Subversion Repositories riscv_vhdl

/**

 * @file

 * @copyright  Copyright 2016 GNSS Sensor Ltd. All right reserved.

 * @author     Sergey Khabarov - sergeykhbr@gmail.com

 * @brief      Dynamically allocated buffer implementation.

 */

#include "api_core.h"

#include "autobuffer.h"

#include <cstdio>

#include <cstring>  // memcpy definition

namespace debugger {

AutoBuffer::AutoBuffer() {

    buf_ = NULL;

    buf_len_ = 0;

    buf_size_ = 0;

}

AutoBuffer::~AutoBuffer() {

    if (buf_) {

        delete [] buf_;

    }

}

void AutoBuffer::write_bin(const char *p, int sz) {

    if (buf_len_ + sz >= buf_size_) {

        if (buf_size_ == 0) {

            buf_size_ = 1024;

            buf_ = new char[buf_size_];

        } else {

            while (buf_len_ + sz >= buf_size_) {

                buf_size_ <<= 1;

            }

            char *t1 = new char[buf_size_];

            memcpy(t1, buf_, buf_len_);

            delete [] buf_;

            buf_ = t1;

        }

    }

    memcpy(&buf_[buf_len_], p, sz);

    buf_len_ += sz;

    buf_[buf_len_] = '\0';

}

void AutoBuffer::write_string(const char s) {

    write_bin(&s, 1);

}

void AutoBuffer::write_string(const char *s) {

    write_bin(s, static_cast<int>(strlen(s)));

}

void AutoBuffer::write_uint64(uint64_t v) {

    char tmp[128];

    int sz = RISCV_sprintf(tmp, sizeof(tmp),"0x%" RV_PRI64 "x", v);

    write_bin(tmp, sz);

}

void AutoBuffer::write_byte(uint8_t v) {

    char tmp[8];

    int sz = RISCV_sprintf(tmp, sizeof(tmp), "%02X", v);

    write_bin(tmp, sz);

}

}  // namespace debugger