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- #!/bin/bash
- function usage()
- {
- echo "Usage:"
- echo " $0 [options]"
- echo "Options:"
- echo " -h Display help or usage"
- echo " -i <input_file_path> Input binary file path"
- echo " -a <c_align> Output C array alignment"
- echo " -p <c_prefix> Output C array name prefix"
- echo " -t <num_zero_bytes> Output padding zero bytes"
- exit 1;
- }
- # Command line options
- INPUT_PATH=""
- OUTPUT_C_ALIGN=""
- OUTPUT_C_PREFIX=""
- NUM_ZERO_BYTES=0
- while getopts "hi:a:p:t:" o; do
- case "${o}" in
- h)
- usage
- ;;
- i)
- INPUT_PATH=${OPTARG}
- ;;
- a)
- OUTPUT_C_ALIGN=${OPTARG}
- ;;
- p)
- OUTPUT_C_PREFIX=${OPTARG}
- ;;
- t)
- NUM_ZERO_BYTES=${OPTARG}
- ;;
- *)
- usage
- ;;
- esac
- done
- shift $((OPTIND-1))
- if [ -z "${INPUT_PATH}" ]; then
- echo "Must specify input file path"
- usage
- fi
- if [ ! -f "${INPUT_PATH}" ]; then
- echo "The input path should be a file"
- usage
- fi
- if [ -z "${OUTPUT_C_ALIGN}" ]; then
- echo "Must provide output C array alignment"
- usage
- fi
- if [ -z "${OUTPUT_C_PREFIX}" ]; then
- echo "Must provide output C array name prefix"
- usage
- fi
- printf "const char __attribute__((aligned(%s))) %s_start[] = {\n" "${OUTPUT_C_ALIGN}" "${OUTPUT_C_PREFIX}"
- od -v -t x1 -An ${INPUT_PATH} | awk '{for (i=1; i<=NF; i++) printf " 0x%s,", $i; printf "\n"; }'
- echo __dummy__ | awk "{for (i=1; i<=${NUM_ZERO_BYTES}; i++) { printf \" 0x00,\"; if (i % 16 == 0) printf \"\n\"; } }"
- printf "};\n"
- printf "const unsigned long %s_size = sizeof(%s_start);\n" "${OUTPUT_C_PREFIX}" "${OUTPUT_C_PREFIX}"
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