X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=direct%2Fdtest.c;h=be492b47c9a7dff8ee9e56720755e9d1c19a839e;hp=07c80598c72c6e6ab4bf5031fee5f8c6fe47647a;hb=ea4200a7a79a0b43509f9267292aadbf16fba2a9;hpb=e434bac0480bf62ea4d66519ff40dad3d2e3e410 diff --git a/direct/dtest.c b/direct/dtest.c index 07c8059..be492b4 100644 --- a/direct/dtest.c +++ b/direct/dtest.c @@ -1,3 +1,16 @@ +/* + * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. + * + * Copyright (C) 2002-2007 Aleph One Ltd. + * for Toby Churchill Ltd and Brightstar Engineering + * + * Created by Charles Manning + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + /* * Test code for the "direct" interface. */ @@ -532,7 +545,7 @@ void dump_directory_tree_worker(const char *dname,int recursive) yaffs_DIR *d; yaffs_dirent *de; struct yaffs_stat s; - char str[100]; + char str[1000]; d = yaffs_opendir(dname); @@ -548,7 +561,7 @@ void dump_directory_tree_worker(const char *dname,int recursive) yaffs_lstat(str,&s); - printf("%s length %d mode %X ",str,(int)s.st_size,s.st_mode); + printf("%s inode %d obj %x length %d mode %X ",str,s.st_ino,de->d_dont_use,(int)s.st_size,s.st_mode); switch(s.st_mode & S_IFMT) { case S_IFREG: printf("data file"); break; @@ -1735,29 +1748,195 @@ void multi_mount_test(const char *mountpt,int nmounts) int j; sprintf(a,"%s/a",mountpt); + + yaffs_StartUp(); + for(i = 0; i < nmounts; i++){ + int h0; + int h1; + int len0; + int len1; + + static char xx[1000]; + + printf("############### Iteration %d Start\n",i); + if(1 || i == 0 || i == 5) + yaffs_mount(mountpt); + dump_directory_tree(mountpt); + + + yaffs_mkdir(a,0); + + sprintf(xx,"%s/0",a); + h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + + sprintf(xx,"%s/1",a); + h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + + for(j = 0; j < 200; j++){ + yaffs_write(h0,xx,1000); + yaffs_write(h1,xx,1000); + } + + len0 = yaffs_lseek(h0,0,SEEK_END); + len1 = yaffs_lseek(h1,0,SEEK_END); + + yaffs_lseek(h0,0,SEEK_SET); + yaffs_lseek(h1,0,SEEK_SET); + + for(j = 0; j < 200; j++){ + yaffs_read(h0,xx,1000); + yaffs_read(h1,xx,1000); + } + + + yaffs_truncate(h0,0); + yaffs_close(h0); + yaffs_close(h1); + + printf("########### %d\n",i); + dump_directory_tree(mountpt); + + if(1 || i == 4 || i == nmounts -1) + yaffs_unmount(mountpt); + } +} + + +void small_mount_test(const char *mountpt,int nmounts) +{ + + char a[30]; + char b[30]; + char c[30]; + int i; + int j; + + int h0; + int h1; + int len0; + int len1; + int nread; + sprintf(a,"%s/a",mountpt); + yaffs_StartUp(); + + for(i = 0; i < nmounts; i++){ + + static char xx[1000]; + printf("############### Iteration %d Start\n",i); - yaffs_mount(mountpt); + if(1 || i == 0 || i == 5) + yaffs_mount(mountpt); + dump_directory_tree(mountpt); + yaffs_mkdir(a,0); - for(j = 0; j < i; j++){ - sprintf(b,"%s/%d",a,j); - verify_200k_file(b); + + sprintf(xx,"%s/0",a); + if(i ==0){ + + h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + for(j = 0; j < 130; j++) + yaffs_write(h0,xx,1000); + yaffs_close(h0); } - sprintf(b,"%s/%d",a,i); + + h0 = yaffs_open(xx,O_RDONLY,0); + + sprintf(xx,"%s/1",a); + h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + + while((nread = yaffs_read(h0,xx,1000)) > 0) + yaffs_write(h1,xx,nread); + + + len0 = yaffs_lseek(h0,0,SEEK_END); + len1 = yaffs_lseek(h1,0,SEEK_END); + + yaffs_lseek(h0,0,SEEK_SET); + yaffs_lseek(h1,0,SEEK_SET); - write_200k_file(b,"",""); + for(j = 0; j < 200; j++){ + yaffs_read(h0,xx,1000); + yaffs_read(h1,xx,1000); + } - printf("######## Iteration %d End\n",i); + yaffs_close(h0); + yaffs_close(h1); + + printf("########### %d\n",i); dump_directory_tree(mountpt); + + if(1 || i == 4 || i == nmounts -1) + yaffs_unmount(mountpt); + } +} + + +int early_exit; + +void small_overwrite_test(const char *mountpt,int nmounts) +{ + + char a[30]; + char b[30]; + char c[30]; + + int i; + int j; + + int h0; + int h1; + int len0; + int len1; + int nread; + + sprintf(a,"%s/a",mountpt); + + yaffs_StartUp(); + + + + for(i = 0; i < nmounts; i++){ - yaffs_unmount(mountpt); + static char xx[8000]; + + printf("############### Iteration %d Start\n",i); + if(1) + yaffs_mount(mountpt); + + dump_directory_tree(mountpt); + + yaffs_mkdir(a,0); + + sprintf(xx,"%s/0",a); + h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + sprintf(xx,"%s/1",a); + h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + + for(j = 0; j < 1000000; j+=1000){ + yaffs_truncate(h0,j); + yaffs_lseek(h0,j,SEEK_SET); + yaffs_write(h0,xx,7000); + yaffs_write(h1,xx,7000); + + if(early_exit) + exit(0); + } + + yaffs_close(h0); + + printf("########### %d\n",i); + dump_directory_tree(mountpt); + + if(1) + yaffs_unmount(mountpt); } } @@ -1934,7 +2113,7 @@ void huge_array_test(const char *mountpt,int n) verify_file_of_size(a,10000000); } - printf("\n\n\ verification/deletion\n\n"); + printf("\n\n verification/deletion\n\n"); for(i = 0; i < fnum; i++){ sprintf(a,"%s/file%d",mountpt,i); @@ -1943,11 +2122,112 @@ void huge_array_test(const char *mountpt,int n) printf("deleting file %s\n",a); yaffs_unlink(a); } - printf("\n\n\ done \n\n"); + printf("\n\n done \n\n"); } } + + +void random_write(int h) +{ + static char buffer[12000]; + int n; + + n = random() & 0x1FFF; + yaffs_write(h,buffer,n); +} + +void random_seek(int h) +{ + int n; + n = random() & 0xFFFFF; + yaffs_lseek(h,n,SEEK_SET); +} + +void random_truncate(int h, char * name) +{ + int n; + int flen; + n = random() & 0xFFFFF; + flen = yaffs_lseek(h,0,SEEK_END); + if(n > flen) + n = flen / 2; + yaffs_truncate(name,n); + yaffs_lseek(h,n,SEEK_SET); +} + + +#define NSMALLFILES 10 +void random_small_file_test(const char *mountpt,int iterations) +{ + + char a[NSMALLFILES][50]; + + + int i; + int n; + int j; + int h[NSMALLFILES]; + int r; + int fnum; + + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + for(i = 0; i < NSMALLFILES; i++){ + h[i]=-1; + strcpy(a[i],""); + } + + for(n = 0; n < iterations; n++){ + + for(i = 0; i < NSMALLFILES; i++) { + r = random(); + + if(strlen(a[i]) == 0){ + sprintf(a[i],"%s/%dx%d",mountpt,n,i); + h[i] = yaffs_open(a,O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); + } + + if(h[i] < -1) + printf("Could not open yaffs file %d %d error %d\n",n,i,h[i]); + else { + r = r & 7; + switch(r){ + case 0: + case 1: + case 2: + random_write(h[i]); + break; + case 3: + random_truncate(h[i],a[i]); + break; + case 4: + case 5: random_seek(h[i]); + break; + case 6: + yaffs_close(h[i]); + h[i] = -1; + break; + case 7: + yaffs_close(h[i]); + yaffs_unlink(a[i]); + strcpy(a[i],""); + h[i] = -1; + } + } + } + + } + + for(i = 0; i < NSMALLFILES; i++) + yaffs_close(h[i]); + + yaffs_unmount(mountpt); +} @@ -1957,7 +2237,7 @@ int main(int argc, char *argv[]) //return cache_read_test(); - //resize_stress_test_no_grow("/flash",20); + resize_stress_test_no_grow("/flash/flash",20); //huge_directory_test_on_path("/ram2k"); @@ -1967,10 +2247,11 @@ int main(int argc, char *argv[]) //scan_pattern_test("/flash",10000,10); //short_scan_test("/flash/flash",40000,200); - //multi_mount_test("/flash/flash",20); - //checkpoint_fill_test("/flash/flash",20); - //checkpoint_upgrade_test("/flash/flash",20); - huge_array_test("/flash/flash",10); + //small_mount_test("/flash/flash",1000); + //small_overwrite_test("/flash/flash",1000); + //checkpoint_fill_test("/flash/flash",20); + // random_small_file_test("/flash/flash",10000); + // huge_array_test("/flash/flash",10);