Commit Graph

62263 Commits

Author SHA1 Message Date
Sean Liao c7c4420ae4 cmd/go: clarify GODEBUG in go help environment
Fixes #37004
Fixes #50444

Change-Id: I7dd5a8c9bd0a2122ff38508cf509369d6d8ad599
Reviewed-on: https://go-review.googlesource.com/c/go/+/632177
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
2025-01-09 12:24:58 -08:00
Michael Matloob c6ab13fc43 cmd/go/internal/mmap: reslice to file size on Windows
The Mmap function returns a Data struct containing a slice with the
mapped contents of the file. Before this change, on Windows, the slice
contained the contents of all the pages of the mapping, including past
the end of the file. Re-slice the slice to the length of the file (if
if the slice is longer) so that the slice contains only the data in the
file.

For #71059

Change-Id: I389b752505b6fa1252b5c6d836a37bc7e662a45d
Reviewed-on: https://go-review.googlesource.com/c/go/+/640155
Reviewed-by: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-09 11:44:05 -08:00
Filippo Valsorda f5a89dff67 crypto: fix fips140=only detection of SHA-3
Both fips140only and the service indicator checks in
crypto/internal/fips140/... expect to type assert to
crypto/internal/fips140/{sha256,sha512,sha3}.Digest.

However, crypto/sha3 returns a wrapper concrete type around sha3.Digest.

Add a new fips140hash.Unwrap function to turn the wrapper into the
underlying sha3.Digest, and use it consistently before calling into
fips140only or the FIPS 140-3 module.

In crypto/rsa, also made the fips140only checks apply consistently after
the Go+BoringCrypto shims, so we can instantiate the hash, and avoid
having to wrap the New function. Note that fips140=only is incompatible
with Go+BoringCrypto.

Fixes #70879

Change-Id: I6a6a4656ec55c3e13f6cbfadb9cf89c0f9183bdc
Reviewed-on: https://go-review.googlesource.com/c/go/+/640855
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-09 06:18:54 -08:00
Joe Tsai 4225c6cb37 encoding/json: improve fidelity of TestUnmarshal for Numbers
In particular, cover the behavior of unmarshaling a JSON string
into a Number type regardless of whether the `string` option
is specified or not.

Change-Id: Ibc55f16860442240bcfeea1fd51aaa76f7e50f67
Reviewed-on: https://go-review.googlesource.com/c/go/+/641416
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Joseph Tsai <joetsai@digital-static.net>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2025-01-08 14:37:21 -08:00
Filippo Valsorda c87a6f932e crypto/mlkem: merge mlkem768.go and mlkem1024.go to improve godoc
The constants appeared badly ordered and grouped in the godoc before

    const (
        CiphertextSize1024 = 1568
        EncapsulationKeySize1024 = 1568
    )
    const (
        SharedKeySize = 32
        SeedSize = 64
        CiphertextSize768 = 1088
        EncapsulationKeySize768 = 1184
    )

while now they are a single group with the good size first

    const (
        SharedKeySize = 32
        SeedSize = 64
        CiphertextSize768 = 1088
        EncapsulationKeySize768 = 1184
        CiphertextSize1024 = 1568
        EncapsulationKeySize1024 = 1568
    )

No code changes.

Change-Id: I6a6a4656961b1e8c8bca3992aafa33e0575af8a2
Reviewed-on: https://go-review.googlesource.com/c/go/+/640997
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
2025-01-08 14:34:45 -08:00
Filippo Valsorda f57a3a7c04 crypto/mlkem: add example and improve docs
Change-Id: I6a6a46565f9135d8f18bf219e5b76d5957df5ab0
Reviewed-on: https://go-review.googlesource.com/c/go/+/641295
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2025-01-08 14:30:30 -08:00
Robert Griesemer c9afcbade7 go/types, types2: require iterator yield to return bool (work-around)
The original implementation of the type checkers accepted any boolean
result type for yield, but the compiler's front-end had a problem with
it (#71131).

As a temporary fix (for 1.24), adjust the type checkers to insist on the
spec's literal wording and avoid the compiler panic.

Fixes #71131.
For #71164.

Change-Id: Ie25f9a892e58b5e489d399b0bce2d0af55dc3c48
Reviewed-on: https://go-review.googlesource.com/c/go/+/640599
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
Reviewed-by: Tim King <taking@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-08 13:54:54 -08:00
Filippo Valsorda 54693a81fd crypto/md5,crypto/sha1: apply fips140=only to Write and Sum, not New
New is called to get a Hash which can then be rejected with an error
(instead of a panic) from fips140only.ApprovedHash.

Also, it's reasonable to call New().Size() and then not use the hash.

Change-Id: I6a6a4656c43528d169c4b28c8b6de48448236d4f
Reviewed-on: https://go-review.googlesource.com/c/go/+/641317
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-08 11:44:28 -08:00
Filippo Valsorda 0cdf8c7a8c crypto/ecdsa: apply fips140=only to deterministic ECDSA hash
Change-Id: I6a6a46567b1eaaef080ac0994afa83db2624a75a
Reviewed-on: https://go-review.googlesource.com/c/go/+/641316
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
2025-01-08 11:37:47 -08:00
Filippo Valsorda 4640e92af7 crypto/rsa: apply fips140=only to opts.Hash in SignPSS
Change-Id: I6a6a46569bd364b36f83b9aef640eca94e045173
Reviewed-on: https://go-review.googlesource.com/c/go/+/641315
Reviewed-by: Roland Shoemaker <roland@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
2025-01-08 11:37:45 -08:00
Russ Cox e966a2773c crypto/internal/fips140/drbg: avoid global lock on rand state
Having a global lock on the random state (used only in FIPS-140 mode)
introduces contention in concurrent programs. Use an approximately
per-P random state instead, using sync.Pool to manage per-P state.

This code is important to land for the Go 1.24 release because it is
part of the FIPS-140 module that will be validated and certified,
so it will live for a long time. We otherwise wouldn't be able to
correct this contention for at least a year, perhaps more.

At the same time, the code is only used in the FIPS-140 mode,
so there is no risk to normal programs.

Fixes #71155.

Change-Id: I6b779f15ddfdf232f608f5cda08f75906e58114f
Reviewed-on: https://go-review.googlesource.com/c/go/+/641097
Reviewed-by: Austin Clements <austin@google.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-08 10:28:31 -08:00
Michael Matloob 9a44df6675 cmd/go/testdata/script: fix TestScript/env_gocacheprog on Windows
The backslashes on the windows paths will be escaped, so when checking
for them in the regular expression we'd have to have quadruple
backslashes '\\\\'. Since it's difficult to escape $GOCACHEPROG properly
for both json and regexp, just check for a string that ends in
cacheprog$GOEXE. We already check that the proper value is reported in
go env and go env -changed, and the json test case is mostly useful to
verify that GOCACHEPROG shows up in the json output.

For #71059

Change-Id: I52d49de61f2309a139f84c4d232b4cd94546ec8c
Cq-Include-Trybots: luci.golang.try:gotip-windows-amd64-longtest,gotip-linux-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/641375
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2025-01-08 10:11:09 -08:00
Michael Anthony Knyszek f025d19e7b runtime: hold traceAcquire across casgstatus in injectglist
Currently injectglist emits all the trace events before actually calling
casgstatus on each goroutine. This is a problem, since tracing can
observe an inconsistent state (gstatus does not match tracer's 'emitted
an event' state).

This change fixes the problem by having injectglist do what every other
scheduler function does, and that's wrap each call to casgstatus in
traceAcquire/traceRelease.

Fixes #70883.

Change-Id: I857e96cec01688013597e8efc0c4c3d0b72d3a70
Reviewed-on: https://go-review.googlesource.com/c/go/+/638558
Reviewed-by: Michael Pratt <mpratt@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-08 09:25:53 -08:00
Koichi Shiraishi 1e9835f5b1 internal/sync: fix typo of panic message
Change-Id: I3e7a8498514da1d278acd566d526fdf6278f7d41
Reviewed-on: https://go-review.googlesource.com/c/go/+/638916
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2025-01-08 09:02:13 -08:00
Damien Neil 39f2032c17 testing/synctest: add some examples
For #67434

Change-Id: Iebcfc2559a62405fea7e3ceff8cf6c2f50b61def
Reviewed-on: https://go-review.googlesource.com/c/go/+/641176
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Damien Neil <dneil@google.com>
2025-01-07 20:05:28 -08:00
Michael Matloob b50ccef67a cmd/go/internal/modindex: don't write index entry if file open
On Windows, we can't open a file that's already been opened. Before this
change, we'd try to write an index entry if mmapping the entry failed.
But that could happen either if the file doesn't exist or if there was a
problem mmapping an already opened file. Pass through information about
whether the file was actually opened so that we don't try to write to an
already opened file.

For #71059

Change-Id: I6adabe1093fed9ec37e7fafb13384c102786cbce
Reviewed-on: https://go-review.googlesource.com/c/go/+/640577
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-07 12:50:01 -08:00
Russ Cox b2aa18b96c cmd/internal/hash: stop using md5, sha1
These break if the tools are run with GODEBUG=fips140=only,
which happens if someone sets that during 'go test' (and a test
binary must be built).

The easiest fix is to make the tools compatible with this GODEBUG
by just using sha256 as the underlying hash always. Just in case,
I made the wrappers select different sections of the hash, but
none of the call sites really care.

This CL is for the Go 1.24 release, but a follow-up during the Go 1.25
dev cycle could change all the usage sites to only use Sum32/New32.

For #70514
Fixes #70878

Change-Id: Id5fea779c83df51d1680dbe561e0949c56e8d1e5
Reviewed-on: https://go-review.googlesource.com/c/go/+/641096
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@google.com>
2025-01-07 10:59:33 -08:00
Michael Matloob d93b549f05 cmd/go/internal/cache: handle cacheprog not responding to close
Allow a gocacheprog to not respond to close. The intention of the code
is that after we send the close message we'd ignore errors reading from
the cacheprog's stdout. But before this change if a cacheprog
did not respond to close and we got an EOF reading from the cacheprog's
stdout we'd just ignore all pending requests. The send operation would
then block forever waiting for a response. With this change, we close
all response channels for pending responses if there's an error reading
from the cacheprog's stdout while we're closing. The receives from the
response channels would then proceed (but now have to handle a nil
value). Then the send operation would return and the (*ProgCache).Close
function can proceed.

Fixes #70848

Change-Id: I6631d317ba7aea3f25f714f31cd2aeef0f4d4e3e
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/640516
Reviewed-by: Austin Clements <austin@google.com>
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-07 10:21:05 -08:00
Michael Anthony Knyszek d62154db83 weak: don't panic when calling Value on a zero Pointer
Currently weak.Pointer.Value will panic if the weak.Pointer is
uninitialized (zero value) which goes against it's documentation. Fix
this and add a test. While we're here, also add a test to ensure
weak.Make[T](nil) is equivalent to the zero value of weak.Pointer[T].

Fixes #71153.

Change-Id: I4d9196026360bc42a5bfcb33ce449131ec251dba
Reviewed-on: https://go-review.googlesource.com/c/go/+/641095
Reviewed-by: David Finkel <david.finkel@gmail.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
2025-01-07 10:08:42 -08:00
Robert Griesemer 9d0772b23e cmd/compile/internal/syntax: add test case for invalid label use
This case is not properly handled by the type checkers (see issue)
but the compiler uses the parser's label checking so it works as
expected.

For #70974.

Change-Id: I0849376bf7514a9a7730846649c3fe28c91f44ca
Reviewed-on: https://go-review.googlesource.com/c/go/+/640895
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Alan Donovan <adonovan@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
2025-01-07 09:56:13 -08:00
Robert Griesemer 1d20bce981 go/types, types2: expand documentation for Info.Types map
Function types for function (and method) declarations do not
appear in Info.Types maps, only Info.Defs maps, because the
function type is implicit in the declaration and not a proper
(function) type expression. This is true even though the AST
represents these types via an (artificial) FuncType node.

Document this explicitly in the API.

No functional code changes.

Fixes #70908.

Change-Id: I2aa897daed04e7ad0fa8b625d9adc7b423c57387
Reviewed-on: https://go-review.googlesource.com/c/go/+/640776
Reviewed-by: Alan Donovan <adonovan@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-07 09:56:11 -08:00
Michael Matloob a9bd6239a4 cmd/go/internal/env: add GOCACHEPROG to go env output
For #71059

Change-Id: I4bbdd14d416dc2e6dae3549a84c16dbef9d4e645
Reviewed-on: https://go-review.googlesource.com/c/go/+/640755
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
Reviewed-by: Austin Clements <austin@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-07 07:48:33 -08:00
thekuwayama 850b276a67 crypto/tls: send illegal_parameter on invalid ECHClientHello.type
The spec indicates that if a client sends an invalid ECHClientHello.type
in ClientHelloOuter, the server will abort the handshake with a
decode_error alert.

Define errInvalidECHExt for invalid ECHClientHello.type. If parseECHExt
returns an errInvalidECHExt error, Conn now sends an illegal_parameter
alert.

Fixes #71061.

Change-Id: I240241fe8bbe3e77d6ad1af989794647bfa2ff87
GitHub-Last-Rev: 3d6c233ccd
GitHub-Pull-Request: golang/go#71062
Reviewed-on: https://go-review.googlesource.com/c/go/+/639235
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
2025-01-07 06:36:26 -08:00
Filippo Valsorda 27c5164374 crypto/internal/fips140: zeroise integrity test temporary values
There is no point to zeroise anything here because there are no secrets,
but there is a strict FIPS 140-3 test requirement for it.

> TE05.08.02 (Levels 1, 2, 3, and 4): verify that any temporary values
> generated during the integrity test are zeroised upon completion of
> the integrity test

Change-Id: I7b0db075dae9910f8e825a22ca2caa2b4c918980
Reviewed-on: https://go-review.googlesource.com/c/go/+/636556
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
2025-01-06 23:44:33 -08:00
Joel Sing d8ad4af78b cmd/internal/disasm: correct instruction length handling for riscv64
disasm_riscv64 currently always returns an instruction length of four,
which is not correct if compressed instructions are in use. Return the
length of the decoded instruction, defaulting to two bytes if the
instruction is unknown.

With this change it is possible to correctly objdump a binary that is
written in C and includes compressed instructions:

$ go tool objdump ./hello
TEXT _start(SB)
  :0                    0x5b0                   ef002002                CALL 8(PC)
  :0                    0x5b4                   aa87                    ADD X10, X0, X15
  :0                    0x5b6                   17250000                AUIPC $2, X10
  :0                    0x5ba                   033525a3                MOV -1486(X10), X10
  :0                    0x5be                   8265                    MOV (X2), X11
  :0                    0x5c0                   3000                    ADDI $8, X2, X12
  ...

Fixes #71102

Change-Id: Ia99eb114a98c6d535de872ce8a526cd5e6203fff
Reviewed-on: https://go-review.googlesource.com/c/go/+/639995
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Jorropo <jorropo.pgm@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
2025-01-06 23:43:06 -08:00
Filippo Valsorda a76cc5a4ec crypto/rsa: use λ(N) instead of φ(N)
This has no practical advantage, and requires extra variable time code,
but is an explicit FIPS 186-5 requirement.

Note that the new behavior is consistent with Go+BoringCrypto, but not
with Go 1.23. The resulting keys are essentially interchangeable, but
it's not impossible for applications to notice (google/go-tpm#383).

gcd_lcm_tests.txt is from BoringSSL.

Change-Id: I6a6a4656fd5e92912c87bedc667456d0e8787023
Reviewed-on: https://go-review.googlesource.com/c/go/+/639936
Reviewed-by: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
2025-01-06 16:16:41 -08:00
Michael Anthony Knyszek 3f002abb60 internal/sync: add test from issue 70970
This test checks a use-case of sync.Map that's expected to be more
common in Go 1.24 and beyond, as a concurrent weak cache.

The test will also fail if CompareAndSwap is not properly atomic with
CompareAndDelete, which is what #70970 is actually about. We should have
more explicit tests checking mutual atomicity of operations, but
for now this is OK, and still useful.

For #70970.

Change-Id: I6db508660691586a8af9ad511c9a96432d333343
Reviewed-on: https://go-review.googlesource.com/c/go/+/640737
Reviewed-by: David Chase <drchase@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-06 11:54:59 -08:00
yincong 7a2e88e911 net/http: update NewRequestWithContext wrong link to NewRequest
Fixes #70874

Change-Id: Icbcfc95e6b45521880287dcc3bc8609461a3b401
GitHub-Last-Rev: 05276c56b0
GitHub-Pull-Request: golang/go#70877
Reviewed-on: https://go-review.googlesource.com/c/go/+/637035
Reviewed-by: qiu laidongfeng2 <2645477756@qq.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: David Chase <drchase@google.com>
Auto-Submit: Ian Lance Taylor <iant@golang.org>
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Reviewed-by: Ian Lance Taylor <iant@google.com>
2025-01-06 11:01:12 -08:00
Michael Knyszek c112c0af13 Revert "internal/sync: optimize CompareAndSwap and Swap"
This reverts CL 606462.

Reason for revert: Breaks atomicity between operations. See #70970.

Change-Id: I1a899f2784da5a0f9da3193e3267275c23aea661
Reviewed-on: https://go-review.googlesource.com/c/go/+/638615
Auto-Submit: Michael Knyszek <mknyszek@google.com>
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Reviewed-by: David Chase <drchase@google.com>
2025-01-06 09:57:18 -08:00
Filippo Valsorda 705b5a569a crypto/ecdsa: drop SEC 1 reference from package doc
FIPS 186-4 used to defer to ANSI X9.62-2005, which is not freely
available, so we were referring to SEC 1 instead. Our new reference,
FIPS 186-5, actually specifies the full algorithm, so there is no need
to refer to SEC 1 anymore.

Change-Id: Ief499d0f7778f3221547993e9e8951ae873aacef
Reviewed-on: https://go-review.googlesource.com/c/go/+/640115
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
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Reviewed-by: Roland Shoemaker <roland@golang.org>
2025-01-03 14:40:11 -08:00
Damien Neil f966695cce context: use "canceled" in docs to refer to timed-out contexts
In documentation, we've usually but not always referred to a
context with a closed Done channel as "done" rather than
"canceled", to avoid ambiguity between a context canceled
by calling a CancelFunc and one past its deadline.

This actually adds ambiguity, however, since it's common to
see references to a "canceled context" that are intended to
cover contexts past their deadline. If you see "function F
returns if its context is canceled", you can reasonably
assume that F will return if its context passes its
deadline, unless something says otherwise.

Update the context package docs to explicitly state that
a context is canceled when its deadline passes. Drop references
to contexts becoming "done" and just use "canceled" throughout.

Fixes #70945

Change-Id: I99fbd800c6049deaa37015a304f7f9d9a84100e1
Reviewed-on: https://go-review.googlesource.com/c/go/+/640095
Reviewed-by: Ian Lance Taylor <iant@google.com>
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Auto-Submit: Damien Neil <dneil@google.com>
2025-01-03 14:30:13 -08:00
Ian Lance Taylor 5da026354c cmd/go/internal/vcweb: close the .access file
For #71112

Change-Id: Ifda4fc8de148c42a2154da54b53d7215b9a6faa0
Reviewed-on: https://go-review.googlesource.com/c/go/+/640175
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Auto-Submit: Ian Lance Taylor <iant@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2025-01-03 14:12:15 -08:00
Filippo Valsorda 31cabcf084 crypto/internal/fips140: mark OpenBSD unsupported
Since OpenBSD 7.3, external linking uses -fexecute-only, which breaks
the integrity check. Since we are not validating on OpenBSD anyway,
mark it as unsupported at least for now.

Fixes #70880

Change-Id: I6a6a4656b6c7a97c0962b4158d920f9e6b19678e
Reviewed-on: https://go-review.googlesource.com/c/go/+/639337
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Joel Sing <joel@sing.id.au>
Reviewed-by: صادق <sadq04724@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-03 10:53:43 -08:00
Filippo Valsorda eb0c2b2f96 crypto/internal/fips140: add Supported
Move the logic duplicated in multiple places to a central function.

Change-Id: I6a6a4656469c91dd62b0be716ec8367358f4a3e1
Reviewed-on: https://go-review.googlesource.com/c/go/+/639336
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Roland Shoemaker <roland@golang.org>
2025-01-03 10:12:06 -08:00
Jakub Ciolek f0a9b6df45 internal/fuzz: remove the exp2 method
It's not being used anywhere, remove it.

Change-Id: I9c3eecacd4e5d44b18243bdec24ad88bc38c82bf
Reviewed-on: https://go-review.googlesource.com/c/go/+/639957
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Roland Shoemaker <roland@golang.org>
2025-01-03 10:10:07 -08:00
yaxum62 5d626c49ec spec: fix a dead link
Change-Id: If99aa8073cc0e7fe36d3775c635eaaab230fcd04
GitHub-Last-Rev: 06dbd990c7
GitHub-Pull-Request: golang/go#71083
Reviewed-on: https://go-review.googlesource.com/c/go/+/638638
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Jorropo <jorropo.pgm@gmail.com>
Reviewed-by: Jorropo <jorropo.pgm@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2025-01-03 09:23:39 -08:00
Mateusz Poliwczak 81566aff3a internal/exportdata: add missing return
Change-Id: I9703c6a4a2ae4a608d33cf706106c92e9bd2aef7
GitHub-Last-Rev: 3eee41957d
GitHub-Pull-Request: golang/go#71096
Reviewed-on: https://go-review.googlesource.com/c/go/+/637962
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
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Reviewed-by: Ian Lance Taylor <iant@google.com>
2025-01-03 08:43:47 -08:00
Filippo Valsorda e7a8bd5d8b crypto/internal/fips140/check: remove Enabled
check.Enabled, internal/fips140.Enabled, and crypto/fips140.Enabled were
redundant. Package check can just use internal/fips140.Enabled.

check.Verified is still there for the tests and belt-and-suspenders
assurance in crypto/fips140.Enabled, although it's implied by Enabled.

For #69536

Change-Id: I83921cc925da841aba4da79a9a5e9ac526a3f2bf
Reviewed-on: https://go-review.googlesource.com/c/go/+/638855
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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Auto-Submit: Filippo Valsorda <filippo@golang.org>
2025-01-03 08:29:24 -08:00
linmaolin 4b652e9f5f cmd/go: fix two typos in helpdoc.go
Change-Id: Ib750438107db6c82020cfb4abbab52435012b7fc
GitHub-Last-Rev: 3fa9b8c7bc
GitHub-Pull-Request: golang/go#71082
Reviewed-on: https://go-review.googlesource.com/c/go/+/639217
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
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Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
2025-01-02 16:10:54 -08:00
Austin Clements 0afd7e85e5 cmd/go: document GOCACHEPROG in go help environment
This adds GOCACHEPROG to the list of environment variables in "go help
environment" and points to the cacheprog package documentation for
details of the protocol.

Fixes #71032
Updates #59719

Change-Id: Ib8f5804926a8fa59237661076d129c2852665ac3
Reviewed-on: https://go-review.googlesource.com/c/go/+/638997
Auto-Submit: Austin Clements <austin@google.com>
Reviewed-by: Mauri de Souza Meneguzzo <mauri870@gmail.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
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Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2025-01-02 10:36:34 -08:00
Austin Clements 3c8e5b13df cmd/go/internal/cacheprog: drop redundant Prog prefixes
Now that these types are in their own package, drop the unnecessary
Prog prefixes from everything.

Updates #71032
Updates #59719

Change-Id: Id54edf0473754e3b21a71beb72803fb5481206c1
Reviewed-on: https://go-review.googlesource.com/c/go/+/638996
Reviewed-by: Mauri de Souza Meneguzzo <mauri870@gmail.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Austin Clements <austin@google.com>
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2025-01-02 10:36:30 -08:00
Austin Clements 20da34c6d2 cmd/go: move GOCACHEPROG protocol types to their own package
This is a step toward making it easy to point to them in
documentation. The other option is that we copy-paste all of these
type definitions wholesale, which seems ridiculous.

Updates #71032
Updates #59719

Change-Id: I7117e03308ae0adc721ed7a57792c33ba68ce827
Reviewed-on: https://go-review.googlesource.com/c/go/+/638995
Auto-Submit: Austin Clements <austin@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
2025-01-02 10:36:27 -08:00
Roland Shoemaker 858a0e9dfd crypto/tls: properly return ECH retry configs
When ECH is rejected, properly take retry configs from the encrypted
extensions message. Also fix the bogo shim to properly test for this
behavior.

We should properly map the full BoringSSL -> Go errors so that we don't
run into a similar failure in the future, but this is left for a follow
up CL.

Fixes #70915

Change-Id: Icc1878ff6f87df059e7b83e0a431f50f1fea833c
Reviewed-on: https://go-review.googlesource.com/c/go/+/638583
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-01-02 09:38:03 -08:00
Austin Clements a63aee4955 cmd/go: improve GOCACHEPROG types documentation
This is in preparation for adding a "go help" topic for GOCACHEPROG.

Updates #71032
Updates #59719

Change-Id: I9dbbe56fa328dffe89207b5b41a0f37afd51e2b5
Reviewed-on: https://go-review.googlesource.com/c/go/+/638566
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Austin Clements <austin@google.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
2025-01-02 09:17:35 -08:00
Sean Liao 847c357bbb cmd/go: remove references to gopath-get
Fixes #70912

Change-Id: Id87a13f7c9bf972502d14c9674a27f743b849715
Reviewed-on: https://go-review.googlesource.com/c/go/+/639155
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
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Auto-Submit: Sam Thanawalla <samthanawalla@google.com>
2025-01-02 08:02:15 -08:00
Filippo Valsorda d1d9312950 crypto/tls: fix Config.Time in tests using expired certificates
Fixes #71077

Change-Id: I6a6a465685f3bd50a5bb35a160f87b59b74fa6af
Reviewed-on: https://go-review.googlesource.com/c/go/+/639655
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
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Auto-Submit: Filippo Valsorda <filippo@golang.org>
Auto-Submit: Damien Neil <dneil@google.com>
Reviewed-by: Joel Sing <joel@sing.id.au>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2025-01-01 21:18:59 -08:00
Ian Lance Taylor 94f15810e6 cmd/go: document default GOARM value
For #24904
For #58884

Change-Id: I0fc61f1a0bc6ebb22bdfd7a7b13ef36c68879384
Reviewed-on: https://go-review.googlesource.com/c/go/+/639276
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
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2024-12-31 18:00:57 -08:00
Shulhan 856a7bc8e9 builtin: use list instead of indentation for comments in cap, len, and make
Using list make the document more readable in HTML and CLI.

Change-Id: Ib84c84656f32806e8612b1ca13938d93f618e27f
Reviewed-on: https://go-review.googlesource.com/c/go/+/639315
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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2024-12-30 15:59:23 -08:00
Robert Griesemer 5efb4239c6 spec: document that string conversions don't guarantee result slice capacity
Fixes #24163.

Change-Id: If389c4abf3b9b6e4eba6f31c3c12779329456df6
Reviewed-on: https://go-review.googlesource.com/c/go/+/637655
Reviewed-by: Robert Griesemer <gri@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
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2024-12-30 12:51:01 -08:00
Robert Griesemer 0d8aa8cce6 spec: describe representation of values
Add a section on the representation of values:
distinguish between values that are self-contained
and values that contain references while avoiding
the notion of "reference types" which is misleading.

Also, use "predeclared identifier nil" rather than
"predeclared value nil" because it is the identifier
that is predeclared.

Fixes #5083.

Change-Id: I2235673c6404f2c055f195e879f198c7ab246d58
Reviewed-on: https://go-review.googlesource.com/c/go/+/635801
Reviewed-by: Rob Pike <r@golang.org>
Reviewed-by: David Chase <drchase@google.com>
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2024-12-30 12:50:25 -08:00