+void *BUF_memdup(const void *data, size_t siz)
+ {
+ void *ret;
+
+ if (data == NULL) return(NULL);
+
+ ret=OPENSSL_malloc(siz);
+ if (ret == NULL)
+ {
+ BUFerr(BUF_F_BUF_MEMDUP,ERR_R_MALLOC_FAILURE);
+ return(NULL);
+ }
+ return memcpy(ret, data, siz);
+ }
+
+size_t BUF_strlcpy(char *dst, const char *src, size_t size)
+ {
+ size_t l = 0;
+ for(; size > 1 && *src; size--)
+ {
+ *dst++ = *src++;
+ l++;
+ }
+ if (size)
+ *dst = '\0';
+ return l + strlen(src);
+ }
+
+size_t BUF_strlcat(char *dst, const char *src, size_t size)
+ {
+ size_t l = 0;
+ for(; size > 0 && *dst; size--, dst++)
+ l++;
+ return l + BUF_strlcpy(dst, src, size);
+ }