diff --git a/src/Makefile.am b/src/Makefile.am index 7370fe00..e60a2f97 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -134,6 +134,7 @@ file_C = filegen.c \ file_fh5.c \ file_filevault.c \ file_fits.c \ + file_fit.c \ file_flac.c \ file_flp.c \ file_flv.c \ diff --git a/src/file_fit.c b/src/file_fit.c new file mode 100644 index 00000000..323beb74 --- /dev/null +++ b/src/file_fit.c @@ -0,0 +1,75 @@ +/* + + File: file_fit.c + + Copyright (C) 2017 Christophe GRENIER + + This software is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either profile_version 2 of the License, or + (at your option) any later profile_version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write the Free Software Foundation, Inc., 51 + Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + + */ + +#ifdef HAVE_CONFIG_H +#include +#endif +#ifdef HAVE_STRING_H +#include +#endif +#include +#include +#include "types.h" +#include "filegen.h" +#include "common.h" + +static void register_header_check_fit(file_stat_t *file_stat); + +const file_hint_t file_hint_fit = { + .extension="fit", + .description="Flexible & Interoperable Data Transfer / Garmin track file", + .max_filesize=PHOTOREC_MAX_FILE_SIZE, + .recover=1, + .enable_by_default=1, + .register_header_check=®ister_header_check_fit +}; + +struct fits_header +{ + unsigned char header_size; + unsigned char protocol_version; + uint16_t profile_version; + uint32_t data_size; + char signature[4]; +} __attribute__ ((gcc_struct, __packed__)); + +static int header_check_fit(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new) +{ + const struct fits_header* h = (const struct fits_header *)buffer; + if (h->header_size < 12) + return 0; + reset_file_recovery(file_recovery_new); + file_recovery_new->extension = file_hint_fit.extension; + file_recovery_new->min_filesize = 12; + file_recovery_new->calculated_file_size=(uint64_t)le32(h->data_size) + h->header_size; + if(h->header_size >= 14) + file_recovery_new->calculated_file_size+=2; /* CRC at the end of the file */ + file_recovery_new->data_check=&data_check_size; + file_recovery_new->file_check=&file_check_size; + return 1; +} + +static void register_header_check_fit(file_stat_t *file_stat) +{ + static const unsigned char fits_header[4]= { '.', 'F', 'I', 'T' }; + register_header_check(8, fits_header, sizeof(fits_header), &header_check_fit, file_stat); +} diff --git a/src/file_list.c b/src/file_list.c index 0e641685..5e0cb38c 100644 --- a/src/file_list.c +++ b/src/file_list.c @@ -135,6 +135,7 @@ extern const file_hint_t file_hint_fh10; extern const file_hint_t file_hint_fh5; extern const file_hint_t file_hint_filevault; extern const file_hint_t file_hint_fits; +extern const file_hint_t file_hint_fit; extern const file_hint_t file_hint_flac; extern const file_hint_t file_hint_fasttxt; extern const file_hint_t file_hint_flp; @@ -464,6 +465,7 @@ file_enable_t list_file_enable[]= { .enable=0, .file_hint=&file_hint_fh5 }, { .enable=0, .file_hint=&file_hint_filevault }, { .enable=0, .file_hint=&file_hint_fits }, + { .enable=0, .file_hint=&file_hint_fit }, { .enable=0, .file_hint=&file_hint_flac }, { .enable=0, .file_hint=&file_hint_flp }, { .enable=0, .file_hint=&file_hint_flv },