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Make improvements

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- Clean up sigaction() code
- Add a port scanner example
- Introduce a ParseCidr() API
- Clean up our futex abstraction code
- Fix a harmless integer overflow in ParseIp()
- Use kernel semaphores on NetBSD to make threads much faster
This commit is contained in:
Justine Tunney 2022-11-07 02:22:09 -08:00
parent 539bddce8c
commit c995838e5c
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GPG key ID: BE714B4575D6E328
107 changed files with 1085 additions and 492 deletions
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59
test/net/http/parsecidr_test.c Normal file
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@ -0,0 +1,59 @@
/*-*- 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/testlib/testlib.h"
#include "net/http/ip.h"
TEST(ParseCidr, test) {
struct Cidr in;
in = ParseCidr("10.10.10.1/24", -1);
EXPECT_EQ(0x0a0a0a01, in.addr);
EXPECT_EQ(24, in.cidr);
in = ParseCidr("168430081/1", -1);
EXPECT_EQ(0x0a0a0a01, in.addr);
EXPECT_EQ(1, in.cidr);
}
TEST(ParseCidr, noCidr_defaultsTo32) {
struct Cidr in;
in = ParseCidr("10.10.10.255", -1);
EXPECT_EQ(0x0a0a0aff, in.addr);
EXPECT_EQ(32, in.cidr);
}
TEST(ParseCidr, badIp_returnsNeg1) {
struct Cidr in;
in = ParseCidr("10.10.10.a", -1);
EXPECT_EQ(-1, in.addr);
in = ParseCidr("10.10.10.256", -1);
EXPECT_EQ(-1, in.addr);
in = ParseCidr("10.10.10.256/24", -1);
EXPECT_EQ(-1, in.addr);
}
TEST(ParseCidr, badCidr_returnsNeg1) {
struct Cidr in;
in = ParseCidr("10.10.10.1/", -1);
EXPECT_EQ(-1, in.addr);
in = ParseCidr("10.10.10.1/a", -1);
EXPECT_EQ(-1, in.addr);
in = ParseCidr("10.10.10.1/0", -1);
EXPECT_EQ(-1, in.addr);
in = ParseCidr("10.10.10.1/33", -1);
EXPECT_EQ(-1, in.addr);
}

4
test/net/http/parseip_test.c
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@ -17,7 +17,7 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/testlib/testlib.h"
#include "net/http/http.h"
#include "net/http/ip.h"
TEST(ParseIp, test) {
EXPECT_EQ(-1, ParseIp("", -1));
@ -30,6 +30,8 @@ TEST(ParseIp, test) {
EXPECT_EQ(0x00000000, ParseIp("...", -1)); /* meh */
EXPECT_EQ(0x80000304, ParseIp("128.0.3.4", -1));
EXPECT_EQ(0x80000304, ParseIp("128..3.4", -1));
EXPECT_EQ(-1, ParseIp("4294967296", -1));
EXPECT_EQ(-1, ParseIp("255.255.255.256", -1));
EXPECT_EQ(-1, ParseIp("256.255.255.255", -1));
EXPECT_EQ(-1, ParseIp("hello", -1));
EXPECT_EQ(-1, ParseIp("hello\177", -1));

1
test/net/http/parseurl_test.c
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@ -26,6 +26,7 @@
#include "libc/testlib/hyperion.h"
#include "libc/testlib/testlib.h"
#include "net/http/http.h"
#include "net/http/ip.h"
#include "net/http/url.h"
TEST(ParseUrl, testEmpty) {