toaruos/modules/test-write.c

54 lines
1004 B
C

/* vim: tabstop=4 shiftwidth=4 noexpandtab
* This file is part of ToaruOS and is released under the terms
* of the NCSA / University of Illinois License - see LICENSE.md
* Copyright (C) 2014-2018 K. Lange
*/
#include <kernel/system.h>
#include <kernel/module.h>
#include <kernel/fs.h>
#include <kernel/printf.h>
#include <kernel/mod/shell.h>
DEFINE_SHELL_FUNCTION(testwrite, "Test write") {
fs_node_t * f = NULL;
char * file = "/dev/hdb";
if (argc > 1) {
file = argv[1];
}
f = kopen(file, 0);
if (!f) {
fprintf(tty, "No device: %s\n", file);
return 1;
}
char * s = malloc(1024);
sprintf(s, "Hello World!");
write_fs(f, 0, strlen(s), (uint8_t *)s);
write_fs(f, 2, strlen(s), (uint8_t *)s);
write_fs(f, 523, strlen(s), (uint8_t *)s);
write_fs(f, 1024*12, 1024, (uint8_t *)s);
free(s);
return 0;
}
static int init(void) {
BIND_SHELL_FUNCTION(testwrite);
return 0;
}
static int fini(void) {
return 0;
}
MODULE_DEF(testwrite, init, fini);
MODULE_DEPENDS(debugshell);