fuzz, backtest: add dump_elf_to_pb flag to backtest

Author: mjain-jump

src/app/firedancer/topology.c

@@ -1033,6 +1033,7 @@ fd_topo_configure_tile( fd_topo_tile_t * tile,
       tile->exec.dump_instr_to_pb = config->capture.dump_instr_to_pb;
       tile->exec.dump_txn_to_pb = config->capture.dump_txn_to_pb;
       tile->exec.dump_syscall_to_pb = config->capture.dump_syscall_to_pb;
+      tile->exec.dump_elf_to_pb = config->capture.dump_elf_to_pb;
     } else if( FD_UNLIKELY( !strcmp( tile->name, "writer" ) ) ) {
       tile->writer.funk_obj_id = fd_pod_query_ulong( config->topo.props, "funk", ULONG_MAX );
       strncpy( tile->writer.solcap_capture, config->capture.solcap_capture, sizeof(tile->writer.solcap_capture) );

src/app/shared/fd_config.h

@@ -458,6 +458,7 @@ struct fd_config {
     ulong capture_start_slot;
     char  dump_proto_dir[ PATH_MAX ];
     char  solcap_capture[ PATH_MAX ];
+    int   dump_elf_to_pb;
     int   dump_syscall_to_pb;
     int   dump_instr_to_pb;
     int   dump_txn_to_pb;

src/app/shared/fd_config_parse.c

@@ -239,6 +239,7 @@ fd_config_extract_pod( uchar *       pod,
   CFG_POP      ( ulong,  capture.capture_start_slot                       );
   CFG_POP      ( cstr,   capture.solcap_capture                           );
   CFG_POP      ( cstr,   capture.dump_proto_dir                           );
+  CFG_POP      ( bool,   capture.dump_elf_to_pb                           );
   CFG_POP      ( bool,   capture.dump_syscall_to_pb                       );
   CFG_POP      ( bool,   capture.dump_instr_to_pb                         );
   CFG_POP      ( bool,   capture.dump_txn_to_pb                           );

src/disco/topo/fd_topo.h

@@ -348,6 +348,7 @@ struct fd_topo_tile {
       int   dump_instr_to_pb;
       int   dump_txn_to_pb;
       int   dump_syscall_to_pb;
+      int   dump_elf_to_pb;
     } exec;
 
     struct {

src/discof/exec/fd_exec_tile.c

@@ -356,6 +356,7 @@ unprivileged_init( fd_topo_t *      topo,
     ctx->capture_ctx->dump_instr_to_pb = tile->exec.dump_instr_to_pb;
     ctx->capture_ctx->dump_txn_to_pb = tile->exec.dump_txn_to_pb;
     ctx->capture_ctx->dump_syscall_to_pb = tile->exec.dump_syscall_to_pb;
+    ctx->capture_ctx->dump_elf_to_pb = tile->exec.dump_elf_to_pb;
   } else {
     ctx->capture_ctx = NULL;
   }