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Diffstat (limited to 'lib/libmt/mtlib.h')
-rw-r--r-- | lib/libmt/mtlib.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/lib/libmt/mtlib.h b/lib/libmt/mtlib.h new file mode 100644 index 0000000..a61a15d --- /dev/null +++ b/lib/libmt/mtlib.h @@ -0,0 +1,122 @@ +/*- + * Copyright (c) 2013, 2014 Spectra Logic Corporation + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * + * NO WARRANTY + * 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 MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. + * + * Authors: Ken Merry (Spectra Logic Corporation) + * + * $FreeBSD$ + */ + +#ifndef _MTLIB_H +#define _MTLIB_H + +typedef enum { + MT_TYPE_NONE, + MT_TYPE_STRING, + MT_TYPE_INT, + MT_TYPE_UINT, + MT_TYPE_NODE +} mt_variable_type; + +struct mt_status_nv { + char *name; + char *value; + STAILQ_ENTRY(mt_status_nv) links; +}; + +struct mt_status_entry { + char *entry_name; + char *value; + uint64_t value_unsigned; + int64_t value_signed; + char *fmt; + char *desc; + size_t size; + mt_variable_type var_type; + struct mt_status_entry *parent; + STAILQ_HEAD(, mt_status_nv) nv_list; + STAILQ_HEAD(, mt_status_entry) child_entries; + STAILQ_ENTRY(mt_status_entry) links; +}; + +struct mt_status_data { + int level; + struct sbuf *cur_sb[32]; + struct mt_status_entry *cur_entry[32]; + int error; + char error_str[128]; + STAILQ_HEAD(, mt_status_entry) entries; +}; + +typedef enum { + MT_PF_NONE = 0x00, + MT_PF_VERBOSE = 0x01, + MT_PF_FULL_PATH = 0x02, + MT_PF_INCLUDE_ROOT = 0x04 +} mt_print_flags; + +struct mt_print_params { + mt_print_flags flags; + char root_name[64]; +}; + +__BEGIN_DECLS +void mt_start_element(void *user_data, const char *name, const char **attr); +void mt_end_element(void *user_data, const char *name); +void mt_char_handler(void *user_data, const XML_Char *str, int len); +void mt_status_tree_sbuf(struct sbuf *sb, struct mt_status_entry *entry, + int indent, void (*sbuf_func)(struct sbuf *sb, + struct mt_status_entry *entry, void *arg), void *arg); +void mt_status_tree_print(struct mt_status_entry *entry, int indent, + void (*print_func)(struct mt_status_entry *entry, + void *arg), void *arg); +struct mt_status_entry *mt_entry_find(struct mt_status_entry *entry, + char *name); +struct mt_status_entry *mt_status_entry_find(struct mt_status_data *status_data, + char *name); +void mt_status_entry_free(struct mt_status_entry *entry); +void mt_status_free(struct mt_status_data *status_data); +void mt_entry_sbuf(struct sbuf *sb, struct mt_status_entry *entry, char *fmt); +void mt_param_parent_print(struct mt_status_entry *entry, + struct mt_print_params *print_params); +void mt_param_parent_sbuf(struct sbuf *sb, struct mt_status_entry *entry, + struct mt_print_params *print_params); +void mt_param_entry_sbuf(struct sbuf *sb, struct mt_status_entry *entry, + void *arg); +void mt_param_entry_print(struct mt_status_entry *entry, void *arg); +int mt_protect_print(struct mt_status_data *status_data, int verbose); +int mt_param_list(struct mt_status_data *status_data, char *param_name, + int quiet); +const char *mt_density_name(int density_num); +int mt_density_bp(int density_num, int bpi); +int mt_density_num(const char *density_name); +int mt_get_xml_str(int mtfd, unsigned long cmd, char **xml_str); +int mt_get_status(char *xml_str, struct mt_status_data *status_data); +__END_DECLS + +#endif /* _MTLIB_H */ |