Remove libxml2 dependency in favor of custom XML parsing

1 files changed, 8 insertions, 4 deletions

diff --git a/src/bytearray.c b/src/bytearray.c
index 2c6ce4a..861890e 100644
--- a/src/bytearray.c
+++ b/src/bytearray.c
@@ -21,12 +21,14 @@
 #include <string.h>
 #include "bytearray.h"
 
+#define PAGE_SIZE 4096
+
 bytearray_t *byte_array_new()
 {
 	bytearray_t *a = (bytearray_t*)malloc(sizeof(bytearray_t));
-	a->data = malloc(256);
+	a->capacity = PAGE_SIZE * 8;
+	a->data = malloc(a->capacity);
 	a->len = 0;
-	a->capacity = 256;
 	return a;
 }
 
@@ -44,8 +46,10 @@ void byte_array_append(bytearray_t *ba, void *buf, size_t len)
 	if (!ba || !ba->data || (len <= 0)) return;
 	size_t remaining = ba->capacity-ba->len;
 	if (len > remaining) {
-		ba->data = realloc(ba->data, ba->capacity + (len - remaining));
-		ba->capacity += (len - remaining);
+		size_t needed = len - remaining;
+		size_t increase = (needed > PAGE_SIZE) ? (needed+(PAGE_SIZE-1)) & (~(PAGE_SIZE-1)) : PAGE_SIZE;
+		ba->data = realloc(ba->data, ba->capacity + increase);
+		ba->capacity += increase;
 	}
 	memcpy(((char*)ba->data) + ba->len, buf, len);
 	ba->len += len;