------------------//
DECLARE_PER_CPU(CurProc, Process_t *);
DECLARE_PER_CPU(CurThread, Thread_t *);
DEC_PER_CPU(CurProc, process, Process_t *);
DEC_PER_CPU(CurThread, thread, Thread_t *);
//------------------------------------------//

16
kaleid/include/kernel/sched.h
View File

@ -34,7 +34,7 @@
//
// Value of the preemption count indicating that preemption is activated
//
enum { PREEMPT_ON };
enum { PREEMPT_ON = 0 };
// Time in ticks a process should be run
enum
@ -57,15 +57,13 @@ extern const char *PrioClassesNames[];
//------------------------------------------//
DECLARE_PER_CPU(ReSchedFlag, bool);
DECLARE_PER_CPU(PreemptCount, ulong);
DEC_PER_CPU(ReSchedFlag, needReSched, bool);
DEC_PER_CPU(PreemptCount, preemptCount, ulong);
DECLARE_PER_CPU(IdlePrioProcs, ListHead_t *);
DECLARE_PER_CPU(ReglPrioProcs, ListHead_t *);
DECLARE_PER_CPU(ServPrioProcs, ListHead_t *);
DECLARE_PER_CPU(TimeCritProcs, ListHead_t *);
extern const char *PrioClassesNames[];
DEC_PER_CPU(IdlePrioProcs, idlePrioProcs, ListHead_t *);
DEC_PER_CPU(ReglPrioProcs, reglPrioProcs, ListHead_t *);
DEC_PER_CPU(ServPrioProcs, servPrioProcs, ListHead_t *);
DEC_PER_CPU(TimeCritProcs, timeCritProcs, ListHead_t *);
//------------------------------------------//

32
kaleid/include/kernel/term.h
View File

@ -74,6 +74,7 @@ struct Terminal_t
TermColor_t fgColor;
TermColor_t bgColor;
// Defined in driver
error_t (*ClearTermUnlocked)(Terminal_t *);
error_t (*PutOnTermUnlocked)(Terminal_t *, char);
error_t (*PrintOnTermUnlocked)(Terminal_t *, const char *);
@ -87,27 +88,30 @@ error_t PutOnTerm(Terminal_t *, char);
error_t PrintOnTerm(Terminal_t *, const char *);
error_t ChTermColor(Terminal_t *, TermColor_t, TermColor_t);
error_t KernLog(const char *, ...);
//------------------------------------------//
DECLARE_PER_CPU(_StdOut, Terminal_t *);
DECLARE_PER_CPU(_StdDbg, Terminal_t *);
//------------------------------------------//
#define GetStdOut() (GetCurProc() == NULL ? Get_StdOut() : GetCurProc()->stdOut)
#define GetStdDbg() (GetCurProc() == NULL ? Get_StdDbg() : GetCurProc()->stdDbg)
#define SetStdOut(tm) do { if (GetCurProc() == NULL) _Set_StdOut(tm); \
else GetCurProc()->stdOut = (tm); } while (0)
#define SetStdDbg(tm) do { if (GetCurProc() == NULL) _Set_StdDbg(tm); \
else GetCurProc()->stdDbg = (tm); } while (0)
extern Terminal_t *stdOut;
#define GetStdOut() (stdOut)
#define SetStdOut(x) (stdOut = (x))
//------------------------------------------//
#ifndef _NO_DEBUG
# define DebugLog(...) PrintOnTerm(GetStdDbg(), __VA_ARGS__)
#else
# define DebugLog(...) ((void)0)
extern Terminal_t *stdDbg;
#define GetStdDbg() (stdDbg)
#define SetStdDbg(x) (stdDbg = (x))
error_t DebugLog(const char *, ...);
#else // _NO_DEBUG
#define GetStdDbg() NULL
#define SetStdDbg(x) ((void)0)
#define DebugLog(fmt, ...) EOK
#endif
//------------------------------------------//

12
kaleid/kernel/init/table.c
View File

@ -24,14 +24,8 @@
#include <kernel/base.h>
CREATE_PER_CPU(PanicStr, const char *);
int cpuCount = 1;
Processor_t cpuTable[NCPUS] = {0};
CREATE_PER_CPU(_StdOut, Terminal_t *);
CREATE_PER_CPU(_StdDbg, Terminal_t *);
CREATE_PER_CPU(CurProc, Process_t *);
CREATE_PER_CPU(CurThread, Thread_t *);
CREATE_PER_CPU(PreemptCount, ulong);
CREATE_PER_CPU(ReSchedFlag, bool);
Terminal_t *stdOut, *stdDbg;

22
kaleid/kernel/ke/panic.c
View File

@ -37,16 +37,18 @@ noreturn void __assert_handler(const char *msg,
(void)file; (void)line; (void)func;
// XXX sprintf() to create a proper panicstr
StartPanic(msg);
StartPanic("cpu%d: In function '%s', from %s line %s - assert() failed: '%s'",
_GetCurCPU(), func, file, line, msg);
}
//
// Your best boy panic()
// This is CPU local...
//
noreturn void StartPanic(const char *str)
noreturn void StartPanic(const char *fmt, ...)
{
va_list ap;
DisableIRQs();
if (GetCurProc()) _SetCurProc(NULL);
@ -54,19 +56,21 @@ noreturn void StartPanic(const char *str)
GetStdOut()->ClearTermUnlocked(GetStdOut());
if (str == NULL) {
str = "(no message given)";
if (fmt == NULL) {
fmt = "(no message given)";
}
if (GetPanicStr()) {
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), "\nDouble panic!\n");
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), "\ndouble panic!");
HaltCPU();
}
_SetPanicStr(str);
va_start(ap, fmt);
vsnprintf(GetPanicStr(), sizeof GetPanicStr(), fmt, ap);
va_end(ap);
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), "PANIC! - ");
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), str);
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), "\npanic!\n\n");
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), GetPanicStr());
HaltCPU();
}

1
kaleid/kernel/proc/sched.c
View File

@ -82,7 +82,6 @@ void SchedUnlock(void) {
//
// The four priority classes of OS/2
//
CREATE_PER_CPU(TimeCritProcs, ListHead_t *);
CREATE_PER_CPU(ServPrioProcs, ListHead_t *);
CREATE_PER_CPU(ReglPrioProcs, ListHead_t *);