Gecko [ www.cardpearl.org ]

Name	Size	Permission	Date
aes.h	1.05 KB	-rw-r--r--	2026-04-15 23:43
app.h	10.23 KB	-rw-r--r--	2026-04-15 23:43
assertions.h	2.84 KB	-rw-r--r--	2026-04-15 23:43
atomic.h	4.07 KB	-rw-r--r--	2026-04-15 23:43
backtrace.h	3.8 KB	-rw-r--r--	2026-04-15 23:43
base32.h	4.35 KB	-rw-r--r--	2026-04-15 23:43
base64.h	2.8 KB	-rw-r--r--	2026-04-15 23:43
bind9.h	830 B	-rw-r--r--	2026-04-15 23:43
boolean.h	594 B	-rw-r--r--	2026-04-15 23:43
buffer.h	25.65 KB	-rw-r--r--	2026-04-15 23:43
bufferlist.h	1.42 KB	-rw-r--r--	2026-04-15 23:43
cmocka.h	1.35 KB	-rw-r--r--	2026-04-15 23:43
commandline.h	1.67 KB	-rw-r--r--	2026-04-15 23:43
condition.h	1.44 KB	-rw-r--r--	2026-04-15 23:43
counter.h	1.88 KB	-rw-r--r--	2026-04-15 23:43
crc64.h	998 B	-rw-r--r--	2026-04-15 23:43
deprecated.h	623 B	-rw-r--r--	2026-04-15 23:43
dir.h	1.56 KB	-rw-r--r--	2026-04-15 23:43
endian.h	4.67 KB	-rw-r--r--	2026-04-15 23:43
entropy.h	10.13 KB	-rw-r--r--	2026-04-15 23:43
errno.h	659 B	-rw-r--r--	2026-04-15 23:43
errno2result.h	902 B	-rw-r--r--	2026-04-15 23:44
error.h	1.4 KB	-rw-r--r--	2026-04-15 23:43
event.h	2.98 KB	-rw-r--r--	2026-04-15 23:43
eventclass.h	1.35 KB	-rw-r--r--	2026-04-15 23:43
file.h	11.39 KB	-rw-r--r--	2026-04-15 23:43
formatcheck.h	893 B	-rw-r--r--	2026-04-15 23:43
fsaccess.h	7.27 KB	-rw-r--r--	2026-04-15 23:43
hash.h	7.48 KB	-rw-r--r--	2026-04-15 23:43
heap.h	5.14 KB	-rw-r--r--	2026-04-15 23:43
hex.h	2.74 KB	-rw-r--r--	2026-04-15 23:43
hmacmd5.h	1.75 KB	-rw-r--r--	2026-04-15 23:43
hmacsha.h	4.41 KB	-rw-r--r--	2026-04-15 23:43
ht.h	4.29 KB	-rw-r--r--	2026-04-15 23:43
httpd.h	2.26 KB	-rw-r--r--	2026-04-15 23:43
int.h	1.06 KB	-rw-r--r--	2026-04-15 23:43
interfaceiter.h	3.05 KB	-rw-r--r--	2026-04-15 23:43
iterated_hash.h	1.02 KB	-rw-r--r--	2026-04-15 23:43
json.h	1.42 KB	-rw-r--r--	2026-04-15 23:43
keyboard.h	989 B	-rw-r--r--	2026-04-15 23:43
lang.h	637 B	-rw-r--r--	2026-04-15 23:43
lex.h	9.54 KB	-rw-r--r--	2026-04-15 23:43
lfsr.h	2.89 KB	-rw-r--r--	2026-04-15 23:43
lib.h	1.04 KB	-rw-r--r--	2026-04-15 23:43
likely.h	818 B	-rw-r--r--	2026-04-15 23:43
list.h	5.62 KB	-rw-r--r--	2026-04-15 23:43
log.h	28.06 KB	-rw-r--r--	2026-04-15 23:43
magic.h	994 B	-rw-r--r--	2026-04-15 23:43
md5.h	2.32 KB	-rw-r--r--	2026-04-15 23:43
mem.h	20.62 KB	-rw-r--r--	2026-04-15 23:43
meminfo.h	710 B	-rw-r--r--	2026-04-15 23:43
msgcat.h	2.66 KB	-rw-r--r--	2026-04-15 23:43
msgs.h	8.22 KB	-rw-r--r--	2026-04-15 23:43
mutex.h	3.44 KB	-rw-r--r--	2026-04-15 23:43
mutexblock.h	1.34 KB	-rw-r--r--	2026-04-15 23:43
net.h	10.29 KB	-rw-r--r--	2026-04-15 23:43
netaddr.h	4.48 KB	-rw-r--r--	2026-04-15 23:43
netdb.h	863 B	-rw-r--r--	2026-04-15 23:43
netscope.h	967 B	-rw-r--r--	2026-04-15 23:43
offset.h	700 B	-rw-r--r--	2026-04-15 23:43
once.h	983 B	-rw-r--r--	2026-04-15 23:43
ondestroy.h	2.73 KB	-rw-r--r--	2026-04-15 23:43
os.h	671 B	-rw-r--r--	2026-04-15 23:43
parseint.h	1.51 KB	-rw-r--r--	2026-04-15 23:43
platform.h	9.49 KB	-rw-r--r--	2026-04-15 23:43
pool.h	3.42 KB	-rw-r--r--	2026-04-15 23:43
portset.h	3.22 KB	-rw-r--r--	2026-04-15 23:43
print.h	2.42 KB	-rw-r--r--	2026-04-15 23:43
queue.h	5.08 KB	-rw-r--r--	2026-04-15 23:43
quota.h	2.38 KB	-rw-r--r--	2026-04-15 23:43
radix.h	6.34 KB	-rw-r--r--	2026-04-15 23:43
random.h	3.5 KB	-rw-r--r--	2026-04-15 23:43
ratelimiter.h	3.42 KB	-rw-r--r--	2026-04-15 23:43
refcount.h	8 KB	-rw-r--r--	2026-04-15 23:43
regex.h	767 B	-rw-r--r--	2026-04-15 23:43
region.h	1.99 KB	-rw-r--r--	2026-04-15 23:43
resource.h	2.79 KB	-rw-r--r--	2026-04-15 23:43
result.h	4.87 KB	-rw-r--r--	2026-04-15 23:43
resultclass.h	1.56 KB	-rw-r--r--	2026-04-15 23:43
rwlock.h	3.72 KB	-rw-r--r--	2026-04-15 23:43
safe.h	1.32 KB	-rw-r--r--	2026-04-15 23:43
serial.h	1.34 KB	-rw-r--r--	2026-04-15 23:43
sha1.h	1.52 KB	-rw-r--r--	2026-04-15 23:43
sha2.h	5.6 KB	-rw-r--r--	2026-04-15 23:43
siphash.h	734 B	-rw-r--r--	2026-04-15 23:43
sockaddr.h	5.9 KB	-rw-r--r--	2026-04-15 23:43
socket.h	35.8 KB	-rw-r--r--	2026-04-15 23:43
stat.h	806 B	-rw-r--r--	2026-04-15 23:43
stats.h	3.62 KB	-rw-r--r--	2026-04-15 23:43
stdatomic.h	5.13 KB	-rw-r--r--	2026-04-15 23:43
stdio.h	1.75 KB	-rw-r--r--	2026-04-15 23:43
stdlib.h	704 B	-rw-r--r--	2026-04-15 23:43
stdtime.h	1.04 KB	-rw-r--r--	2026-04-15 23:43
strerror.h	777 B	-rw-r--r--	2026-04-15 23:43
string.h	5.88 KB	-rw-r--r--	2026-04-15 23:43
symtab.h	4.22 KB	-rw-r--r--	2026-04-15 23:43
syslog.h	844 B	-rw-r--r--	2026-04-15 23:43
task.h	21.04 KB	-rw-r--r--	2026-04-15 23:43
taskpool.h	3.62 KB	-rw-r--r--	2026-04-15 23:43
thread.h	1.47 KB	-rw-r--r--	2026-04-15 23:43
time.h	8.67 KB	-rw-r--r--	2026-04-15 23:43
timer.h	10.54 KB	-rw-r--r--	2026-04-15 23:43
tm.h	895 B	-rw-r--r--	2026-04-15 23:43
types.h	5.64 KB	-rw-r--r--	2026-04-15 23:43
utf8.h	928 B	-rw-r--r--	2026-04-15 23:43
util.h	10.29 KB	-rw-r--r--	2026-04-15 23:43
version.h	689 B	-rw-r--r--	2026-04-15 23:43
xml.h	1.07 KB	-rw-r--r--	2026-04-15 23:43

Rename

/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef ISC_ATOMIC_H
#define ISC_ATOMIC_H 1

#include <inttypes.h>

#include <isc/platform.h>
#include <isc/types.h>

#ifdef ISC_PLATFORM_USEGCCASM
/*
 * This routine atomically increments the value stored in 'p' by 'val', and
 * returns the previous value.
 */
static __inline__ int32_t
isc_atomic_xadd(int32_t *p, int32_t val) {
	int32_t prev = val;

__asm__ volatile(
#ifdef ISC_PLATFORM_USETHREADS
		"lock;"
#endif
		"xadd %0, %1"
		:"=q"(prev)
		:"m"(*p), "0"(prev)
		:"memory", "cc");

return (prev);
}

#ifdef ISC_PLATFORM_HAVEXADDQ
static __inline__ int64_t
isc_atomic_xaddq(int64_t *p, int64_t val) {
	int64_t prev = val;

__asm__ volatile(
#ifdef ISC_PLATFORM_USETHREADS
	    "lock;"
#endif
	    "xaddq %0, %1"
	    :"=q"(prev)
	    :"m"(*p), "0"(prev)
	    :"memory", "cc");

return (prev);
}
#endif /* ISC_PLATFORM_HAVEXADDQ */

/*
 * This routine atomically stores the value 'val' in 'p' (32-bit version).
 */
static __inline__ void
isc_atomic_store(int32_t *p, int32_t val) {
	__asm__ volatile(
#ifdef ISC_PLATFORM_USETHREADS
		/*
		 * xchg should automatically lock memory, but we add it
		 * explicitly just in case (it at least doesn't harm)
		 */
		"lock;"
#endif

"xchgl %1, %0"
		:
		: "r"(val), "m"(*p)
		: "memory");
}

#ifdef ISC_PLATFORM_HAVEATOMICSTOREQ
/*
 * This routine atomically stores the value 'val' in 'p' (64-bit version).
 */
static __inline__ void
isc_atomic_storeq(int64_t *p, int64_t val) {
	__asm__ volatile(
#ifdef ISC_PLATFORM_USETHREADS
		/*
		 * xchg should automatically lock memory, but we add it
		 * explicitly just in case (it at least doesn't harm)
		 */
		"lock;"
#endif

"xchgq %1, %0"
		:
		: "r"(val), "m"(*p)
		: "memory");
}
#endif /* ISC_PLATFORM_HAVEATOMICSTOREQ */

/*
 * This routine atomically replaces the value in 'p' with 'val', if the
 * original value is equal to 'cmpval'.  The original value is returned in any
 * case.
 */
static __inline__ int32_t
isc_atomic_cmpxchg(int32_t *p, int32_t cmpval, int32_t val) {
	__asm__ volatile(
#ifdef ISC_PLATFORM_USETHREADS
		"lock;"
#endif
		"cmpxchgl %1, %2"
		: "=a"(cmpval)
		: "r"(val), "m"(*p), "a"(cmpval)
		: "memory");

return (cmpval);
}

#elif defined(ISC_PLATFORM_USESTDASM)
/*
 * The following are "generic" assembly code which implements the same
 * functionality in case the gcc extension cannot be used.  It should be
 * better to avoid inlining below, since we directly refer to specific
 * positions of the stack frame, which would not actually point to the
 * intended address in the embedded mnemonic.
 */
static int32_t
isc_atomic_xadd(int32_t *p, int32_t val) {
	(void)(p);
	(void)(val);

__asm (
		"movl 8(%ebp), %ecx\n"
		"movl 12(%ebp), %edx\n"
#ifdef ISC_PLATFORM_USETHREADS
		"lock;"
#endif
		"xadd %edx, (%ecx)\n"

/*
		 * set the return value directly in the register so that we
		 * can avoid guessing the correct position in the stack for a
		 * local variable.
		 */
		"movl %edx, %eax"
		);
}

static void
isc_atomic_store(int32_t *p, int32_t val) {
	(void)(p);
	(void)(val);

__asm (
		"movl 8(%ebp), %ecx\n"
		"movl 12(%ebp), %edx\n"
#ifdef ISC_PLATFORM_USETHREADS
		"lock;"
#endif
		"xchgl (%ecx), %edx\n"
		);
}

static int32_t
isc_atomic_cmpxchg(int32_t *p, int32_t cmpval, int32_t val) {
	(void)(p);
	(void)(cmpval);
	(void)(val);

__asm (
		"movl 8(%ebp), %ecx\n"
		"movl 12(%ebp), %eax\n"	/* must be %eax for cmpxchgl */
		"movl 16(%ebp), %edx\n"
#ifdef ISC_PLATFORM_USETHREADS
		"lock;"
#endif

/*
		 * If (%ecx) == %eax then (%ecx) := %edx.
		 % %eax is set to old (%ecx), which will be the return value.
		 */
		"cmpxchgl %edx, (%ecx)"
		);
}
#else /* !ISC_PLATFORM_USEGCCASM && !ISC_PLATFORM_USESTDASM */

#error "unsupported compiler.  disable atomic ops by --disable-atomic"

#endif
#endif /* ISC_ATOMIC_H */