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Improve redbean plus code size optimizations

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This change turns symbol table compression back on using Puff, which
noticeably reduces the size of programs like redbean and Python. The
redbean web server receives some minor API additions for controlling
things like SSL in addition to filling gaps in the documentation.
This commit is contained in:
Justine Tunney 2022-05-29 08:14:55 -07:00
parent 425ff5dff0
commit 13ee75150c
58 changed files with 2077 additions and 589 deletions
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63
libc/runtime/inflate.c Normal file
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/*-*- 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 2022 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/weaken.h"
#include "libc/calls/strace.internal.h"
#include "libc/macros.internal.h"
#include "libc/runtime/runtime.h"
#include "third_party/zlib/puff.h"
#include "third_party/zlib/zlib.h"
/**
* Decompresses raw deflate data.
*
* This uses puff by default since it has a 2kb footprint. If zlib
* proper is linked, then we favor that instead, since it's faster.
*
* @param outsize needs to be known ahead of time by some other means
* @return 0 on success or nonzero on failure
*/
int __inflate(void *out, size_t outsize, const void *in, size_t insize) {
int rc;
z_stream zs;
if (weaken(inflateInit2) && weaken(inflate) && weaken(inflateEnd)) {
zs.next_in = in;
zs.avail_in = insize;
zs.total_in = insize;
zs.next_out = out;
zs.avail_out = outsize;
zs.total_out = outsize;
zs.zalloc = Z_NULL;
zs.zfree = Z_NULL;
if ((rc = weaken(inflateInit2)(&zs, -MAX_WBITS)) == Z_OK &&
(rc = weaken(inflate)(&zs, Z_FINISH)) == Z_STREAM_END &&
(rc = weaken(inflateEnd)(&zs)) == Z_OK) {
rc = 0;
} else if (rc == Z_OK) {
rc = Z_STREAM_END; // coerce to nonzero
} else {
rc = rc;
}
} else {
rc = puff(out, &outsize, in, &insize);
}
STRACE("inflate([%#.*hhs%s], %'zu, %#.*hhs%s, %'zu) → %d", MIN(40, outsize),
out, outsize > 40 ? "..." : "", outsize, MIN(40, insize), in,
insize > 40 ? "..." : "", insize, rc);
return rc;
}