diff options
Diffstat (limited to 'include/mupdf/pdf/document.h')
-rw-r--r-- | include/mupdf/pdf/document.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/mupdf/pdf/document.h b/include/mupdf/pdf/document.h index 9e9121df..7d2110b7 100644 --- a/include/mupdf/pdf/document.h +++ b/include/mupdf/pdf/document.h @@ -556,7 +556,10 @@ typedef pdf_pkcs7_designated_name *(pdf_pkcs7_designated_name_fn)(pdf_pkcs7_sign /* Free the resources associated with previously obtained designated name information */ typedef void (pdf_pkcs7_drop_designated_name_fn)(pdf_pkcs7_signer *signer, pdf_pkcs7_designated_name *name); -/* Create a signature based on ranges of bytes drawn from a steam */ +/* Predict the size of the digest. The actual digest returned by create_digest will be no greater in size */ +typedef int (pdf_pkcs7_max_digest_size_fn)(pdf_pkcs7_signer *signer); + +/* Create a signature based on ranges of bytes drawn from a stream */ typedef int (pdf_pkcs7_create_digest_fn)(pdf_pkcs7_signer *signer, fz_stream *in, unsigned char *digest, int *digest_len); struct pdf_pkcs7_signer_s @@ -565,6 +568,7 @@ struct pdf_pkcs7_signer_s pdf_pkcs7_drop_fn *drop; pdf_pkcs7_designated_name_fn *designated_name; pdf_pkcs7_drop_designated_name_fn *drop_designated_name; + pdf_pkcs7_max_digest_size_fn *max_digest_size; pdf_pkcs7_create_digest_fn *create_digest; }; |