40 lines
701 B
C
40 lines
701 B
C
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/**
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author: cedesmith
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license: GPL
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small utility to fix nb by removing unneeded partitions
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*/
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#include <stdio.h>
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#include <unistd.h>
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int main()
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{
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char empty[0x200] = {0} ;
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FILE *f = fopen("os.nb.payload", "r+");
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if(f==NULL)
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{
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printf("Failed to open RUU_signed.nbh");
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return 1;
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}
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//change from BOOT to XIP
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fseek(f, 0x1C2, SEEK_SET);
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//fwrite( "\0x23", 1, 1, f);
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char xipType = 0x23;
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fwrite( &xipType, 1, 1, f);
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//remove other partitions
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fseek(f, 0x1CE, SEEK_SET);
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fwrite( empty, 1, 0x30, f);
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//clean MSFLSH50 header
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fseek(f, 0x808, SEEK_SET);
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fwrite( empty, 1, 0x5C, f);
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fclose(f);
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truncate("os.nb.payload", 0x40000);
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}
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