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| author | Andreas Fitzek <andreas.fitzek@iaik.tugraz.at> | 2014-07-11 13:38:49 +0200 |
|---|---|---|
| committer | Andreas Fitzek <andreas.fitzek@iaik.tugraz.at> | 2014-07-11 13:38:49 +0200 |
| commit | 1219abaf9f0029e39f5fbdf342fd4ebf07144b5b (patch) | |
| tree | 1baeb54030e016158ea287a9c87d70597e0f19f5 /pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib | |
| parent | 0bfafff409078ef49b2d4a0d71405e8f5b0eb078 (diff) | |
| download | pdf-as-4-1219abaf9f0029e39f5fbdf342fd4ebf07144b5b.tar.gz pdf-as-4-1219abaf9f0029e39f5fbdf342fd4ebf07144b5b.tar.bz2 pdf-as-4-1219abaf9f0029e39f5fbdf342fd4ebf07144b5b.zip | |
added Signature Verification Level
Diffstat (limited to 'pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib')
| -rw-r--r-- | pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/PdfAsImpl.java | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/PdfAsImpl.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/PdfAsImpl.java index 40e7faf5..7815717e 100644 --- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/PdfAsImpl.java +++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/PdfAsImpl.java @@ -232,6 +232,16 @@ public class PdfAsImpl implements PdfAs, IConfigurationConstants { .getDictionaryObject(COSName.ACRO_FORM); COSArray fields = (COSArray) acroForm .getDictionaryObject(COSName.FIELDS); + + int lastSig = -1; + for (int i = 0; i < fields.size(); i++) { + COSDictionary field = (COSDictionary) fields.getObject(i); + String type = field.getNameAsString("FT"); + if ("Sig".equals(type)) { + lastSig = i; + } + } + for (int i = 0; i < fields.size(); i++) { COSDictionary field = (COSDictionary) fields.getObject(i); String type = field.getNameAsString("FT"); @@ -242,7 +252,11 @@ public class PdfAsImpl implements PdfAs, IConfigurationConstants { // verify only specific siganture! verifyThis = signatureToVerify == currentSignature; } - + + if(signatureToVerify == -2) { + verifyThis = i == lastSig; + } + if (verifyThis) { logger.trace("Found Signature: "); COSBase base = field.getDictionaryObject("V"); |