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Commit bb67600d authored by hf@deer.mysql.r18.ru's avatar hf@deer.mysql.r18.ru
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parents d8c70089 e56fb196
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Showing with 258 additions and 100 deletions
include/mysql.h
View file @ bb67600d
......@@ -122,7 +122,8 @@ typedef struct st_mysql_data {
struct st_mysql_options {
unsigned int connect_timeout,client_flag;
unsigned int port;
char *host,*init_command,*user,*password,*unix_socket,*db;
char *host,*user,*password,*unix_socket,*db;
struct st_dynamic_array *init_commands;
char *my_cnf_file,*my_cnf_group, *charset_dir, *charset_name;
char *ssl_key; /* PEM key file */
char *ssl_cert; /* PEM cert file */
......
libmysql/libmysql.c
View file @ bb67600d
......@@ -935,6 +935,27 @@ static const char *default_options[]=
static TYPELIB option_types={array_elements(default_options)-1,
"options",default_options};
static int add_init_command(struct st_mysql_options *options, const char *cmd)
{
char **ptr, *tmp;
if (!options->init_commands)
{
options->init_commands= (DYNAMIC_ARRAY*)my_malloc(sizeof(DYNAMIC_ARRAY),
MYF(MY_WME));
init_dynamic_array(options->init_commands,sizeof(char*),0,5 CALLER_INFO);
}
if (!(tmp= my_strdup(cmd,MYF(MY_WME))) ||
insert_dynamic(options->init_commands, &tmp))
{
my_free(tmp, MYF(MY_ALLOW_ZERO_PTR));
return 1;
}
return 0;
}
static void mysql_read_default_options(struct st_mysql_options *options,
const char *filename,const char *group)
{
......@@ -1003,11 +1024,7 @@ static void mysql_read_default_options(struct st_mysql_options *options,
}
break;
case 8: /* init-command */
if (opt_arg)
{
my_free(options->init_command,MYF(MY_ALLOW_ZERO_PTR));
options->init_command=my_strdup(opt_arg,MYF(MY_WME));
}
add_init_command(options,opt_arg);
break;
case 9: /* host */
if (opt_arg)
......@@ -2328,13 +2345,29 @@ Try also with PIPE or TCP/IP
net->compress=1;
if (db && mysql_select_db(mysql,db))
goto error;
if (mysql->options.init_command)
if (mysql->options.init_commands)
{
DYNAMIC_ARRAY *init_commands= mysql->options.init_commands;
char **ptr= (char**)init_commands->buffer;
char **end= ptr + init_commands->elements;
my_bool reconnect=mysql->reconnect;
mysql->reconnect=0;
if (mysql_query(mysql,mysql->options.init_command))
goto error;
mysql_free_result(mysql_use_result(mysql));
for (; ptr<end; ptr++)
{
MYSQL_RES *res;
if (mysql_query(mysql,*ptr))
goto error;
if (mysql->fields)
{
if (!(res= mysql_use_result(mysql)))
goto error;
mysql_free_result(res);
}
}
mysql->reconnect=reconnect;
}
......@@ -2579,7 +2612,6 @@ mysql_close(MYSQL *mysql)
my_free(mysql->user,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->passwd,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->db,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.init_command,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.user,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.host,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.password,MYF(MY_ALLOW_ZERO_PTR));
......@@ -2589,6 +2621,11 @@ mysql_close(MYSQL *mysql)
my_free(mysql->options.my_cnf_group,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.charset_dir,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.charset_name,MYF(MY_ALLOW_ZERO_PTR));
if (mysql->options.init_commands)
{
delete_dynamic(mysql->options.init_commands);
my_free((char*)mysql->options.init_commands,MYF(MY_WME));
}
#ifdef HAVE_OPENSSL
mysql_ssl_free(mysql);
#endif /* HAVE_OPENSSL */
......@@ -3334,8 +3371,7 @@ mysql_options(MYSQL *mysql,enum mysql_option option, const char *arg)
mysql->options.client_flag&= ~CLIENT_LOCAL_FILES;
break;
case MYSQL_INIT_COMMAND:
my_free(mysql->options.init_command,MYF(MY_ALLOW_ZERO_PTR));
mysql->options.init_command=my_strdup(arg,MYF(MY_WME));
add_init_command(&mysql->options,arg);
break;
case MYSQL_READ_DEFAULT_FILE:
my_free(mysql->options.my_cnf_file,MYF(MY_ALLOW_ZERO_PTR));
......
libmysqld/libmysqld.c
View file @ bb67600d
......@@ -219,6 +219,27 @@ static const char *default_options[]=
static TYPELIB option_types={array_elements(default_options)-1,
"options",default_options};
static int add_init_command(struct st_mysql_options *options, const char *cmd)
{
char **ptr, *tmp;
if (!options->init_commands)
{
options->init_commands= (DYNAMIC_ARRAY*)my_malloc(sizeof(DYNAMIC_ARRAY),
MYF(MY_WME));
init_dynamic_array(options->init_commands,sizeof(char*),0,5 CALLER_INFO);
}
if (!(tmp= my_strdup(cmd,MYF(MY_WME))) ||
insert_dynamic(options->init_commands, &tmp))
{
my_free(tmp, MYF(MY_ALLOW_ZERO_PTR));
return 1;
}
return 0;
}
static void mysql_read_default_options(struct st_mysql_options *options,
const char *filename,const char *group)
{
......@@ -288,11 +309,7 @@ static void mysql_read_default_options(struct st_mysql_options *options,
}
break;
case 8: /* init-command */
if (opt_arg)
{
my_free(options->init_command,MYF(MY_ALLOW_ZERO_PTR));
options->init_command=my_strdup(opt_arg,MYF(MY_WME));
}
add_init_command(options,opt_arg);
break;
case 9: /* host */
if (opt_arg)
......@@ -589,7 +606,6 @@ mysql_close(MYSQL *mysql)
DBUG_ENTER("mysql_close");
if (mysql) /* Some simple safety */
{
my_free(mysql->options.init_command,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.user,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.host,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.password,MYF(MY_ALLOW_ZERO_PTR));
......@@ -599,6 +615,11 @@ mysql_close(MYSQL *mysql)
my_free(mysql->options.my_cnf_group,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.charset_dir,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.charset_name,MYF(MY_ALLOW_ZERO_PTR));
if (mysql->options.init_commands)
{
delete_dynamic(mysql->options.init_commands);
my_free((char*)mysql->options.init_commands,MYF(MY_WME));
}
/* Clear pointers for better safety */
bzero((char*) &mysql->options,sizeof(mysql->options));
#ifdef HAVE_OPENSSL
......@@ -1161,8 +1182,7 @@ mysql_options(MYSQL *mysql,enum mysql_option option, const char *arg)
mysql->options.client_flag&= ~CLIENT_LOCAL_FILES;
break;
case MYSQL_INIT_COMMAND:
my_free(mysql->options.init_command,MYF(MY_ALLOW_ZERO_PTR));
mysql->options.init_command=my_strdup(arg,MYF(MY_WME));
add_init_command(&mysql->options,arg);
break;
case MYSQL_READ_DEFAULT_FILE:
my_free(mysql->options.my_cnf_file,MYF(MY_ALLOW_ZERO_PTR));
......
sql/field.cc
View file @ bb67600d
......@@ -199,7 +199,7 @@ void Field::copy_from_tmp(int row_offset)
bool Field::send_binary(Protocol *protocol)
{
char buff[MAX_FIELD_WIDTH];
String tmp(buff,sizeof(buff),default_charset_info);
String tmp(buff,sizeof(buff),charset());
val_str(&tmp,&tmp);
return protocol->store(tmp.ptr(), tmp.length());
}
......@@ -207,11 +207,17 @@ bool Field::send_binary(Protocol *protocol)
void Field_num::add_zerofill_and_unsigned(String &res) const
{
res.length((uint) strlen(res.ptr())); // Fix length
if (unsigned_flag)
res.append(" unsigned");
if (zerofill)
res.append(" zerofill");
uint oldlen=res.length();
if (oldlen < res.alloced_length())
{
uint len=res.alloced_length()-oldlen;
char *end=(char*)(res.ptr()+oldlen);
CHARSET_INFO *cs=res.charset();
len=cs->snprintf(cs,end,len,"%s%s",
unsigned_flag ? " unsigned" : "",
zerofill ? " zerofill" : "");
res.length(len+oldlen);
}
}
void Field_num::make_field(Send_field *field)
......@@ -241,6 +247,22 @@ void Field_str::make_field(Send_field *field)
field->decimals=0;
}
void Field_str::add_binary_or_charset(String &res) const
{
uint oldlen=res.length();
if (oldlen < res.alloced_length())
{
CHARSET_INFO *cs=res.charset();
uint len=res.alloced_length() - oldlen;
char *end=(char*)(res.ptr()+oldlen);
if (binary())
len=cs->snprintf(cs,end,len," binary");
else
len=cs->snprintf(cs,end,len," character set %s",field_charset->name);
res.length(oldlen+len);
}
}
uint Field::fill_cache_field(CACHE_FIELD *copy)
{
......@@ -317,6 +339,19 @@ bool Field::optimize_range(uint idx)
return test(table->file->index_flags(idx) & HA_READ_NEXT);
}
/****************************************************************************
Functions for the Field_null
****************************************************************************/
void Field_null::sql_type(String &res) const
{
CHARSET_INFO *cs=res.charset();
uint len;
len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"null");
res.length(len);
}
/****************************************************************************
Functions for the Field_decimal class
This is an number stored as a pre-space (or pre-zero) string
......@@ -889,12 +924,16 @@ void Field_decimal::sort_string(char *to,uint length)
void Field_decimal::sql_type(String &res) const
{
CHARSET_INFO *cs=res.charset();
uint tmp=field_length;
uint len;
if (!unsigned_flag)
tmp--;
if (dec)
tmp--;
sprintf((char*) res.ptr(),"decimal(%d,%d)",tmp,dec);
len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"decimal(%d,%d)",tmp,dec);
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -1093,7 +1132,10 @@ void Field_tiny::sort_string(char *to,uint length __attribute__((unused)))
void Field_tiny::sql_type(String &res) const
{
sprintf((char*) res.ptr(),"tinyint(%d)",(int) field_length);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"tinyint(%d)",(int) field_length);
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -1364,7 +1406,10 @@ void Field_short::sort_string(char *to,uint length __attribute__((unused)))
void Field_short::sql_type(String &res) const
{
sprintf((char*) res.ptr(),"smallint(%d)",(int) field_length);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"smallint(%d)",(int) field_length);
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -1579,7 +1624,10 @@ void Field_medium::sort_string(char *to,uint length __attribute__((unused)))
void Field_medium::sql_type(String &res) const
{
sprintf((char*) res.ptr(),"mediumint(%d)",(int) field_length);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"mediumint(%d)",(int) field_length);
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -1840,7 +1888,10 @@ void Field_long::sort_string(char *to,uint length __attribute__((unused)))
void Field_long::sql_type(String &res) const
{
sprintf((char*) res.ptr(),"int(%d)",(int) field_length);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"int(%d)",(int) field_length);
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -2069,7 +2120,10 @@ void Field_longlong::sort_string(char *to,uint length __attribute__((unused)))
void Field_longlong::sql_type(String &res) const
{
sprintf((char*) res.ptr(),"bigint(%d)",(int) field_length);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"bigint(%d)",(int) field_length);
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -2333,10 +2387,18 @@ bool Field_float::send_binary(Protocol *protocol)
void Field_float::sql_type(String &res) const
{
CHARSET_INFO *cs=res.charset();
uint len;
if (dec == NOT_FIXED_DEC)
strmov((char*) res.ptr(),"float");
{
len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),"float");
}
else
sprintf((char*) res.ptr(),"float(%d,%d)",(int) field_length,dec);
{
len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"float(%d,%d)",(int) field_length,dec);
}
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -2585,10 +2647,18 @@ void Field_double::sort_string(char *to,uint length __attribute__((unused)))
void Field_double::sql_type(String &res) const
{
CHARSET_INFO *cs=res.charset();
uint len;
if (dec == NOT_FIXED_DEC)
strmov((char*) res.ptr(),"double");
{
len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),"double");
}
else
sprintf((char*) res.ptr(),"double(%d,%d)",(int) field_length,dec);
{
len=cs->snprintf(cs,(char*) res.ptr(),res.alloced_length(),
"double(%d,%d)",(int) field_length,dec);
}
res.length(len);
add_zerofill_and_unsigned(res);
}
......@@ -2919,7 +2989,9 @@ void Field_timestamp::sort_string(char *to,uint length __attribute__((unused)))
void Field_timestamp::sql_type(String &res) const
{
res.set("timestamp", 9, default_charset_info);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"timestamp");
res.length(len);
}
......@@ -3111,7 +3183,9 @@ void Field_time::sort_string(char *to,uint length __attribute__((unused)))
void Field_time::sql_type(String &res) const
{
res.set("time",4,default_charset_info);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"time");
res.length(len);
}
/****************************************************************************
......@@ -3201,9 +3275,10 @@ String *Field_year::val_str(String *val_buffer,
void Field_year::sql_type(String &res) const
{
ulong length=my_sprintf((char*) res.ptr(),
((char*) res.ptr(),"year(%d)",(int) field_length));
res.length(length);
CHARSET_INFO *cs=res.charset();
ulong len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),
"year(%d)",(int) field_length);
res.length(len);
}
......@@ -3373,7 +3448,9 @@ void Field_date::sort_string(char *to,uint length __attribute__((unused)))
void Field_date::sql_type(String &res) const
{
res.set("date",4,default_charset_info);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"date");
res.length(len);
}
/****************************************************************************
......@@ -3536,7 +3613,9 @@ void Field_newdate::sort_string(char *to,uint length __attribute__((unused)))
void Field_newdate::sql_type(String &res) const
{
res.set("date",4,default_charset_info);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"date");
res.length(len);
}
......@@ -3760,7 +3839,9 @@ void Field_datetime::sort_string(char *to,uint length __attribute__((unused)))
void Field_datetime::sql_type(String &res) const
{
res.set("datetime",8,default_charset_info);
CHARSET_INFO *cs=res.charset();
uint len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"datetime");
res.length(len);
}
/****************************************************************************
......@@ -3889,21 +3970,16 @@ void Field_string::sort_string(char *to,uint length)
void Field_string::sql_type(String &res) const
{
ulong length= my_sprintf((char*) res.ptr(),
((char*) res.ptr(), "%s(%d)",
CHARSET_INFO *cs=res.charset();
ulong length= cs->snprintf(cs,(char*) res.ptr(),
res.alloced_length(), "%s(%d)",
(field_length > 3 &&
(table->db_options_in_use &
HA_OPTION_PACK_RECORD) ?
"varchar" : "char"),
(int) field_length));
res.length((uint) length);
if (binary())
res.append(" binary");
else
{
res.append(" character set ");
res.append(field_charset->name);
}
(int) field_length);
res.length(length);
add_binary_or_charset(res);
}
......@@ -4091,17 +4167,12 @@ void Field_varstring::sort_string(char *to,uint length)
void Field_varstring::sql_type(String &res) const
{
ulong length= my_sprintf((char*) res.ptr(),
((char*) res.ptr(),"varchar(%u)",
field_length));
res.length((uint) length);
if (binary())
res.append(" binary");
else
{
res.append(" character set ");
res.append(field_charset->name);
}
CHARSET_INFO *cs=res.charset();
ulong length= cs->snprintf(cs,(char*) res.ptr(),
res.alloced_length(),"varchar(%u)",
field_length);
res.length(length);
add_binary_or_charset(res);
}
char *Field_varstring::pack(char *to, const char *from, uint max_length)
......@@ -4597,20 +4668,22 @@ void Field_blob::sort_string(char *to,uint length)
void Field_blob::sql_type(String &res) const
{
CHARSET_INFO *cs=res.charset();
const char *str;
uint len;
switch (packlength) {
default: str="tiny"; break;
case 2: str=""; break;
case 3: str="medium"; break;
case 4: str="long"; break;
}
res.set(str,(uint) strlen(str),my_charset_latin1);
res.append(binary() ? "blob" : "text");
if (!binary())
{
res.append(" character set ");
res.append(field_charset->name);
}
len=cs->snprintf(cs,(char*)res.ptr(),res.alloced_length(),"%s%s%s%s",
str,
binary() ? "blob" : "text",
binary() ? "" : " character set ",
binary() ? "" : field_charset->name);
res.length(len);
}
......@@ -4982,15 +5055,7 @@ void Field_enum::sql_type(String &res) const
flag=1;
}
res.append(')');
if (binary())
{
res.append(" binary");
}
else
{
res.append(" character set ");
res.append(field_charset->name);
}
add_binary_or_charset(res);
}
......@@ -5112,15 +5177,7 @@ void Field_set::sql_type(String &res) const
flag=1;
}
res.append(')');
if (binary())
{
res.append(" binary");
}
else
{
res.append(" character set ");
res.append(field_charset->name);
}
add_binary_or_charset(res);
}
/* returns 1 if the fields are equally defined */
......
sql/field.h
View file @ bb67600d
......@@ -262,6 +262,7 @@ class Field_str :public Field {
unireg_check_arg, field_name_arg, table_arg)
{ field_charset=charset; }
Item_result result_type () const { return STRING_RESULT; }
void add_binary_or_charset(String &res) const;
uint decimals() const { return NOT_FIXED_DEC; }
void make_field(Send_field *);
uint size_of() const { return sizeof(*this); }
......@@ -556,7 +557,7 @@ class Field_null :public Field_str {
int cmp(const char *a, const char *b) { return 0;}
void sort_string(char *buff, uint length) {}
uint32 pack_length() const { return 0; }
void sql_type(String &str) const { str.set("null",4,my_thd_charset); }
void sql_type(String &str) const;
uint size_of() const { return sizeof(*this); }
};
......
sql/sql_show.cc
View file @ bb67600d
......@@ -711,7 +711,7 @@ mysqld_show_fields(THD *thd, TABLE_LIST *table_list,const char *wild,
{
byte *pos;
uint flags=field->flags;
String type(tmp,sizeof(tmp),default_charset_info);
String type(tmp,sizeof(tmp),current_thd->thd_charset);
uint col_access;
bool null_default_value=0;
......
sql/udf_example.cc
View file @ bb67600d
......@@ -126,6 +126,8 @@ typedef long long longlong;
#include <m_ctype.h>
#include <m_string.h> // To get strmov()
static pthread_mutex_t LOCK_hostname;
#ifdef HAVE_DLOPEN
/* These must be right or mysqld will not find the symbol! */
......@@ -282,8 +284,8 @@ char *metaphon(UDF_INIT *initid, UDF_ARGS *args, char *result,
for (n = ntrans + 1, n_end = ntrans + sizeof(ntrans)-2;
word != w_end && n < n_end; word++ )
if ( isalpha ( *word ))
*n++ = toupper ( *word );
if ( my_isalpha ( my_charset_latin1, *word ))
*n++ = my_toupper ( my_charset_latin1, *word );
if ( n == ntrans + 1 ) /* return empty string if 0 bytes */
{
......@@ -583,6 +585,8 @@ longlong myfunc_int(UDF_INIT *initid, UDF_ARGS *args, char *is_null,
case REAL_RESULT: // Add numers as longlong
val += (longlong) *((double*) args->args[i]);
break;
default:
break;
}
}
return val;
......@@ -642,8 +646,6 @@ longlong sequence(UDF_INIT *initid, UDF_ARGS *args, char *is_null,
**
****************************************************************************/
#if defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
......@@ -651,9 +653,11 @@ longlong sequence(UDF_INIT *initid, UDF_ARGS *args, char *is_null,
extern "C" {
my_bool lookup_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
void lookup_deinit(UDF_INIT *initid);
char *lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *length, char *null_value, char *error);
my_bool reverse_lookup_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
void reverse_lookup_deinit(UDF_INIT *initid);
char *reverse_lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *length, char *null_value, char *error);
}
......@@ -676,9 +680,19 @@ my_bool lookup_init(UDF_INIT *initid, UDF_ARGS *args, char *message)
}
initid->max_length=11;
initid->maybe_null=1;
#if !defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
(void) pthread_mutex_init(&LOCK_hostname,MY_MUTEX_INIT_SLOW);
#endif
return 0;
}
void lookup_deinit(UDF_INIT *initid)
{
#if !defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
(void) pthread_mutex_destroy(&LOCK_hostname);
#endif
}
char *lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *res_length, char *null_value, char *error)
{
......@@ -696,13 +710,23 @@ char *lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
length=sizeof(name_buff)-1;
memcpy(name_buff,args->args[0],length);
name_buff[length]=0;
#if defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
if (!(hostent=gethostbyname_r(name_buff,&tmp_hostent,hostname_buff,
sizeof(hostname_buff), &tmp_errno)))
{
*null_value=1;
return 0;
}
#else
VOID(pthread_mutex_lock(&LOCK_hostname));
if (!(hostent= gethostbyname((char*) name_buff)))
{
VOID(pthread_mutex_unlock(&LOCK_hostname));
*null_value= 1;
return 0;
}
VOID(pthread_mutex_unlock(&LOCK_hostname));
#endif
struct in_addr in;
memcpy_fixed((char*) &in,(char*) *hostent->h_addr_list, sizeof(in.s_addr));
*res_length= (ulong) (strmov(result, inet_ntoa(in)) - result);
......@@ -731,9 +755,18 @@ my_bool reverse_lookup_init(UDF_INIT *initid, UDF_ARGS *args, char *message)
}
initid->max_length=32;
initid->maybe_null=1;
#if !defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
(void) pthread_mutex_init(&LOCK_hostname,MY_MUTEX_INIT_SLOW);
#endif
return 0;
}
void reverse_lookup_deinit(UDF_INIT *initid)
{
#if !defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
(void) pthread_mutex_destroy(&LOCK_hostname);
#endif
}
char *reverse_lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *res_length, char *null_value, char *error)
......@@ -776,6 +809,7 @@ char *reverse_lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
return 0;
}
struct hostent *hp;
#if defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
int tmp_errno;
if (!(hp=gethostbyaddr_r((char*) &taddr,sizeof(taddr), AF_INET,
&tmp_hostent, name_buff,sizeof(name_buff),
......@@ -784,10 +818,19 @@ char *reverse_lookup(UDF_INIT *initid, UDF_ARGS *args, char *result,
*null_value=1;
return 0;
}
#else
VOID(pthread_mutex_lock(&LOCK_hostname));
if (!(hp= gethostbyaddr((char*) &taddr, sizeof(taddr), AF_INET)))
{
VOID(pthread_mutex_unlock(&LOCK_hostname));
*null_value= 1;
return 0;
}
VOID(pthread_mutex_unlock(&LOCK_hostname));
#endif
*res_length=(ulong) (strmov(result,hp->h_name) - result);
return result;
}
#endif // defined(HAVE_GETHOSTBYADDR_R) && defined(HAVE_SOLARIS_STYLE_GETHOST)
/*
** Syntax for the new aggregate commands are:
......
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