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-rw-r--r--include/linux/string.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/string.h b/include/linux/string.h
index fdd3442c6bcb..0266dbdaa4cd 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -562,4 +562,23 @@ static inline bool strstarts(const char *str, const char *prefix)
return strncmp(str, prefix, strlen(prefix)) == 0;
}
+/**
+ * strends - Check if a string ends with another string.
+ * @str: NULL-terminated string to check against @suffix
+ * @suffix: NULL-terminated string defining the suffix to look for in @str
+ *
+ * Returns:
+ * True if @str ends with @suffix. False in all other cases.
+ */
+static inline bool __attribute__((nonnull(1, 2)))
+strends(const char *str, const char *suffix)
+{
+ unsigned int str_len = strlen(str), suffix_len = strlen(suffix);
+
+ if (str_len < suffix_len)
+ return false;
+
+ return !(strcmp(str + str_len - suffix_len, suffix));
+}
+
#endif /* _LINUX_STRING_H_ */