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Restore Referer-Policy and wrap up MbedTLS changes

Browse source 
redbean will now set Referer-Policy to no-referrer-when-downgrade on
text/html responses by default. There's better explanations on the bits
of security redbean is offering. In short, it's 128+ for modern clients
and 112+ for legacy. If the -B flag is used then it's 192+ for modern
and 150+ for non-EC.
This commit is contained in:
Justine Tunney 2021-08-03 22:42:17 -07:00
parent 344d2dc356
commit df8ab0aa0c
32 changed files with 679 additions and 663 deletions
Download patch file Download diff file Expand all files Collapse all files

4
libc/stdio/append.internal.h
View file

@ -1,6 +1,9 @@
#ifndef COSMOPOLITAN_LIBC_STDIO_APPEND_INTERNAL_H_
#define COSMOPOLITAN_LIBC_STDIO_APPEND_INTERNAL_H_
#include "libc/fmt/pflink.h"
#define APPEND_COOKIE 21578
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
@ -13,6 +16,7 @@ int appendf(char **, const char *, ...);
int vappendf(char **, const char *, va_list);
int appends(char **, const char *);
int appendd(char **, const void *, size_t);
int appendw(char **, uint64_t);
struct appendz appendz(char *);
#if defined(__GNUC__) && !defined(__STRICT_ANSI__)

2
libc/stdio/appendd.c
View file

@ -44,7 +44,7 @@ int appendd(char **b, const void *s, size_t l) {
return -1;
}
}
memcpy(p + z.i, s, l + 1);
*(char *)mempcpy(p + z.i, s, l) = 0;
z.i += l;
if (!IsTiny() && W == 8) {
z.i |= (size_t)APPEND_COOKIE << 48;

33
libc/stdio/appendw.c Normal file
View file

@ -0,0 +1,33 @@
/*-*- 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 2021 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/bits/bits.h"
#include "libc/nexgen32e/bsr.h"
#include "libc/stdio/append.internal.h"
#include "libc/stdio/stdio.h"
/**
* Appends string to buffer.
*/
int appendw(char **b, uint64_t w) {
char t[8];
unsigned l;
if (!w) return 0;
WRITE64LE(t, w);
return appendd(b, t, (bsrl(w) >> 3) + 1);
}