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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#ifndef RUST_CRATE_MAP_H
#define RUST_CRATE_MAP_H
#include "rust_log.h"
#include <stdint.h>
struct mod_entry {
const char* name;
uint32_t* state;
};
class cratemap;
class cratemap_v0 {
friend class cratemap;
const mod_entry *m_entries;
const cratemap* m_children[1];
};
class cratemap {
private:
int32_t m_version;
const void *m_annihilate_fn;
const mod_entry* m_entries;
const cratemap* m_children[1];
inline int32_t version() const {
switch (m_version) {
case 1: return 1;
default: return 0;
}
}
public:
typedef const cratemap *const *iterator;
inline const void *annihilate_fn() const {
switch (version()) {
case 0: return NULL;
case 1: return m_annihilate_fn;
default: assert(false && "Unknown crate map version!");
return NULL; // Appease -Werror=return-type
}
}
inline const mod_entry *entries() const {
switch (version()) {
case 0: return reinterpret_cast<const cratemap_v0 *>(this)->m_entries;
case 1: return m_entries;
default: assert(false && "Unknown crate map version!");
return NULL; // Appease -Werror=return-type
}
}
inline const iterator begin() const {
switch (version()) {
case 0:
return &reinterpret_cast<const cratemap_v0 *>(this)->
m_children[0];
case 1:
return &m_children[1];
default: assert(false && "Unknown crate map version!");
return NULL; // Appease -Werror=return-type
}
}
inline const iterator end() const {
iterator i = begin();
while (*i)
i++;
return i;
}
};
void iter_module_map(const mod_entry* map,
void (*fn)(const mod_entry* entry, void *cookie),
void *cookie);
void iter_crate_map(const cratemap* map,
void (*fn)(const mod_entry* entry, void *cookie),
void *cookie);
//
// Local Variables:
// mode: C++
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// End:
//
#endif /* RUST_CRATE_MAP_H */
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