1 files changed, 87 insertions, 0 deletions
diff --git a/extensions/openpower-pels/json_utils.hpp b/extensions/openpower-pels/json_utils.hpp
new file mode 100644
index 0000000..e122f47
--- /dev/null
+++ b/extensions/openpower-pels/json_utils.hpp
@@ -0,0 +1,87 @@
+#pragma once
+
+#include <ctype.h>
+#include <stdio.h>
+
+#include <fstream>
+#include <iomanip>
+#include <iostream>
+#include <string>
+#include <vector>
+
+namespace openpower
+{
+namespace pels
+{
+const uint8_t indentLevel = 4;
+const uint8_t colAlign = 32;
+/**
+ * @brief escape json - use it for PEL hex dumps.
+ * @param[in] std::string - the unescaped JSON as a string literal
+ * @return std::string - escaped JSON string literal
+ */
+std::string escapeJSON(const std::string& input);
+
+/**
+ * @brief get hex dump for PEL section in json format.
+ * @param[in] const void* - Raw PEL data
+ * @param[i] size_t - size of Raw PEL
+ * @return char * - the Hex dump
+ */
+char* dumpHex(const void* data, size_t size);
+
+/**
+ * @brief Inserts key-value into a JSON string
+ *
+ * @param[in] jsonStr - The JSON string
+ * @param[in] fieldName - The JSON key to insert
+ * @param[in] fieldValue - The JSON value to insert
+ * @param[in] indentCount - Indent count for the line
+ */
+void jsonInsert(std::string& jsonStr, const std::string& fieldName,
+                std::string fieldValue, uint8_t indentCount);
+
+/**
+ * @brief Inserts key-value array into a JSON string
+ *
+ * @param[in] jsonStr - The JSON string
+ * @param[in] fieldName - The JSON key to insert
+ * @param[in] values - The JSON array to insert
+ * @param[in] indentCount - Indent count for the line
+ */
+void jsonInsertArray(std::string& jsonStr, const std::string& fieldName,
+                     std::vector<std::string>& values, uint8_t indentCount);
+
+/**
+ * @brief Converts an integer to a formatted string
+ * @param[in] format - the format of output string
+ * @param[in] number - the integer to convert
+ * @return std::string - the formatted string
+ */
+template <typename T>
+std::string getNumberString(const char* format, T number)
+{
+    char* value = nullptr;
+    std::string numString;
+
+    static_assert(std::is_integral<T>::value, "Integral required.");
+
+    int len = asprintf(&value, format, number);
+    if (len)
+    {
+        numString = value;
+    }
+    free(value);
+
+    return numString;
+}
+
+/**
+ * @brief helper function to trim trailing whitespaces
+ * @return std::string - trimmed string
+ * @param[in] std::string - string to trim
+ */
+std::string trimEnd(std::string s);
+
+} // namespace pels
+} // namespace openpower