mariadb/storage/spider/hs_client/escape.hpp
2013-06-27 15:18:48 +04:00

64 lines
1.3 KiB
C++

// vim:sw=2:ai
/*
* Copyright (C) 2010 DeNA Co.,Ltd.. All rights reserved.
* See COPYRIGHT.txt for details.
*/
#include "string_buffer.hpp"
#include "string_ref.hpp"
#include "string_util.hpp"
#ifndef DENA_ESCAPE_HPP
#define DENA_ESCAPE_HPP
namespace dena {
void escape_string(char *& wp, const char *start, const char *finish);
void escape_string(string_buffer& ar, const char *start, const char *finish);
bool unescape_string(char *& wp, const char *start, const char *finish);
/* unescaped_string() works even if wp == start */
bool unescape_string(string_buffer& ar, const char *start, const char *finish);
uint32 read_ui32(char *& start, char *finish);
void write_ui32(string_buffer& buf, uint32 v);
void write_ui64(string_buffer& buf, uint64 v);
inline bool
is_null_expression(const char *start, const char *finish)
{
return (finish == start + 1 && start[0] == 0);
}
inline void
read_token(char *& start, char *finish)
{
char *const p = memchr_char(start, '\t', finish - start);
if (p == 0) {
start = finish;
} else {
start = p;
}
}
inline void
skip_token_delim_fold(char *& start, char *finish)
{
while (start != finish && start[0] == '\t') {
++start;
}
}
inline void
skip_one(char *& start, char *finish)
{
if (start != finish) {
++start;
}
}
};
#endif