Aren/toaruos
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

add /proc/loader

Browse Source
This commit is contained in:
K. Lange 2018-07-20 19:39:12 +09:00
parent 976e6c21ef
commit 74a1cde590
1 changed files with 21 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
modules/procfs.c
View File

@ -11,6 +11,7 @@
#include <kernel/printf.h> #include <kernel/printf.h>
#include <kernel/module.h> #include <kernel/module.h>
#include <kernel/mod/net.h> #include <kernel/mod/net.h>
#include <kernel/multiboot.h>
#define PROCFS_STANDARD_ENTRIES (sizeof(std_entries) / sizeof(struct procfs_entry)) #define PROCFS_STANDARD_ENTRIES (sizeof(std_entries) / sizeof(struct procfs_entry))
#define PROCFS_PROCDIR_ENTRIES (sizeof(procdir_entries) / sizeof(struct procfs_entry)) #define PROCFS_PROCDIR_ENTRIES (sizeof(procdir_entries) / sizeof(struct procfs_entry))
@ -497,6 +498,25 @@ static uint32_t filesystems_func(fs_node_t *node, uint32_t offset, uint32_t size
return size; return size;
} }
static uint32_t loader_func(fs_node_t *node, uint32_t offset, uint32_t size, uint8_t *buffer) {
char * buf = malloc(4096);
if (mboot_ptr->flags & MULTIBOOT_FLAG_LOADER) {
sprintf(buf, "%s\n", mboot_ptr->boot_loader_name);
} else {
buf[0] = '\n';
buf[1] = '\0';
}
size_t _bsize = strlen(buf);
if (offset > _bsize) return 0;
if (size > _bsize - offset) size = _bsize - offset;
memcpy(buffer, buf, size);
free(buf);
return size;
}
static struct procfs_entry std_entries[] = { static struct procfs_entry std_entries[] = {
{-1, "cpuinfo", cpuinfo_func}, {-1, "cpuinfo", cpuinfo_func},
{-2, "meminfo", meminfo_func}, {-2, "meminfo", meminfo_func},
@ -508,6 +528,7 @@ static struct procfs_entry std_entries[] = {
{-8, "netif", netif_func}, {-8, "netif", netif_func},
{-9, "modules", modules_func}, {-9, "modules", modules_func},
{-10,"filesystems", filesystems_func}, {-10,"filesystems", filesystems_func},
{-11,"loader", loader_func},
}; };
static struct dirent * readdir_procfs_root(fs_node_t *node, uint32_t index) { static struct dirent * readdir_procfs_root(fs_node_t *node, uint32_t index) {