Refactored where builder with private file for some methods

src/db_where-builder_p.h

@@ -0,0 +1,60 @@
+#ifndef H__DB_WHERE_BUILDER_P__
+#define H__DB_WHERE_BUILDER_P__
+
+#include "db_where-builder.h"
+
+struct where_logic_t {
+  where_builder *up;
+  e_where_logic logic_type;
+
+  where_builder **clauses;
+  size_t n_clauses;
+  size_t n_alloc;
+};
+typedef struct where_logic_t where_logic;
+
+struct where_clause_t {
+  where_builder *up;
+  e_where_logic logic_type;
+
+  // Table
+  char *table;
+  size_t table_len;
+
+  // Column
+  char *col;
+  size_t col_len;
+
+  // Op
+  e_where_op op;
+
+  // Values
+  char **values;
+  size_t *values_len;
+  size_t n_values;
+  size_t n_alloc;
+};
+typedef struct where_clause_t where_clause;
+
+
+where_logic *createLogic(e_where_logic type, size_t initial_size);
+int compileLogic(where_logic *logic, char **str, size_t *str_len);
+void freeLogic(where_logic **logic_ptr);
+
+where_builder *appendLogicClause(where_builder *wb, where_builder *wb_clause);
+
+
+where_clause *createWhere(const char *tbl, const char *col, e_where_op op);
+int compileWhere(where_clause *clause, char **str, size_t *str_len);
+void freeWhere(where_clause **where_ptr);
+
+int ensureWhereValueSize(where_clause *clause, size_t new_size);
+
+
+where_builder *where_And_Or(where_builder *wb, where_builder *wb_clause, e_where_logic and_or);
+where_builder *where_In_notIn(where_builder *wb, const char *tbl, const char *col, e_where_op op,
+                              e_column_type type, uint32_t n_args, ...);
+where_builder *where_In_notIn_va(where_builder *wb, const char *tbl, const char *col, e_where_op op,
+                                 e_column_type type, uint32_t n_args, va_list args);
+
+#endif // H__DB_WHERE_BUILDER_P__