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https://gitee.com/HEYAHONG/Programer_discarded.git
synced 2025-07-27 14:15:54 +08:00
307 lines
6.6 KiB
C++
307 lines
6.6 KiB
C++
#include "stdio.h"
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#include "stdlib.h"
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#include "string.h"
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#include "stdint.h"
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int cpp_process_hex_cpp(uint8_t *hex);//声明处理函数
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#ifdef __cplusplus
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extern "C"
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{
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#endif // __cplusplus
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#include "plugin.h"
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int __cdecl __declspec(dllexport) process_program(const uint8_t *hex)
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{
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return 0;
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}
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unsigned int __cdecl __declspec(dllexport) get_plugin_type()
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{
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return 1;
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}
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int __cdecl __declspec(dllexport) process_hex(uint8_t *hex)
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{
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return cpp_process_hex_cpp(hex);
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}
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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#include "vector"
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#ifdef WIN32
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#include "windows.h"
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#endif // WIN32
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//hex行信息结构体
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typedef
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struct
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{
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size_t start_pos;
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size_t end_pos;
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} line_info;
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//字符数组到Hex字符串之间的转换。
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/*
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out数组最好先清零以防止乱码；
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成功返回0，失败返回非零
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*/
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static inline int str2Hex(unsigned char in[],size_t in_size,unsigned char out[],size_t out_size)
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{
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if(in_size>((out_size)/2))
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return 1;//输出字符串空间不够
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for(size_t i=0;i<in_size;i++)
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{
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unsigned char H=0,L=0;
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H=(in[i]>>4);
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L=(in[i]& 0x0f);
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if(H<=9)
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{
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out[2*i]='0'+H;
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}
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else
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{
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out[2*i]='A'+H-10;
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}
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if(L<=9)
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{
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out[2*i+1]='0'+L;
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}
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else
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{
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out[2*i+1]='A'+L-10;
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}
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}
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return 0;
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}
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//大小写均支持
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/*
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Hex字符串转字符数组
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*/
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static inline int hex2str(unsigned char in[],size_t in_size,unsigned char out[],size_t out_size)
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{
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if((in_size%2) != 0)
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return 1;//可能不是Hex字符串
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for(size_t i=0;i<in_size/2;i++)
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{
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unsigned char H=0,L=0;
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if(in[2*i] <= '9' && in[2*i] >= '0')
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{
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H=in[2*i]-'0';
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}
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if(in[2*i] <= 'F' && in[2*i] >= 'A')
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{
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H=in[2*i]-'A'+10;
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}
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if(in[2*i] <= 'f' && in[2*i] >= 'a')
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{
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H=in[2*i]-'a'+10;
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}
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if(in[2*i+1] <= '9' && in[2*i+1] >= '0')
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{
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L=in[2*i+1]-'0';
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}
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if(in[2*i+1] <= 'F' && in[2*i+1] >= 'A')
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{
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L=in[2*i+1]-'A'+10;
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}
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if(in[2*i+1] <= 'f' && in[2*i+1] >= 'a')
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{
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L=in[2*i+1]-'a'+10;
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}
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out[i]=((H<<4)+L);
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}
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return 0;
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}
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//环境变量中的信息结构体
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typedef
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struct
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{
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size_t symbol_start;
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size_t symbol_length;
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size_t flash_success;
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} env_info_t;
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static env_info_t env_info={0,0,0};//默认全零
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static int load_env_var()//加载环境变量
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{
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char *data=NULL;
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if((data=getenv("symbol_start"))!=NULL)//symbol_start必须存在
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{
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size_t i;
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sscanf(data,"%X",&i);
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env_info.symbol_start=i;
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}
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else
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return -1;
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if((data=getenv("symbol_length"))!=NULL)//symbol_length必须存在
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{
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size_t i;
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sscanf(data,"%u",&i);
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env_info.symbol_length=i;
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}
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else
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return -1;
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if((data=getenv("flash_success"))!=NULL)
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{
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size_t i;
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sscanf(data,"%u",&i);
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env_info.flash_success=i;
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}
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else
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{
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env_info.flash_success=0;
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}
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return 0; //成功返回0
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}
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#include "thread"
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static const char *thread_msg=NULL,*thread_title=NULL;
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static void messagebox_thread()
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{
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MessageBoxA(NULL,thread_msg,thread_title,MB_OK);
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}
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static void inline messagebox(const char * msg,const char * title="提示",bool Is_noblock=true)//消息框
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{
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if(Is_noblock)
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{
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thread_msg=msg;
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thread_title=title;
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std::thread *th=new std::thread(messagebox_thread);
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th->detach();
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}
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else
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{
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MessageBoxA(NULL,msg,title,MB_OK);
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}
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}
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static std::vector<line_info> hex_line_info;
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static uint8_t*hex_data=NULL;
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static inline void load_hex_line_info()
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{
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hex_line_info.clear();
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{//统计行位置
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line_info temp;
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for(size_t i=0;i<strlen((char *)hex_data);i++)
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{
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if(hex_data[i]==':') //行起始
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temp.start_pos=i;
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if(hex_data[i]=='\n')
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{//行结束
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temp.end_pos=i;
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hex_line_info.push_back(temp);
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}
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}
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}
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}
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static int check_ECC()//检查添加校验码
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{
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unsigned char buff_str[300],buff_hex[600];
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for(size_t i=0;i<hex_line_info.size();i++)
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{
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memset(buff_hex,0,sizeof(buff_hex));
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memset(buff_str,0,sizeof(buff_str));
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size_t length=hex_line_info[i].end_pos-hex_line_info[i].start_pos-2;
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uint8_t *data_start=&hex_data[hex_line_info[i].start_pos+1];
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if(((hex_line_info[i].end_pos-hex_line_info[i].start_pos)>300) ||(hex_line_info[i].start_pos+2>hex_line_info[i].end_pos))
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{
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messagebox("hex数据异常！","错误");
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return -1;
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}
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memcpy(buff_hex,data_start,length);
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if(hex2str(buff_hex,length,buff_str,length/2))
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{
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messagebox("hex转换错误","警告");
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return -1;
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}
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{//处理校验位
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uint16_t sum=256;
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uint8_t temp=0;
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for(size_t pos=0;pos<length/2;pos++)
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{
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if((length/2)-1 != pos)
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{
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temp+=buff_str[pos];
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}
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else
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{
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buff_str[pos]=((sum-temp)&0xff);
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}
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}
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}
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if(str2Hex(buff_str,length/2,buff_hex,length))
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{
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messagebox("hex转换错误","警告");
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return -1;
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}
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memcpy(data_start,buff_hex,length);
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}
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return 0;
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}
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int cpp_process_hex_cpp(uint8_t *hex)
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{
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hex_data=hex;//设置hex数据变量
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int file_size=strlen((char *)hex);
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if(load_env_var()<0)
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{
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messagebox("加载环境变量异常,请检查数据文件是否正常!\n");
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return 0;
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}
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load_hex_line_info();//加载hex行信息
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if(check_ECC()<0)
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{
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return 0;
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}
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// {
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// //测试代码
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// char buff[8192];
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// memset(buff,0,sizeof(8192));
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// sprintf(buff,"hex行数:%u,symbol_start=%08X,symbol_length=%d,flash_success=%d,%d,%d",
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// hex_line_info.size(),
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// env_info.symbol_start,
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// env_info.symbol_length,
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// env_info.flash_success,
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// hex_line_info[0].start_pos,
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// hex_line_info[0].end_pos);
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// messagebox(buff,"测试");
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// }
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return file_size;
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}
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