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backported 7c981192eb from 7.0

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the way it doesn't hurt BC
This commit is contained in:
Anatol Belski 2015-12-11 17:39:57 +01:00
parent d403a91c6f
commit 157d0372e0
1 changed files with 46 additions and 4 deletions
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50
ext/opcache/shared_alloc_win32.c
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@ -26,6 +26,9 @@
#include <process.h>
#include <LMCONS.H>
#include "main/php.h"
#include "ext/standard/md5.h"
#define ACCEL_FILEMAP_NAME "ZendOPcache.SharedMemoryArea"
#define ACCEL_MUTEX_NAME "ZendOPcache.SharedMemoryMutex"
#define ACCEL_FILEMAP_BASE_DEFAULT 0x01000000
@ -74,20 +77,59 @@ static void zend_win_error_message(int type, char *msg, int err)
zend_accel_error(type, msg);
}
/* Backported from 7.0, the way no globals are touched which means win32
only where it's essentially needed. */
#define ZEND_BIN_ID "BIN_" ZEND_TOSTR(SIZEOF_CHAR) ZEND_TOSTR(SIZEOF_INT) ZEND_TOSTR(SIZEOF_LONG) ZEND_TOSTR(SIZEOF_SIZE_T) ZEND_TOSTR(SIZEOF_ZEND_LONG) ZEND_TOSTR(ZEND_MM_ALIGNMENT)
static char *accel_gen_system_id(void)
{
PHP_MD5_CTX context;
unsigned char digest[16], c;
int i;
static char md5str[32];
static zend_bool done = 0;
if (done) {
return md5str;
}
PHP_MD5Init(&context);
PHP_MD5Update(&context, PHP_VERSION, sizeof(PHP_VERSION)-1);
PHP_MD5Update(&context, ZEND_EXTENSION_BUILD_ID, sizeof(ZEND_EXTENSION_BUILD_ID)-1);
PHP_MD5Update(&context, ZEND_BIN_ID, sizeof(ZEND_BIN_ID)-1);
if (strstr(PHP_VERSION, "-dev") != 0) {
/* Development versions may be changed from build to build */
PHP_MD5Update(&context, __DATE__, sizeof(__DATE__)-1);
PHP_MD5Update(&context, __TIME__, sizeof(__TIME__)-1);
}
PHP_MD5Final(digest, &context);
for (i = 0; i < 16; i++) {
c = digest[i] >> 4;
c = (c <= 9) ? c + '0' : c - 10 + 'a';
md5str[i * 2] = c;
c = digest[i] & 0x0f;
c = (c <= 9) ? c + '0' : c - 10 + 'a';
md5str[(i * 2) + 1] = c;
}
done = 1;
return md5str;
}
static char *create_name_with_username(char *name)
{
static char newname[MAXPATHLEN + UNLEN + 4];
static char newname[MAXPATHLEN + UNLEN + 4 + 1 + 32];
char uname[UNLEN + 1];
DWORD unsize = UNLEN;
GetUserName(uname, &unsize);
snprintf(newname, sizeof(newname) - 1, "%s@%s", name, uname);
snprintf(newname, sizeof(newname) - 1, "%s@%s@%.32s", name, uname, accel_gen_system_id());
return newname;
}
static char *get_mmap_base_file(void)
{
static char windir[MAXPATHLEN+UNLEN + 3 + sizeof("\\\\@")];
static char windir[MAXPATHLEN+UNLEN + 3 + sizeof("\\\\@") + 1 + 32];
char uname[UNLEN + 1];
DWORD unsize = UNLEN;
int l;
@ -95,7 +137,7 @@ static char *get_mmap_base_file(void)
GetTempPath(MAXPATHLEN, windir);
GetUserName(uname, &unsize);
l = strlen(windir);
snprintf(windir + l, sizeof(windir) - l - 1, "\\%s@%s", ACCEL_FILEMAP_BASE, uname);
snprintf(windir + l, sizeof(windir) - l - 1, "\\%s@%s@%.32s", ACCEL_FILEMAP_BASE, uname, accel_gen_system_id());
return windir;
}