115 lines
3.8 KiB
C
115 lines
3.8 KiB
C
/*
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* Copyright (C) 2009 coresystems GmbH
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* written by Patrick Georgi <patrick.georgi@coresystems.de>
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* Copyright (C) 2012 Google, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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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., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#ifndef __CBFSTOOL_COMMON_H
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#define __CBFSTOOL_COMMON_H
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#include <stdint.h>
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#include <assert.h>
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/* Endianess */
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#include "swab.h"
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#ifndef __APPLE__
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#define ntohl(x) (is_big_endian() ? (x) : swab32(x))
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#define htonl(x) (is_big_endian() ? (x) : swab32(x))
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#endif
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#define ntohll(x) (is_big_endian() ? (x) : swab64(x))
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#define htonll(x) (is_big_endian() ? (x) : swab64(x))
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extern int is_big_endian(void);
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/* Message output */
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extern int verbose;
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#define ERROR(x...) { fprintf(stderr, "E: " x); }
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#define WARN(x...) { fprintf(stderr, "W: " x); }
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#define LOG(x...) { fprintf(stderr, x); }
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#define INFO(x...) { if (verbose > 0) fprintf(stderr, "INFO: " x); }
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#define DEBUG(x...) { if (verbose > 1) fprintf(stderr, "DEBUG: " x); }
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/* Buffer and file I/O */
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struct buffer {
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char *name;
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char *data;
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size_t size;
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};
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/* Creates an empty memory buffer with given size.
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* Returns 0 on success, otherwise non-zero. */
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int buffer_create(struct buffer *buffer, size_t size, const char *name);
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/* Loads a file into memory buffer. Returns 0 on success, otherwise non-zero. */
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int buffer_from_file(struct buffer *buffer, const char *filename);
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/* Writes memory buffer content into file.
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* Returns 0 on success, otherwise non-zero. */
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int buffer_write_file(struct buffer *buffer, const char *filename);
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/* Destroys a memory buffer. */
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void buffer_delete(struct buffer *buffer);
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uint32_t string_to_arch(const char *arch_string);
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#define ALIGN(val, by) (((val) + (by)-1)&~((by)-1))
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int iself(unsigned char *input);
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typedef void (*comp_func_ptr) (char *, int, char *, int *);
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typedef enum { CBFS_COMPRESS_NONE = 0, CBFS_COMPRESS_LZMA = 1 } comp_algo;
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comp_func_ptr compression_function(comp_algo algo);
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uint64_t intfiletype(const char *name);
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/* cbfs-mkpayload.c */
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int parse_elf_to_payload(const struct buffer *input,
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struct buffer *output, uint32_t arch, comp_algo algo);
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int parse_fv_to_payload(const struct buffer *input,
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struct buffer *output, comp_algo algo);
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int parse_bzImage_to_payload(const struct buffer *input,
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struct buffer *output, const char *initrd,
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char *cmdline, comp_algo algo);
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int parse_flat_binary_to_payload(const struct buffer *input,
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struct buffer *output,
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uint32_t loadaddress,
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uint32_t entrypoint,
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comp_algo algo);
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/* cbfs-mkstage.c */
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int parse_elf_to_stage(const struct buffer *input, struct buffer *output,
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uint32_t arch, comp_algo algo, uint32_t *location);
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void print_supported_filetypes(void);
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#define ARRAY_SIZE(a) (int)(sizeof(a) / sizeof((a)[0]))
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/* lzma/lzma.c */
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void do_lzma_compress(char *in, int in_len, char *out, int *out_len);
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void do_lzma_uncompress(char *dst, int dst_len, char *src, int src_len);
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/* xdr.c */
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struct xdr {
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uint16_t (*get16)(struct buffer *input);
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uint32_t (*get32)(struct buffer *input);
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uint64_t (*get64)(struct buffer *input);
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void (*put16)(struct buffer *input, uint16_t val);
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void (*put32)(struct buffer *input, uint32_t val);
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void (*put64)(struct buffer *input, uint64_t val);
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};
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/* xdr.c */
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extern struct xdr xdr_le, xdr_be;
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#endif
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