lsm/mdbtools
1
0
Fork 0
mirror of https://github.com/mdbtools/mdbtools.git synced 2025-04-05 20:31:00 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

4c847948fc + short dates

Browse Source
This commit is contained in:
Jean-Michel Vourgère 2011-09-04 17:16:47 -04:00 committed by Brian Bruns
parent 2b72bcdc6f
commit a4a1685b1f
2 changed files with 130 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/mdbodbc.h
View File

@ -49,8 +49,8 @@ struct _hstmt {
char query[4096];
struct _sql_bind_info *bind_head;
int rows_affected;
int icol;
int pos;
int icol; /* SQLGetData: last column */
int pos; /* SQLGetData: last position (truncated result) */
};
struct _sql_bind_info {

174
src/odbc/odbc.c
View File

@ -35,7 +35,7 @@
static iconv_t iconv_in,iconv_out;
#endif //ENABLE_ODBC_W
static SQLSMALLINT _odbc_get_client_type(int srv_type);
static SQLSMALLINT _odbc_get_client_type(MdbColumn *col);
static int _odbc_fix_literals(struct _hstmt *stmt);
//static int _odbc_get_server_type(int clt_type);
static int _odbc_get_string_size(int size, SQLCHAR FAR *str);
@ -747,8 +747,8 @@ SQLRETURN SQL_API SQLDescribeCol(
if (pcbColName)
*pcbColName = strlen(sqlcol->name);
}
if (pfSqlType) { //Currently libmdbodbc.so returns values as string in SQLGetData() even though it is a number.
*pfSqlType = SQL_VARCHAR;//_odbc_get_client_type(col->col_type);
if (pfSqlType) {
*pfSqlType = _odbc_get_client_type(col);
}
if (pcbColDef) {
*pcbColDef = col->col_size;
@ -1310,8 +1310,8 @@ SQLRETURN SQL_API SQLColumns(
ts3 = mdb_ascii2unicode(mdb, col->name, 0, (char*)t3, MDB_BIND_SIZE);
ts5 = mdb_ascii2unicode(mdb, "FIX ME", 0, (char*)t5, MDB_BIND_SIZE);
nullable = SQL_NO_NULLS;
datatype = _odbc_get_client_type(col->col_type);
sqldatatype = _odbc_get_client_type(col->col_type);
datatype = _odbc_get_client_type(col);
sqldatatype = _odbc_get_client_type(col);
ordinal = j+1;
/* Set all fields to NULL */
@ -1411,42 +1411,124 @@ SQLRETURN SQL_API SQLGetData(
}
}
if(icol!=stmt->icol){stmt->icol=icol;stmt->pos=0;}
if (icol!=stmt->icol) {
stmt->icol=icol;
stmt->pos=0;
}
if (!rgbValue) {
strcpy(sqlState, "HY009");
return SQL_ERROR;
}
if (pcbValue && *pcbValue<0) {
strcpy(sqlState, "HY090");
return SQL_ERROR;
}
if (col->col_type == MDB_BOOL) {
if(cbValueMax==0){if(pcbValue)*pcbValue=1;return SQL_SUCCESS_WITH_INFO;}
if(stmt->pos>=1)return SQL_NO_DATA;
if(!rgbValue){
strcpy(sqlState,"HY009");
return SQL_ERROR;
}
strcpy(rgbValue, (col->cur_value_len)?"0":"1");
// bool cannot be null
*(BOOL*)rgbValue = col->cur_value_len ? 0 : 1;
if (pcbValue)
*pcbValue = 1;
stmt->pos=1;
} else if (col->cur_value_len) {
char *str = mdb_col_to_string(mdb,mdb->pg_buf,
col->cur_value_start,col->col_type,col->cur_value_len);
if(cbValueMax==0){if(pcbValue)*pcbValue=strlen(str);g_free(str);return SQL_SUCCESS_WITH_INFO;}
if(stmt->pos>=strlen(str))return SQL_NO_DATA;
if(!rgbValue){
strcpy(sqlState,"HY009");
return SQL_ERROR;
}
i=cbValueMax<=strlen(str+stmt->pos)?cbValueMax-1:strlen(str+stmt->pos);
memcpy(rgbValue,str+stmt->pos,i);
*((char*)(rgbValue)+i)=0;
stmt->pos+=i;
g_free(str);
if (pcbValue)
*pcbValue = i;
} else {
/* When NULL data is retrieved, non-null pcbValue is required */
if (pcbValue) {
*pcbValue = SQL_NULL_DATA;
} else {
return SQL_SUCCESS;
}
if (col->cur_value_len == 0) {
/* When NULL data is retrieved, non-null pcbValue is
required */
if (!pcbValue) {
strcpy(sqlState, "22002");
return SQL_ERROR;
}
}
*pcbValue = SQL_NULL_DATA;
return SQL_SUCCESS;
}
switch(col->col_type) {
case MDB_BYTE:
*(SQLSMALLINT*)rgbValue = mdb_get_byte(mdb->pg_buf, col->cur_value_start);
if (pcbValue)
*pcbValue = sizeof(SQLSMALLINT);
break;
case MDB_INT:
*(SQLSMALLINT*)rgbValue = (SQLSMALLINT)mdb_get_int16(mdb->pg_buf, col->cur_value_start);
if (pcbValue)
*pcbValue = sizeof(SQLSMALLINT);
break;
case MDB_LONGINT:
*(SQLINTEGER*)rgbValue = mdb_get_int32(mdb->pg_buf, col->cur_value_start);
if (pcbValue)
*pcbValue = sizeof(SQLINTEGER);
break;
// case MDB_MONEY: TODO
case MDB_FLOAT:
*(float*)rgbValue = mdb_get_single(mdb->pg_buf, col->cur_value_start);
if (pcbValue)
*pcbValue = sizeof(float);
break;
case MDB_DOUBLE:
*(double*)rgbValue = mdb_get_double(mdb->pg_buf, col->cur_value_start);
if (pcbValue)
*pcbValue = sizeof(double);
break;
case MDB_DATETIME: ;
#if ODBCVER >= 0x0300
struct tm tmp_t;
mdb_date_to_tm(mdb_get_double(mdb->pg_buf, col->cur_value_start), &tmp_t);
const char *format = mdb_col_get_prop(col, "Format");
if (format && !strcmp(format, "Short Date")) {
DATE_STRUCT sql_dt;
sql_dt.year = tmp_t.tm_year + 1900;
sql_dt.month = tmp_t.tm_mon + 1;
sql_dt.day = tmp_t.tm_mday;
*(DATE_STRUCT*)rgbValue = sql_dt;
if (pcbValue)
*pcbValue = sizeof(DATE_STRUCT);
} else {
TIMESTAMP_STRUCT sql_ts;
sql_ts.year = tmp_t.tm_year + 1900;
sql_ts.month = tmp_t.tm_mon + 1;
sql_ts.day = tmp_t.tm_mday;
sql_ts.hour = tmp_t.tm_hour;
sql_ts.minute = tmp_t.tm_min;
sql_ts.second = tmp_t.tm_sec;
sql_ts.fraction = 0;
*(TIMESTAMP_STRUCT*)rgbValue = sql_ts;
if (pcbValue)
*pcbValue = sizeof(TIMESTAMP_STRUCT);
}
break;
#endif // returns text if old odbc
default: ;
char *str = mdb_col_to_string(mdb, mdb->pg_buf,
col->cur_value_start, col->col_type, col->cur_value_len);
int len = strlen(str);
if (stmt->pos >= len)
return SQL_NO_DATA;
if (!cbValueMax) {
if (pcbValue)
*pcbValue = len;
free(str);
return SQL_SUCCESS_WITH_INFO;
}
if (len - stmt->pos > cbValueMax) {
/* the buffer we were given is too small, so
truncate it to the size of the buffer */
strncpy(rgbValue, str, cbValueMax);
if (pcbValue)
*pcbValue = cbValueMax;
stmt->pos += cbValueMax;
free(str);
strcpy(sqlState, "01004"); // trunctated
return SQL_SUCCESS_WITH_INFO;
}
strncpy(rgbValue, str + stmt->pos, len - stmt->pos);
if (pcbValue)
*pcbValue = len - stmt->pos;
stmt->pos += len - stmt->pos;
free(str);
break;
}
return SQL_SUCCESS;
}
@ -1998,33 +2080,33 @@ static int _odbc_get_server_type(int clt_type)
}
return 0;
}*/
static SQLSMALLINT _odbc_get_client_type(int srv_type)
static SQLSMALLINT _odbc_get_client_type(MdbColumn *col)
{
switch (srv_type) {
switch (col->col_type) {
case MDB_BOOL:
return SQL_BIT;
break;
case MDB_BYTE:
return SQL_TINYINT;
break;
case MDB_INT:
return SQL_SMALLINT;
break;
case MDB_LONGINT:
return SQL_INTEGER;
break;
case MDB_MONEY:
return SQL_DECIMAL;
break;
case MDB_FLOAT:
return SQL_FLOAT;
break;
case MDB_DOUBLE:
return SQL_DOUBLE;
break;
case MDB_DATETIME: ;
#if ODBCVER >= 0x0300
const char *format = mdb_col_get_prop(col, "Format");
if (format && !strcmp(format, "Short Date"))
return SQL_TYPE_DATE;
else
return SQL_TYPE_TIMESTAMP;
#endif // returns text otherwise
case MDB_TEXT:
return SQL_VARCHAR;
break;
default:
// fprintf(stderr,"Unknown type %d\n",srv_type);
break;