updated folder structure

include/structured_data.h

@@ -0,0 +1,70 @@
+/**
+ * structured_data.h
+ * Definitions for structured data representation and manipulation
+ */
+
+#ifndef STRUCTURED_DATA_H
+#define STRUCTURED_DATA_H
+
+#include "common.h"
+
+// Value types for structured data
+typedef enum {
+    TYPE_STRING,
+    TYPE_INT,
+    TYPE_FLOAT,
+    TYPE_SIZE    // Special type for file sizes with units
+} ValueType;
+
+// A single data value that can be of different types
+typedef struct {
+    ValueType type;
+    union {
+        char *str_val;
+        int int_val;
+        float float_val;
+        struct {
+            double value;
+            char unit[8];
+        } size_val;
+    } value;
+    int is_highlighted;  // Flag for highlighting in tables
+} DataValue;
+
+// Table structure to hold rows and columns of data
+typedef struct {
+    char **headers;        // Column names
+    int header_count;      // Number of columns
+    DataValue **rows;      // Array of rows (each row is an array of DataValues)
+    int row_count;         // Current number of rows
+    int row_capacity;      // Allocated capacity for rows
+} TableData;
+
+// Function to create a new table with the given headers
+TableData* create_table(char **headers, int header_count);
+
+// Function to add a row to a table
+void add_table_row(TableData *table, DataValue *row);
+
+// Function to free all memory associated with a table
+void free_table(TableData *table);
+
+// Function to create a copy of a DataValue
+DataValue copy_data_value(const DataValue *src);
+
+// Function to free a DataValue
+void free_data_value(DataValue *value);
+
+// Function to filter a table based on a condition
+TableData* filter_table(TableData *input, char *field, char *op, char *value);
+
+// Function to print a table to the console
+void print_table(TableData *table);
+
+// Function to parse human-readable sizes
+long parse_size(const char *size_str);
+
+// Function to extract size in bytes from a formatted size string
+long extract_size_bytes(const char *size_str);
+
+#endif // STRUCTURED_DATA_H