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+/* Miscellaneous simulator utilities.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ Contributed by Cygnus Support.
+
+This file is part of GDB, the GNU debugger.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#ifndef SIM_UTILS_H
+#define SIM_UTILS_H
+
+/* Memory management with an allocator that clears memory before use. */
+
+void *zalloc (unsigned long size);
+
+#define ZALLOC(TYPE) (TYPE*)zalloc(sizeof (TYPE))
+#define NZALLOC(TYPE,N) (TYPE*)zalloc(sizeof (TYPE) * (N))
+
+void zfree(void*);
+
+/* Turn VALUE into a string with commas. */
+char *sim_add_commas (char *, int, unsigned long);
+
+/* Utilities for elapsed time reporting. */
+
+/* Opaque type, known only inside sim_elapsed_time_foo fns. Externally
+ it is known to never have the value zero. */
+typedef unsigned long SIM_ELAPSED_TIME;
+
+
+/* Get reference point for future call to sim_time_elapsed. */
+SIM_ELAPSED_TIME sim_elapsed_time_get (void);
+
+/* Elapsed time in milliseconds since START. */
+unsigned long sim_elapsed_time_since (SIM_ELAPSED_TIME start);
+
+/* Utilities for manipulating the load image. */
+
+SIM_RC sim_analyze_program (SIM_DESC sd, char *prog_name,
+ struct _bfd *prog_bfd);
+
+/* Load program PROG into the simulator using the function DO_LOAD.
+ If PROG_BFD is non-NULL, the file has already been opened.
+ If VERBOSE_P is non-zero statistics are printed of each loaded section
+ and the transfer rate (for consistency with gdb).
+ If LMA_P is non-zero the program sections are loaded at the LMA
+ rather than the VMA
+ If this fails an error message is printed and NULL is returned.
+ If it succeeds the bfd is returned.
+ NOTE: For historical reasons, older hardware simulators incorrectly
+ write the program sections at LMA interpreted as a virtual address.
+ This is still accommodated for backward compatibility reasons. */
+
+typedef int sim_write_fn PARAMS ((SIM_DESC sd, SIM_ADDR mem,
+ unsigned char *buf, int length));
+struct _bfd *sim_load_file (SIM_DESC sd, const char *myname,
+ host_callback *callback, char *prog,
+ struct _bfd *prog_bfd, int verbose_p,
+ int lma_p, sim_write_fn do_load);
+
+/* Internal version of sim_do_command, include formatting */
+void sim_do_commandf (SIM_DESC sd, const char *fmt, ...);
+
+
+/* These are defined in callback.c as cover functions to the vprintf
+ callbacks. */
+
+void sim_cb_printf (host_callback *, const char *, ...);
+void sim_cb_eprintf (host_callback *, const char *, ...);
+
+
+/* sim-basics.h defines a number of enumerations, convert each of them
+ to a string representation */
+const char *map_to_str (unsigned map);
+const char *access_to_str (unsigned access);
+const char *transfer_to_str (unsigned transfer);
+
+#endif