b2acdf83569bcb30013ed09d885d3f48b19c1d4e
jcasper
  Wed Sep 11 16:03:26 2019 -0700
Better support for hic composite tracks, and hic trackUi pages now include
metadata from the file, refs #22316

diff --git src/hg/inc/Cstraw.h src/hg/inc/Cstraw.h
index 6f42b77..b2c7312 100644
--- src/hg/inc/Cstraw.h
+++ src/hg/inc/Cstraw.h
@@ -1,26 +1,26 @@
 /* Cstraw - a wrapper header file for making C++ functions associated with retrieving
  * data from .hic files available to C libraries.  The underlying functions come
  * from the Straw library by the Aiden Lab at the Broad Institute (see
  * kent/src/hg/lib/straw/).
 */
 #ifndef CSTRAW_H
 #define CSTRAW_H
 
 char* Cstraw (char *norm, char *fname, int binsize, char *chr1loc, char *chr2loc, char *unit, int **xActual, int **yActual, double **counts, int *numRecords);
 /* Wrapper function to retrieve a data chunk from a .hic file, for use by C libraries.
  * norm is one of NONE/VC/VC_SQRT/KR.
  * binsize is one of the supported bin sizes as determined by CstrawHeader.
  * chr1loc and chr2loc are the two positions to retrieve interaction data for, specified as chr:start-end.
  * unit is one of BP/FRAG.
  * Values are returned in newly allocated arrays in xActual, yActual, and counts, with the number of
  * returned records in numRecords.
  * The function returns NULL unless an error was encountered, in which case the return value points
  * to a character string explaining the error. */
 
-char* CstrawHeader (char *filename, char **genome, char ***chromNames, int *nChroms, char ***bpResolutions, int *nBpRes, char ***fragResolutions, int *nFragRes);
+char* CstrawHeader (char *filename, char **genome, char ***chromNames, int **chromSizes, int *nChroms, char ***bpResolutions, int *nBpRes, char ***fragResolutions, int *nFragRes, char ***attributes, int *nAttributes);
 /* Wrapper function to retrieve header fields from a .hic file, for use by C libraries.
  * This retrieves the assembly name, list of chromosome names, list of available binsize resolutions,
  * and list of available fragment resolutions in the specific .hic file.
  * The function returns NULL unless an error was encountered, in which case the return value points
  * to a character string explaining the error. */
 #endif