diff options
Diffstat (limited to 'lib_generic')
-rw-r--r-- | lib_generic/chromeos/Makefile | 1 | ||||
-rw-r--r-- | lib_generic/chromeos/utility.c | 106 |
2 files changed, 107 insertions, 0 deletions
diff --git a/lib_generic/chromeos/Makefile b/lib_generic/chromeos/Makefile index f0d2170ab7..8884f4ba13 100644 --- a/lib_generic/chromeos/Makefile +++ b/lib_generic/chromeos/Makefile @@ -38,6 +38,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)libchromeos.a COBJS-$(CONFIG_CHROMEOS) += boot_device.o +COBJS-$(CONFIG_CHROMEOS) += utility.o COBJS := $(COBJS-y) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/lib_generic/chromeos/utility.c b/lib_generic/chromeos/utility.c new file mode 100644 index 0000000000..e105748cde --- /dev/null +++ b/lib_generic/chromeos/utility.c @@ -0,0 +1,106 @@ +/* + * Copyright 2010, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + */ + +/* Implementation of helper functions/wrappers for memory allocations, + * manipulation and comparison for vboot library. + */ + +#include <config.h> +#include <common.h> +#include <malloc.h> + +/* HACK: Get rid of U-Boots debug and assert macros */ +#undef debug +#undef assert + +/* HACK: We want to use malloc, free, memcmp, memcpy, memset */ +#define _STUB_IMPLEMENTATION_ + +/* Import interface of vboot's helper functions */ +#include <utility.h> + +/* Is it defined in lib_generic/string.c? */ +int memcmp(const void *cs, const void *ct, size_t count); + +void abort(void) +{ + reset_cpu(0); +} + +#define exit(retcode) abort() + +void error(const char *format, ...) +{ + va_list ap; + va_start(ap, format); + puts("ERROR: "); + vprintf(format, ap); + va_end(ap); + exit(1); +} + +void debug(const char *format, ...) +{ + va_list ap; + va_start(ap, format); + puts("DEBUG: "); + vprintf(format, ap); + va_end(ap); +} + +void *Malloc(size_t size) +{ + void *p = malloc(size); + if (!p) { + /* Fatal Error. We must abort. */ + abort(); + } + return p; +} + +void Free(void *p) +{ + free(p); +} + +int Memcmp(const void *src1, const void *src2, size_t n) +{ + return memcmp(src1, src2, n); +} + +void *Memcpy(void *dest, const void *src, uint64_t n) +{ + return memcpy(dest, src, (size_t) n); +} |