Added basic CSV Parser

include/dawn/dawn.h

@@ -33,6 +33,7 @@
 
 // File / Asset Management
 #include "file/asset.h"
+#include "file/csv.h"
 
 // Game Logic
 #include "game/game.h"

include/dawn/file/csv.h

@@ -0,0 +1,50 @@
+/**
+ * Copyright (c) 2021 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "../libs.h"
+#include "asset.h"
+
+#define CSV_BUFFER_SIZE 128
+#define CSV_BUFFER_ROW_SIZE 16
+
+/** Result of a CSV buffer operation. */
+typedef struct {
+  /** How many rows within the CSV */
+  int32_t rowCount;
+  /** Count of columns in the CSV, this is the longest row in the CSV.  */
+  int32_t columnCount;
+  /** How many cells within the CSV */
+  int32_t cellCount;
+} csvbufferresult_t;
+
+/** Callback to receive data for each cell in a CSV being buffered */
+typedef void csvbuffercallback_t(
+  assetbuffer_t *asset, void *user, int32_t row, int32_t column, char *data
+);
+
+/** Callback to receive buffer data for a CSV row */
+typedef void csvbufferrowcallback_t(
+  assetbuffer_t *asset, void *user, int32_t row,
+  char **columns, int32_t columnCount
+);
+
+/** Data used by the cell callback for when the row buffering is progressing */
+typedef struct {
+  /** Which row the current buffer is on */
+  int32_t row;
+  /** Count of columns (in the current row) */
+  int32_t columnCount;
+  /** Array of characters for the row */
+  char rowData[CSV_BUFFER_ROW_SIZE * CSV_BUFFER_SIZE];
+  /** Pointers to the start of each string within the row */
+  char *columns[CSV_BUFFER_ROW_SIZE];
+  /** Pointer to custom user data */
+  void *user;
+  /** Pointer to custom user callback */
+  csvbufferrowcallback_t *callback;
+} csvbufferrowdata_t;