From 089a342b293c64436b491daa4fde4f971d92c64b Mon Sep 17 00:00:00 2001 From: Joursoir Date: Wed, 17 Nov 2021 19:30:11 +0300 Subject: fs: make scanfs() --- Library/UefiShellUfmCommandLib/fs.c | 22 ++++++++++++++++++++++ Library/UefiShellUfmCommandLib/fs.h | 7 +++++++ 2 files changed, 29 insertions(+) (limited to 'Library/UefiShellUfmCommandLib') diff --git a/Library/UefiShellUfmCommandLib/fs.c b/Library/UefiShellUfmCommandLib/fs.c index fe2d590..a675688 100644 --- a/Library/UefiShellUfmCommandLib/fs.c +++ b/Library/UefiShellUfmCommandLib/fs.c @@ -87,3 +87,25 @@ VOID fsa_release(struct fs_array *fsa) } FreePool(fsa); } + +struct fs_array *scanfs(VOID) +{ + UINTN handle_count; + EFI_HANDLE *handle_buffer; + struct fs_array *fsa; + EFI_STATUS status; + + status = gBS->LocateHandleBuffer( + ByProtocol, + &gEfiSimpleFileSystemProtocolGuid, + NULL, + &handle_count, + &handle_buffer + ); + if(EFI_ERROR(status) || handle_count <= 0) + return NULL; + + fsa = fsa_alloc(handle_buffer, handle_count); + FreePool(handle_buffer); + return fsa; +} \ No newline at end of file diff --git a/Library/UefiShellUfmCommandLib/fs.h b/Library/UefiShellUfmCommandLib/fs.h index f7625b1..56df1ee 100644 --- a/Library/UefiShellUfmCommandLib/fs.h +++ b/Library/UefiShellUfmCommandLib/fs.h @@ -27,4 +27,11 @@ struct fs_array *fsa_alloc(EFI_HANDLE *handles, UINTN count); */ VOID fsa_release(struct fs_array *fsa); +/* + * Gets names of filesystems represented on the system + * + * return: A pointer to the allocated structure or NULL if allocation fails +*/ +struct fs_array *scanfs(VOID); + #endif /* UFM_FS_H */ -- cgit v1.2.3-18-g5258