centralized performance resources

ocw/1/matrix-multiply/matrix_multiply.h

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+/**
+ * Copyright (c) 2012 MIT License by 6.172 Staff
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ **/
+
+
+/**
+ * Matrix Multiply
+ *
+ *
+ * Declarations here are your API specification -- we expect that your
+ * code defines and correctly implements these functions and does not modify
+ * the way the reference implementation uses variables mentioned here,
+ * so that we may call them from testbed.c and any other testing software
+ * that we write!
+ *
+ * Deviating from this API may cause your program to fail all of our tests.
+ **/
+
+#ifndef MATRIX_MULTIPLY_H_INCLUDED
+
+#define MATRIX_MULTIPLY_H_INCLUDED
+
+typedef struct {
+  int rows;
+  int cols;
+  int** values;
+} matrix;
+
+// Multiply matrix A*B, store result in C.
+int matrix_multiply_run(const matrix* A, const matrix* B, matrix* C);
+
+// Allocates a row-by-cols matrix and returns it
+matrix* make_matrix(int rows, int cols);
+
+// Frees an allocated matrix
+void free_matrix(matrix* m);
+
+// Print matrix
+void print_matrix(const matrix* m);
+#endif  // MATRIX_MULTIPLY_H_INCLUDED