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/*
ksymoops.h.
Copyright Keith Owens <kaos@ocs.com.au>.
Released under the GNU Public Licence, Version 2.
Tue Nov 3 02:31:01 EST 1998
Version 0.6
Read lsmod (/proc/modules).
Convert from a.out to bfd, using same format as ksymoops.
PPC trace addresses are not bracketed, add new re.
Wed Oct 28 13:47:23 EST 1998
Version 0.4
Split into separate sources.
*/
#include <sys/types.h>
#include <regex.h>
#include <stdio.h>
/* Pity this is not externalised, see binfmt_elf.c */
#define elf_addr_t unsigned long
extern char *prefix;
extern char *path_nm; /* env KSYMOOPS_NM */
extern char *path_find; /* env KSYMOOPS_FIND */
extern char *path_objdump; /* env KSYMOOPS_OBJDUMP */
extern int debug;
extern int errors;
extern int warnings;
typedef struct symbol SYMBOL;
struct symbol {
char *name; /* name of symbol */
char type; /* type of symbol from nm/System.map */
char keep; /* keep this symbol in merged map? */
elf_addr_t address; /* address in kernel */
};
/* Header for symbols from one particular source */
typedef struct symbol_set SYMBOL_SET;
struct symbol_set {
char *source; /* where the symbols came from */
int used; /* number of symbols used */
int alloc; /* number of symbols allocated */
SYMBOL *symbol; /* dynamic array of symbols */
SYMBOL_SET *related; /* any related symbol set */
};
extern SYMBOL_SET ss_vmlinux;
extern SYMBOL_SET ss_ksyms_base;
extern SYMBOL_SET *ss_ksyms_module;
extern int ss_ksyms_modules;
extern SYMBOL_SET ss_lsmod;
extern SYMBOL_SET *ss_object;
extern int ss_objects;
extern SYMBOL_SET ss_system_map;
extern SYMBOL_SET ss_merged; /* merged map with info from all sources */
extern SYMBOL_SET ss_Version; /* Version_ numbers where available */
/* Regular expression stuff */
extern regex_t re_nm;
extern regmatch_t *re_nm_pmatch;
extern regex_t re_bracketed_address;
extern regmatch_t *re_bracketed_address_pmatch;
extern regex_t re_unbracketed_address;
extern regmatch_t *re_unbracketed_address_pmatch;
/* Bracketed address: optional '[', required '<', at least 4 hex characters,
* required '>', optional ']', optional white space.
*/
#define BRACKETED_ADDRESS "\\[*<([0-9a-fA-F]{4,})>\\]*[ \t]*"
#define UNBRACKETED_ADDRESS "([0-9a-fA-F]{4,})[ \t]*"
/* io.c */
extern int regular_file(const char *file, const char *msg);
extern FILE *fopen_local(const char *file, const char *mode, const char *msg);
extern void fclose_local(FILE *f, const char *msg);
extern char *fgets_local(char **line, int *size, FILE *f, const char *msg);
extern int fwrite_local(void const *ptr, size_t size, size_t nmemb,
FILE *stream, const char *msg);
extern FILE *popen_local(const char *cmd, const char *msg);
extern void pclose_local(FILE *f, const char *msg);
/* ksyms.c */
extern void read_ksyms(const char *ksyms);
extern void map_ksyms_to_modules(void);
extern void read_lsmod(const char *lsmod);
extern void compare_ksyms_lsmod(void);
/* misc.c */
extern void malloc_error(const char *msg);
extern const char *format_address(elf_addr_t address);
extern char *find_fullpath(const char *program);
/* map.c */
extern void read_system_map(const char *system_map);
extern void merge_maps(const char *save_system_map);
extern void compare_maps(const SYMBOL_SET *ss1, const SYMBOL_SET *ss2,
int precedence);
/* object.c */
extern SYMBOL_SET *adjust_object_offsets(SYMBOL_SET *ss);
extern void read_vmlinux(const char *vmlinux);
extern void expand_objects(char * const *object, int objects);
extern void read_object(const char *object, int i);
/* oops.c */
extern int Oops_read(int filecount, char * const *filename, int code_bytes,
int one_shot);
/* re.c */
extern void re_compile(regex_t *preg, const char *regex, int cflags,
regmatch_t **pmatch);
extern void re_compile_common(void);
extern void re_strings(regex_t *preg, const char *text, regmatch_t *pmatch,
char ***string);
extern void re_strings_free(const regex_t *preg, char ***string);
extern void re_string_check(int need, int available, const char *msg);
/* symbol.c */
extern void ss_init(SYMBOL_SET *ss, const char *msg);
extern void ss_free(SYMBOL_SET *ss);
extern void ss_init_common(void);
extern SYMBOL *find_symbol_name(const SYMBOL_SET *ss, const char *symbol,
int *start);
extern void add_symbol_n(SYMBOL_SET *ss, const elf_addr_t address,
const char type, const char keep, const char *symbol);
extern void add_symbol(SYMBOL_SET *ss, const char *address, const char type,
const char keep, const char *symbol);
extern char *map_address(const SYMBOL_SET *ss, const elf_addr_t address);
extern void ss_sort_atn(SYMBOL_SET *ss);
extern void ss_sort_na(SYMBOL_SET *ss);
extern SYMBOL_SET *ss_copy(const SYMBOL_SET *ss);
extern void add_Version(const char *version, const char *source);
extern void extract_Version(SYMBOL_SET *ss);
extern void compare_Version(void);
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