Modify functions in print.c to return > than outlen if they run out o…

…f buffer. This is required for correct operation of rlm_rest stream encoders
FreeRADIUS · Mar 18, 2014 · 45a9371 · 45a9371
1 parent 3251ac8
commit 45a9371
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Showing 4 changed files with 179 additions and 174 deletions.
diff --git a/src/include/libradius.h b/src/include/libradius.h
@@ -427,6 +427,9 @@ int		fr_check_lib_magic(uint64_t magic);
 int		fr_utf8_char(uint8_t const *str);
 size_t		fr_print_string(char const *in, size_t inlen,
 				 char *out, size_t outlen);
+
+#define		is_truncated(_ret, _max) ((_ret) <= (_max))
+#define		truncate_len(_ret, _max) (((_ret) <= (_max)) ? _ret : (_max) - 1)
 size_t   	vp_prints_value(char *out, size_t outlen, VALUE_PAIR const *vp, int8_t quote);
 char		*vp_aprinttype(TALLOC_CTX *ctx, PW_TYPE type);
 char     	*vp_aprint(TALLOC_CTX *ctx, VALUE_PAIR const *vp);