shlib.c File Reference

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Functions
void	print_shlib_info_map (const PAPI_shlib_info_t *shinfo, int quiet)
void	display (char *msg)
int	main (int argc, char **argv)

Function Documentation

display()

void display

(

char *

msg

)

Definition at line 54 of file shlib.c.

{
    int i;
    for (i=0; i<64; i++)
    {
        printf( "%1d", (msg[i] ? 1 : 0) );
    }
    printf("\n");
}

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main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 65 of file shlib.c.

{
    int retval,quiet;

    const PAPI_shlib_info_t *shinfo;

    /* Set TESTS_QUIET variable */
    quiet = tests_quiet( argc, argv );

    retval = PAPI_library_init( PAPI_VER_CURRENT );
    if (retval != PAPI_VER_CURRENT ) {
        test_fail( __FILE__, __LINE__, "PAPI_library_init", retval );
    }

    if ( ( shinfo = PAPI_get_shared_lib_info(  ) ) == NULL ) {
        test_skip( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
    }

    if ( ( shinfo->count == 0 ) && ( shinfo->map ) ) {
        test_fail( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
    }

    print_shlib_info_map(shinfo, quiet);

    /* Needed for debugging, so you can ^Z and stop the process, */
    /* inspect /proc to see if it's right */
    sleep( 1 );

#ifndef NO_DLFCN
    {

    const char *_libname = "libcrypt.so";
    void *handle;
    void ( *setkey) (const char *key);
    void ( *encrypt) (char block[64], int edflag);
    char key[64]={
        1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,
        1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,
        1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,
        1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,
    }; /* bit pattern for key */
    char orig[64];      /* bit pattern for messages */
    char txt[64];           /* bit pattern for messages */

    int oldcount;

    handle = dlopen( _libname, RTLD_NOW );
    if ( !handle ) {
        printf( "dlopen: %s\n", dlerror(  ) );
        if (!quiet) printf( "Did you forget to set the environmental "
            "variable LIBPATH (in AIX) or "
            "LD_LIBRARY_PATH (in linux) ?\n" );
            test_fail( __FILE__, __LINE__, "dlopen", 1 );
    }

    setkey = dlsym( handle, "setkey" );
    encrypt = dlsym( handle, "encrypt" );
    if ( setkey == NULL || encrypt == NULL) {
        if (!quiet) printf( "dlsym: %s\n", dlerror(  ) );
        test_fail( __FILE__, __LINE__, "dlsym", 1 );
    }

    memset(orig,0,64);
    memcpy(txt,orig,64);
    setkey(key);

    if (!quiet) {
        printf("original  ");
        display(txt);
    }

    encrypt(txt, 0);   /* encode */

    if (!quiet) {
        printf("encrypted ");
        display(txt);
    }

    if (!memcmp(txt,orig,64)) {
        test_fail( __FILE__, __LINE__, "encode", 1 );
    }

    encrypt(txt, 1);   /* decode */

    if (!quiet) {
        printf("decrypted ");
        display(txt);
    }

    if (memcmp(txt,orig,64)) {
        test_fail( __FILE__, __LINE__, "decode", 1 );
    }

    oldcount = shinfo->count;

    if ( ( shinfo = PAPI_get_shared_lib_info(  ) ) == NULL ) {
        test_fail( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
    }

    /* Needed for debugging, so you can ^Z and stop the process, */
    /* inspect /proc to see if it's right */
    sleep( 1 );

    if ( ( shinfo->count == 0 ) && ( shinfo->map ) ) {
        test_fail( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
    }

    if ( shinfo->count <= oldcount ) {
        test_fail( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
    }

    print_shlib_info_map(shinfo, quiet);

    /* Needed for debugging, so you can ^Z and stop the process, */
    /* inspect /proc to see if it's right */
    sleep( 1 );

    dlclose( handle );

    }
#endif

    test_pass( __FILE__ );

    return 0;

}

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print_shlib_info_map()

void print_shlib_info_map	(	const PAPI_shlib_info_t *	shinfo,
		int	quiet
	)

Definition at line 19 of file shlib.c.

{
    PAPI_address_map_t *map = shinfo->map;
    int i;
    if (NULL == map) {
        test_fail(__FILE__, __LINE__, "PAPI_get_shared_lib_info", 1);
    }

    if (!quiet) for ( i = 0; i < shinfo->count; i++ ) {
        printf( "Library: %s\n", map->name );
        printf( "Text start: %p, Text end: %p\n", map->text_start,
                map->text_end );
        printf( "Data start: %p, Data end: %p\n", map->data_start,
                map->data_end );
        printf( "Bss start: %p, Bss end: %p\n", map->bss_start, map->bss_end );

        if ( strlen( &(map->name[0]) ) == 0 )
            test_fail( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
        if ( ( map->text_start == 0x0 ) || ( map->text_end == 0x0 ) ||
             ( map->text_start >= map->text_end ) )
            test_fail( __FILE__, __LINE__, "PAPI_get_shared_lib_info", 1 );
/*
       if ((map->data_start == 0x0) || (map->data_end == 0x0) ||
       (map->data_start >= map->data_end))
     test_fail(__FILE__, __LINE__, "PAPI_get_shared_lib_info",1);
       if (((map->bss_start) && (!map->bss_end)) ||
       ((!map->bss_start) && (map->bss_end)) ||
       (map->bss_start > map->bss_end))
     test_fail(__FILE__, __LINE__, "PAPI_get_shared_lib_info",1);
*/

        map++;
    }
}

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