Merge branch 'PHP-7.4'

11 files changed, 210 insertions, 18 deletions

diff --git a/ext/hash/hash.c b/ext/hash/hash.c
index 1da1ae68e2..2b6d435f2f 100644
--- a/ext/hash/hash.c
+++ b/ext/hash/hash.c
@@ -40,10 +40,10 @@ struct mhash_bc_entry {
 	int value;
 };
 
-#define MHASH_NUM_ALGOS 34
+#define MHASH_NUM_ALGOS 35
 
 static struct mhash_bc_entry mhash_to_hash[MHASH_NUM_ALGOS] = {
-	{"CRC32", "crc32", 0},
+	{"CRC32", "crc32", 0}, /* used by bzip */
 	{"MD5", "md5", 1},
 	{"SHA1", "sha1", 2},
 	{"HAVAL256", "haval256,3", 3},
@@ -52,7 +52,7 @@ static struct mhash_bc_entry mhash_to_hash[MHASH_NUM_ALGOS] = {
 	{NULL, NULL, 6},
 	{"TIGER", "tiger192,3", 7},
 	{"GOST", "gost", 8},
-	{"CRC32B", "crc32b", 9},
+	{"CRC32B", "crc32b", 9}, /* used by ethernet (IEEE 802.3), gzip, zip, png, etc */
 	{"HAVAL224", "haval224,3", 10},
 	{"HAVAL192", "haval192,3", 11},
 	{"HAVAL160", "haval160,3", 12},
@@ -77,6 +77,7 @@ static struct mhash_bc_entry mhash_to_hash[MHASH_NUM_ALGOS] = {
 	{"FNV164", "fnv164", 31},
 	{"FNV1A64", "fnv1a64", 32},
 	{"JOAAT", "joaat", 33},
+	{"CRC32C", "crc32c", 34}, /* Castagnoli's CRC, used by iSCSI, SCTP, Btrfs, ext4, etc */
 };
 #endif
 
@@ -1204,6 +1205,7 @@ PHP_MINIT_FUNCTION(hash)
 	php_hash_register_algo("adler32",		&php_hash_adler32_ops);
 	php_hash_register_algo("crc32",			&php_hash_crc32_ops);
 	php_hash_register_algo("crc32b",		&php_hash_crc32b_ops);
+	php_hash_register_algo("crc32c",		&php_hash_crc32c_ops);
 	php_hash_register_algo("fnv132",		&php_hash_fnv132_ops);
 	php_hash_register_algo("fnv1a32",		&php_hash_fnv1a32_ops);
 	php_hash_register_algo("fnv164",		&php_hash_fnv164_ops);
diff --git a/ext/hash/hash_crc32.c b/ext/hash/hash_crc32.c
index 4f095e4b71..95f3600dca 100644
--- a/ext/hash/hash_crc32.c
+++ b/ext/hash/hash_crc32.c
@@ -44,7 +44,16 @@ PHP_HASH_API void PHP_CRC32BUpdate(PHP_CRC32_CTX *context, const unsigned char *
 	}
 }
 
-PHP_HASH_API void PHP_CRC32Final(unsigned char digest[4], PHP_CRC32_CTX *context)
+PHP_HASH_API void PHP_CRC32CUpdate(PHP_CRC32_CTX *context, const unsigned char *input, size_t len)
+{
+	size_t i;
+
+	for (i = 0; i < len; ++i) {
+		context->state = (context->state >> 8) ^ crc32c_table[(context->state ^ input[i]) & 0xff];
+	}
+}
+
+PHP_HASH_API void PHP_CRC32LEFinal(unsigned char digest[4], PHP_CRC32_CTX *context)
 {
 	context->state=~context->state;
 	digest[3] = (unsigned char) ((context->state >> 24) & 0xff);
@@ -54,7 +63,7 @@ PHP_HASH_API void PHP_CRC32Final(unsigned char digest[4], PHP_CRC32_CTX *context
 	context->state = 0;
 }
 
-PHP_HASH_API void PHP_CRC32BFinal(unsigned char digest[4], PHP_CRC32_CTX *context)
+PHP_HASH_API void PHP_CRC32BEFinal(unsigned char digest[4], PHP_CRC32_CTX *context)
 {
 	context->state=~context->state;
 	digest[0] = (unsigned char) ((context->state >> 24) & 0xff);
@@ -73,7 +82,7 @@ PHP_HASH_API int PHP_CRC32Copy(const php_hash_ops *ops, PHP_CRC32_CTX *orig_cont
 const php_hash_ops php_hash_crc32_ops = {
 	(php_hash_init_func_t) PHP_CRC32Init,
 	(php_hash_update_func_t) PHP_CRC32Update,
-	(php_hash_final_func_t) PHP_CRC32Final,
+	(php_hash_final_func_t) PHP_CRC32LEFinal,
 	(php_hash_copy_func_t) PHP_CRC32Copy,
 	4, /* what to say here? */
 	4,
@@ -84,7 +93,18 @@ const php_hash_ops php_hash_crc32_ops = {
 const php_hash_ops php_hash_crc32b_ops = {
 	(php_hash_init_func_t) PHP_CRC32Init,
 	(php_hash_update_func_t) PHP_CRC32BUpdate,
-	(php_hash_final_func_t) PHP_CRC32BFinal,
+	(php_hash_final_func_t) PHP_CRC32BEFinal,
+	(php_hash_copy_func_t) PHP_CRC32Copy,
+	4, /* what to say here? */
+	4,
+	sizeof(PHP_CRC32_CTX),
+	0
+};
+
+const php_hash_ops php_hash_crc32c_ops = {
+	(php_hash_init_func_t) PHP_CRC32Init,
+	(php_hash_update_func_t) PHP_CRC32CUpdate,
+	(php_hash_final_func_t) PHP_CRC32BEFinal,
 	(php_hash_copy_func_t) PHP_CRC32Copy,
 	4, /* what to say here? */
 	4,
diff --git a/ext/hash/php_hash.h b/ext/hash/php_hash.h
index 8f23c1920d..8e919e2a6f 100644
--- a/ext/hash/php_hash.h
+++ b/ext/hash/php_hash.h
@@ -91,6 +91,7 @@ extern const php_hash_ops php_hash_gost_crypto_ops;
 extern const php_hash_ops php_hash_adler32_ops;
 extern const php_hash_ops php_hash_crc32_ops;
 extern const php_hash_ops php_hash_crc32b_ops;
+extern const php_hash_ops php_hash_crc32c_ops;
 extern const php_hash_ops php_hash_fnv132_ops;
 extern const php_hash_ops php_hash_fnv1a32_ops;
 extern const php_hash_ops php_hash_fnv164_ops;
diff --git a/ext/hash/php_hash_crc32.h b/ext/hash/php_hash_crc32.h
index 5b187dc51f..6308b005e3 100644
--- a/ext/hash/php_hash_crc32.h
+++ b/ext/hash/php_hash_crc32.h
@@ -28,7 +28,9 @@ typedef struct {
 PHP_HASH_API void PHP_CRC32Init(PHP_CRC32_CTX *context);
 PHP_HASH_API void PHP_CRC32Update(PHP_CRC32_CTX *context, const unsigned char *input, size_t len);
 PHP_HASH_API void PHP_CRC32BUpdate(PHP_CRC32_CTX *context, const unsigned char *input, size_t len);
-PHP_HASH_API void PHP_CRC32Final(unsigned char digest[4], PHP_CRC32_CTX *context);
+PHP_HASH_API void PHP_CRC32CUpdate(PHP_CRC32_CTX *context, const unsigned char *input, size_t len);
+PHP_HASH_API void PHP_CRC32LEFinal(unsigned char digest[4], PHP_CRC32_CTX *context);
+PHP_HASH_API void PHP_CRC32BEFinal(unsigned char digest[4], PHP_CRC32_CTX *context);
 PHP_HASH_API int PHP_CRC32Copy(const php_hash_ops *ops, PHP_CRC32_CTX *orig_context, PHP_CRC32_CTX *copy_context);
 
 #endif
diff --git a/ext/hash/php_hash_crc32_tables.h b/ext/hash/php_hash_crc32_tables.h
index 9d1e5b8376..8e2feccc01 100644
--- a/ext/hash/php_hash_crc32_tables.h
+++ b/ext/hash/php_hash_crc32_tables.h
@@ -136,3 +136,71 @@ static const uint32_t crc32b_table[] = {
 	0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
 	0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d,
 };
+
+static const uint32_t crc32c_table[] = {
+	0x00000000, 0xf26b8303, 0xe13b70f7, 0x1350f3f4,
+	0xc79a971f, 0x35f1141c, 0x26a1e7e8, 0xd4ca64eb,
+	0x8ad958cf, 0x78b2dbcc, 0x6be22838, 0x9989ab3b,
+	0x4d43cfd0, 0xbf284cd3, 0xac78bf27, 0x5e133c24,
+	0x105ec76f, 0xe235446c, 0xf165b798, 0x030e349b,
+	0xd7c45070, 0x25afd373, 0x36ff2087, 0xc494a384,
+	0x9a879fa0, 0x68ec1ca3, 0x7bbcef57, 0x89d76c54,
+	0x5d1d08bf, 0xaf768bbc, 0xbc267848, 0x4e4dfb4b,
+	0x20bd8ede, 0xd2d60ddd, 0xc186fe29, 0x33ed7d2a,
+	0xe72719c1, 0x154c9ac2, 0x061c6936, 0xf477ea35,
+	0xaa64d611, 0x580f5512, 0x4b5fa6e6, 0xb93425e5,
+	0x6dfe410e, 0x9f95c20d, 0x8cc531f9, 0x7eaeb2fa,
+	0x30e349b1, 0xc288cab2, 0xd1d83946, 0x23b3ba45,
+	0xf779deae, 0x05125dad, 0x1642ae59, 0xe4292d5a,
+	0xba3a117e, 0x4851927d, 0x5b016189, 0xa96ae28a,
+	0x7da08661, 0x8fcb0562, 0x9c9bf696, 0x6ef07595,
+	0x417b1dbc, 0xb3109ebf, 0xa0406d4b, 0x522bee48,
+	0x86e18aa3, 0x748a09a0, 0x67dafa54, 0x95b17957,
+	0xcba24573, 0x39c9c670, 0x2a993584, 0xd8f2b687,
+	0x0c38d26c, 0xfe53516f, 0xed03a29b, 0x1f682198,
+	0x5125dad3, 0xa34e59d0, 0xb01eaa24, 0x42752927,
+	0x96bf4dcc, 0x64d4cecf, 0x77843d3b, 0x85efbe38,
+	0xdbfc821c, 0x2997011f, 0x3ac7f2eb, 0xc8ac71e8,
+	0x1c661503, 0xee0d9600, 0xfd5d65f4, 0x0f36e6f7,
+	0x61c69362, 0x93ad1061, 0x80fde395, 0x72966096,
+	0xa65c047d, 0x5437877e, 0x4767748a, 0xb50cf789,
+	0xeb1fcbad, 0x197448ae, 0x0a24bb5a, 0xf84f3859,
+	0x2c855cb2, 0xdeeedfb1, 0xcdbe2c45, 0x3fd5af46,
+	0x7198540d, 0x83f3d70e, 0x90a324fa, 0x62c8a7f9,
+	0xb602c312, 0x44694011, 0x5739b3e5, 0xa55230e6,
+	0xfb410cc2, 0x092a8fc1, 0x1a7a7c35, 0xe811ff36,
+	0x3cdb9bdd, 0xceb018de, 0xdde0eb2a, 0x2f8b6829,
+	0x82f63b78, 0x709db87b, 0x63cd4b8f, 0x91a6c88c,
+	0x456cac67, 0xb7072f64, 0xa457dc90, 0x563c5f93,
+	0x082f63b7, 0xfa44e0b4, 0xe9141340, 0x1b7f9043,
+	0xcfb5f4a8, 0x3dde77ab, 0x2e8e845f, 0xdce5075c,
+	0x92a8fc17, 0x60c37f14, 0x73938ce0, 0x81f80fe3,
+	0x55326b08, 0xa759e80b, 0xb4091bff, 0x466298fc,
+	0x1871a4d8, 0xea1a27db, 0xf94ad42f, 0x0b21572c,
+	0xdfeb33c7, 0x2d80b0c4, 0x3ed04330, 0xccbbc033,
+	0xa24bb5a6, 0x502036a5, 0x4370c551, 0xb11b4652,
+	0x65d122b9, 0x97baa1ba, 0x84ea524e, 0x7681d14d,
+	0x2892ed69, 0xdaf96e6a, 0xc9a99d9e, 0x3bc21e9d,
+	0xef087a76, 0x1d63f975, 0x0e330a81, 0xfc588982,
+	0xb21572c9, 0x407ef1ca, 0x532e023e, 0xa145813d,
+	0x758fe5d6, 0x87e466d5, 0x94b49521, 0x66df1622,
+	0x38cc2a06, 0xcaa7a905, 0xd9f75af1, 0x2b9cd9f2,
+	0xff56bd19, 0x0d3d3e1a, 0x1e6dcdee, 0xec064eed,
+	0xc38d26c4, 0x31e6a5c7, 0x22b65633, 0xd0ddd530,
+	0x0417b1db, 0xf67c32d8, 0xe52cc12c, 0x1747422f,
+	0x49547e0b, 0xbb3ffd08, 0xa86f0efc, 0x5a048dff,
+	0x8ecee914, 0x7ca56a17, 0x6ff599e3, 0x9d9e1ae0,
+	0xd3d3e1ab, 0x21b862a8, 0x32e8915c, 0xc083125f,
+	0x144976b4, 0xe622f5b7, 0xf5720643, 0x07198540,
+	0x590ab964, 0xab613a67, 0xb831c993, 0x4a5a4a90,
+	0x9e902e7b, 0x6cfbad78, 0x7fab5e8c, 0x8dc0dd8f,
+	0xe330a81a, 0x115b2b19, 0x020bd8ed, 0xf0605bee,
+	0x24aa3f05, 0xd6c1bc06, 0xc5914ff2, 0x37faccf1,
+	0x69e9f0d5, 0x9b8273d6, 0x88d28022, 0x7ab90321,
+	0xae7367ca, 0x5c18e4c9, 0x4f48173d, 0xbd23943e,
+	0xf36e6f75, 0x0105ec76, 0x12551f82, 0xe03e9c81,
+	0x34f4f86a, 0xc69f7b69, 0xd5cf889d, 0x27a40b9e,
+	0x79b737ba, 0x8bdcb4b9, 0x988c474d, 0x6ae7c44e,
+	0xbe2da0a5, 0x4c4623a6, 0x5f16d052, 0xad7d5351,
+};
+
diff --git a/ext/hash/tests/crc32.phpt b/ext/hash/tests/crc32.phpt
index 80c6bb0286..f99152b49e 100644
--- a/ext/hash/tests/crc32.phpt
+++ b/ext/hash/tests/crc32.phpt
@@ -2,6 +2,7 @@
 Hash: CRC32 algorithm
 --FILE--
 <?php
+echo "crc32\n";
 echo hash('crc32', ''), "\n";
 echo hash('crc32', 'a'), "\n";
 echo hash('crc32', 'abc'), "\n";
@@ -9,6 +10,8 @@ echo hash('crc32', 'message digest'), "\n";
 echo hash('crc32', 'abcdefghijklmnopqrstuvwxyz'), "\n";
 echo hash('crc32', 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'), "\n";
 echo hash('crc32', '12345678901234567890123456789012345678901234567890123456789012345678901234567890'), "\n";
+
+echo "crc32b\n";
 echo hash('crc32b', ''), "\n";
 echo hash('crc32b', 'a'), "\n";
 echo hash('crc32b', 'abc'), "\n";
@@ -16,8 +19,50 @@ echo hash('crc32b', 'message digest'), "\n";
 echo hash('crc32b', 'abcdefghijklmnopqrstuvwxyz'), "\n";
 echo hash('crc32b', 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'), "\n";
 echo hash('crc32b', '12345678901234567890123456789012345678901234567890123456789012345678901234567890'), "\n";
+
+echo "crc32c\n";
+echo hash('crc32c', ''), "\n";
+echo hash('crc32c', 'a'), "\n";
+echo hash('crc32c', 'ab'), "\n";
+echo hash('crc32c', 'abc'), "\n";
+echo hash('crc32c', 'abcd'), "\n";
+echo hash('crc32c', 'abcde'), "\n";
+echo hash('crc32c', 'abcdef'), "\n";
+echo hash('crc32c', 'abcdefg'), "\n";
+echo hash('crc32c', 'abcdefgh'), "\n";
+echo hash('crc32c', 'abcdefghi'), "\n";
+echo hash('crc32c', 'abcdefghij'), "\n";
+echo hash('crc32c', 'abcdefghijklmnopqrstuvwxyz'), "\n";
+echo hash('crc32c', 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'), "\n";
+echo hash('crc32c', '12345678901234567890123456789012345678901234567890123456789012345678901234567890'), "\n";
+echo hash('crc32c', 'message digest'), "\n";
+echo hash('crc32c', "I can't remember anything"), "\n";
+echo hash('crc32c', "I can't remember anything" . "Can’t tell if this is true or dream"), "\n";
+echo hash('crc32c', 'Discard medicine more than two years old.'), "\n";
+echo hash('crc32c', 'He who has a shady past knows that nice guys finish last.'), "\n";
+echo hash('crc32c', "I wouldn't marry him with a ten foot pole."), "\n";
+echo hash('crc32c', "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave"), "\n";
+echo hash('crc32c', "The days of the digital watch are numbered.  -Tom Stoppard"), "\n";
+echo hash('crc32c', "Nepal premier won't resign."), "\n";
+echo hash('crc32c', "For every action there is an equal and opposite government program."), "\n";
+echo hash('crc32c', "His money is twice tainted: 'taint yours and 'taint mine."), "\n";
+echo hash('crc32c', "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977"), "\n";
+echo hash('crc32c', "It's a tiny change to the code and not completely disgusting. - Bob Manchek"), "\n";
+echo hash('crc32c', "size:  a.out:  bad magic"), "\n";
+echo hash('crc32c', "The major problem is with sendmail.  -Mark Horton"), "\n";
+echo hash('crc32c', "Give me a rock, paper and scissors and I will move the world.  CCFestoon"), "\n";
+echo hash('crc32c', "If the enemy is within range, then so are you."), "\n";
+echo hash('crc32c', "It's well we cannot hear the screams/That we create in others' dreams."), "\n";
+echo hash('crc32c', "You remind me of a TV show, but that's all right: I watch it anyway."), "\n";
+echo hash('crc32c', "C is as portable as Stonehedge!!"), "\n";
+echo hash('crc32c', "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley"), "\n";
+echo hash('crc32c', "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction.  Lewis-Randall Rule"), "\n";
+echo hash('crc32c', "How can you write a big system without C++?  -Paul Glick"), "\n";
+echo hash('crc32c', "\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\v\f\r\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f !\"#\$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff"), "\n";
+
 ?>
 --EXPECT--
+crc32
 00000000
 6b9b9319
 73bb8c64
@@ -25,6 +70,7 @@ echo hash('crc32b', '12345678901234567890123456789012345678901234567890123456789
 9693bf77
 882174a0
 96790816
+crc32b
 00000000
 e8b7be43
 352441c2
@@ -32,3 +78,42 @@ e8b7be43
 4c2750bd
 1fc2e6d2
 7ca94a72
+crc32c
+00000000
+c1d04330
+e2a22936
+364b3fb7
+92c80a31
+c450d697
+53bceff1
+e627f441
+0a9421b7
+2ddc99fc
+e6599437
+9ee6ef25
+a245d57d
+477a6781
+02bd79d0
+5e405e93
+516ad412
+b2cc01fe
+0e28207f
+be93f964
+9e3be0c3
+f505ef04
+85d3dc82
+c5142380
+75eb77dd
+91ebe9f7
+f0b1168e
+572b74e2
+8a58a6d5
+9c426c50
+735400a4
+bec49c95
+a95a2079
+de2e65c5
+297a88ed
+66ed1d8b
+dcded527
+9c44184b
\ No newline at end of file
diff --git a/ext/hash/tests/hash-clone.phpt b/ext/hash/tests/hash-clone.phpt
index 7229b2a23e..d5d4205354 100644
--- a/ext/hash/tests/hash-clone.phpt
+++ b/ext/hash/tests/hash-clone.phpt
@@ -125,6 +125,9 @@ string(8) "e5cfc160"
 string(6) "crc32b"
 string(8) "69147a4e"
 string(8) "69147a4e"
+string(6) "crc32c"
+string(8) "5e405e93"
+string(8) "5e405e93"
 string(6) "fnv132"
 string(8) "98139504"
 string(8) "98139504"
@@ -281,6 +284,9 @@ string(8) "59f8d3d2"
 string(6) "crc32b"
 string(8) "69147a4e"
 string(8) "3ee63999"
+string(6) "crc32c"
+string(8) "5e405e93"
+string(8) "516ad412"
 string(6) "fnv132"
 string(8) "98139504"
 string(8) "59ad036f"
diff --git a/ext/hash/tests/hash_algos.phpt b/ext/hash/tests/hash_algos.phpt
index efbb714788..87efdc9213 100644
--- a/ext/hash/tests/hash_algos.phpt
+++ b/ext/hash/tests/hash_algos.phpt
@@ -16,7 +16,7 @@ var_dump(hash_algos());
 ===Done===
 --EXPECTF--
 *** Testing hash_algos() : basic functionality ***
-array(52) {
+array(53) {
   [%d]=>
   string(3) "md2"
   [%d]=>
@@ -82,6 +82,8 @@ array(52) {
   [%d]=>
   string(6) "crc32b"
   [%d]=>
+  string(6) "crc32c"
+  [%d]=>
   string(6) "fnv132"
   [%d]=>
   string(7) "fnv1a32"
diff --git a/ext/hash/tests/hash_copy_001.phpt b/ext/hash/tests/hash_copy_001.phpt
index 95aaf14c05..8cd620e26d 100644
--- a/ext/hash/tests/hash_copy_001.phpt
+++ b/ext/hash/tests/hash_copy_001.phpt
@@ -125,6 +125,9 @@ string(8) "e5cfc160"
 string(6) "crc32b"
 string(8) "69147a4e"
 string(8) "69147a4e"
+string(6) "crc32c"
+string(8) "5e405e93"
+string(8) "5e405e93"
 string(6) "fnv132"
 string(8) "98139504"
 string(8) "98139504"
@@ -281,6 +284,9 @@ string(8) "59f8d3d2"
 string(6) "crc32b"
 string(8) "69147a4e"
 string(8) "3ee63999"
+string(6) "crc32c"
+string(8) "5e405e93"
+string(8) "516ad412"
 string(6) "fnv132"
 string(8) "98139504"
 string(8) "59ad036f"
diff --git a/ext/opcache/config.m4 b/ext/opcache/config.m4
index a137c61630..314a4fed39 100644
--- a/ext/opcache/config.m4
+++ b/ext/opcache/config.m4
@@ -225,7 +225,7 @@ int main() {
   char *shm;
   char tmpname[4096];
 
-  sprintf(tmpname,"test.shm.%dXXXXXX", getpid());
+  sprintf(tmpname,"/opcache.test.shm.%dXXXXXX", getpid());
   if (mktemp(tmpname) == NULL) {
     return 1;
   }
@@ -294,7 +294,7 @@ int main() {
   char *shm;
   char tmpname[4096];
 
-  sprintf(tmpname,"test.shm.%dXXXXXX", getpid());
+  sprintf(tmpname,"/opcache.test.shm.%dXXXXXX", getpid());
   if (mktemp(tmpname) == NULL) {
     return 1;
   }
diff --git a/ext/opcache/shared_alloc_shm.c b/ext/opcache/shared_alloc_shm.c
index 4d93b3f3f8..29225bef21 100644
--- a/ext/opcache/shared_alloc_shm.c
+++ b/ext/opcache/shared_alloc_shm.c
@@ -60,13 +60,13 @@ static int create_segments(size_t requested_size, zend_shared_segment_shm ***sha
 	int shmget_flags;
 	zend_shared_segment_shm *shared_segments;
 
-    seg_allocate_size = SEG_ALLOC_SIZE_MAX;
-    /* determine segment size we _really_ need:
-     * no more than to include requested_size
-     */
-    while (requested_size * 2 <= seg_allocate_size && seg_allocate_size > SEG_ALLOC_SIZE_MIN) {
-        seg_allocate_size >>= 1;
-    }
+	seg_allocate_size = SEG_ALLOC_SIZE_MAX;
+	/* determine segment size we _really_ need:
+	 * no more than to include requested_size
+	 */
+	while (requested_size * 2 <= seg_allocate_size && seg_allocate_size > SEG_ALLOC_SIZE_MIN) {
+		seg_allocate_size >>= 1;
+	}
 
 	shmget_flags = IPC_CREAT|SHM_R|SHM_W|IPC_EXCL;