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Diffstat (limited to '')
| -rw-r--r-- | sql/sql_string.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sql/sql_string.h b/sql/sql_string.h index 20073592..3b90f2c4 100644 --- a/sql/sql_string.h +++ b/sql/sql_string.h @@ -1188,6 +1188,42 @@ public: print_with_conversion(to, cs); } + static my_wc_t escaped_wc_for_single_quote(my_wc_t ch) + { + switch (ch) + { + case '\\': return '\\'; + case '\0': return '0'; + case '\'': return '\''; + case '\n': return 'n'; + case '\r': return 'r'; + case '\032': return 'Z'; + } + return 0; + } + + // Append for single quote using mb_wc/wc_mb Unicode conversion + bool append_for_single_quote_using_mb_wc(const char *str, size_t length, + CHARSET_INFO *cs); + + // Append for single quote with optional mb_wc/wc_mb conversion + bool append_for_single_quote_opt_convert(const char *str, + size_t length, + CHARSET_INFO *cs) + { + return charset() == &my_charset_bin || cs == &my_charset_bin || + my_charset_same(charset(), cs) ? + append_for_single_quote(str, length) : + append_for_single_quote_using_mb_wc(str, length, cs); + } + + bool append_for_single_quote_opt_convert(const String &str) + { + return append_for_single_quote_opt_convert(str.ptr(), + str.length(), + str.charset()); + } + bool append_for_single_quote(const char *st, size_t len); bool append_for_single_quote(const String *s) { |