1 files changed, 167 insertions, 0 deletions
diff --git a/fluent-bit/lib/onigmo/st.h b/fluent-bit/lib/onigmo/st.h
new file mode 100644
index 000000000..0135fa443
--- /dev/null
+++ b/fluent-bit/lib/onigmo/st.h
@@ -0,0 +1,167 @@
+/* This is a public domain general purpose hash table package
+   originally written by Peter Moore @ UCB.
+
+   The hash table data structures were redesigned and the package was
+   rewritten by Vladimir Makarov <vmakarov@redhat.com>.  */
+
+#ifndef RUBY_ST_H
+#define RUBY_ST_H 1
+
+#if defined(__cplusplus)
+extern "C" {
+#if 0
+} /* satisfy cc-mode */
+#endif
+#endif
+
+#ifdef RUBY
+#include "ruby/defines.h"
+#else /* RUBY */
+#ifndef RUBY_SYMBOL_EXPORT_BEGIN
+#define RUBY_SYMBOL_EXPORT_BEGIN
+#define RUBY_SYMBOL_EXPORT_END
+#endif
+#endif /* RUBY */
+
+RUBY_SYMBOL_EXPORT_BEGIN
+
+#if SIZEOF_LONG == SIZEOF_VOIDP
+typedef unsigned long st_data_t;
+#elif SIZEOF_LONG_LONG == SIZEOF_VOIDP
+typedef unsigned LONG_LONG st_data_t;
+#else
+# error ---->> st.c requires sizeof(void*) == sizeof(long) or sizeof(LONG_LONG) to be compiled. <<----
+#endif
+#define ST_DATA_T_DEFINED
+
+#ifndef CHAR_BIT
+# ifdef HAVE_LIMITS_H
+#  include <limits.h>
+# else
+#  define CHAR_BIT 8
+# endif
+#endif
+#ifndef _
+# define _(args) args
+#endif
+#ifndef ANYARGS
+# ifdef __cplusplus
+#   define ANYARGS ...
+# else
+#   define ANYARGS
+# endif
+#endif
+
+typedef struct st_table st_table;
+
+typedef st_data_t st_index_t;
+
+/* Maximal value of unsigned integer type st_index_t.  */
+#define MAX_ST_INDEX_VAL (~(st_index_t) 0)
+
+typedef int st_compare_func(st_data_t, st_data_t);
+typedef st_index_t st_hash_func(st_data_t);
+
+typedef char st_check_for_sizeof_st_index_t[SIZEOF_VOIDP == (int)sizeof(st_index_t) ? 1 : -1];
+#define SIZEOF_ST_INDEX_T SIZEOF_VOIDP
+
+struct st_hash_type {
+    int (*compare)(ANYARGS /*st_data_t, st_data_t*/); /* st_compare_func* */
+    st_index_t (*hash)(ANYARGS /*st_data_t*/);        /* st_hash_func* */
+};
+
+#define ST_INDEX_BITS (SIZEOF_ST_INDEX_T * CHAR_BIT)
+
+#if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR) && defined(HAVE_BUILTIN___BUILTIN_TYPES_COMPATIBLE_P)
+# define ST_DATA_COMPATIBLE_P(type) \
+   __builtin_choose_expr(__builtin_types_compatible_p(type, st_data_t), 1, 0)
+#else
+# define ST_DATA_COMPATIBLE_P(type) 0
+#endif
+
+typedef struct st_table_entry st_table_entry;
+
+struct st_table_entry; /* defined in st.c */
+
+struct st_table {
+    /* Cached features of the table -- see st.c for more details.  */
+    unsigned char entry_power, bin_power, size_ind;
+    /* How many times the table was rebuilt.  */
+    unsigned int rebuilds_num;
+    const struct st_hash_type *type;
+    /* Number of entries currently in the table.  */
+    st_index_t num_entries;
+    /* Array of bins used for access by keys.  */
+    st_index_t *bins;
+    /* Start and bound index of entries in array entries.
+       entries_starts and entries_bound are in interval
+       [0,allocated_entries].  */
+    st_index_t entries_start, entries_bound;
+    /* Array of size 2^entry_power.  */
+    st_table_entry *entries;
+};
+
+#define st_is_member(table,key) st_lookup((table),(key),(st_data_t *)0)
+
+enum st_retval {ST_CONTINUE, ST_STOP, ST_DELETE, ST_CHECK, ST_REPLACE};
+
+st_table *st_init_table(const struct st_hash_type *);
+st_table *st_init_table_with_size(const struct st_hash_type *, st_index_t);
+st_table *st_init_numtable(void);
+st_table *st_init_numtable_with_size(st_index_t);
+st_table *st_init_strtable(void);
+st_table *st_init_strtable_with_size(st_index_t);
+st_table *st_init_strcasetable(void);
+st_table *st_init_strcasetable_with_size(st_index_t);
+int st_delete(st_table *, st_data_t *, st_data_t *); /* returns 0:notfound 1:deleted */
+int st_delete_safe(st_table *, st_data_t *, st_data_t *, st_data_t);
+int st_shift(st_table *, st_data_t *, st_data_t *); /* returns 0:notfound 1:deleted */
+int st_insert(st_table *, st_data_t, st_data_t);
+int st_insert2(st_table *, st_data_t, st_data_t, st_data_t (*)(st_data_t));
+int st_lookup(st_table *, st_data_t, st_data_t *);
+int st_get_key(st_table *, st_data_t, st_data_t *);
+typedef int st_update_callback_func(st_data_t *key, st_data_t *value, st_data_t arg, int existing);
+/* *key may be altered, but must equal to the old key, i.e., the
+ * results of hash() are same and compare() returns 0, otherwise the
+ * behavior is undefined */
+int st_update(st_table *table, st_data_t key, st_update_callback_func *func, st_data_t arg);
+int st_foreach_with_replace(st_table *tab, int (*func)(ANYARGS), st_update_callback_func *replace, st_data_t arg);
+int st_foreach(st_table *, int (*)(ANYARGS), st_data_t);
+int st_foreach_check(st_table *, int (*)(ANYARGS), st_data_t, st_data_t);
+st_index_t st_keys(st_table *table, st_data_t *keys, st_index_t size);
+st_index_t st_keys_check(st_table *table, st_data_t *keys, st_index_t size, st_data_t never);
+st_index_t st_values(st_table *table, st_data_t *values, st_index_t size);
+st_index_t st_values_check(st_table *table, st_data_t *values, st_index_t size, st_data_t never);
+void st_add_direct(st_table *, st_data_t, st_data_t);
+void st_free_table(st_table *);
+void st_cleanup_safe(st_table *, st_data_t);
+void st_clear(st_table *);
+st_table *st_copy(st_table *);
+int st_numcmp(st_data_t, st_data_t);
+st_index_t st_numhash(st_data_t);
+int st_locale_insensitive_strcasecmp(const char *s1, const char *s2);
+int st_locale_insensitive_strncasecmp(const char *s1, const char *s2, size_t n);
+#define st_strcasecmp st_locale_insensitive_strcasecmp
+#define st_strncasecmp st_locale_insensitive_strncasecmp
+size_t st_memsize(const st_table *);
+st_index_t st_hash(const void *ptr, size_t len, st_index_t h);
+st_index_t st_hash_uint32(st_index_t h, uint32_t i);
+st_index_t st_hash_uint(st_index_t h, st_index_t i);
+st_index_t st_hash_end(st_index_t h);
+st_index_t st_hash_start(st_index_t h);
+#define st_hash_start(h) ((st_index_t)(h))
+
+#ifdef RUBY
+void rb_hash_bulk_insert_into_st_table(long, const VALUE *, VALUE);
+#endif
+
+RUBY_SYMBOL_EXPORT_END
+
+#if defined(__cplusplus)
+#if 0
+{ /* satisfy cc-mode */
+#endif
+}  /* extern "C" { */
+#endif
+
+#endif /* RUBY_ST_H */