dots

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pin.sh (796B)

      1 #!/bin/sh
      2 #
      3 # pin
      4 
      5 get_pin() {
      6     prompt='Pin'
      7 
      8     # get pin using dmenu and check
      9     if pin="$(dmenu -c -p "${prompt}" -P 2>/dev/null)"; then
     10         [ -n "${pin}" ] && printf '%s\n' "D ${pin}"
     11         printf 'OK\n'
     12     # operation cancelled
     13     else printf 'ERR 99\n'
     14     fi
     15 }
     16 
     17 main() {
     18     # export display
     19     if [ -z "${DISPLAY}" ]; then
     20         DISPLAY=':1'
     21         export DISPLAY
     22     fi
     23 
     24     # start msg
     25     printf 'OK Pleased to meet you\n'
     26 
     27     # ipc
     28     while read -r line; do
     29         # cmds needed to interface with pinentry
     30         cmd="$(printf '%s\n' "${line}" | cut -d ' ' -f 1)"
     31 
     32         case "${cmd}" in
     33             # GETPIN is command pinentry uses for GNUPG pass
     34             GETPIN) get_pin       ;;
     35             *)      printf 'OK\n' ;;
     36         esac
     37     done
     38 }
     39 
     40 main "${@}"