execfmt.h

 
#ifndef KERNEL_EXECFMT_H
#define KERNEL_EXECFMT_H
 
#include <kernel/error.h>
#include <kernel/types.h>
 
#include <libalgo/linked_list.h>
 
#define EXECFMT_ARGS_BUFFER_SIZE (4 * PAGE_SIZE)
#define EXECFMT_MAX_ARGS 8192 /* Max number of arguments */
#define EXECFMT_MAX_ARG_SIZE (PAGE_SIZE) /* Max size of a single arg */
 
struct executable;
struct file;
 
struct execfmt {
    node_t this;
    const char *name;            
    bool (*match)(const void *); 
    error_t (*load)(struct executable *, void *); 
};
 
struct executable {
    void (*entrypoint)(void*);
};
 
struct exec_params {
    const char *exec_path;
    char *const *argv; 
    size_t argc;       
    char *const *envp; 
    size_t envpc; 
};
 
error_t execfmt_register(struct execfmt *);
 
error_t execfmt_execute(struct exec_params *);
 
#endif /* KERNEL_EXECFMT_H */