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#!/usr/bin/env python
# Script to embed arbitrary binary files in C header files.
CHARS_PER_LINE = 19
import sys
import os
if len(sys.argv) != 3:
print("Embed binary files in C headers.")
print("Usage: ")
print(" bin_to_header.py infile outfile.h")
print("outfile.h will be overwritten with the new contents.")
sys.exit(1)
infile_name = sys.argv[1]
outfile_name = sys.argv[2]
varname = os.path.splitext(os.path.basename(outfile_name))[0]
infile = open(infile_name, "rb")
outfile = open(outfile_name, "w")
outfile.write("// Generated with " + " ".join(sys.argv) + "\n")
outfile.write("\nstatic const unsigned char " + varname + "[] = {\n")
while True:
data = infile.read(CHARS_PER_LINE)
if len(data) == 0:
break
outfile.write(" ")
for c in data:
# make it work both in Python 2.x (c is str) and 3.x (c is int)
if type(c) != int:
c = ord(c)
outfile.write("{0:3},".format(c))
outfile.write("\n")
outfile.write("};\n")
infile.close()
outfile.close()
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