ref-array[0] is most likely what you are looking for. [0]: https://github.com/TooTallNate/ref-array
On Sun, Mar 2, 2014 at 11:45 PM, vikhyath reddy <[email protected]>wrote: > Hi, > > I am sure you guys must have had this figured out already. I am running > into a bit of trouble trying to access struct data. > > I have a simple C method that fills a struct array > > typedef struct teststruct { > > int a; > > } test; > > void testfunc(test **s) > > { > > s[0] = malloc(sizeof(test)); > > s[0]->a = 2; > > printf("assigned %d\n", s[0]->a); > > s[1] = malloc(sizeof(test)); > > s[1]->a = 3; > > printf("assigned %d\n", s[1]->a); > > } > > And I try to use this method from nodejs-ffi > > var ref = require('ref'); > > var ffi = require('ffi'); > > var Struct = require('ref-struct'); > > var teststruct = Struct({ > > 'a': 'int' > > }); > > var testlib = ffi.Library("/Users/vik/work/ffi-node/test.so", { > > 'testfunc': ['void', [ref.refType(ref.refType(teststruct))] ] > > }); > > var ptr = ref.alloc(ref.refType(teststruct)); > > testlib.testfunc(ptr); > > console.log(ptr.deref().deref().a); // prints 2 as expected, 0th index in > the struct array > > Now how do I print 3 which is the 1st index in the struct array? > > > Much appreciated all your help. > > Thanks, > > Vik. > > -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "nodejs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en --- You received this message because you are subscribed to the Google Groups "nodejs" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
