n int;
}
-const Mod = 65521;
-const Maxiter = 5552; // max mod-free iterations before would overflow uint32
+const (
+ _Mod = 65521;
+ _MaxIter = 5552; // max mod-free iterations before would overflow uint32
+)
export func NewDigest() *Digest {
return &Digest{1, 0, 0};
a += uint32(p[i]);
b += a;
n++;
- if n == Maxiter {
- a %= Mod;
- b %= Mod;
+ if n == _MaxIter {
+ a %= _Mod;
+ b %= _Mod;
n = 0;
}
}
func (d *Digest) Sum32() uint32 {
a, b := d.a, d.b;
- if a >= Mod || b >= Mod {
- a %= Mod;
- b %= Mod;
+ if a >= _Mod || b >= _Mod {
+ a %= _Mod;
+ b %= _Mod;
}
return b<<16 | a;
}
"testing";
)
-type Adler32Test struct {
+type _Adler32Test struct {
out uint32;
in string;
}
-var golden = []Adler32Test {
- Adler32Test{ 0x1, "" },
- Adler32Test{ 0x620062, "a" },
- Adler32Test{ 0x12600c4, "ab" },
- Adler32Test{ 0x24d0127, "abc" },
- Adler32Test{ 0x3d8018b, "abcd" },
- Adler32Test{ 0x5c801f0, "abcde" },
- Adler32Test{ 0x81e0256, "abcdef" },
- Adler32Test{ 0xadb02bd, "abcdefg" },
- Adler32Test{ 0xe000325, "abcdefgh" },
- Adler32Test{ 0x118e038e, "abcdefghi" },
- Adler32Test{ 0x158603f8, "abcdefghij" },
- Adler32Test{ 0x3f090f02, "Discard medicine more than two years old." },
- Adler32Test{ 0x46d81477, "He who has a shady past knows that nice guys finish last." },
- Adler32Test{ 0x40ee0ee1, "I wouldn't marry him with a ten foot pole." },
- Adler32Test{ 0x16661315, "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
- Adler32Test{ 0x5b2e1480, "The days of the digital watch are numbered. -Tom Stoppard" },
- Adler32Test{ 0x8c3c09ea, "Nepal premier won't resign." },
- Adler32Test{ 0x45ac18fd, "For every action there is an equal and opposite government program." },
- Adler32Test{ 0x53c61462, "His money is twice tainted: 'taint yours and 'taint mine." },
- Adler32Test{ 0x7e511e63, "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
- Adler32Test{ 0xe4801a6a, "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
- Adler32Test{ 0x61b507df, "size: a.out: bad magic" },
- Adler32Test{ 0xb8631171, "The major problem is with sendmail. -Mark Horton" },
- Adler32Test{ 0x8b5e1904, "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
- Adler32Test{ 0x7cc6102b, "If the enemy is within range, then so are you." },
- Adler32Test{ 0x700318e7, "It's well we cannot hear the screams/That we create in others' dreams." },
- Adler32Test{ 0x1e601747, "You remind me of a TV show, but that's all right: I watch it anyway." },
- Adler32Test{ 0xb55b0b09, "C is as portable as Stonehedge!!" },
- Adler32Test{ 0x39111dd0, "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
- Adler32Test{ 0x91dd304f, "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
- Adler32Test{ 0x2e5d1316, "How can you write a big system without C++? -Paul Glick" },
+var golden = []_Adler32Test {
+ _Adler32Test{ 0x1, "" },
+ _Adler32Test{ 0x620062, "a" },
+ _Adler32Test{ 0x12600c4, "ab" },
+ _Adler32Test{ 0x24d0127, "abc" },
+ _Adler32Test{ 0x3d8018b, "abcd" },
+ _Adler32Test{ 0x5c801f0, "abcde" },
+ _Adler32Test{ 0x81e0256, "abcdef" },
+ _Adler32Test{ 0xadb02bd, "abcdefg" },
+ _Adler32Test{ 0xe000325, "abcdefgh" },
+ _Adler32Test{ 0x118e038e, "abcdefghi" },
+ _Adler32Test{ 0x158603f8, "abcdefghij" },
+ _Adler32Test{ 0x3f090f02, "Discard medicine more than two years old." },
+ _Adler32Test{ 0x46d81477, "He who has a shady past knows that nice guys finish last." },
+ _Adler32Test{ 0x40ee0ee1, "I wouldn't marry him with a ten foot pole." },
+ _Adler32Test{ 0x16661315, "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
+ _Adler32Test{ 0x5b2e1480, "The days of the digital watch are numbered. -Tom Stoppard" },
+ _Adler32Test{ 0x8c3c09ea, "Nepal premier won't resign." },
+ _Adler32Test{ 0x45ac18fd, "For every action there is an equal and opposite government program." },
+ _Adler32Test{ 0x53c61462, "His money is twice tainted: 'taint yours and 'taint mine." },
+ _Adler32Test{ 0x7e511e63, "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
+ _Adler32Test{ 0xe4801a6a, "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
+ _Adler32Test{ 0x61b507df, "size: a.out: bad magic" },
+ _Adler32Test{ 0xb8631171, "The major problem is with sendmail. -Mark Horton" },
+ _Adler32Test{ 0x8b5e1904, "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
+ _Adler32Test{ 0x7cc6102b, "If the enemy is within range, then so are you." },
+ _Adler32Test{ 0x700318e7, "It's well we cannot hear the screams/That we create in others' dreams." },
+ _Adler32Test{ 0x1e601747, "You remind me of a TV show, but that's all right: I watch it anyway." },
+ _Adler32Test{ 0xb55b0b09, "C is as portable as Stonehedge!!" },
+ _Adler32Test{ 0x39111dd0, "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
+ _Adler32Test{ 0x91dd304f, "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
+ _Adler32Test{ 0x2e5d1316, "How can you write a big system without C++? -Paul Glick" },
}
export func TestGolden(t *testing.T) {
return t;
}
-export var ieee = MakeTable(IEEE);
+export var IEEETable = MakeTable(IEEE);
export type Digest struct {
crc uint32;
}
export func NewIEEEDigest() *Digest {
- return NewDigest(ieee);
+ return NewDigest(IEEETable);
}
func (d *Digest) Write(p []byte) (n int, err *os.Error) {
"testing";
)
-type Crc32Test struct {
+type _Crc32Test struct {
out uint32;
in string;
}
-var golden = []Crc32Test {
- Crc32Test{ 0x0, "" },
- Crc32Test{ 0xe8b7be43, "a" },
- Crc32Test{ 0x9e83486d, "ab" },
- Crc32Test{ 0x352441c2, "abc" },
- Crc32Test{ 0xed82cd11, "abcd" },
- Crc32Test{ 0x8587d865, "abcde" },
- Crc32Test{ 0x4b8e39ef, "abcdef" },
- Crc32Test{ 0x312a6aa6, "abcdefg" },
- Crc32Test{ 0xaeef2a50, "abcdefgh" },
- Crc32Test{ 0x8da988af, "abcdefghi" },
- Crc32Test{ 0x3981703a, "abcdefghij" },
- Crc32Test{ 0x6b9cdfe7, "Discard medicine more than two years old." },
- Crc32Test{ 0xc90ef73f, "He who has a shady past knows that nice guys finish last." },
- Crc32Test{ 0xb902341f, "I wouldn't marry him with a ten foot pole." },
- Crc32Test{ 0x42080e8, "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
- Crc32Test{ 0x154c6d11, "The days of the digital watch are numbered. -Tom Stoppard" },
- Crc32Test{ 0x4c418325, "Nepal premier won't resign." },
- Crc32Test{ 0x33955150, "For every action there is an equal and opposite government program." },
- Crc32Test{ 0x26216a4b, "His money is twice tainted: 'taint yours and 'taint mine." },
- Crc32Test{ 0x1abbe45e, "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
- Crc32Test{ 0xc89a94f7, "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
- Crc32Test{ 0xab3abe14, "size: a.out: bad magic" },
- Crc32Test{ 0xbab102b6, "The major problem is with sendmail. -Mark Horton" },
- Crc32Test{ 0x999149d7, "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
- Crc32Test{ 0x6d52a33c, "If the enemy is within range, then so are you." },
- Crc32Test{ 0x90631e8d, "It's well we cannot hear the screams/That we create in others' dreams." },
- Crc32Test{ 0x78309130, "You remind me of a TV show, but that's all right: I watch it anyway." },
- Crc32Test{ 0x7d0a377f, "C is as portable as Stonehedge!!" },
- Crc32Test{ 0x8c79fd79, "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
- Crc32Test{ 0xa20b7167, "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
- Crc32Test{ 0x8e0bb443, "How can you write a big system without C++? -Paul Glick" },
+var golden = []_Crc32Test {
+ _Crc32Test{ 0x0, "" },
+ _Crc32Test{ 0xe8b7be43, "a" },
+ _Crc32Test{ 0x9e83486d, "ab" },
+ _Crc32Test{ 0x352441c2, "abc" },
+ _Crc32Test{ 0xed82cd11, "abcd" },
+ _Crc32Test{ 0x8587d865, "abcde" },
+ _Crc32Test{ 0x4b8e39ef, "abcdef" },
+ _Crc32Test{ 0x312a6aa6, "abcdefg" },
+ _Crc32Test{ 0xaeef2a50, "abcdefgh" },
+ _Crc32Test{ 0x8da988af, "abcdefghi" },
+ _Crc32Test{ 0x3981703a, "abcdefghij" },
+ _Crc32Test{ 0x6b9cdfe7, "Discard medicine more than two years old." },
+ _Crc32Test{ 0xc90ef73f, "He who has a shady past knows that nice guys finish last." },
+ _Crc32Test{ 0xb902341f, "I wouldn't marry him with a ten foot pole." },
+ _Crc32Test{ 0x42080e8, "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
+ _Crc32Test{ 0x154c6d11, "The days of the digital watch are numbered. -Tom Stoppard" },
+ _Crc32Test{ 0x4c418325, "Nepal premier won't resign." },
+ _Crc32Test{ 0x33955150, "For every action there is an equal and opposite government program." },
+ _Crc32Test{ 0x26216a4b, "His money is twice tainted: 'taint yours and 'taint mine." },
+ _Crc32Test{ 0x1abbe45e, "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
+ _Crc32Test{ 0xc89a94f7, "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
+ _Crc32Test{ 0xab3abe14, "size: a.out: bad magic" },
+ _Crc32Test{ 0xbab102b6, "The major problem is with sendmail. -Mark Horton" },
+ _Crc32Test{ 0x999149d7, "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
+ _Crc32Test{ 0x6d52a33c, "If the enemy is within range, then so are you." },
+ _Crc32Test{ 0x90631e8d, "It's well we cannot hear the screams/That we create in others' dreams." },
+ _Crc32Test{ 0x78309130, "You remind me of a TV show, but that's all right: I watch it anyway." },
+ _Crc32Test{ 0x7d0a377f, "C is as portable as Stonehedge!!" },
+ _Crc32Test{ 0x8c79fd79, "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
+ _Crc32Test{ 0xa20b7167, "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
+ _Crc32Test{ 0x8e0bb443, "How can you write a big system without C++? -Paul Glick" },
}
export func TestGolden(t *testing.T) {
import "os"
-package const (
- Chunk = 64
-)
-
const (
- A = 0x67452301;
- B = 0xEFCDAB89;
- C = 0x98BADCFE;
- D = 0x10325476;
+ _Chunk = 64;
+
+ _Init0 = 0x67452301;
+ _Init1 = 0xEFCDAB89;
+ _Init2 = 0x98BADCFE;
+ _Init3 = 0x10325476;
)
export type Digest struct {
s [4]uint32;
- x [Chunk]byte;
+ x [_Chunk]byte;
nx int;
len uint64;
}
export func NewDigest() *Digest {
d := new(Digest);
- d.s[0] = A;
- d.s[1] = B;
- d.s[2] = C;
- d.s[3] = D;
+ d.s[0] = _Init0;
+ d.s[1] = _Init1;
+ d.s[2] = _Init2;
+ d.s[3] = _Init3;
return d;
}
-package func Block(dig *Digest, p []byte) int
+func _Block(dig *Digest, p []byte) int
func (d *Digest) Write(p []byte) (nn int, err *os.Error) {
nn = len(p);
d.len += uint64(nn);
if d.nx > 0 {
n := len(p);
- if n > Chunk-d.nx {
- n = Chunk-d.nx;
+ if n > _Chunk-d.nx {
+ n = _Chunk-d.nx;
}
for i := 0; i < n; i++ {
d.x[d.nx+i] = p[i];
}
d.nx += n;
- if d.nx == Chunk {
- Block(d, d.x);
+ if d.nx == _Chunk {
+ _Block(d, d.x);
d.nx = 0;
}
p = p[n:len(p)];
}
- n := Block(d, p);
+ n := _Block(d, p);
p = p[n:len(p)];
if len(p) > 0 {
for i := 0; i < len(p); i++ {
package md5
import (
- "md5";
+ "fmt";
"io";
+ "md5";
"testing";
)
-type Md5Test struct {
+type md5Test struct {
out string;
in string;
}
-var golden = []Md5Test {
- Md5Test{ "d41d8cd98f00b204e9800998ecf8427e", "" },
- Md5Test{ "0cc175b9c0f1b6a831c399e269772661", "a" },
- Md5Test{ "187ef4436122d1cc2f40dc2b92f0eba0", "ab" },
- Md5Test{ "900150983cd24fb0d6963f7d28e17f72", "abc" },
- Md5Test{ "e2fc714c4727ee9395f324cd2e7f331f", "abcd" },
- Md5Test{ "ab56b4d92b40713acc5af89985d4b786", "abcde" },
- Md5Test{ "e80b5017098950fc58aad83c8c14978e", "abcdef" },
- Md5Test{ "7ac66c0f148de9519b8bd264312c4d64", "abcdefg" },
- Md5Test{ "e8dc4081b13434b45189a720b77b6818", "abcdefgh" },
- Md5Test{ "8aa99b1f439ff71293e95357bac6fd94", "abcdefghi" },
- Md5Test{ "a925576942e94b2ef57a066101b48876", "abcdefghij" },
- Md5Test{ "d747fc1719c7eacb84058196cfe56d57", "Discard medicine more than two years old." },
- Md5Test{ "bff2dcb37ef3a44ba43ab144768ca837", "He who has a shady past knows that nice guys finish last." },
- Md5Test{ "0441015ecb54a7342d017ed1bcfdbea5", "I wouldn't marry him with a ten foot pole." },
- Md5Test{ "9e3cac8e9e9757a60c3ea391130d3689", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
- Md5Test{ "a0f04459b031f916a59a35cc482dc039", "The days of the digital watch are numbered. -Tom Stoppard" },
- Md5Test{ "e7a48e0fe884faf31475d2a04b1362cc", "Nepal premier won't resign." },
- Md5Test{ "637d2fe925c07c113800509964fb0e06", "For every action there is an equal and opposite government program." },
- Md5Test{ "834a8d18d5c6562119cf4c7f5086cb71", "His money is twice tainted: 'taint yours and 'taint mine." },
- Md5Test{ "de3a4d2fd6c73ec2db2abad23b444281", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
- Md5Test{ "acf203f997e2cf74ea3aff86985aefaf", "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
- Md5Test{ "e1c1384cb4d2221dfdd7c795a4222c9a", "size: a.out: bad magic" },
- Md5Test{ "c90f3ddecc54f34228c063d7525bf644", "The major problem is with sendmail. -Mark Horton" },
- Md5Test{ "cdf7ab6c1fd49bd9933c43f3ea5af185", "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
- Md5Test{ "83bc85234942fc883c063cbd7f0ad5d0", "If the enemy is within range, then so are you." },
- Md5Test{ "277cbe255686b48dd7e8f389394d9299", "It's well we cannot hear the screams/That we create in others' dreams." },
- Md5Test{ "fd3fb0a7ffb8af16603f3d3af98f8e1f", "You remind me of a TV show, but that's all right: I watch it anyway." },
- Md5Test{ "469b13a78ebf297ecda64d4723655154", "C is as portable as Stonehedge!!" },
- Md5Test{ "63eb3a2f466410104731c4b037600110", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
- Md5Test{ "72c2ed7592debca1c90fc0100f931a2f", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
- Md5Test{ "132f7619d33b523b1d9e5bd8e0928355", "How can you write a big system without C++? -Paul Glick" },
-}
-
-func Hex(p []byte) string {
- s := "";
- for i := 0; i < len(p); i++ {
- v := p[i];
- s += string("0123456789abcdef"[v>>4]);
- s += string("0123456789abcdef"[v&15]);
- }
- return s;
+var golden = []md5Test {
+ md5Test{ "d41d8cd98f00b204e9800998ecf8427e", "" },
+ md5Test{ "0cc175b9c0f1b6a831c399e269772661", "a" },
+ md5Test{ "187ef4436122d1cc2f40dc2b92f0eba0", "ab" },
+ md5Test{ "900150983cd24fb0d6963f7d28e17f72", "abc" },
+ md5Test{ "e2fc714c4727ee9395f324cd2e7f331f", "abcd" },
+ md5Test{ "ab56b4d92b40713acc5af89985d4b786", "abcde" },
+ md5Test{ "e80b5017098950fc58aad83c8c14978e", "abcdef" },
+ md5Test{ "7ac66c0f148de9519b8bd264312c4d64", "abcdefg" },
+ md5Test{ "e8dc4081b13434b45189a720b77b6818", "abcdefgh" },
+ md5Test{ "8aa99b1f439ff71293e95357bac6fd94", "abcdefghi" },
+ md5Test{ "a925576942e94b2ef57a066101b48876", "abcdefghij" },
+ md5Test{ "d747fc1719c7eacb84058196cfe56d57", "Discard medicine more than two years old." },
+ md5Test{ "bff2dcb37ef3a44ba43ab144768ca837", "He who has a shady past knows that nice guys finish last." },
+ md5Test{ "0441015ecb54a7342d017ed1bcfdbea5", "I wouldn't marry him with a ten foot pole." },
+ md5Test{ "9e3cac8e9e9757a60c3ea391130d3689", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
+ md5Test{ "a0f04459b031f916a59a35cc482dc039", "The days of the digital watch are numbered. -Tom Stoppard" },
+ md5Test{ "e7a48e0fe884faf31475d2a04b1362cc", "Nepal premier won't resign." },
+ md5Test{ "637d2fe925c07c113800509964fb0e06", "For every action there is an equal and opposite government program." },
+ md5Test{ "834a8d18d5c6562119cf4c7f5086cb71", "His money is twice tainted: 'taint yours and 'taint mine." },
+ md5Test{ "de3a4d2fd6c73ec2db2abad23b444281", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
+ md5Test{ "acf203f997e2cf74ea3aff86985aefaf", "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
+ md5Test{ "e1c1384cb4d2221dfdd7c795a4222c9a", "size: a.out: bad magic" },
+ md5Test{ "c90f3ddecc54f34228c063d7525bf644", "The major problem is with sendmail. -Mark Horton" },
+ md5Test{ "cdf7ab6c1fd49bd9933c43f3ea5af185", "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
+ md5Test{ "83bc85234942fc883c063cbd7f0ad5d0", "If the enemy is within range, then so are you." },
+ md5Test{ "277cbe255686b48dd7e8f389394d9299", "It's well we cannot hear the screams/That we create in others' dreams." },
+ md5Test{ "fd3fb0a7ffb8af16603f3d3af98f8e1f", "You remind me of a TV show, but that's all right: I watch it anyway." },
+ md5Test{ "469b13a78ebf297ecda64d4723655154", "C is as portable as Stonehedge!!" },
+ md5Test{ "63eb3a2f466410104731c4b037600110", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
+ md5Test{ "72c2ed7592debca1c90fc0100f931a2f", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
+ md5Test{ "132f7619d33b523b1d9e5bd8e0928355", "How can you write a big system without C++? -Paul Glick" },
}
export func TestGolden(t *testing.T) {
g := golden[i];
c := NewDigest();
io.WriteString(c, g.in);
- s := Hex(c.Sum());
+ s := fmt.Sprintf("%x", c.Sum());
if s != g.out {
t.Errorf("md5(%s) = %s want %s", g.in, s, g.out);
t.FailNow();
import "md5"
-// T[i] = int((1<<32) * abs(sin(i+1 radians))).
-var T = []uint32 {
+// table[i] = int((1<<32) * abs(sin(i+1 radians))).
+var table = []uint32 {
// round 1
- 0xd76aa478,
+ 0xd76aa478,
0xe8c7b756,
- 0x242070db,
- 0xc1bdceee,
- 0xf57c0faf,
- 0x4787c62a,
- 0xa8304613,
- 0xfd469501,
- 0x698098d8,
- 0x8b44f7af,
- 0xffff5bb1,
- 0x895cd7be,
- 0x6b901122,
- 0xfd987193,
- 0xa679438e,
+ 0x242070db,
+ 0xc1bdceee,
+ 0xf57c0faf,
+ 0x4787c62a,
+ 0xa8304613,
+ 0xfd469501,
+ 0x698098d8,
+ 0x8b44f7af,
+ 0xffff5bb1,
+ 0x895cd7be,
+ 0x6b901122,
+ 0xfd987193,
+ 0xa679438e,
0x49b40821,
// round 2
- 0xf61e2562,
- 0xc040b340,
- 0x265e5a51,
- 0xe9b6c7aa,
- 0xd62f105d,
- 0x2441453,
- 0xd8a1e681,
- 0xe7d3fbc8,
- 0x21e1cde6,
- 0xc33707d6,
- 0xf4d50d87,
- 0x455a14ed,
- 0xa9e3e905,
- 0xfcefa3f8,
- 0x676f02d9,
+ 0xf61e2562,
+ 0xc040b340,
+ 0x265e5a51,
+ 0xe9b6c7aa,
+ 0xd62f105d,
+ 0x2441453,
+ 0xd8a1e681,
+ 0xe7d3fbc8,
+ 0x21e1cde6,
+ 0xc33707d6,
+ 0xf4d50d87,
+ 0x455a14ed,
+ 0xa9e3e905,
+ 0xfcefa3f8,
+ 0x676f02d9,
0x8d2a4c8a,
// round3
- 0xfffa3942,
- 0x8771f681,
- 0x6d9d6122,
- 0xfde5380c,
- 0xa4beea44,
- 0x4bdecfa9,
- 0xf6bb4b60,
- 0xbebfbc70,
- 0x289b7ec6,
- 0xeaa127fa,
- 0xd4ef3085,
- 0x4881d05,
- 0xd9d4d039,
- 0xe6db99e5,
- 0x1fa27cf8,
- 0xc4ac5665,
+ 0xfffa3942,
+ 0x8771f681,
+ 0x6d9d6122,
+ 0xfde5380c,
+ 0xa4beea44,
+ 0x4bdecfa9,
+ 0xf6bb4b60,
+ 0xbebfbc70,
+ 0x289b7ec6,
+ 0xeaa127fa,
+ 0xd4ef3085,
+ 0x4881d05,
+ 0xd9d4d039,
+ 0xe6db99e5,
+ 0x1fa27cf8,
+ 0xc4ac5665,
// round 4
- 0xf4292244,
- 0x432aff97,
- 0xab9423a7,
- 0xfc93a039,
- 0x655b59c3,
- 0x8f0ccc92,
- 0xffeff47d,
- 0x85845dd1,
- 0x6fa87e4f,
- 0xfe2ce6e0,
- 0xa3014314,
- 0x4e0811a1,
- 0xf7537e82,
- 0xbd3af235,
- 0x2ad7d2bb,
- 0xeb86d391,
+ 0xf4292244,
+ 0x432aff97,
+ 0xab9423a7,
+ 0xfc93a039,
+ 0x655b59c3,
+ 0x8f0ccc92,
+ 0xffeff47d,
+ 0x85845dd1,
+ 0x6fa87e4f,
+ 0xfe2ce6e0,
+ 0xa3014314,
+ 0x4e0811a1,
+ 0xf7537e82,
+ 0xbd3af235,
+ 0x2ad7d2bb,
+ 0xeb86d391,
}
var shift1 = []uint { 7, 12, 17, 22 };
var shift3 = []uint { 4, 11, 16, 23 };
var shift4 = []uint { 6, 10, 15, 21 };
-package func Block(dig *Digest, p []byte) int {
+func _Block(dig *Digest, p []byte) int {
a := dig.s[0];
b := dig.s[1];
c := dig.s[2];
d := dig.s[3];
n := 0;
var X [16]uint32;
- for len(p) >= Chunk {
+ for len(p) >= _Chunk {
aa, bb, cc, dd := a, b, c, d;
-
+
for i := 0; i < 16; i++ {
j := i*4;
X[i] = uint32(p[j]) | uint32(p[j+1])<<8 | uint32(p[j+2])<<16 | uint32(p[j+3])<<24;
t := i;
s := shift1[i%4];
f := ((c ^ d) & b) ^ d;
- a += f + X[x] + T[t];
+ a += f + X[x] + table[t];
a = a<<s | a>>(32-s);
a += b;
a, b, c, d = d, a, b, c;
}
-
+
// Round 2.
for i := 0; i < 16; i++ {
x := (1+5*i)%16;
t := 16+i;
s := shift2[i%4];
g := ((b ^ c) & d) ^ c;
- a += g + X[x] + T[t];
+ a += g + X[x] + table[t];
a = a<<s | a>>(32-s);
a += b;
a, b, c, d = d, a, b, c;
}
-
+
// Round 3.
for i := 0; i < 16; i++ {
x := (5+3*i)%16;
t := 32+i;
s := shift3[i%4];
h := b ^ c ^ d;
- a += h + X[x] + T[t];
+ a += h + X[x] + table[t];
a = a<<s | a>>(32-s);
a += b;
a, b, c, d = d, a, b, c;
}
-
+
// Round 4.
for i := 0; i < 16; i++ {
x := (7*i)%16;
s := shift4[i%4];
t := 48+i;
ii := c ^ (b | ^d);
- a += ii + X[x] + T[t];
+ a += ii + X[x] + table[t];
a = a<<s | a>>(32-s);
a += b;
a, b, c, d = d, a, b, c;
b += bb;
c += cc;
d += dd;
-
- p = p[Chunk:len(p)];
- n += Chunk;
+
+ p = p[_Chunk:len(p)];
+ n += _Chunk;
}
-
+
dig.s[0] = a;
dig.s[1] = b;
dig.s[2] = c;
import "os"
-package const (
- Chunk = 64;
-)
-
const (
- H0 = 0x67452301;
- H1 = 0xEFCDAB89;
- H2 = 0x98BADCFE;
- H3 = 0x10325476;
- H4 = 0xC3D2E1F0;
+ _Chunk = 64;
+
+ _Init0 = 0x67452301;
+ _Init1 = 0xEFCDAB89;
+ _Init2 = 0x98BADCFE;
+ _Init3 = 0x10325476;
+ _Init4 = 0xC3D2E1F0;
)
export type Digest struct {
h [5]uint32;
- x [Chunk]byte;
+ x [_Chunk]byte;
nx int;
len uint64;
}
export func NewDigest() *Digest {
d := new(Digest);
- d.h[0] = H0;
- d.h[1] = H1;
- d.h[2] = H2;
- d.h[3] = H3;
- d.h[4] = H4;
+ d.h[0] = _Init0;
+ d.h[1] = _Init1;
+ d.h[2] = _Init2;
+ d.h[3] = _Init3;
+ d.h[4] = _Init4;
return d;
}
-package func Block(dig *Digest, p []byte) int
+func _Block(dig *Digest, p []byte) int
func (d *Digest) Write(p []byte) (nn int, err *os.Error) {
nn = len(p);
d.len += uint64(nn);
if d.nx > 0 {
n := len(p);
- if n > Chunk-d.nx {
- n = Chunk-d.nx;
+ if n > _Chunk-d.nx {
+ n = _Chunk-d.nx;
}
for i := 0; i < n; i++ {
d.x[d.nx+i] = p[i];
}
d.nx += n;
- if d.nx == Chunk {
- Block(d, d.x);
+ if d.nx == _Chunk {
+ _Block(d, d.x);
d.nx = 0;
}
p = p[n:len(p)];
}
- n := Block(d, p);
+ n := _Block(d, p);
p = p[n:len(p)];
if len(p) > 0 {
for i := 0; i < len(p); i++ {
package sha1
import (
- "sha1";
+ "fmt";
"io";
+ "sha1";
"testing";
)
-type Sha1Test struct {
+type sha1Test struct {
out string;
in string;
}
-var golden = []Sha1Test {
- Sha1Test{ "da39a3ee5e6b4b0d3255bfef95601890afd80709", "" },
- Sha1Test{ "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8", "a" },
- Sha1Test{ "da23614e02469a0d7c7bd1bdab5c9c474b1904dc", "ab" },
- Sha1Test{ "a9993e364706816aba3e25717850c26c9cd0d89d", "abc" },
- Sha1Test{ "81fe8bfe87576c3ecb22426f8e57847382917acf", "abcd" },
- Sha1Test{ "03de6c570bfe24bfc328ccd7ca46b76eadaf4334", "abcde" },
- Sha1Test{ "1f8ac10f23c5b5bc1167bda84b833e5c057a77d2", "abcdef" },
- Sha1Test{ "2fb5e13419fc89246865e7a324f476ec624e8740", "abcdefg" },
- Sha1Test{ "425af12a0743502b322e93a015bcf868e324d56a", "abcdefgh" },
- Sha1Test{ "c63b19f1e4c8b5f76b25c49b8b87f57d8e4872a1", "abcdefghi" },
- Sha1Test{ "d68c19a0a345b7eab78d5e11e991c026ec60db63", "abcdefghij" },
- Sha1Test{ "ebf81ddcbe5bf13aaabdc4d65354fdf2044f38a7", "Discard medicine more than two years old." },
- Sha1Test{ "e5dea09392dd886ca63531aaa00571dc07554bb6", "He who has a shady past knows that nice guys finish last." },
- Sha1Test{ "45988f7234467b94e3e9494434c96ee3609d8f8f", "I wouldn't marry him with a ten foot pole." },
- Sha1Test{ "55dee037eb7460d5a692d1ce11330b260e40c988", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
- Sha1Test{ "b7bc5fb91080c7de6b582ea281f8a396d7c0aee8", "The days of the digital watch are numbered. -Tom Stoppard" },
- Sha1Test{ "c3aed9358f7c77f523afe86135f06b95b3999797", "Nepal premier won't resign." },
- Sha1Test{ "6e29d302bf6e3a5e4305ff318d983197d6906bb9", "For every action there is an equal and opposite government program." },
- Sha1Test{ "597f6a540010f94c15d71806a99a2c8710e747bd", "His money is twice tainted: 'taint yours and 'taint mine." },
- Sha1Test{ "6859733b2590a8a091cecf50086febc5ceef1e80", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
- Sha1Test{ "514b2630ec089b8aee18795fc0cf1f4860cdacad", "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
- Sha1Test{ "c5ca0d4a7b6676fc7aa72caa41cc3d5df567ed69", "size: a.out: bad magic" },
- Sha1Test{ "74c51fa9a04eadc8c1bbeaa7fc442f834b90a00a", "The major problem is with sendmail. -Mark Horton" },
- Sha1Test{ "0b4c4ce5f52c3ad2821852a8dc00217fa18b8b66", "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
- Sha1Test{ "3ae7937dd790315beb0f48330e8642237c61550a", "If the enemy is within range, then so are you." },
- Sha1Test{ "410a2b296df92b9a47412b13281df8f830a9f44b", "It's well we cannot hear the screams/That we create in others' dreams." },
- Sha1Test{ "841e7c85ca1adcddbdd0187f1289acb5c642f7f5", "You remind me of a TV show, but that's all right: I watch it anyway." },
- Sha1Test{ "163173b825d03b952601376b25212df66763e1db", "C is as portable as Stonehedge!!" },
- Sha1Test{ "32b0377f2687eb88e22106f133c586ab314d5279", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
- Sha1Test{ "0885aaf99b569542fd165fa44e322718f4a984e0", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
- Sha1Test{ "6627d6904d71420b0bf3886ab629623538689f45", "How can you write a big system without C++? -Paul Glick" },
-}
-
-func Hex(p []byte) string {
- s := "";
- for i := 0; i < len(p); i++ {
- v := p[i];
- s += string("0123456789abcdef"[v>>4]);
- s += string("0123456789abcdef"[v&15]);
- }
- return s;
+var golden = []sha1Test {
+ sha1Test{ "da39a3ee5e6b4b0d3255bfef95601890afd80709", "" },
+ sha1Test{ "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8", "a" },
+ sha1Test{ "da23614e02469a0d7c7bd1bdab5c9c474b1904dc", "ab" },
+ sha1Test{ "a9993e364706816aba3e25717850c26c9cd0d89d", "abc" },
+ sha1Test{ "81fe8bfe87576c3ecb22426f8e57847382917acf", "abcd" },
+ sha1Test{ "03de6c570bfe24bfc328ccd7ca46b76eadaf4334", "abcde" },
+ sha1Test{ "1f8ac10f23c5b5bc1167bda84b833e5c057a77d2", "abcdef" },
+ sha1Test{ "2fb5e13419fc89246865e7a324f476ec624e8740", "abcdefg" },
+ sha1Test{ "425af12a0743502b322e93a015bcf868e324d56a", "abcdefgh" },
+ sha1Test{ "c63b19f1e4c8b5f76b25c49b8b87f57d8e4872a1", "abcdefghi" },
+ sha1Test{ "d68c19a0a345b7eab78d5e11e991c026ec60db63", "abcdefghij" },
+ sha1Test{ "ebf81ddcbe5bf13aaabdc4d65354fdf2044f38a7", "Discard medicine more than two years old." },
+ sha1Test{ "e5dea09392dd886ca63531aaa00571dc07554bb6", "He who has a shady past knows that nice guys finish last." },
+ sha1Test{ "45988f7234467b94e3e9494434c96ee3609d8f8f", "I wouldn't marry him with a ten foot pole." },
+ sha1Test{ "55dee037eb7460d5a692d1ce11330b260e40c988", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
+ sha1Test{ "b7bc5fb91080c7de6b582ea281f8a396d7c0aee8", "The days of the digital watch are numbered. -Tom Stoppard" },
+ sha1Test{ "c3aed9358f7c77f523afe86135f06b95b3999797", "Nepal premier won't resign." },
+ sha1Test{ "6e29d302bf6e3a5e4305ff318d983197d6906bb9", "For every action there is an equal and opposite government program." },
+ sha1Test{ "597f6a540010f94c15d71806a99a2c8710e747bd", "His money is twice tainted: 'taint yours and 'taint mine." },
+ sha1Test{ "6859733b2590a8a091cecf50086febc5ceef1e80", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
+ sha1Test{ "514b2630ec089b8aee18795fc0cf1f4860cdacad", "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
+ sha1Test{ "c5ca0d4a7b6676fc7aa72caa41cc3d5df567ed69", "size: a.out: bad magic" },
+ sha1Test{ "74c51fa9a04eadc8c1bbeaa7fc442f834b90a00a", "The major problem is with sendmail. -Mark Horton" },
+ sha1Test{ "0b4c4ce5f52c3ad2821852a8dc00217fa18b8b66", "Give me a rock, paper and scissors and I will move the world. CCFestoon" },
+ sha1Test{ "3ae7937dd790315beb0f48330e8642237c61550a", "If the enemy is within range, then so are you." },
+ sha1Test{ "410a2b296df92b9a47412b13281df8f830a9f44b", "It's well we cannot hear the screams/That we create in others' dreams." },
+ sha1Test{ "841e7c85ca1adcddbdd0187f1289acb5c642f7f5", "You remind me of a TV show, but that's all right: I watch it anyway." },
+ sha1Test{ "163173b825d03b952601376b25212df66763e1db", "C is as portable as Stonehedge!!" },
+ sha1Test{ "32b0377f2687eb88e22106f133c586ab314d5279", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
+ sha1Test{ "0885aaf99b569542fd165fa44e322718f4a984e0", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule" },
+ sha1Test{ "6627d6904d71420b0bf3886ab629623538689f45", "How can you write a big system without C++? -Paul Glick" },
}
export func TestGolden(t *testing.T) {
g := golden[i];
c := NewDigest();
io.WriteString(c, g.in);
- s := Hex(c.Sum());
+ s := fmt.Sprintf("%x", c.Sum());
if s != g.out {
t.Errorf("sha1(%s) = %s want %s", g.in, s, g.out);
t.FailNow();
import "sha1"
const (
- K0 = 0x5A827999;
- K1 = 0x6ED9EBA1;
- K2 = 0x8F1BBCDC;
- K3 = 0xCA62C1D6;
+ _K0 = 0x5A827999;
+ _K1 = 0x6ED9EBA1;
+ _K2 = 0x8F1BBCDC;
+ _K3 = 0xCA62C1D6;
)
-package func Block(dig *Digest, p []byte) int {
+func _Block(dig *Digest, p []byte) int {
var w [80]uint32;
n := 0;
h0, h1, h2, h3, h4 := dig.h[0], dig.h[1], dig.h[2], dig.h[3], dig.h[4];
- for len(p) >= Chunk {
+ for len(p) >= _Chunk {
// Can interlace the computation of w with the
// rounds below if needed for speed.
for i := 0; i < 16; i++ {
// Each of the four 20-iteration rounds
// differs only in the computation of f and
- // the choice of K (K0, K1, etc).
+ // the choice of K (_K0, _K1, etc).
for i := 0; i < 20; i++ {
f := b&c | (^b)&d;
a5 := a<<5 | a>>(32-5);
b30 := b<<30 | b>>(32-30);
- t := a5 + f + e + w[i] + K0;
+ t := a5 + f + e + w[i] + _K0;
a, b, c, d, e = t, a, b30, c, d;
}
for i := 20; i < 40; i++ {
f := b ^ c ^ d;
a5 := a<<5 | a>>(32-5);
b30 := b<<30 | b>>(32-30);
- t := a5 + f + e + w[i] + K1;
+ t := a5 + f + e + w[i] + _K1;
a, b, c, d, e = t, a, b30, c, d;
}
for i := 40; i < 60; i++ {
f := b&c | b&d | c&d;
a5 := a<<5 | a>>(32-5);
b30 := b<<30 | b>>(32-30);
- t := a5 + f + e + w[i] + K2;
+ t := a5 + f + e + w[i] + _K2;
a, b, c, d, e = t, a, b30, c, d;
}
for i := 60; i < 80; i++ {
f := b ^ c ^ d;
a5 := a<<5 | a>>(32-5);
b30 := b<<30 | b>>(32-30);
- t := a5 + f + e + w[i] + K3;
+ t := a5 + f + e + w[i] + _K3;
a, b, c, d, e = t, a, b30, c, d;
}
h3 += d;
h4 += e;
- p = p[Chunk:len(p)];
- n += Chunk;
+ p = p[_Chunk:len(p)];
+ n += _Chunk;
}
dig.h[0], dig.h[1], dig.h[2], dig.h[3], dig.h[4] = h0, h1, h2, h3, h4;