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/* Copyright (C) 2021-2023 Free Software Foundation, Inc.
Contributed by Oracle.
This file is part of GNU Binutils.
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 3, 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, 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef _COLLECT_H
#define _COLLECT_H
#include <Application.h>
extern "C"
{
typedef void (*SignalHandler)(int);
}
class Coll_Ctrl;
class Elf;
#define MAXLABELS 10 /* maximum number of -C arguments */
#define STDEBUFSIZE 24000
enum { MAX_LD_PRELOAD_TYPES = 3 };
struct Process
{
Process (pid_t _pid) : pid (_pid) { }
pid_t pid;
};
struct DtraceTool
{
DtraceTool (char*);
~DtraceTool ();
char *name; // Tool name as specified by -D flag
char *params; // Tool parameters
char *dfile; // Extracted d-script
char *mfile; // Extracted metadata file
char *ofile; // Output file
pid_t pid;
};
// collect object
class collect : Application
{
public:
collect (int argc, char *argv[], char **envp);
virtual ~collect ();
void start (int argc, char *argv[]);
void writeStr (int f, const char *buf);
// the collector control class
Coll_Ctrl *cc;
private:
enum Exec_status
{
EXEC_OK = 0, // found as runnable executable
EXEC_ELF_NOSHARE, // found, but built unshared
EXEC_IS_JAR, // found as a .jar file
EXEC_IS_CLASS, // found as a .class file but name missing .class
EXEC_IS_CLASSCLASS, // found as a .class file with explicit .class
EXEC_OPEN_FAIL, // could not be opened
EXEC_ELF_LIB, // internal error: bad elf library
EXEC_ELF_HEADER, // executable, with bad ELF header
EXEC_ELF_ARCH, // executable, but unrunnable architecture
EXEC_ISDIR, // a directory, not a file
EXEC_NOT_EXEC, // a file, but not executable
EXEC_NOT_FOUND // a directory, not a file
};
// override methods in base class
void usage ();
void short_usage ();
void show_hwc_usage ();
int check_args (int argc, char *argv[]);
void check_target (int, char **);
Exec_status check_executable (char *);
Exec_status check_executable_arch (Elf *);
char *status_str (Exec_status, char *);
int do_flag (const char *);
char *find_java (void);
char *java_path;
char *java_how;
int putenv_libcollector ();
int putenv_libcollector_ld_audits ();
int putenv_libcollector_ld_preloads ();
int putenv_libcollector_ld_misc ();
void add_ld_preload (const char *lib);
int putenv_ld_preloads ();
int putenv_memso ();
int env_strip (char *env, const char *str);
int putenv_purged_ld_preloads (const char *var);
int putenv_append (const char *var, const char *val);
void get_count_data ();
void prepare_dbx ();
int traceme (const char *file, char *const argv[]);
int checkflagterm (const char *);
void dupflagseen (char);
void dupflagseen (const char *);
void validate_config (int);
void validate_java (const char *, const char *, int);
int set_output ();
void reset_output ();
/* Logging warning messages */
char **collect_warnings;
int collect_warnings_idx;
void warn_open ();
void warn_close ();
void warn_write (const char *format, ...);
void warn_comment (const char *kind, int num, char *s = NULL, int len = 0);
char *warnfilename;
FILE *warn_file;
/* MPI experiment handling */
void setup_MPI_expt (); /* the founder experiment */
void write_MPI_founder_log ();
void close_MPI_founder_log (int, int);
void spawn_MPI_job (); /* run the MPI job */
void copy_collect_args (char ***); /* copy collect args for an MPI target */
int disabled;
int jseen_global; /* if -j flag was seen */
int verbose;
bool mem_so_me; /* if T, preload mem.so, not libcollector */
int origargc;
char **arglist;
char **origargv;
char **origenvp;
int targ_index; // index of name of target in origargv
bool is_64;
int nargs;
int njargs;
char *jargs;
int nlabels;
char *label[MAXLABELS];
char *sp_preload_list[MAX_LD_PRELOAD_TYPES + 1]; // +1 for NULL termination
char *sp_libpath_list[MAX_LD_PRELOAD_TYPES + 1]; // +1 for NULL termination
};
#endif /* ! _COLLECT_H */
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