1 files changed, 0 insertions, 189 deletions
diff --git a/sys/src/cmd/unix/drawterm/posix-port/sha1block.c b/sys/src/cmd/unix/drawterm/posix-port/sha1block.c
deleted file mode 100644
index 1b49551c4..000000000
--- a/sys/src/cmd/unix/drawterm/posix-port/sha1block.c
+++ /dev/null
@@ -1,189 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <libsec.h>
-
-void
-_sha1block(uchar *p, ulong len, u32int *s)
-{
-	u32int a, b, c, d, e, x;
-	uchar *end;
-	u32int *wp, *wend;
-	u32int w[80];
-
-	/* at this point, we have a multiple of 64 bytes */
-	for(end = p+len; p < end;){
-		a = s[0];
-		b = s[1];
-		c = s[2];
-		d = s[3];
-		e = s[4];
-
-		wend = w + 15;
-		for(wp = w; wp < wend; wp += 5){
-			wp[0] = (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
-			e += ((a<<5) | (a>>27)) + wp[0];
-			e += 0x5a827999 + (((c^d)&b)^d);
-			b = (b<<30)|(b>>2);
-
-			wp[1] = (p[4]<<24) | (p[5]<<16) | (p[6]<<8) | p[7];
-			d += ((e<<5) | (e>>27)) + wp[1];
-			d += 0x5a827999 + (((b^c)&a)^c);
-			a = (a<<30)|(a>>2);
-
-			wp[2] = (p[8]<<24) | (p[9]<<16) | (p[10]<<8) | p[11];
-			c += ((d<<5) | (d>>27)) + wp[2];
-			c += 0x5a827999 + (((a^b)&e)^b);
-			e = (e<<30)|(e>>2);
-
-			wp[3] = (p[12]<<24) | (p[13]<<16) | (p[14]<<8) | p[15];
-			b += ((c<<5) | (c>>27)) + wp[3];
-			b += 0x5a827999 + (((e^a)&d)^a);
-			d = (d<<30)|(d>>2);
-
-			wp[4] = (p[16]<<24) | (p[17]<<16) | (p[18]<<8) | p[19];
-			a += ((b<<5) | (b>>27)) + wp[4];
-			a += 0x5a827999 + (((d^e)&c)^e);
-			c = (c<<30)|(c>>2);
-			
-			p += 20;
-		}
-
-		wp[0] = (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
-		e += ((a<<5) | (a>>27)) + wp[0];
-		e += 0x5a827999 + (((c^d)&b)^d);
-		b = (b<<30)|(b>>2);
-
-		x = wp[-2] ^ wp[-7] ^ wp[-13] ^ wp[-15];
-		wp[1] = (x<<1) | (x>>31);
-		d += ((e<<5) | (e>>27)) + wp[1];
-		d += 0x5a827999 + (((b^c)&a)^c);
-		a = (a<<30)|(a>>2);
-
-		x = wp[-1] ^ wp[-6] ^ wp[-12] ^ wp[-14];
-		wp[2] = (x<<1) | (x>>31);
-		c += ((d<<5) | (d>>27)) + wp[2];
-		c += 0x5a827999 + (((a^b)&e)^b);
-		e = (e<<30)|(e>>2);
-
-		x = wp[0] ^ wp[-5] ^ wp[-11] ^ wp[-13];
-		wp[3] = (x<<1) | (x>>31);
-		b += ((c<<5) | (c>>27)) + wp[3];
-		b += 0x5a827999 + (((e^a)&d)^a);
-		d = (d<<30)|(d>>2);
-
-		x = wp[1] ^ wp[-4] ^ wp[-10] ^ wp[-12];
-		wp[4] = (x<<1) | (x>>31);
-		a += ((b<<5) | (b>>27)) + wp[4];
-		a += 0x5a827999 + (((d^e)&c)^e);
-		c = (c<<30)|(c>>2);
-
-		wp += 5;
-		p += 4;
-
-		wend = w + 40;
-		for(; wp < wend; wp += 5){
-			x = wp[-3] ^ wp[-8] ^ wp[-14] ^ wp[-16];
-			wp[0] = (x<<1) | (x>>31);
-			e += ((a<<5) | (a>>27)) + wp[0];
-			e += 0x6ed9eba1 + (b^c^d);
-			b = (b<<30)|(b>>2);
-
-			x = wp[-2] ^ wp[-7] ^ wp[-13] ^ wp[-15];
-			wp[1] = (x<<1) | (x>>31);
-			d += ((e<<5) | (e>>27)) + wp[1];
-			d += 0x6ed9eba1 + (a^b^c);
-			a = (a<<30)|(a>>2);
-
-			x = wp[-1] ^ wp[-6] ^ wp[-12] ^ wp[-14];
-			wp[2] = (x<<1) | (x>>31);
-			c += ((d<<5) | (d>>27)) + wp[2];
-			c += 0x6ed9eba1 + (e^a^b);
-			e = (e<<30)|(e>>2);
-
-			x = wp[0] ^ wp[-5] ^ wp[-11] ^ wp[-13];
-			wp[3] = (x<<1) | (x>>31);
-			b += ((c<<5) | (c>>27)) + wp[3];
-			b += 0x6ed9eba1 + (d^e^a);
-			d = (d<<30)|(d>>2);
-
-			x = wp[1] ^ wp[-4] ^ wp[-10] ^ wp[-12];
-			wp[4] = (x<<1) | (x>>31);
-			a += ((b<<5) | (b>>27)) + wp[4];
-			a += 0x6ed9eba1 + (c^d^e);
-			c = (c<<30)|(c>>2);
-		}
-
-		wend = w + 60;
-		for(; wp < wend; wp += 5){
-			x = wp[-3] ^ wp[-8] ^ wp[-14] ^ wp[-16];
-			wp[0] = (x<<1) | (x>>31);
-			e += ((a<<5) | (a>>27)) + wp[0];
-			e += 0x8f1bbcdc + ((b&c)|((b|c)&d));
-			b = (b<<30)|(b>>2);
-
-			x = wp[-2] ^ wp[-7] ^ wp[-13] ^ wp[-15];
-			wp[1] = (x<<1) | (x>>31);
-			d += ((e<<5) | (e>>27)) + wp[1];
-			d += 0x8f1bbcdc + ((a&b)|((a|b)&c));
-			a = (a<<30)|(a>>2);
-
-			x = wp[-1] ^ wp[-6] ^ wp[-12] ^ wp[-14];
-			wp[2] = (x<<1) | (x>>31);
-			c += ((d<<5) | (d>>27)) + wp[2];
-			c += 0x8f1bbcdc + ((e&a)|((e|a)&b));
-			e = (e<<30)|(e>>2);
-
-			x = wp[0] ^ wp[-5] ^ wp[-11] ^ wp[-13];
-			wp[3] = (x<<1) | (x>>31);
-			b += ((c<<5) | (c>>27)) + wp[3];
-			b += 0x8f1bbcdc + ((d&e)|((d|e)&a));
-			d = (d<<30)|(d>>2);
-
-			x = wp[1] ^ wp[-4] ^ wp[-10] ^ wp[-12];
-			wp[4] = (x<<1) | (x>>31);
-			a += ((b<<5) | (b>>27)) + wp[4];
-			a += 0x8f1bbcdc + ((c&d)|((c|d)&e));
-			c = (c<<30)|(c>>2);
-		}
-
-		wend = w + 80;
-		for(; wp < wend; wp += 5){
-			x = wp[-3] ^ wp[-8] ^ wp[-14] ^ wp[-16];
-			wp[0] = (x<<1) | (x>>31);
-			e += ((a<<5) | (a>>27)) + wp[0];
-			e += 0xca62c1d6 + (b^c^d);
-			b = (b<<30)|(b>>2);
-
-			x = wp[-2] ^ wp[-7] ^ wp[-13] ^ wp[-15];
-			wp[1] = (x<<1) | (x>>31);
-			d += ((e<<5) | (e>>27)) + wp[1];
-			d += 0xca62c1d6 + (a^b^c);
-			a = (a<<30)|(a>>2);
-
-			x = wp[-1] ^ wp[-6] ^ wp[-12] ^ wp[-14];
-			wp[2] = (x<<1) | (x>>31);
-			c += ((d<<5) | (d>>27)) + wp[2];
-			c += 0xca62c1d6 + (e^a^b);
-			e = (e<<30)|(e>>2);
-
-			x = wp[0] ^ wp[-5] ^ wp[-11] ^ wp[-13];
-			wp[3] = (x<<1) | (x>>31);
-			b += ((c<<5) | (c>>27)) + wp[3];
-			b += 0xca62c1d6 + (d^e^a);
-			d = (d<<30)|(d>>2);
-
-			x = wp[1] ^ wp[-4] ^ wp[-10] ^ wp[-12];
-			wp[4] = (x<<1) | (x>>31);
-			a += ((b<<5) | (b>>27)) + wp[4];
-			a += 0xca62c1d6 + (c^d^e);
-			c = (c<<30)|(c>>2);
-		}
-
-		/* save state */
-		s[0] += a;
-		s[1] += b;
-		s[2] += c;
-		s[3] += d;
-		s[4] += e;
-	}
-}