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Make some style fixes to prng code

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Justine Tunney 2025-01-05 20:15:34 -08:00
parent dab6d7a345
commit 98861b23fc
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GPG key ID: BE714B4575D6E328
3 changed files with 9 additions and 5 deletions
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5
libc/calls/getrandom.c
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@ -114,7 +114,8 @@ static ssize_t GetDevUrandom(char *p, size_t n, unsigned f) {
ssize_t __getrandom(void *p, size_t n, unsigned f) {
ssize_t rc;
if (IsWindows()) {
rc = ProcessPrng(p, n) ? n : __winerr();
ProcessPrng(p, n); // never fails
rc = n;
} else if (have_getrandom) {
if (IsXnu() || IsOpenbsd()) {
rc = GetRandomBsd(p, n, GetRandomEntropy);
@ -184,9 +185,7 @@ ssize_t __getrandom(void *p, size_t n, unsigned f) {
* @raise EFAULT if the `n` bytes at `p` aren't valid memory
* @raise EINTR if we needed to block and a signal was delivered instead
* @cancelationpoint
* @asyncsignalsafe
* @restartable
* @vforksafe
*/
ssize_t getrandom(void *p, size_t n, unsigned f) {
ssize_t rc;

6
libc/calls/read-nt.c
View file

@ -997,8 +997,10 @@ textwindows ssize_t ReadBuffer(int fd, void *data, size_t size, int64_t offset,
if (f->kind == kFdDevNull)
return 0;
if (f->kind == kFdDevRandom)
return ProcessPrng(data, size) ? size : __winerr();
if (f->kind == kFdDevRandom) {
ProcessPrng(data, size);
return size;
}
if (f->kind == kFdConsole)
return ReadFromConsole(f, data, size, waitmask);

3
libc/stdio/getentropy.c
View file

@ -21,6 +21,7 @@
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/intrin/strace.h"
#include "libc/runtime/syslib.internal.h"
#include "libc/sysv/errfuns.h"
int sys_getentropy(void *, size_t) asm("sys_getrandom");
@ -39,6 +40,8 @@ int getentropy(void *p, size_t n) {
rc = eio();
} else if ((!p && n)) {
rc = efault();
} else if (IsXnuSilicon()) {
rc = __syslib->__getentropy(p, n);
} else if (IsXnu() || IsOpenbsd()) {
rc = sys_getentropy(p, n);
} else {