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Backported buffer overrun fix from HEAD

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This commit is contained in:
Michael Meskes 2006-08-18 16:33:50 +00:00
parent 95a5a29845
commit 2d280ef3fb
1 changed files with 33 additions and 31 deletions
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64
src/interfaces/ecpg/ecpglib/execute.c
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@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.38.4.9 2006/07/05 10:50:20 meskes Exp $ */
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.38.4.10 2006/08/18 16:33:50 meskes Exp $ */
/*
* The aim is to get a simpler inteface to the database routines.
@ -578,19 +578,21 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
}
if (**tobeinserted_p == '\0')
{
int asize = var->arrsize? var->arrsize : 1;
switch (var->type)
{
int element;
case ECPGt_short:
if (!(mallocedval = ECPGalloc(var->arrsize * 20, lineno)))
if (!(mallocedval = ECPGalloc(asize * 20, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%hd,", ((short *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -603,14 +605,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_int:
if (!(mallocedval = ECPGalloc(var->arrsize * 20, lineno)))
if (!(mallocedval = ECPGalloc(asize * 20, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%d,", ((int *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -623,14 +625,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_unsigned_short:
if (!(mallocedval = ECPGalloc(var->arrsize * 20, lineno)))
if (!(mallocedval = ECPGalloc(asize * 20, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%hu,", ((unsigned short *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -643,14 +645,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_unsigned_int:
if (!(mallocedval = ECPGalloc(var->arrsize * 20, lineno)))
if (!(mallocedval = ECPGalloc(asize * 20, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%u,", ((unsigned int *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -663,14 +665,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_long:
if (!(mallocedval = ECPGalloc(var->arrsize * 20, lineno)))
if (!(mallocedval = ECPGalloc(asize * 20, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%ld,", ((long *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -683,14 +685,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_unsigned_long:
if (!(mallocedval = ECPGalloc(var->arrsize * 20, lineno)))
if (!(mallocedval = ECPGalloc(asize * 20, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%lu,", ((unsigned long *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -703,14 +705,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
#ifdef HAVE_LONG_LONG_INT_64
case ECPGt_long_long:
if (!(mallocedval = ECPGalloc(var->arrsize * 30, lineno)))
if (!(mallocedval = ECPGalloc(asize * 30, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%lld,", ((long long *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -723,14 +725,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_unsigned_long_long:
if (!(mallocedval = ECPGalloc(var->arrsize * 30, lineno)))
if (!(mallocedval = ECPGalloc(asize * 30, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%llu,", ((unsigned long long *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -743,14 +745,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
#endif /* HAVE_LONG_LONG_INT_64 */
case ECPGt_float:
if (!(mallocedval = ECPGalloc(var->arrsize * 25, lineno)))
if (!(mallocedval = ECPGalloc(asize * 25, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%.14g,", ((float *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");
@ -763,14 +765,14 @@ ECPGstore_input(const int lineno, const bool force_indicator, const struct varia
break;
case ECPGt_double:
if (!(mallocedval = ECPGalloc(var->arrsize * 25, lineno)))
if (!(mallocedval = ECPGalloc(asize * 25, lineno)))
return false;
if (var->arrsize > 1)
if (asize > 1)
{
strcpy(mallocedval, "array [");
for (element = 0; element < var->arrsize; element++)
for (element = 0; element < asize; element++)
sprintf(mallocedval + strlen(mallocedval), "%.14g,", ((double *) var->value)[element]);
strcpy(mallocedval + strlen(mallocedval) - 1, "]");