Date: Sat, 15 Feb 2014 16:17:38 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r261935 - projects/arm64/sys/boot/efi/libefi Message-ID: <201402151617.s1FGHcQx091952@svn.freebsd.org>
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Author: andrew Date: Sat Feb 15 16:17:38 2014 New Revision: 261935 URL: http://svnweb.freebsd.org/changeset/base/261935 Log: Implement seek for the EFI Simple FS Modified: projects/arm64/sys/boot/efi/libefi/efisimplefs.c Modified: projects/arm64/sys/boot/efi/libefi/efisimplefs.c ============================================================================== --- projects/arm64/sys/boot/efi/libefi/efisimplefs.c Sat Feb 15 14:56:50 2014 (r261934) +++ projects/arm64/sys/boot/efi/libefi/efisimplefs.c Sat Feb 15 16:17:38 2014 (r261935) @@ -165,9 +165,35 @@ efifs_write(struct open_file *f, void *b static off_t efifs_seek(struct open_file *f, off_t offset, int where) { - printf("efifs_seek\n"); + EFI_STATUS status; + EFI_FILE *file; + uint64_t pos; + + file = f->f_fsdata; + if (file == NULL) + return (-1); + + switch(where) { + case SEEK_SET: + pos = 0; + break; + case SEEK_CUR: + /* Read the current position first */ + status = file->GetPosition(file, &pos); + if (EFI_ERROR(status)) + return (-1); + break; + case SEEK_END: + default: + return (-1); + } + + pos += offset; + status = file->SetPosition(file, pos); + if (EFI_ERROR(status)) + return (-1); - return (EINVAL); + return (pos); } static int
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