diff options
Diffstat (limited to 'contrib/pageinspect/ginfuncs.c')
| -rw-r--r-- | contrib/pageinspect/ginfuncs.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/contrib/pageinspect/ginfuncs.c b/contrib/pageinspect/ginfuncs.c index f55128857e4..7ad6d2d3bdd 100644 --- a/contrib/pageinspect/ginfuncs.c +++ b/contrib/pageinspect/ginfuncs.c @@ -49,6 +49,14 @@ gin_metapage_info(PG_FUNCTION_ARGS) page = get_page_from_raw(raw_page); + if (PageGetSpecialSize(page) != MAXALIGN(sizeof(GinPageOpaqueData))) + ereport(ERROR, + (errcode(ERRCODE_INVALID_PARAMETER_VALUE), + errmsg("input page is not a valid GIN metapage"), + errdetail("Expected special size %d, got %d.", + (int) MAXALIGN(sizeof(GinPageOpaqueData)), + (int) PageGetSpecialSize(page)))); + opaq = (GinPageOpaque) PageGetSpecialPointer(page); if (opaq->flags != GIN_META) ereport(ERROR, @@ -107,6 +115,14 @@ gin_page_opaque_info(PG_FUNCTION_ARGS) page = get_page_from_raw(raw_page); + if (PageGetSpecialSize(page) != MAXALIGN(sizeof(GinPageOpaqueData))) + ereport(ERROR, + (errcode(ERRCODE_INVALID_PARAMETER_VALUE), + errmsg("input page is not a valid GIN data leaf page"), + errdetail("Expected special size %d, got %d.", + (int) MAXALIGN(sizeof(GinPageOpaqueData)), + (int) PageGetSpecialSize(page)))); + opaq = (GinPageOpaque) PageGetSpecialPointer(page); /* Build a tuple descriptor for our result type */ @@ -188,9 +204,9 @@ gin_leafpage_items(PG_FUNCTION_ARGS) ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), errmsg("input page is not a valid GIN data leaf page"), - errdetail("Special size %d, expected %d", - (int) PageGetSpecialSize(page), - (int) MAXALIGN(sizeof(GinPageOpaqueData))))); + errdetail("Expected special size %d, got %d.", + (int) MAXALIGN(sizeof(GinPageOpaqueData)), + (int) PageGetSpecialSize(page)))); opaq = (GinPageOpaque) PageGetSpecialPointer(page); if (opaq->flags != (GIN_DATA | GIN_LEAF | GIN_COMPRESSED)) |