Here is a list of all documented files with brief descriptions:

[detail level 1234]

► bc
bc.h
► debug
► include
debug.h	Include file for -D_DEBUG work
header_tl_alloc.h
tl_debug.c	Checking for allocations when compiled with "-D_DEBUG"
tl_debug_init.c	Initialize Debug Information
► dofmaps
cg_maps.c
dofmaps.h
general_maps.c
► fe
fe.h
fe_integrals_2d.c
fe_sw2_boundary_integrals.c
fe_wet_dry_integrations.c
fe_wet_dry_wrapper.c
► friction
fr_bedshstr_drag_coef.c
fr_defs.h
fr_equiv_depavg_shstr_coef.c
fr_manningsn_to_rheight.c
fr_rheight_to_manningsn.c
fr_sav_drag_coef.c
fr_stationary_ice_coef.c
fr_urv_drag_coef.c
► include
adh.h
define.h
macro.h
model_codes.h
vars.h	Builds a variable encyclopedia
► jacobian
assemble_jacobian.c
jacobian.h
► la
bcgstab_solver.c
la.h
matrix_utilities.c
scale_linear_system.c
► messg
messg.h
messg_dmax.c
messg_dsum.c
messg_imax.c
messg_imin.c
► models
► heat
heat.h
heat_residual.c
► no_model
no_init.c
no_model.h
no_resid.c
► poisson
poisson.h
poisson_residual.c
► sw2
fe_sw2_init.c
sw2.h
sw2_bc_discharge.c
sw2_bc_ele.c
sw2_bc_flapd.c
sw2_bc_flapu.c
sw2_bc_flux.c
sw2_bc_h.c
sw2_bc_hybrid.c
sw2_bc_outflow.c
sw2_bc_sluiced.c
sw2_bc_sluiceu.c
sw2_bc_tailwater.c
sw2_bc_vel.c
sw2_bc_vel_ele.c
sw2_bc_weird.c
sw2_bc_weiru.c
sw2_body_resid.c
sw2_wdflag_legacy.c
models.h
set_function_pointers.c
► newton
fe_newton.c
newton.h
newton_tools.c
► residual
assemble_residual.c
residual.h
► structs
► sarray
sarray.h
► scoverage
scoverage.c
scoverage.h
► sdt
sdt.c
sdt.h
► sdvar
sdvar.c
sdvar.h
► selem
selem_1d.h
selem_2d.h
selem_3d.h
► sfile
sfile.h	Data Structure SFILE
► sflags
sflags.c
sflags.h
► sgrid
sgrid.h
► sio
sio.h
► sivar_position
sivar_position.c
sivar_position.h
► slin_sys
slin_sys.c
slin_sys.h
► slist_items
slist_items.h
► smat
► test
test.h
smat_grid.h
smat_gw.h
smat_physics.h
smat_physics_free.c
smat_physics_position_flag.c
smat_physics_printScreen.c
smat_sw.h
smat_transport.h
► smeteor
smeteor.h
► smodel
smodel.h
smodel_alloc_init.c
smodel_free.c
smodel_printScreen.c
► smodel_design
smodel_design.h
► smodel_super
smodel_super.h
smodel_super_build_dvars.c
smodel_super_no_read.c
smodel_super_read.c
► smpi
smpi.h
► snode
snode.h
► squad
squad.h
► sseries
sseries.h
► sstr_value
sstr_value.h
► ssw
ssw.h
► stensor
stensor.h
► svect
svect.h
svect2d.h
► test
run_tests.c
test.h
test_grid_read_partition.c
test_jacobian.c
test_la.c
test_newton.c
test_residual.c
test_sw2_nb.c
test_sw2_wd.c
test_timeloop.c
► timeloop
time_loop.c
time_loop.h
► tokens
tokens.h
► tools
strings.c
tools.h
► xdmf
fnctn_xdmf.h