Hi!
Paul: As I understood the sfz format is text-based. I didn't take a look.
But depending on what it looks like, a parser generator might be good advice.
If the SFZ is an xml variant libxml might be better suited.
Kindest regards
Julien
Here's what a snippet from a SFZ file looks like:
[BEGIN SFZ]
/////////////////////////////////////////////////////////////////////////////
// Region Name: NOTE E_
<region>
sample=E_1.wav
key=52
lovel=111 hivel=127
<region>
sample=E_2.wav
key=52
lovel=86 hivel=110
<region>
sample=E_3.wav
key=52
lovel=71 hivel=85
<region>
sample=E_4.wav
key=52
lovel=0 hivel=70
/////////////////////////////////////////////////////////////////////////////
// Region Name: NOTE F_
<region>
sample=F_1.wav
key=53
lovel=111 hivel=127
<region>
sample=F_2.wav
key=53
lovel=86 hivel=110
<region>
sample=F_3.wav
key=53
lovel=71 hivel=85
<region>
sample=F_4.wav
key=53
lovel=0 hivel=70