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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
commit3f619478f796eddbba6e39502fe941b285dd97b1 (patch)
treee2c7b5777f728320e5b5542b6213fd3591ba51e2 /plugin/handler_socket/libhsclient/string_ref.hpp
parentInitial commit. (diff)
downloadmariadb-upstream.tar.xz
mariadb-upstream.zip
Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plugin/handler_socket/libhsclient/string_ref.hpp')
-rw-r--r--plugin/handler_socket/libhsclient/string_ref.hpp63
1 files changed, 63 insertions, 0 deletions
diff --git a/plugin/handler_socket/libhsclient/string_ref.hpp b/plugin/handler_socket/libhsclient/string_ref.hpp
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--- /dev/null
+++ b/plugin/handler_socket/libhsclient/string_ref.hpp
@@ -0,0 +1,63 @@
+
+// vim:sw=2:ai
+
+/*
+ * Copyright (C) 2010 DeNA Co.,Ltd.. All rights reserved.
+ * See COPYRIGHT.txt for details.
+ */
+
+#ifndef DENA_STRING_REF_HPP
+#define DENA_STRING_REF_HPP
+
+#include <vector>
+#include <string.h>
+
+namespace dena {
+
+struct string_wref {
+ typedef char value_type;
+ char *begin() const { return start; }
+ char *end() const { return start + length; }
+ size_t size() const { return length; }
+ private:
+ char *start;
+ size_t length;
+ public:
+ string_wref(char *s = 0, size_t len = 0) : start(s), length(len) { }
+};
+
+struct string_ref {
+ typedef const char value_type;
+ const char *begin() const { return start; }
+ const char *end() const { return start + length; }
+ size_t size() const { return length; }
+ private:
+ const char *start;
+ size_t length;
+ public:
+ string_ref(const char *s = 0, size_t len = 0) : start(s), length(len) { }
+ string_ref(const char *s, const char *f) : start(s), length(f - s) { }
+ string_ref(const string_wref& w) : start(w.begin()), length(w.size()) { }
+};
+
+template <size_t N> inline bool
+operator ==(const string_ref& x, const char (& y)[N]) {
+ return (x.size() == N - 1) && (::memcmp(x.begin(), y, N - 1) == 0);
+}
+
+inline bool
+operator ==(const string_ref& x, const string_ref& y) {
+ return (x.size() == y.size()) &&
+ (::memcmp(x.begin(), y.begin(), x.size()) == 0);
+}
+
+inline bool
+operator !=(const string_ref& x, const string_ref& y) {
+ return (x.size() != y.size()) ||
+ (::memcmp(x.begin(), y.begin(), x.size()) != 0);
+}
+
+};
+
+#endif
+