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!macro StrAppendChar src_str src_idx dst_str
Push $R0
StrCpy $R0 ${src_str} 1 ${src_idx}
StrCpy ${dst_str} ${dst_str}$R0
Pop $R0
!macroend
!define StrAppendChar `!insertmacro StrAppendChar`
; Takes a Guid string and returns the mangled form found in Windows Installer registry values
; Input MUST contain dashes but no brackets enclosing the guid
!macro MangleGuidForRegistry src dst
StrCpy ${dst} ""
${StrAppendChar} ${src} 7 ${dst}
${StrAppendChar} ${src} 6 ${dst}
${StrAppendChar} ${src} 5 ${dst}
${StrAppendChar} ${src} 4 ${dst}
${StrAppendChar} ${src} 3 ${dst}
${StrAppendChar} ${src} 2 ${dst}
${StrAppendChar} ${src} 1 ${dst}
${StrAppendChar} ${src} 0 ${dst}
; Dash
${StrAppendChar} ${src} 12 ${dst}
${StrAppendChar} ${src} 11 ${dst}
${StrAppendChar} ${src} 10 ${dst}
${StrAppendChar} ${src} 9 ${dst}
; Dash
${StrAppendChar} ${src} 17 ${dst}
${StrAppendChar} ${src} 16 ${dst}
${StrAppendChar} ${src} 15 ${dst}
${StrAppendChar} ${src} 14 ${dst}
; Dash
${StrAppendChar} ${src} 20 ${dst}
${StrAppendChar} ${src} 19 ${dst}
${StrAppendChar} ${src} 22 ${dst}
${StrAppendChar} ${src} 21 ${dst}
; Dash
${StrAppendChar} ${src} 25 ${dst}
${StrAppendChar} ${src} 24 ${dst}
${StrAppendChar} ${src} 27 ${dst}
${StrAppendChar} ${src} 26 ${dst}
${StrAppendChar} ${src} 29 ${dst}
${StrAppendChar} ${src} 28 ${dst}
${StrAppendChar} ${src} 31 ${dst}
${StrAppendChar} ${src} 30 ${dst}
${StrAppendChar} ${src} 33 ${dst}
${StrAppendChar} ${src} 32 ${dst}
${StrAppendChar} ${src} 35 ${dst}
${StrAppendChar} ${src} 34 ${dst}
!macroend
!define MangleGuidForRegistry `!insertmacro MangleGuidForRegistry`
!macro UnmangleGuidFromRegistry src dst
StrCpy ${dst} ""
${StrAppendChar} ${src} 7 ${dst}
${StrAppendChar} ${src} 6 ${dst}
${StrAppendChar} ${src} 5 ${dst}
${StrAppendChar} ${src} 4 ${dst}
${StrAppendChar} ${src} 3 ${dst}
${StrAppendChar} ${src} 2 ${dst}
${StrAppendChar} ${src} 1 ${dst}
${StrAppendChar} ${src} 0 ${dst}
${StrAppendChar} "-" 0 ${dst}
${StrAppendChar} ${src} 11 ${dst}
${StrAppendChar} ${src} 10 ${dst}
${StrAppendChar} ${src} 9 ${dst}
${StrAppendChar} ${src} 8 ${dst}
${StrAppendChar} "-" 0 ${dst}
${StrAppendChar} ${src} 15 ${dst}
${StrAppendChar} ${src} 14 ${dst}
${StrAppendChar} ${src} 13 ${dst}
${StrAppendChar} ${src} 12 ${dst}
${StrAppendChar} "-" 0 ${dst}
${StrAppendChar} ${src} 17 ${dst}
${StrAppendChar} ${src} 16 ${dst}
${StrAppendChar} ${src} 19 ${dst}
${StrAppendChar} ${src} 18 ${dst}
${StrAppendChar} "-" 0 ${dst}
${StrAppendChar} ${src} 21 ${dst}
${StrAppendChar} ${src} 20 ${dst}
${StrAppendChar} ${src} 23 ${dst}
${StrAppendChar} ${src} 22 ${dst}
${StrAppendChar} ${src} 25 ${dst}
${StrAppendChar} ${src} 24 ${dst}
${StrAppendChar} ${src} 27 ${dst}
${StrAppendChar} ${src} 26 ${dst}
${StrAppendChar} ${src} 29 ${dst}
${StrAppendChar} ${src} 28 ${dst}
${StrAppendChar} ${src} 31 ${dst}
${StrAppendChar} ${src} 30 ${dst}
!macroend
!define UnmangleGuidFromRegistry `!insertmacro UnmangleGuidFromRegistry`