use initialSize

[ecparse.git] / GrowingBuffer.cpp

diff --git a/GrowingBuffer.cpp b/GrowingBuffer.cpp
index 602084c..e73350f 100644 (file)
--- a/GrowingBuffer.cpp
+++ b/GrowingBuffer.cpp
@@ -8,8 +8,8 @@
 #include "GrowingBuffer.h"
 
 GrowingBuffer::GrowingBuffer(size_t initialSize) {
-       this->data = malloc(1024);
-       this->size = 1024;
+       this->data = malloc(initialSize);
+       this->size = initialSize;
        this->limit = 0;
        this->position = 0;
 }
@@ -44,17 +44,18 @@ void* GrowingBuffer::read(void* buffer, size_t length) {
 }
 
 void GrowingBuffer::write(const void* buffer, size_t length) {
-       if (length > (size - position)) {
+       if (length > (size - limit)) {
                int newSize = size;
                do {
                        newSize *= 2;
-               } while (length > (newSize - position));
+               } while (length > (newSize - limit));
                void* newData = malloc(newSize);
                memcpy(newData, data, position);
                free(data);
                data = newData;
        }
-       memcpy((ptrdiff_t*) data + position, buffer, length);
+       memcpy((ptrdiff_t*) data + limit, buffer, length);
+       limit += length;
 }
 
 void GrowingBuffer::cut() {