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#include "debug.h"
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#include "stdarg.h"
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#include "printf/printf.h"
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struct SimpleFile * usb_file;
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void usb_log_init(struct SimpleFile * file)
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{
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file_open_name("/usb.log", file);
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if (file_size(file)>=65536 && file_readonly(file)==0)
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usb_file = file;
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else
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usb_file = 0;
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}
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void usb_log(char *fmt, ...)
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{
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va_list va;
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va_start(va,fmt);
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if (usb_file)
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{
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char buffer[256];
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sprintf(&buffer[0],fmt,va);
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int byteswritten = 0;
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file_write(usb_file,(void *)buffer,strlen(buffer),&byteswritten);
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}
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va_end(va);
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}
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