diff options
Diffstat (limited to 'sql/sql_string.h')
| -rw-r--r-- | sql/sql_string.h | 93 |
1 files changed, 45 insertions, 48 deletions
diff --git a/sql/sql_string.h b/sql/sql_string.h index fda90f9543e..25940196fda 100644 --- a/sql/sql_string.h +++ b/sql/sql_string.h @@ -35,12 +35,12 @@ typedef struct st_mem_root MEM_ROOT; #include "pack.h" int sortcmp(const String *a,const String *b, CHARSET_INFO *cs); String *copy_if_not_alloced(String *a,String *b,uint32 arg_length); -inline uint32 copy_and_convert(char *to, uint32 to_length, +inline uint32 copy_and_convert(char *to, size_t to_length, CHARSET_INFO *to_cs, - const char *from, uint32 from_length, + const char *from, size_t from_length, CHARSET_INFO *from_cs, uint *errors) { - return my_convert(to, to_length, to_cs, from, from_length, from_cs, errors); + return my_convert(to, (uint)to_length, to_cs, from, (uint)from_length, from_cs, errors); } @@ -97,9 +97,8 @@ public: Convert a string between character sets. "dstcs" and "srccs" cannot be &my_charset_bin. */ - size_t convert_fix(CHARSET_INFO *dstcs, char *dst, uint dst_length, - CHARSET_INFO *srccs, const char *src, uint src_length, - uint nchars) + size_t convert_fix(CHARSET_INFO *dstcs, char *dst, size_t dst_length, + CHARSET_INFO *srccs, const char *src, size_t src_length, size_t nchars) { return my_convert_fix(dstcs, dst, dst_length, srccs, src, src_length, nchars, this, this); @@ -107,13 +106,11 @@ public: /* Copy a string. Fix bad bytes/characters to '?'. */ - uint well_formed_copy(CHARSET_INFO *to_cs, char *to, uint to_length, - CHARSET_INFO *from_cs, const char *from, - uint from_length, uint nchars); + uint well_formed_copy(CHARSET_INFO *to_cs, char *to, size_t to_length, + CHARSET_INFO *from_cs, const char *from, size_t from_length, size_t nchars); // Same as above, but without the "nchars" limit. - uint well_formed_copy(CHARSET_INFO *to_cs, char *to, uint to_length, - CHARSET_INFO *from_cs, const char *from, - uint from_length) + uint well_formed_copy(CHARSET_INFO *to_cs, char *to, size_t to_length, + CHARSET_INFO *from_cs, const char *from, size_t from_length) { return well_formed_copy(to_cs, to, to_length, from_cs, from, from_length, @@ -142,7 +139,7 @@ public: alloced= thread_specific= 0; str_charset= &my_charset_bin; } - String(uint32 length_arg) + String(size_t length_arg) { alloced= thread_specific= 0; Alloced_length= extra_alloc= 0; (void) real_alloc(length_arg); @@ -160,15 +157,15 @@ public: contructors need the size of memory for STR to be at least LEN+1 (to make room for zero termination). */ - String(const char *str,uint32 len, CHARSET_INFO *cs) + String(const char *str,size_t len, CHARSET_INFO *cs) { - Ptr=(char*) str; str_length=len; Alloced_length= extra_alloc=0; + Ptr=(char*) str; str_length=(uint32)len; Alloced_length= extra_alloc=0; alloced= thread_specific= 0; str_charset=cs; } - String(char *str,uint32 len, CHARSET_INFO *cs) + String(char *str,size_t len, CHARSET_INFO *cs) { - Ptr=(char*) str; Alloced_length=str_length=len; extra_alloc= 0; + Ptr=(char*) str; Alloced_length=str_length=(uint32)len; extra_alloc= 0; alloced= thread_specific= 0; str_charset=cs; } @@ -180,7 +177,7 @@ public: str_charset=str.str_charset; } static void *operator new(size_t size, MEM_ROOT *mem_root) throw () - { return (void*) alloc_root(mem_root, (uint) size); } + { return (void*) alloc_root(mem_root, size); } static void *operator new[](size_t size, MEM_ROOT *mem_root) throw () { return alloc_root(mem_root, size); } static void operator delete(void *ptr_arg, size_t size) @@ -209,9 +206,9 @@ public: inline uint32 length() const { return str_length;} inline uint32 alloced_length() const { return Alloced_length;} inline uint32 extra_allocation() const { return extra_alloc;} - inline char& operator [] (uint32 i) const { return Ptr[i]; } - inline void length(uint32 len) { str_length=len ; } - inline void extra_allocation(uint32 len) { extra_alloc= len; } + inline char& operator [] (size_t i) const { return Ptr[i]; } + inline void length(size_t len) { str_length=(uint32)len ; } + inline void extra_allocation(size_t len) { extra_alloc= (uint32)len; } inline bool is_empty() const { return (str_length == 0); } inline void mark_as_const() { Alloced_length= 0;} inline const char *ptr() const { return Ptr; } @@ -250,13 +247,13 @@ public: return skr; } - void set(String &str,uint32 offset,uint32 arg_length) + void set(String &str,size_t offset,size_t arg_length) { DBUG_ASSERT(&str != this); free(); - Ptr=(char*) str.ptr()+offset; str_length=arg_length; + Ptr=(char*) str.ptr()+offset; str_length=(uint32)arg_length; if (str.Alloced_length) - Alloced_length=str.Alloced_length-offset; + Alloced_length=(uint32)(str.Alloced_length-offset); str_charset=str.str_charset; } @@ -269,24 +266,24 @@ public: @param cs Character set to use for interpreting string data. @note The new buffer will not be null terminated. */ - inline void set(char *str,uint32 arg_length, CHARSET_INFO *cs) + inline void set(char *str,size_t arg_length, CHARSET_INFO *cs) { free(); - Ptr=(char*) str; str_length=Alloced_length=arg_length; + Ptr=(char*) str; str_length=Alloced_length=(uint32)arg_length; str_charset=cs; } - inline void set(const char *str,uint32 arg_length, CHARSET_INFO *cs) + inline void set(const char *str,size_t arg_length, CHARSET_INFO *cs) { free(); - Ptr=(char*) str; str_length=arg_length; + Ptr=(char*) str; str_length=(uint32)arg_length; str_charset=cs; } - bool set_ascii(const char *str, uint32 arg_length); - inline void set_quick(char *str,uint32 arg_length, CHARSET_INFO *cs) + bool set_ascii(const char *str, size_t arg_length); + inline void set_quick(char *str,size_t arg_length, CHARSET_INFO *cs) { if (!alloced) { - Ptr=(char*) str; str_length=Alloced_length=arg_length; + Ptr=(char*) str; str_length=Alloced_length=(uint32)arg_length; } str_charset=cs; } @@ -303,13 +300,13 @@ public: bool set_hex(const char *str, uint32 len); /* Take over handling of buffer from some other object */ - void reset(char *ptr_arg, uint32 length_arg, uint32 alloced_length_arg, + void reset(char *ptr_arg, size_t length_arg, size_t alloced_length_arg, CHARSET_INFO *cs) { free(); Ptr= ptr_arg; - str_length= length_arg; - Alloced_length= alloced_length_arg; + str_length= (uint32)length_arg; + Alloced_length= (uint32)alloced_length_arg; str_charset= cs; alloced= ptr_arg != 0; } @@ -438,29 +435,29 @@ public: bool copy(); // Alloc string if not alloced bool copy(const String &s); // Allocate new string bool copy(const char *s,size_t arg_length, CHARSET_INFO *cs); // Allocate new string - static bool needs_conversion(uint32 arg_length, + static bool needs_conversion(size_t arg_length, CHARSET_INFO *cs_from, CHARSET_INFO *cs_to, uint32 *offset); - static bool needs_conversion_on_storage(uint32 arg_length, + static bool needs_conversion_on_storage(size_t arg_length, CHARSET_INFO *cs_from, CHARSET_INFO *cs_to); - bool copy_aligned(const char *s, uint32 arg_length, uint32 offset, + bool copy_aligned(const char *s, size_t arg_length, size_t offset, CHARSET_INFO *cs); - bool set_or_copy_aligned(const char *s, uint32 arg_length, CHARSET_INFO *cs); - bool copy(const char*s,uint32 arg_length, CHARSET_INFO *csfrom, + bool set_or_copy_aligned(const char *s, size_t arg_length, CHARSET_INFO *cs); + bool copy(const char*s, size_t arg_length, CHARSET_INFO *csfrom, CHARSET_INFO *csto, uint *errors); bool copy(const String *str, CHARSET_INFO *tocs, uint *errors) { return copy(str->ptr(), str->length(), str->charset(), tocs, errors); } bool copy(CHARSET_INFO *tocs, - CHARSET_INFO *fromcs, const char *src, uint32 src_length, - uint32 nchars, String_copier *copier) + CHARSET_INFO *fromcs, const char *src, size_t src_length, + size_t nchars, String_copier *copier) { if (alloc(tocs->mbmaxlen * src_length)) return true; str_length= copier->well_formed_copy(tocs, Ptr, Alloced_length, - fromcs, src, src_length, nchars); + fromcs, src, (uint)src_length, (uint)nchars); str_charset= tocs; return false; } @@ -490,7 +487,7 @@ public: return append(ls->str, (uint32) ls->length); } bool append(const char *s, size_t size); - bool append(const char *s, uint arg_length, CHARSET_INFO *cs); + bool append(const char *s, size_t arg_length, CHARSET_INFO *cs); bool append_ulonglong(ulonglong val); bool append_longlong(longlong val); bool append(IO_CACHE* file, uint32 arg_length); @@ -538,11 +535,11 @@ public: uint32 numchars() const; int charpos(longlong i,uint32 offset=0); - int reserve(uint32 space_needed) + int reserve(size_t space_needed) { return realloc(str_length + space_needed); } - int reserve(uint32 space_needed, uint32 grow_by); + int reserve(size_t space_needed, size_t grow_by); /* The following append operations do NOT check alloced memory @@ -601,9 +598,9 @@ public: DBUG_ASSERT(ls->length < UINT_MAX32 && ((ls->length == 0 && !ls->str) || ls->length == strlen(ls->str))); - qs_append(ls->str, ls->length); + qs_append(ls->str, (uint32)ls->length); } - void qs_append(const char *str, uint32 len); + void qs_append(const char *str, size_t len); void qs_append_hex(const char *str, uint32 len); void qs_append(double d); void qs_append(double *d); @@ -664,7 +661,7 @@ public: print_with_conversion(to, cs); } - bool append_for_single_quote(const char *st, uint len); + bool append_for_single_quote(const char *st, size_t len); bool append_for_single_quote(const String *s) { return append_for_single_quote(s->ptr(), s->length()); |