Initial import

1 files changed, 196 insertions, 0 deletions

diff --git a/dev-db/freetds/files/SQLGetData.utf8.odbc.c-r3.diff b/dev-db/freetds/files/SQLGetData.utf8.odbc.c-r3.diff
new file mode 100644
index 0000000..0039347
--- /dev/null
+++ b/dev-db/freetds/files/SQLGetData.utf8.odbc.c-r3.diff
@@ -0,0 +1,196 @@
+diff -dPNur freetds-0.82/src/odbc/odbc.c freetds-0.82-new-ds/src/odbc/odbc.c
+--- freetds-0.82/src/odbc/odbc.c	2008-05-06 04:57:26.000000000 +0200
++++ freetds-0.82-new-ds/src/odbc/odbc.c	2008-06-25 22:47:06.000000000 +0200
+@@ -4564,6 +4564,9 @@
+ 	SQLLEN dummy_cb;
+ 	int nSybType;
+ 
++	TDS_INT converted_column_cur_size;
++	int extra_bytes = 0;
++
+ 	INIT_HSTMT;
+ 
+ 	tdsdump_log(TDS_DBG_FUNC, "SQLGetData(%p, %u, %d, %p, %d, %p)\n", 
+@@ -4597,46 +4600,154 @@
+ 		ODBC_RETURN(stmt, SQL_ERROR);
+ 	}
+ 	colinfo = resinfo->columns[icol - 1];
++	converted_column_cur_size = colinfo->column_cur_size;
+ 
+ 	if (colinfo->column_cur_size < 0) {
+ 		*pcbValue = SQL_NULL_DATA;
+ 	} else {
++		nSybType = tds_get_conversion_type(colinfo->column_type, colinfo->column_size);
++		if (fCType == SQL_C_DEFAULT)
++			fCType = odbc_sql_to_c_type_default(stmt->ird->records[icol - 1].sql_desc_concise_type);
++		if (fCType == SQL_ARD_TYPE) {
++			if (icol > stmt->ard->header.sql_desc_count) {
++				odbc_errs_add(&stmt->errs, "07009", NULL);
++				ODBC_RETURN(stmt, SQL_ERROR);
++			}
++			fCType = stmt->ard->records[icol - 1].sql_desc_concise_type;
++		}
++		assert(fCType);
++
+ 		src = (TDS_CHAR *) colinfo->column_data;
+ 		if (is_variable_type(colinfo->column_type)) {
+-			if (colinfo->column_text_sqlgetdatapos > 0
+-			    && colinfo->column_text_sqlgetdatapos >= colinfo->column_cur_size)
+-				ODBC_RETURN(stmt, SQL_NO_DATA);
+-
++			int nread = 0;
++			
+ 			/* 2003-8-29 check for an old bug -- freddy77 */
+ 			assert(colinfo->column_text_sqlgetdatapos >= 0);
+ 			if (is_blob_type(colinfo->column_type))
+ 				src = ((TDSBLOB *) src)->textvalue;
+-			src += colinfo->column_text_sqlgetdatapos;
+-			srclen = colinfo->column_cur_size - colinfo->column_text_sqlgetdatapos;
++
++			if (fCType == SQL_C_CHAR) {
++				TDS_CHAR buf[3];
++				SQLLEN len;
++
++				switch (nSybType) {
++				case SYBLONGBINARY:
++				case SYBBINARY:
++				case SYBVARBINARY:
++				case SYBIMAGE:
++				case XSYBBINARY:
++				case XSYBVARBINARY:
++				case TDS_CONVERT_BINARY:
++					if (colinfo->column_text_sqlgetdatapos % 2) {
++						nread = (colinfo->column_text_sqlgetdatapos - 1) / 2;
++						if (nread >= colinfo->column_cur_size)
++							ODBC_RETURN(stmt, SQL_NO_DATA);
++						
++						if (cbValueMax > 2) {
++							len = convert_tds2sql(context, nSybType, src + nread, 1, fCType, buf, sizeof(buf), NULL);
++							if (len < 2) {
++								if (len < 0) 
++									odbc_convert_err_set(&stmt->errs, len);
++								ODBC_RETURN(stmt, SQL_ERROR);
++							}
++							*(TDS_CHAR *) rgbValue = buf[1];
++							*((TDS_CHAR *) rgbValue + 1) = 0;
++						
++							rgbValue++;
++							cbValueMax--;
++						
++							extra_bytes = 1;
++							nread++;
++
++							if (nread >= colinfo->column_cur_size)
++								ODBC_RETURN_(stmt);
++						} else {
++							if (cbValueMax) 
++								*(TDS_CHAR *) rgbValue = 0;
++							odbc_errs_add(&stmt->errs, "01004", "String data, right truncated");
++							ODBC_RETURN(stmt, SQL_SUCCESS_WITH_INFO);
++						}
++					} else {
++						nread = colinfo->column_text_sqlgetdatapos / 2;
++						
++						if (colinfo->column_text_sqlgetdatapos > 0
++						    && nread >= colinfo->column_cur_size)
++							ODBC_RETURN(stmt, SQL_NO_DATA);
++					}
++					
++					src += nread;
++					srclen = colinfo->column_cur_size - nread;
++					converted_column_cur_size *= 2;
++					break;
++				default:
++					if (colinfo->column_text_sqlgetdatapos >= colinfo->column_cur_size)
++						ODBC_RETURN(stmt, SQL_NO_DATA);
++						
++					src += colinfo->column_text_sqlgetdatapos;
++					srclen = colinfo->column_cur_size - colinfo->column_text_sqlgetdatapos;
++
++				}
++			} else if (fCType == SQL_C_BINARY) {
++				switch (nSybType) {
++				case SYBCHAR:
++				case SYBVARCHAR:
++				case SYBTEXT:
++				case XSYBCHAR:
++				case XSYBVARCHAR:
++					nread = (src[0] == '0' && toupper(src[1]) == 'X')? 2 : 0;
++						
++					while ((nread < colinfo->column_cur_size) && (src[nread] == ' ' || src[nread] == '\0')) 
++						nread++;
++
++					nread += colinfo->column_text_sqlgetdatapos * 2;
++					
++					if (nread && nread >= colinfo->column_cur_size)
++						ODBC_RETURN(stmt, SQL_NO_DATA);
++
++					src += nread;
++					srclen = colinfo->column_cur_size - nread;
++					
++					if (converted_column_cur_size%2)
++						converted_column_cur_size = (converted_column_cur_size + 1) / 2;
++					else
++						converted_column_cur_size /= 2;
++					
++					break;
++				default:
++					if (colinfo->column_text_sqlgetdatapos > 0
++					&&  colinfo->column_text_sqlgetdatapos >= colinfo->column_cur_size)
++						ODBC_RETURN(stmt, SQL_NO_DATA);
++						
++					src += colinfo->column_text_sqlgetdatapos;
++					srclen = colinfo->column_cur_size - colinfo->column_text_sqlgetdatapos;
++				}
++			} else {
++				if (colinfo->column_text_sqlgetdatapos > 0
++				&&  colinfo->column_text_sqlgetdatapos >= colinfo->column_cur_size)
++					ODBC_RETURN(stmt, SQL_NO_DATA);
++
++				src += colinfo->column_text_sqlgetdatapos;
++				srclen = colinfo->column_cur_size - colinfo->column_text_sqlgetdatapos;
++			}
+ 		} else {
+ 			if (colinfo->column_text_sqlgetdatapos > 0
+-			    && colinfo->column_text_sqlgetdatapos >= colinfo->column_cur_size)
++			&&  colinfo->column_text_sqlgetdatapos >= colinfo->column_cur_size)
+ 				ODBC_RETURN(stmt, SQL_NO_DATA);
+ 
+ 			srclen = colinfo->column_cur_size;
+ 		}
+-		nSybType = tds_get_conversion_type(colinfo->column_type, colinfo->column_size);
+-		if (fCType == SQL_C_DEFAULT)
+-			fCType = odbc_sql_to_c_type_default(stmt->ird->records[icol - 1].sql_desc_concise_type);
+-		if (fCType == SQL_ARD_TYPE) {
+-			if (icol > stmt->ard->header.sql_desc_count) {
+-				odbc_errs_add(&stmt->errs, "07009", NULL);
+-				ODBC_RETURN(stmt, SQL_ERROR);
+-			}
+-			fCType = stmt->ard->records[icol - 1].sql_desc_concise_type;
+-		}
+-		assert(fCType);
++
+ 		*pcbValue = convert_tds2sql(context, nSybType, src, srclen, fCType, (TDS_CHAR *) rgbValue, cbValueMax, NULL);
+ 		if (*pcbValue < 0) {
+ 			odbc_convert_err_set(&stmt->errs, *pcbValue);
+ 			ODBC_RETURN(stmt, SQL_ERROR);
+ 		}
+-
++		
++		if (extra_bytes) {
++			colinfo->column_text_sqlgetdatapos += extra_bytes;
++			*pcbValue += extra_bytes;
++		}
++		
+ 		if (is_variable_type(colinfo->column_type) && (fCType == SQL_C_CHAR || fCType == SQL_C_BINARY)) {
+ 			/* calc how many bytes was readed */
+ 			int readed = cbValueMax;
+@@ -4651,7 +4762,7 @@
+ 			if (colinfo->column_text_sqlgetdatapos == 0 && cbValueMax > 0)
+ 				++colinfo->column_text_sqlgetdatapos;
+ 			/* not all readed ?? */
+-			if (colinfo->column_text_sqlgetdatapos < colinfo->column_cur_size) {
++			if (colinfo->column_text_sqlgetdatapos < converted_column_cur_size) {
+ 				odbc_errs_add(&stmt->errs, "01004", "String data, right truncated");
+ 				ODBC_RETURN(stmt, SQL_SUCCESS_WITH_INFO);
+ 			}