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authorFlorian Weimer <fweimer@redhat.com>2022-12-19 18:56:55 +0100
committerFlorian Weimer <fweimer@redhat.com>2022-12-19 18:56:55 +0100
commit118816de3383ff12769349784689141355cc787c (patch)
treefa858eff7a21613e38e532ac9c1d0edd1651aeab /include
parent5365acc567a49270b4341b9d325794ec554258d9 (diff)
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libio: Convert __vswprintf_internal to buffers (bug 27857)
Always null-terminate the buffer and set E2BIG if the buffer is too
small.  This fixes bug 27857.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
Diffstat (limited to 'include')
-rw-r--r--include/printf_buffer.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/printf_buffer.h b/include/printf_buffer.h
index 168555d8d3..e7a45fb45f 100644
--- a/include/printf_buffer.h
+++ b/include/printf_buffer.h
@@ -196,6 +196,7 @@ bool __printf_buffer_flush (struct __printf_buffer *buf) attribute_hidden;
 enum __wprintf_buffer_mode
   {
     __wprintf_buffer_mode_failed,
+    __wprintf_buffer_mode_swprintf,
     __wprintf_buffer_mode_to_file,
   };