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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [fs/] [jffs2/] [current/] [tests/] [jffs2_3.c] - Rev 838
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//========================================================================== // // jffs2_3.c // // Test garbage collect on a filesystem // //========================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 2005 Free Software Foundation, Inc. // // eCos 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. // // eCos 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 eCos; if not, write to the Free Software Foundation, Inc., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. // // As a special exception, if other files instantiate templates or use // macros or inline functions from this file, or you compile this file // and link it with other works to produce a work based on this file, // this file does not by itself cause the resulting work to be covered by // the GNU General Public License. However the source code for this file // must still be made available in accordance with section (3) of the GNU // General Public License v2. // // This exception does not invalidate any other reasons why a work based // on this file might be covered by the GNU General Public License. // ------------------------------------------- // ####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): asl // Contributors: asl // Date: 2005-01-16 // Purpose: Test garbage collect on a filesystem // Description: This test creates and deletes files in order // to test the garbage collection code. // //####DESCRIPTIONEND#### // //========================================================================== #include <pkgconf/io_flash.h> #include <stdio.h> #include <unistd.h> #include <fcntl.h> #include <errno.h> #include <string.h> #include <stdlib.h> #include <cyg/fileio/fileio.h> #include <cyg/io/flash.h> #include <cyg/crc/crc.h> #include <cyg/infra/testcase.h> #include <cyg/infra/diag.h> // HAL polled output #include <pkgconf/fs_jffs2.h> // Address of JFFS2 //========================================================================== #define stringify2(_x_) #_x_ #define stringify(_x_) stringify2(_x_) #if defined(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1) # define JFFS2_TEST_DEV CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1 #elif defined(CYGFUN_IO_FLASH_BLOCK_FROM_FIS) # define JFFS2_TEST_DEV "/dev/flash/fis/jffs2test" #else // fall back to using a user set area in the first device (only) # define JFFS2_TEST_DEV "/dev/flash/0/" stringify(CYGNUM_FS_JFFS2_TEST_OFFSET) "," stringify(CYGNUM_FS_JFFS2_TEST_LENGTH) #endif //========================================================================== #define ITERATIONS 1000000 #define NELEM(_x_) (sizeof(_x_)/sizeof(*(_x_))) #define SHOW_RESULT( _fn, _res ) \ diag_printf("FAIL: " #_fn "() returned %d %s\n", _res, \ (unsigned long) _res<0?strerror(errno):""); //========================================================================== // file creation, deletion and testing functions static void create_file(int i) { cyg_int32 buffer[1020]; char name[16]; cyg_uint32 j; int fd, err; sprintf(name,"test%07d",i); fd = creat(name, S_IRWXU); if (fd == -1) SHOW_RESULT( creat, fd ); for (j=1; j < NELEM(buffer); j++) { buffer[j] = rand(); } buffer[0] = 0; buffer[0] = cyg_posix_crc32((unsigned char *)buffer, sizeof(buffer)); err = write(fd, buffer, sizeof(buffer)); if (err == -1) SHOW_RESULT( write, err ); err = close(fd); if (err == -1) SHOW_RESULT( close, err ); } static void delete_file(int i) { char name[16]; int err; sprintf(name,"test%07d",i); err = unlink(name); if (err == -1) SHOW_RESULT( unlink, err ); } static void check_file(int i) { char name[16]; int err, fd; cyg_int32 buffer[1020]; cyg_uint32 crc; sprintf(name,"test%07d",i); fd = open(name, O_RDONLY); if (fd == -1) SHOW_RESULT( open, fd ); err = read(fd, buffer, sizeof(buffer)); if (err == -1) SHOW_RESULT( read, fd ); crc = buffer[0]; buffer[0] = 0; if (crc != cyg_posix_crc32((unsigned char *)buffer, sizeof(buffer))) { CYG_TEST_FAIL("File corrupt"); } err = close(fd); if (err == -1) SHOW_RESULT( read, fd ); } //========================================================================== // main int main( int argc, char **argv ) { int err, iteration; struct mallinfo minfo ; CYG_TEST_INIT(); // -------------------------------------------------------------- CYG_TEST_INFO("mount /"); err = mount( JFFS2_TEST_DEV, "/", "jffs2" ); if( err < 0 ) SHOW_RESULT( mount, err ); chdir ("/"); iteration=0; create_file(iteration); while (iteration < ITERATIONS) { if (!(iteration % 1000)) { minfo = mallinfo(); diag_printf("<INFO> Iteration %07d fordblks = %7d\n", iteration, minfo.fordblks); } iteration++; create_file(iteration); check_file(iteration-1); delete_file(iteration-1); check_file(iteration); } CYG_TEST_INFO("umount /"); err = umount( "/" ); if( err < 0 ) SHOW_RESULT( umount, err ); CYG_TEST_PASS_FINISH("jffs2_3"); }
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