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Diffstat (limited to 'src/interfaces/libpq/fe-exec.c')
-rw-r--r--src/interfaces/libpq/fe-exec.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/interfaces/libpq/fe-exec.c b/src/interfaces/libpq/fe-exec.c
index 214f2929fd1..ae507d30e96 100644
--- a/src/interfaces/libpq/fe-exec.c
+++ b/src/interfaces/libpq/fe-exec.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-exec.c,v 1.122 2002/09/04 20:31:47 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-exec.c,v 1.122.2.1 2003/11/30 20:52:37 joe Exp $
*
*-------------------------------------------------------------------------
*/
@@ -115,7 +115,8 @@ PQescapeString(char *to, const char *from, size_t length)
* '\0' == ASCII 0 == \\000
* '\'' == ASCII 39 == \'
* '\\' == ASCII 92 == \\\\
- * anything >= 0x80 ---> \\ooo (where ooo is an octal expression)
+ * anything < 0x20, or > 0x7e ---> \\ooo
+ * (where ooo is an octal expression)
*/
unsigned char *
PQescapeBytea(unsigned char *bintext, size_t binlen, size_t *bytealen)
@@ -134,7 +135,7 @@ PQescapeBytea(unsigned char *bintext, size_t binlen, size_t *bytealen)
vp = bintext;
for (i = binlen; i > 0; i--, vp++)
{
- if (*vp == 0 || *vp >= 0x80)
+ if (*vp < 0x20 || *vp > 0x7e)
len += 5; /* '5' is for '\\ooo' */
else if (*vp == '\'')
len += 2;
@@ -153,7 +154,7 @@ PQescapeBytea(unsigned char *bintext, size_t binlen, size_t *bytealen)
for (i = binlen; i > 0; i--, vp++)
{
- if (*vp == 0 || *vp >= 0x80)
+ if (*vp < 0x20 || *vp > 0x7e)
{
(void) sprintf(rp, "\\\\%03o", *vp);
rp += 5;