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Add fixes performance and static web server

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This commit is contained in:
Justine Tunney 2020-10-05 23:11:49 -07:00
parent b6793d42d5
commit c45e46f871
108 changed files with 2927 additions and 819 deletions
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15
libc/conv/conv.h
View file

@ -15,8 +15,8 @@
* of the UNIX operation system signalled the end of modernity. Windows
* timestamps are living proof.
*/
#define MODERNITYSECONDS 11644473600
#define HECTONANOSECONDS 10000000
#define MODERNITYSECONDS 11644473600ull
#define HECTONANOSECONDS 10000000ull
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
@ -46,12 +46,13 @@ long strtol(const char *, char **, int)
│ cosmopolitan § conversion » time ─╬─│┼
╚────────────────────────────────────────────────────────────────────────────│*/
struct timespec filetimetotimespec(struct NtFileTime);
struct NtFileTime timespectofiletime(struct timespec);
struct NtFileTime timetofiletime(int64_t) nothrow pureconst;
int64_t DosDateTimeToUnix(unsigned, unsigned);
struct timespec FileTimeToTimeSpec(struct NtFileTime);
struct NtFileTime TimeSpecToFileTime(struct timespec);
struct NtFileTime TimeToFileTime(int64_t) nothrow pureconst;
int64_t filetimetotime(struct NtFileTime) nothrow pureconst;
void filetimetotimeval(struct timeval *, struct NtFileTime) nothrow;
struct NtFileTime timevaltofiletime(const struct timeval *) nosideeffect;
void FileTimeToTimeVal(struct timeval *, struct NtFileTime) nothrow;
struct NtFileTime TimeValToFileTime(const struct timeval *) nosideeffect;
long convertmicros(const struct timeval *, long) paramsnonnull() nosideeffect;
/*───────────────────────────────────────────────────────────────────────────│─╗

1
libc/conv/conv.mk
View file

@ -52,6 +52,7 @@ $(LIBC_CONV_A).pkg: \
$(LIBC_CONV_A_OBJS) \
$(foreach x,$(LIBC_CONV_A_DIRECTDEPS),$($(x)_A).pkg)
o/$(MODE)/libc/conv/dosdatetimetounix.o \
o/$(MODE)/libc/conv/itoa64radix10.greg.o \
o/$(MODE)/libc/conv/timetofiletime.o \
o/$(MODE)/libc/conv/filetimetotime.o \

43
libc/conv/dosdatetimetounix.c Normal file
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@ -0,0 +1,43 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ This program 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; version 2 of the License. │
│ │
│ This program 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 this program; if not, write to the Free Software │
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/conv/conv.h"
#include "libc/macros.h"
#include "libc/time/time.h"
/**
* Converts MS-DOS timestamp to UNIX.
*
* @note type signature supports dates greater than 2100
* @see PKZIP, FAT
*/
int64_t DosDateTimeToUnix(unsigned date, unsigned time) {
unsigned weekday, year, month, day, hour, minute, second, yday, leap;
year = ((date & 0xfffffe00) >> 9) + 1980 - 1900;
month = MAX(1, MIN(12, (date & 0x01e0) >> 5));
day = (date & 0x001f) ? (date & 0x001f) - 1 : 0;
hour = (time & 0x0000f800) >> 11;
minute = (time & 0x000007e0) >> 5;
second = (time & 0x0000001f) << 1;
leap = year % 4 == 0 && (year % 100 || year % 400 == 0);
yday = day + kMonthYearDay[leap][month - 1];
return second + minute * 60 + hour * 3600 + yday * 86400 +
(year - 70) * 31536000ull + ((year - 69) / 4) * 86400ull -
((year - 1) / 100) * 86400ull + ((year + 299) / 400) * 86400ull;
}

6
libc/conv/filetimetotimespec.c
View file

@ -24,11 +24,11 @@
/**
* Converts Windows COBOL timestamp to UNIX epoch in nanoseconds.
*/
struct timespec filetimetotimespec(struct NtFileTime ft) {
struct timespec FileTimeToTimeSpec(struct NtFileTime ft) {
uint64_t x;
x = ft.dwHighDateTime;
x <<= 32;
x |= ft.dwLowDateTime;
x -= MODERNITYSECONDS;
return (struct timespec){x / HECTONANOSECONDS, x % HECTONANOSECONDS * 100};
return (struct timespec){x / HECTONANOSECONDS - MODERNITYSECONDS,
x % HECTONANOSECONDS * 100};
}

10
libc/conv/filetimetotimeval.c
View file

@ -22,9 +22,11 @@
#include "libc/conv/conv.h"
#include "libc/nt/struct/filetime.h"
void filetimetotimeval(struct timeval *tv, struct NtFileTime ft) {
uint64_t t = (uint64_t)ft.dwHighDateTime << 32 | ft.dwLowDateTime;
uint64_t x = t - MODERNITYSECONDS * HECTONANOSECONDS;
tv->tv_sec = x / HECTONANOSECONDS;
void FileTimeToTimeVal(struct timeval *tv, struct NtFileTime ft) {
uint64_t x;
x = ft.dwHighDateTime;
x <<= 32;
x |= ft.dwLowDateTime;
tv->tv_sec = x / HECTONANOSECONDS - MODERNITYSECONDS;
tv->tv_usec = x % HECTONANOSECONDS / 10;
}

25
libc/conv/kmonthyearday.c Normal file
View file

@ -0,0 +1,25 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ This program 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; version 2 of the License. │
│ │
│ This program 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 this program; if not, write to the Free Software │
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/time/time.h"
const unsigned short kMonthYearDay[2][12] = {
{0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334},
{0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335},
};

2
libc/conv/timespectofiletime.c
View file

@ -25,7 +25,7 @@
/**
* Converts UNIX nanosecond timestamp to Windows COBOL timestamp.
*/
struct NtFileTime timespectofiletime(struct timespec ts) {
struct NtFileTime TimeSpecToFileTime(struct timespec ts) {
uint64_t x;
x = MODERNITYSECONDS;
x += ts.tv_sec * HECTONANOSECONDS;

2
libc/conv/timetofiletime.c
View file

@ -20,7 +20,7 @@
#include "libc/conv/conv.h"
#include "libc/nt/struct/filetime.h"
struct NtFileTime timetofiletime(int64_t t) {
struct NtFileTime TimeToFileTime(int64_t t) {
uint64_t t2 = (t + MODERNITYSECONDS) * HECTONANOSECONDS;
return (struct NtFileTime){(uint32_t)t2, (uint32_t)(t2 >> 32)};
}

2
libc/conv/timevaltofiletime.c
View file

@ -22,7 +22,7 @@
#include "libc/nt/struct/filetime.h"
#include "libc/time/time.h"
struct NtFileTime timevaltofiletime(const struct timeval *tv) {
struct NtFileTime TimeValToFileTime(const struct timeval *tv) {
uint64_t t2 = tv->tv_sec * HECTONANOSECONDS + tv->tv_usec * 10 +
MODERNITYSECONDS * HECTONANOSECONDS;
return (struct NtFileTime){(uint32_t)t2, (uint32_t)(t2 >> 32)};