84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
/**
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* Copyright (c) 2011 NVIDIA Corporation. All rights reserved.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include "cbootimage.h"
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#include "data_layout.h"
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#include "set.h"
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static int
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query_alloc(build_image_context *context,
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nvbct_lib_id size_id,
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u_int8_t **dst)
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{
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u_int32_t size;
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/* Note: 3rd argument not used in this particular query. */
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if (context->bctlib.get_value(size_id, &size, context->bct) != 0)
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return -ENODATA;
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*dst = malloc(size);
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if (*dst == NULL)
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return -ENOMEM;
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memset(*dst, 0, size);
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return 0;
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}
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void
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cleanup_context(build_image_context *context)
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{
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destroy_block_list(context->memory);
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destroy_addon_list(context->addon_tbl.addon_item_list);
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free(context->bct);
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}
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int
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init_context(build_image_context *context)
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{
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int e = 0;
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/* Set defaults */
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context->memory = new_block_list();
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context->journal_blk = 1; /* Default to 1st block */
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/* Allocate space for the bct.
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* Note that this is different from the old code which pointed directly
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* into a memory image.
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*/
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e = query_alloc(context, nvbct_lib_id_bct_size, &(context->bct));
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if (e != 0)
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goto fail;
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context_set_value(context, token_page_size, 2048);
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context_set_value(context, token_redundancy, 1);
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context_set_value(context, token_version, 1);
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return 0;
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fail:
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cleanup_context(context);
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return e;
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}
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