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//
// h64e.c
// H64E-2
//
// Created by dianshi on 3/13/20.
// Copyright © 2020 dianshi. All rights reserved.
//
#include "h64e.h"
int h64e_init(H64E_t *s)
{
printf("init structure\n");
s->fmt.column_size = 16;
s->fmt.offset_addr = 0;
s->fmt.flag_offset = 0;
s->fmt.flag_no_group = 0;
s->fmt.group = H64E_G_BYTE;
s->fmt.flag_output = 0;
s->fmt.output_type = H64E_O_NONE;
s->sin = NULL;
s->sout = NULL;
return 0;
}
int h64e_check_param( H64E_t *fmt )
{
printf("Check parametrs set\n");
return 0;
}
int h64e_set_input(H64E_t *s, H64E_stream_in *sin)
{
return 0;
}
int h64e_set_output(H64E_t *s, H64E_stream_out *sout)
{
return 0;
}
int h64e_convert(H64E_t *s)
{
return 0;
}
int h64e_destroy(H64E_t *s)
{
return 0;
}
int h64e_fmt_init( H64E_format *fs)
{
memset(fs,0,sizeof(H64E_format));
return 0;
}
/*
* out_size - allways give enought data to buffer otherwise it will partially write data, or flush data out more often
*/
int h64e_fmt_byte(H64E_format *fs, uint8_t *in_data, int32_t in_size, uint8_t *out_data, int32_t out_size)
{
//printf("h64e_fmt_byte in %d out %d\n",in_size,out_size);
int ret=0;
int cur_size=0;
int i,j=0;
const int SZ=16;
uint8_t buf[SZ];
int buf_sz=0;
int trail_size=0;
for (i=0; i<in_size; i++)
{
buf_sz = snprintf(&buf[0], SZ, "%02x",in_data[i]);
//count converted chars per line
fs->cur_pos += 1;
//add space if configured
if (fs->f_space)
{
if (buf_sz+1<SZ)
{
buf[buf_sz] = ' ';
buf_sz += 1;
}
}
if (fs->cur_pos == fs->column_size)
{
if (fs->f_new_line) {
//set triger to newline
fs->t_new_line = 1;
fs->cur_pos = 0;
//set new line to buffer
if (buf_sz+1<SZ)
{
buf[buf_sz] = '\n';
buf_sz += 1;
}
}
}
//printf("D: %s",buf);
if (trail_size+buf_sz<out_size)
{
for(j=0;j<buf_sz;j++)
{
out_data[trail_size+j] = buf[j];
}
ret = buf_sz;
} else {
//not enought output to handle data
ret=-1;
}
}
#if 0
printf("D:[");
for (i=0;i<ret;i++)
{
printf("%c",(unsigned char)out_data[i]);
}
printf("]\n");
#endif
return ret;
}
int h64e_fmt_finish(H64E_format *fs)
{
return 0;
}
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