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Fix verify debug messages

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Teach it about the various error conditions.
This commit is contained in:
Daniel Drake 2007-10-16 14:35:33 +01:00
parent 801fcfc07c
commit c97f4bb1a7
1 changed files with 25 additions and 3 deletions
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28
libfprint/core.c
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@ -318,12 +318,34 @@ API_EXPORTED int fp_verify_finger(struct fp_dev *dev,
fp_dbg("to be handled by %s", drv->name); fp_dbg("to be handled by %s", drv->name);
r = drv->verify(dev, enrolled_print); r = drv->verify(dev, enrolled_print);
if (r < 0) if (r < 0) {
fp_dbg("verify error %d", r); fp_dbg("verify error %d", r);
else if (r == 0) return r;
}
switch (r) {
case FP_VERIFY_NO_MATCH:
fp_dbg("result: no match"); fp_dbg("result: no match");
else break;
case FP_VERIFY_MATCH:
fp_dbg("result: match"); fp_dbg("result: match");
break;
case FP_VERIFY_RETRY:
fp_dbg("verify should retry");
break;
case FP_VERIFY_RETRY_TOO_SHORT:
fp_dbg("swipe was too short, verify should retry");
break;
case FP_VERIFY_RETRY_CENTER_FINGER:
fp_dbg("finger was not centered, verify should retry");
break;
case FP_VERIFY_RETRY_REMOVE_FINGER:
fp_dbg("scan failed, remove finger and retry");
break;
default:
fp_err("unrecognised return code %d", r);
return -EINVAL;
}
return r; return r;
} }