- Fix add reallocarray to alloc stats unit test, and disable

override of strdup in unbound-host, and the result of config
  get option is freed properly.

config.h.in

@@ -1584,6 +1584,9 @@ struct sockaddr_storage;
 #  define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__)
 #  define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__)
 #  define strdup(s) unbound_stat_strdup_log(s, __FILE__, __LINE__, __func__)
+#ifdef HAVE_REALLOCARRAY
+#  define reallocarray(p,n,s) unbound_stat_reallocarray_log(p, n, s, __FILE__, __LINE__, __func__)
+#endif
 void *unbound_stat_malloc(size_t size);
 void *unbound_stat_calloc(size_t nmemb, size_t size);
 void unbound_stat_free(void *ptr);
@@ -1596,6 +1599,8 @@ void unbound_stat_free_log(void *ptr, const char* file, int line,
 	const char* func);
 void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file,
 	int line, const char* func);
+void *unbound_stat_reallocarray_log(void *ptr, size_t nmemb, size_t size,
+	const char* file, int line, const char* func);
 char *unbound_stat_strdup_log(const char *s, const char* file, int line,
 	const char* func);
 #elif defined(UNBOUND_ALLOC_LITE)

configure.ac

@@ -2392,6 +2392,9 @@ struct sockaddr_storage;
 #  define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__)
 #  define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__)
 #  define strdup(s) unbound_stat_strdup_log(s, __FILE__, __LINE__, __func__)
+#ifdef HAVE_REALLOCARRAY
+#  define reallocarray(p,n,s) unbound_stat_reallocarray_log(p, n, s, __FILE__, __LINE__, __func__)
+#endif
 void *unbound_stat_malloc(size_t size);
 void *unbound_stat_calloc(size_t nmemb, size_t size);
 void unbound_stat_free(void *ptr);
@@ -2404,6 +2407,8 @@ void unbound_stat_free_log(void *ptr, const char* file, int line,
 	const char* func);
 void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file,
 	int line, const char* func);
+void *unbound_stat_reallocarray_log(void *ptr, size_t nmemb, size_t size,
+	const char* file, int line, const char* func);
 char *unbound_stat_strdup_log(const char *s, const char* file, int line,
 	const char* func);
 #elif defined(UNBOUND_ALLOC_LITE)

doc/Changelog

@@ -1,6 +1,9 @@
 10 October 2024: Wouter
 	- Fix cookie_file test sporadic fails for time change during
 	  the test.
+	- Fix add reallocarray to alloc stats unit test, and disable
+	  override of strdup in unbound-host, and the result of config
+	  get option is freed properly.
 
 9 October 2024: Wouter
 	- Merge #871: DNS over QUIC. This adds `quic-port: 853` and

smallapp/unbound-host.c

@@ -50,6 +50,8 @@
 #undef calloc
 #undef free
 #undef realloc
+#undef reallocarray
+#undef strdup
 #endif
 #ifdef UNBOUND_ALLOC_LITE
 #undef malloc
@@ -492,7 +494,11 @@ int main(int argc, char* argv[])
 		if(strcmp(use_syslog, "yes") == 0) /* disable use-syslog */
 			check_ub_res(ub_ctx_set_option(ctx, 
 				"use-syslog:", "no"));
+#ifdef UNBOUND_ALLOC_STATS
+		unbound_stat_free_log(use_syslog, __FILE__, __LINE__, __func__);
+#else
 		free(use_syslog);
+#endif
 	}
 	argc -= optind;
 	argv += optind;

util/alloc.c

@@ -519,6 +519,15 @@ void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file,
 	return unbound_stat_realloc(ptr, size);
 }
 
+/** log to file where alloc was done */
+void *unbound_stat_reallocarray_log(void *ptr, size_t nmemb, size_t size,
+	const char* file, int line, const char* func)
+{
+	log_info("%s:%d %s reallocarray(%p, %u, %u)", file, line, func,
+		ptr, (unsigned)nmemb, (unsigned)size);
+	return unbound_stat_realloc(ptr, nmemb*size);
+}
+
 /** log to file where strdup was done */
 char *unbound_stat_strdup_log(const char *s, const char* file, int line,
 	const char* func)