maxlen is provided by the caller of the function, to tell the backend how much memory the caller has allocated for image data.
allan On Tue, Mar 8, 2016 at 3:09 AM, ky gcp <[email protected]> wrote: > hi, > > how is the argument maxlen determined in sane_read() function? > > SANE_Status sane_read (SANE_Handle h, SANE_Byte * buf, SANE_Int maxlen, > SANE_Int * len); > > Thanks for your help. > > -- > sane-devel mailing list: [email protected] > http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > to [email protected] -- "well, I stand up next to a mountain- and I chop it down with the edge of my hand" -- sane-devel mailing list: [email protected] http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel Unsubscribe: Send mail with subject "unsubscribe your_password" to [email protected]
