common/lib/format_int.h

#ifndef BACKENDS_P4TOOLS_COMMON_LIB_FORMAT_INT_H_
#define BACKENDS_P4TOOLS_COMMON_LIB_FORMAT_INT_H_
 
#include <stddef.h>
 
#include <string>
 
#include "ir/ir.h"
#include "lib/big_int_util.h"
 
namespace P4Tools {
 
struct FormatOptions {
    bool useSeparator = false;
 
    bool padOutput = true;
 
    bool usePrefix = true;
 
    bool useUpperCaseHex = true;
};
 
std::string formatBinOrHex(const big_int &value,
                           const FormatOptions &formatOptions = FormatOptions());
 
std::string formatBin(const big_int &value, int width,
                      const FormatOptions &formatOptions = FormatOptions());
 
std::string formatOctal(const big_int &value, const FormatOptions &formatOptions = FormatOptions());
 
std::string formatHex(const big_int &value, int width,
                      const FormatOptions &formatOptions = FormatOptions());
 
std::string formatBinOrHexExpr(const IR::Expression *expr,
                               const FormatOptions &formatOptions = FormatOptions());
 
std::string formatBinExpr(const IR::Expression *expr,
                          const FormatOptions &formatOptions = FormatOptions());
 
std::string formatOctalExpr(const IR::Expression *expr,
                            const FormatOptions &formatOptions = FormatOptions());
 
std::string formatHexExpr(const IR::Expression *expr,
                          const FormatOptions &formatOptions = FormatOptions());
 
std::string insertSeparators(const std::string &dataStr, const std::string &separator = "\\x",
                             size_t stride = 2, bool skipFirst = false);
 
std::string insertOctalSeparators(const std::string &dataStr);
 
std::string insertHexSeparators(const std::string &dataStr);
 
std::vector<uint8_t> convertBigIntToBytes(const big_int &dataInt, int targetWidthBits,
                                          bool padLeft = false);
 
std::optional<std::string> convertToIpv4String(const std::vector<uint8_t> &byteArray);
 
std::optional<std::string> convertToIpv6String(const std::vector<uint8_t> &byteArray);
 
std::optional<std::string> convertToMacString(const std::vector<uint8_t> &byteArray);
 
}  // namespace P4Tools
 
#endif /* BACKENDS_P4TOOLS_COMMON_LIB_FORMAT_INT_H_ */