kmod/libkmod/libkmod.h
Lucas De Marchi 191ab4b9e0 Fix wrong copyright
I'm the author, not the copyright owner.
2011-11-28 16:59:06 -02:00

114 lines
3.4 KiB
C

/*
* libkmod - interface to kernel module operations
*
* Copyright (C) 2011 ProFUSION embedded systems
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation version 2.1.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _LIBKMOD_H_
#define _LIBKMOD_H_
#include <fcntl.h>
#include <stdarg.h>
#include <inttypes.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* kmod_ctx
*
* library user context - reads the config and system
* environment, user variables, allows custom logging
*/
struct kmod_ctx;
struct kmod_ctx *kmod_new(const char *dirname);
struct kmod_ctx *kmod_ref(struct kmod_ctx *ctx);
struct kmod_ctx *kmod_unref(struct kmod_ctx *ctx);
void kmod_set_log_fn(struct kmod_ctx *ctx,
void (*log_fn)(struct kmod_ctx *ctx,
int priority, const char *file, int line,
const char *fn, const char *format,
va_list args));
int kmod_get_log_priority(const struct kmod_ctx *ctx);
void kmod_set_log_priority(struct kmod_ctx *ctx, int priority);
void *kmod_get_userdata(const struct kmod_ctx *ctx);
void kmod_set_userdata(struct kmod_ctx *ctx, void *userdata);
/*
* kmod_list
*
* access to kmod generated lists
*/
struct kmod_list;
struct kmod_list *kmod_list_next(struct kmod_list *first_entry,
struct kmod_list *list_entry);
#define kmod_list_foreach(list_entry, first_entry) \
for (list_entry = first_entry; \
list_entry != NULL; \
list_entry = kmod_list_next(first_entry, list_entry))
/*
* kmod_loaded
*
* retrieve info from /proc/modules regarding loaded modules
*/
struct kmod_loaded;
int kmod_loaded_new(struct kmod_ctx *ctx, struct kmod_loaded **mod);
struct kmod_loaded *kmod_loaded_ref(struct kmod_loaded *mod);
struct kmod_loaded *kmod_loaded_unref(struct kmod_loaded *mod);
int kmod_loaded_get_list(struct kmod_loaded *mod, struct kmod_list **list);
int kmod_loaded_get_module_info(const struct kmod_list *entry,
const char **name, long *size, int *use_count,
const char **deps, uintptr_t *addr);
enum kmod_remove {
KMOD_REMOVE_FORCE = O_TRUNC,
KMOD_REMOVE_NOWAIT = O_NONBLOCK,
};
int kmod_loaded_remove_module(struct kmod_loaded *kmod,
struct kmod_list *entry, unsigned int flags);
enum kmod_insert {
KMOD_INSERT_FORCE_VERMAGIC = 0x1,
KMOD_INSERT_FORCE_MODVERSION = 0x2,
KMOD_INSERT_HANDLE_DEPENDENCIES = 0x4,
KMOD_INSERT_IGNORE_CONFIG = 0x8,
};
/*
* kmod_module
*
* Operate on kernel modules
*/
struct kmod_module;
int kmod_module_new_from_name(struct kmod_ctx *ctx, const char *name,
struct kmod_module **mod);
int kmod_module_new_from_path(struct kmod_ctx *ctx, const char *path,
struct kmod_module **mod);
struct kmod_module *kmod_module_ref(struct kmod_module *mod);
struct kmod_module *kmod_module_unref(struct kmod_module *mod);
int kmod_module_remove_module(struct kmod_module *mod, unsigned int flags);
int kmod_module_insert_module(struct kmod_module *mod, unsigned int flags);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif