30 lines
670 B
Diff
30 lines
670 B
Diff
Add os_snprintf_error() helper
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This can be used to check os_snprintf() return value more consistently.
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Signed-off-by: Jouni Malinen <j@w1.fi>
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---
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src/utils/os.h | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/utils/os.h b/src/utils/os.h
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index b9247d8..77250d6 100644
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--- a/src/utils/os.h
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+++ b/src/utils/os.h
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@@ -549,6 +549,12 @@ char * os_strdup(const char *s);
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#endif /* OS_NO_C_LIB_DEFINES */
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+static inline int os_snprintf_error(size_t size, int res)
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+{
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+ return res < 0 || (unsigned int) res >= size;
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+}
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+
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+
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static inline void * os_realloc_array(void *ptr, size_t nmemb, size_t size)
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{
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if (size && nmemb > (~(size_t) 0) / size)
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--
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2.1.3
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