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Annotation of qemu/roms/seabios/tools/transdump.py, revision 1.1.1.1

1.1       root        1: #!/usr/bin/env python
                      2: 
                      3: # This script is useful for taking the output of memdump() and
                      4: # converting it back into binary output.  This can be useful, for
                      5: # example, when one wants to push that data into other tools like
                      6: # objdump or hexdump.
                      7: #
                      8: # (C) Copyright 2010 Kevin O'Connor <[email protected]>
                      9: #
                     10: # This file may be distributed under the terms of the GNU GPLv3 license.
                     11: 
                     12: import sys
                     13: import struct
                     14: 
                     15: def unhex(str):
                     16:     return int(str, 16)
                     17: 
                     18: def parseMem(filehdl):
                     19:     mem = []
                     20:     for line in filehdl:
                     21:         parts = line.split(':')
                     22:         if len(parts) < 2:
                     23:             continue
                     24:         try:
                     25:             vaddr = unhex(parts[0])
                     26:             parts = parts[1].split()
                     27:             mem.extend([unhex(v) for v in parts])
                     28:         except ValueError:
                     29:             continue
                     30:     return mem
                     31: 
                     32: def printUsage():
                     33:     sys.stderr.write("Usage:\n %s <file | ->\n"
                     34:                      % (sys.argv[0],))
                     35:     sys.exit(1)
                     36: 
                     37: def main():
                     38:     if len(sys.argv) != 2:
                     39:         printUsage()
                     40:     filename = sys.argv[1]
                     41:     if filename == '-':
                     42:         filehdl = sys.stdin
                     43:     else:
                     44:         filehdl = open(filename, 'r')
                     45:     mem = parseMem(filehdl)
                     46:     for i in mem:
                     47:         sys.stdout.write(struct.pack("<I", i))
                     48: 
                     49: if __name__ == '__main__':
                     50:     main()

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