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Prevent COPY from using newline or carriage return as delimiter or null. 

Disallow backslash as the delimiter in non-CVS mode.

David Fetter
This commit is contained in:
Bruce Momjian 2006-02-03 12:41:07 +00:00
parent 890707a537
commit eb7bd06983
1 changed files with 20 additions and 1 deletions
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21
src/backend/commands/copy.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.257 2005/12/28 03:25:32 momjian Exp $
* $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.258 2006/02/03 12:41:07 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -856,6 +856,25 @@ DoCopy(const CopyStmt *stmt)
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("COPY delimiter must be a single character")));
/* Disallow end-of-line characters */
if (strchr(cstate->delim, '\r') != NULL ||
strchr(cstate->delim, '\n') != NULL)
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("COPY delimiter cannot be newline or carriage return")));
if (strchr(cstate->null_print, '\r') != NULL ||
strchr(cstate->null_print, '\n') != NULL)
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("COPY null cannot use newline or carriage return")));
/* Disallow backslash in non-CSV mode */
if (!cstate->csv_mode && strchr(cstate->delim, '\\') != NULL)
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("COPY delimiter cannot be backslash")));
/* Check header */
if (!cstate->csv_mode && cstate->header_line)
ereport(ERROR,