Library/firmware.sh

   1 #!/bin/bash
   2
   3 set -e
   4
   5 shopt -s extglob
   6 shopt -s nullglob
   7
   8 version=$(sw_vers -productVersion)
   9 cpu=$(uname -p)
  10
  11 if [[ ${cpu} == arm ]]; then
  12     data=/var/lib/dpkg
  13     model=hw.machine
  14     arch=iphoneos-arm
  15 else
  16     data=/Library/Cydia/dpkg
  17     model=hw.model
  18     arch=cydia
  19 fi
  20
  21 model=$(sysctl -n "${model}")
  22
  23 status=${data}/status
  24
  25 function lower() {
  26     sed -e 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/'
  27 }
  28
  29 # Generate New Package {{{
  30 function pseudo() {
  31     local package=$1 version=$2 description=$3 name=$4
  32     echo "/." >"${data}"/info/"${package}".list
  33
  34     cat <<EOF
  35 Package: ${package}
  36 Essential: yes
  37 Status: install ok installed
  38 Priority: required
  39 Section: System
  40 Installed-Size: 0
  41 Architecture: ${arch}
  42 Version: ${version}
  43 Description: ${description}
  44 Tag: role::cydia
  45 EOF
  46
  47     [[ -n ${name} ]] && echo "Name: ${name}"
  48     echo
  49 }
  50 # }}}
  51
  52 {
  53
  54 # Delete Old Packages {{{
  55     unset firmware
  56     unset blank
  57
  58     while IFS= read -r line; do
  59         #echo "#${firmware+@}/${blank+@} ${line}" 1>&2
  60
  61         if [[ ${line} == '' && "${blank+@}" ]]; then
  62             continue
  63         else
  64             unset blank
  65         fi
  66
  67         if [[ ${line} == "Package: "@(firmware|gsc.*|cy+*) ]]; then
  68             firmware=
  69         elif [[ ${line} == '' ]]; then
  70             blank=
  71         fi
  72
  73         if [[ "${firmware+@}" ]]; then
  74             if [[ "${blank+@}" ]]; then
  75                 unset firmware
  76             fi
  77             continue
  78         fi
  79
  80         #echo "${firmware+@}/${blank+@} ${line}" 1>&2
  81         echo "${line}"
  82     done <"${status}"
  83
  84     #echo "#${firmware+@}/${blank+@} EOF" 1>&2
  85     if ! [[ "${blank+@}" || "${firmware+@}" ]]; then
  86         echo
  87     fi
  88 # }}}
  89
  90     if [[ ${cpu} == arm ]]; then
  91         pseudo "firmware" "${version}" "almost impressive Apple frameworks"
  92
  93         while [[ 1 ]]; do
  94             gssc=$(gssc 2>&1)
  95             if [[ ${gssc} != *'(null)'* ]]; then
  96                 break
  97             fi
  98             sleep 1
  99         done
 100
 101         echo "${gssc}" | sed -re '
 102             /^    [^ ]* = [0-9.]*;$/ ! d;
 103             s/^    ([^ ]*) = ([0-9.]*);$/\1 \2/;
 104             s/([A-Z])/-\L\1/g; s/^"([^ ]*)"/\1/;
 105             s/^-//;
 106             / 0$/ d;
 107         ' | while read -r name value; do
 108             pseudo "gsc.${name}" "${value}" "virtual GraphicsServices dependency"
 109
 110             if [[ ${name} == ipad ]]; then
 111                 pseudo "gsc.wildcat" "${value}" "virtual virtual GraphicsServices dependency"
 112             fi
 113         done
 114     fi
 115
 116     if [[ ${cpu} == arm ]]; then
 117         os=ios
 118     else
 119         os=macosx
 120     fi
 121
 122     pseudo "cy+os.${os}" "${version}" "virtual operating system dependency"
 123     pseudo "cy+cpu.${cpu}" "0" "virtual CPU dependency"
 124
 125     name=${model%%*([0-9]),*([0-9])}
 126     version=${model#${name}}
 127     name=$(lower <<<${name})
 128     version=${version/,/.}
 129     pseudo "cy+model.${name}" "${version}" "virtual model dependency"
 130
 131     pseudo "cy+kernel.$(lower <<<$(sysctl -n kern.ostype))" "$(sysctl -n kern.osrelease)" "virtual kernel dependency"
 132
 133 } >"${status}"_
 134
 135 mv -f "${status}"{_,}
 136
 137 if [[ ${cpu} == arm ]]; then
 138     if [[ ! -h /User && -d /User ]]; then
 139         cp -afT /User /var/mobile
 140     fi && rm -rf /User && ln -s "/var/mobile" /User
 141
 142     echo 3 >/var/lib/cydia/firmware.ver
 143 fi