Fix typo in README.md

Add hashing algorithms to README.md
Pass length of buffer to x11 and quark

Author: lucasjones

README.md

@@ -21,9 +21,9 @@ So far this native Node.js addon can do the following hashing algos
 ```javascript
 var multiHashing = require('multi-hashing');
 
-var algorithms = ['quark', 'x11', 'scrypt', 'scryptn', 'scryptjane', 'keccak', 'bcrypt'];
+var algorithms = ['quark', 'x11', 'scrypt', 'scryptn', 'scryptjane', 'keccak', 'bcrypt', 'skein', 'blake'];
 
-var data = new Buffer("hash me good bro");
+var data = new Buffer("7000000001e980924e4e1109230383e66d62945ff8e749903bea4336755c00000000000051928aff1b4d72416173a8c3948159a09a73ac3bb556aa6bfbcad1a85da7f4c1d13350531e24031b939b9e2b", "hex");
 
 var hashedData = algorithms.map(function(algo){
     if (algo === 'scryptjane'){
@@ -33,7 +33,7 @@ var hashedData = algorithms.map(function(algo){
         return multiHashing[algo](data, nTime, yaCoinChainStartTime);
     }
     else{
-        return return multiHashing[algo](data);
+        return multiHashing[algo](data);
     }
 });
 
@@ -42,7 +42,7 @@ console.log(hashedData);
 //<SlowBuffer 0b de 16 ef 2d 92 e4 35 65 c6 6c d8 92 d9 66 b4 3d 65 ..... >
 
 //Another example...
-var hashedScryptData = multiHashing.scrypt(new Buffer(32));
+var hashedScryptData = multiHashing.scrypt(new Buffer(80));
 
 ```
 

multihashing.cc

@@ -77,8 +77,10 @@ Handle<Value> quark(const Arguments& args) {
 
     char * input = Buffer::Data(target);
     char * output = new char[32];
+    
+    unsigned int input_len = Buffer::Length(target);
 
-    quark_hash(input, output);
+    quark_hash(input, output, input_len);
 
     Buffer* buff = Buffer::New(output, 32);
     return scope.Close(buff->handle_);
@@ -98,7 +100,9 @@ Handle<Value> x11(const Arguments& args) {
     char * input = Buffer::Data(target);
     char * output = new char[32];
 
-    x11_hash(input, output);
+    unsigned int input_len = Buffer::Length(target);
+
+    x11_hash(input, output, input_len);
 
     Buffer* buff = Buffer::New(output, 32);
     return scope.Close(buff->handle_);
@@ -240,8 +244,9 @@ Handle<Value> skein(const Arguments& args) {
         return except("Argument should be a buffer object.");
 
     char * input = Buffer::Data(target);
-    unsigned int input_len = Buffer::Length(target);
     char * output = new char[32];
+
+    unsigned int input_len = Buffer::Length(target);
 
     skein_hash(input, output, input_len);
 
@@ -262,9 +267,10 @@ Handle<Value> groestl(const Arguments& args) {
         return except("Argument should be a buffer object.");
 
     char * input = Buffer::Data(target);
-    unsigned int input_len = Buffer::Length(target);
     char * output = new char[32];
 
+    unsigned int input_len = Buffer::Length(target);
+
     groestl_hash(input, output, input_len);
 
     Buffer* buff = Buffer::New(output, 32);
@@ -284,9 +290,10 @@ Handle<Value> blake(const Arguments& args) {
         return except("Argument should be a buffer object.");
 
     char * input = Buffer::Data(target);
-    unsigned int input_len = Buffer::Length(target);
     char * output = new char[32];
 
+    unsigned int input_len = Buffer::Length(target);
+
     blake_hash(input, output, input_len);
 
     Buffer* buff = Buffer::New(output, 32);

quark.c

@@ -106,7 +106,7 @@ be32dec_vect(uint32_t *dst, const unsigned char *src, size_t len)
 		dst[i] = be32dec(src + i * 4);
 }
 
-void quark_hash(const char* input, char* output)
+void quark_hash(const char* input, char* output, unsigned int len)
 {
     sph_blake512_context     ctx_blake;
     sph_bmw512_context       ctx_bmw;
@@ -124,7 +124,7 @@ void quark_hash(const char* input, char* output)
 
 
     sph_blake512_init(&ctx_blake);
-    sph_blake512 (&ctx_blake, input, 80);
+    sph_blake512 (&ctx_blake, input, len);
     sph_blake512_close (&ctx_blake, hashA);	 //0
 
 

quark.h

@@ -1,6 +1,6 @@
 #ifndef QUARK_H
 #define QUARK_H
 
-void quark_hash(const char* input, char* output);
+void quark_hash(const char* input, char* output, unsigned int len);
 
 #endif

x11.c

@@ -17,7 +17,7 @@
 #include "sha3/sph_echo.h"
 
 
-void x11_hash(const char* input, char* output)
+void x11_hash(const char* input, char* output, unsigned int len)
 {
     sph_blake512_context     ctx_blake;
     sph_bmw512_context       ctx_bmw;
@@ -36,7 +36,7 @@ void x11_hash(const char* input, char* output)
     uint32_t hashA[16], hashB[16];	
 
     sph_blake512_init(&ctx_blake);
-    sph_blake512 (&ctx_blake, input, 80);
+    sph_blake512 (&ctx_blake, input, len);
     sph_blake512_close (&ctx_blake, hashA);
 
     sph_bmw512_init(&ctx_bmw);

x11.h

@@ -5,7 +5,7 @@
 extern "C" {
 #endif
 
-void x11_hash(const char* input, char* output);
+void x11_hash(const char* input, char* output, unsigned int len);
 
 #ifdef __cplusplus
 }