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3party/bsdiff-courgette/divsufsort/divsufsort.h

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+// Copyright (c) 2003-2008 Yuta Mori All Rights Reserved.
+//
+// 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.
+//
+// ChangeLog:
+// 2016-07-22 - Initial commit and adaption to use PagedArray.
+//                --Samuel Huang <huangs@chromium.org>
+
+#ifndef COURGETTE_BSDIFF_THIRD_PARTY_DIVSUFSORT_H_
+#define COURGETTE_BSDIFF_THIRD_PARTY_DIVSUFSORT_H_
+
+#include <stdint.h>
+
+namespace divsuf {
+
+/*- Datatypes -*/
+typedef int32_t saint_t;
+typedef int32_t saidx_t;
+typedef uint8_t sauchar_t;
+
+typedef saidx_t* saidx_it;
+typedef const saidx_t* const_saidx_it;
+
+/*- Prototypes -*/
+
+/**
+ * Constructs the suffix array of a given string, excluding the empty string.
+ * @param T[0..n-1] The input string.
+ * @param SA[0..n-1] The output array of suffixes.
+ * @param n The length of the given string.
+ * @return 0 if no error occurred, -1 or -2 otherwise.
+ */
+saint_t divsufsort(const sauchar_t *T, saidx_it SA, saidx_t n);
+
+/**
+ * Constructs the suffix array of a given string, including the empty string.
+ * @param T[0..n-1] The input string.
+ * @param SA[0..n] The output array of suffixes (includes empty string).
+ * @param n The length of the given string.
+ * @return 0 if no error occurred, -1 or -2 otherwise.
+ */
+saint_t divsufsort_include_empty(const sauchar_t *T, saidx_it SA, saidx_t n);
+
+}  // namespace divsuf
+
+#endif  // COURGETTE_BSDIFF_THIRD_PARTY_DIVSUFSORT_H_