Re: [openssl-users] Obtaining PKCS7 data length

2016-09-02 Thread David
On 02/09/2016 16:39, Dr. Stephen Henson wrote: > On Tue, Aug 30, 2016, David wrote: >> How can I obtain the length of the overall sequence which contains PKCS7 >> signed data? This is important because the length I already have may be >> longer than the actual PKCS7 data. >> > I'm curious: why do

Re: [openssl-users] Obtaining PKCS7 data length

2016-09-02 Thread Dr. Stephen Henson
On Tue, Aug 30, 2016, David wrote: > Hi, > > I have some PKCS7 data which I can read like this with OpenSSL: > > $ openssl asn1parse -i -inform der -in data.dat > 0:d=0 hl=4 l=16208 cons: SEQUENCE > 4:d=1 hl=2 l=9 prim: OBJECT:pkcs7-signedData > .. more .. > > I can load it

[openssl-users] Obtaining PKCS7 data length

2016-08-30 Thread David
Hi, I have some PKCS7 data which I can read like this with OpenSSL: $ openssl asn1parse -i -inform der -in data.dat 0:d=0 hl=4 l=16208 cons: SEQUENCE 4:d=1 hl=2 l=9 prim: OBJECT:pkcs7-signedData .. more .. I can load it in code like so: // buf contains the raw data, len the