radare2/libr/include/r_io.h

594 lines
21 KiB
C

/* radare2 - LGPL - Copyright 2017-2021 - condret, pancake */
#ifndef R2_IO_H
#define R2_IO_H
#include <r_list.h>
#include <r_util.h>
#include <r_socket.h>
#include <r_vector.h>
#include "r_skyline.h"
#include <r_util/r_w32dw.h>
#define R_IO_SEEK_SET 0
#define R_IO_SEEK_CUR 1
#define R_IO_SEEK_END 2
#define R_IO_UNDOS 64
#define r_io_map_begin(map) r_itv_begin (map->itv)
#define r_io_map_to(map) ( r_itv_end (map->itv) - 1 )
#define r_io_map_from r_io_map_begin
#define r_io_submap_from(sm) (r_io_map_begin (sm))
#define r_io_submap_to(sm) (r_io_map_to (sm))
#define r_io_map_end(map) r_itv_end (map->itv)
#define r_io_map_size(map) r_itv_size (map->itv)
#define r_io_map_contain(map, addr) r_itv_contain (map->itv, addr)
#define r_io_submap_contain(sm, addr) r_io_map_contain (sm, addr)
#define r_io_submap_overlap(bd, sm) r_itv_overlap(bd->itv, sm->itv)
#define r_io_map_set_begin(map, new_addr) \
do { \
map->itv.addr = new_addr; \
} while (0)
#define r_io_map_set_size(map, new_size) \
do { \
map->itv.size = new_size; \
} while (0)
#if HAVE_PTRACE
#if __sun
#include <sys/types.h>
#else
#if DEBUGGER && HAVE_PTRACE && !__WINDOWS__
#include <sys/ptrace.h>
#endif
#endif
#if (defined(__GLIBC__) && defined(__linux__))
typedef enum __ptrace_request r_ptrace_request_t;
typedef void * r_ptrace_data_t;
#define R_PTRACE_NODATA NULL
#else
#if __ANDROID__
typedef int r_ptrace_request_t;
typedef void * r_ptrace_data_t;
#define R_PTRACE_NODATA NULL
#elif __APPLE__
typedef int r_ptrace_request_t;
typedef int r_ptrace_data_t;
#elif __OpenBSD__ || __FreeBSD__
typedef int r_ptrace_request_t;
typedef int r_ptrace_data_t;
#define R_PTRACE_NODATA 0
#else
typedef int r_ptrace_request_t;
typedef void *r_ptrace_data_t;
#define R_PTRACE_NODATA 0
#endif
#endif
#endif
#if __cplusplus
extern "C" {
#endif
R_LIB_VERSION_HEADER(r_io);
typedef struct r_io_undos_t {
ut64 off;
int cursor;
} RIOUndos;
typedef struct r_io_undo_t {
int s_enable;
int w_enable;
/* write stuff */
RList *w_list;
int w_init;
/* seek stuff */
int idx;
int undos; /* available undos */
int redos; /* available redos */
RIOUndos seek[R_IO_UNDOS];
/*int fd[R_IO_UNDOS]; // XXX: Must be RIODesc* */
} RIOUndo;
typedef struct r_io_undo_w_t {
bool set;
ut64 off;
ut8 *o; /* old data */
ut8 *n; /* new data */
size_t len; /* length */
} RIOUndoWrite;
typedef struct r_io_t {
struct r_io_desc_t *desc; // XXX deprecate... we should use only the fd integer, not hold a weak pointer
ut64 off;
ut32 bank; // current bank
int bits;
int va; // keep it as int, value can be 0, 1 or 2
bool ff;
ut8 Oxff; // which printable char to use instead of 0xff for unallocated bytes
size_t addrbytes;
bool aslr;
bool autofd;
ut32 cached; // uses R_PERM_RWX // wtf cache for exec?
bool cachemode; // write in cache all the read operations (EXPERIMENTAL)
ut32 p_cache; // uses 1, 2, 4.. probably R_PERM_RWX :D
ut64 mts; // map "timestamps", this sucks somehow
RIDStorage *files; // RIODescs accessible by their fd
RIDStorage *maps; // RIOMaps accessible by their id
RIDStorage *banks; // RIOBanks accessible by their id
RCache *buffer;
RPVector cache;
RSkyline cache_skyline;
ut8 *write_mask;
int write_mask_len;
ut64 mask;
RIOUndo undo;
SdbList *plugins;
bool nodup;
char *runprofile;
char *envprofile;
char *args;
REvent *event;
PrintfCallback cb_printf;
RCoreBind corebind;
// TODO Wrap ... well its more like a proxy, should unify across OS instead of using separate apis
bool want_ptrace_wrap;
#if __WINDOWS__
RW32Dw *dbgwrap;
#endif
#if USE_PTRACE_WRAP
// TODO: rename to dbgwrap
struct ptrace_wrap_instance_t *ptrace_wrap;
#endif
} RIO;
typedef struct r_io_desc_t {
int fd;
int perm;
char *uri;
char *name;
char *referer;
HtUP/*<ut64, RIODescCache *>*/ *cache;
void *data;
struct r_io_plugin_t *plugin;
RIO *io;
} RIODesc;
// Move somewhere else?
typedef struct {
RSocket *fd;
RSocket *client;
bool listener;
} RIORap;
typedef struct r_io_plugin_t {
const char *name;
const char *desc;
const char *version;
const char *author;
const char *license;
void *widget;
const char *uris;
int (*listener)(RIODesc *io);
bool (*init)(void);
RIOUndo undo;
bool isdbg;
// int (*is_file_opened)(RIO *io, RIODesc *fd, const char *);
char *(*system)(RIO *io, RIODesc *fd, const char *);
RIODesc* (*open)(RIO *io, const char *, int perm, int mode);
RList* /*RIODesc* */ (*open_many)(RIO *io, const char *, int perm, int mode);
int (*read)(RIO *io, RIODesc *fd, ut8 *buf, int count);
ut64 (*seek)(RIO *io, RIODesc *fd, ut64 offset, int whence);
int (*write)(RIO *io, RIODesc *fd, const ut8 *buf, int count);
bool (*close)(RIODesc *desc);
bool (*is_blockdevice)(RIODesc *desc);
bool (*is_chardevice)(RIODesc *desc);
int (*getpid)(RIODesc *desc);
int (*gettid)(RIODesc *desc);
bool (*getbase)(RIODesc *desc, ut64 *base);
bool (*resize)(RIO *io, RIODesc *fd, ut64 size);
int (*extend)(RIO *io, RIODesc *fd, ut64 size);
bool (*accept)(RIO *io, RIODesc *desc, int fd);
int (*create)(RIO *io, const char *file, int mode, int type);
bool (*check)(RIO *io, const char *, bool many);
} RIOPlugin;
typedef struct r_io_map_t {
int fd;
int perm;
ut32 id;
ut64 ts;
RInterval itv;
ut64 delta; // paddr = vaddr - itv.addr + delta
char *name;
} RIOMap;
typedef struct r_io_map_ref_t {
ut32 id;
ut64 ts;
} RIOMapRef;
typedef struct r_io_submap_t {
RIOMapRef mapref;
RInterval itv;
} RIOSubMap;
typedef struct r_io_bank_t {
char *name;
RRBTree *submaps;
RList *maprefs; // references to maps, avoid double-free and dups
RQueue *todo; // needed for operating on submap tree
RRBNode *last_used;
ut32 id; // for fast selection with RIDStorage
} RIOBank;
typedef struct r_io_cache_t {
RInterval itv;
ut8 *data;
ut8 *odata;
int written;
} RIOCache;
#define R_IO_DESC_CACHE_SIZE (sizeof(ut64) * 8)
typedef struct r_io_desc_cache_t {
ut64 cached;
ut8 cdata[R_IO_DESC_CACHE_SIZE];
} RIODescCache;
struct r_io_bind_t;
typedef bool (*RIODescUse)(RIO *io, int fd);
typedef RIODesc *(*RIODescGet)(RIO *io, int fd);
typedef ut64(*RIODescSize)(RIODesc *desc);
typedef RIODesc *(*RIOOpen)(RIO *io, const char *uri, int flags, int mode);
typedef RIODesc *(*RIOOpenAt)(RIO *io, const char *uri, int flags, int mode, ut64 at);
typedef bool (*RIOClose)(RIO *io, int fd);
typedef bool (*RIOReadAt)(RIO *io, ut64 addr, ut8 *buf, int len);
typedef bool (*RIOWriteAt)(RIO *io, ut64 addr, const ut8 *buf, int len);
typedef char *(*RIOSystem)(RIO *io, const char* cmd);
typedef int (*RIOFdOpen)(RIO *io, const char *uri, int flags, int mode);
typedef bool (*RIOFdClose)(RIO *io, int fd);
typedef ut64 (*RIOFdSeek)(RIO *io, int fd, ut64 addr, int whence);
typedef ut64 (*RIOFdSize)(RIO *io, int fd);
typedef bool (*RIOFdResize)(RIO *io, int fd, ut64 newsize);
typedef ut64 (*RIOP2V)(RIO *io, ut64 pa);
typedef ut64 (*RIOV2P)(RIO *io, ut64 va);
typedef int (*RIOFdRead)(RIO *io, int fd, ut8 *buf, int len);
typedef int (*RIOFdWrite)(RIO *io, int fd, const ut8 *buf, int len);
typedef int (*RIOFdReadAt)(RIO *io, int fd, ut64 addr, ut8 *buf, int len);
typedef int (*RIOFdWriteAt)(RIO *io, int fd, ut64 addr, const ut8 *buf, int len);
typedef bool (*RIOFdIsDbg)(RIO *io, int fd);
typedef const char *(*RIOFdGetName)(RIO *io, int fd);
typedef RList *(*RIOFdGetMap)(RIO *io, int fd);
typedef bool (*RIOFdRemap)(RIO *io, int fd, ut64 addr);
typedef bool (*RIOIsValidOff)(RIO *io, ut64 addr, int hasperm);
typedef RIOBank *(*RIOBankGet)(RIO *io, ut32 bankid);
typedef RIOMap *(*RIOMapGet)(RIO *io, ut32 id);
typedef RIOMap *(*RIOMapGetAt)(RIO *io, ut64 addr);
typedef RIOMap *(*RIOMapGetPaddr)(RIO *io, ut64 paddr);
typedef bool (*RIOAddrIsMapped)(RIO *io, ut64 addr);
typedef RIOMap *(*RIOMapAdd)(RIO *io, int fd, int flags, ut64 delta, ut64 addr, ut64 size);
#if HAVE_PTRACE
typedef long (*RIOPtraceFn)(RIO *io, r_ptrace_request_t request, pid_t pid, void *addr, r_ptrace_data_t data);
typedef void *(*RIOPtraceFuncFn)(RIO *io, void *(*func)(void *), void *user);
#endif
typedef struct r_io_bind_t {
int init;
RIO *io;
RIODescUse desc_use;
RIODescGet desc_get;
RIODescSize desc_size;
RIOOpen open;
RIOOpenAt open_at;
RIOClose close;
RIOReadAt read_at;
RIOWriteAt write_at;
RIOSystem system;
RIOFdOpen fd_open;
RIOFdClose fd_close;
RIOFdSeek fd_seek; //needed for esil
RIOFdSize fd_size;
RIOFdResize fd_resize;
RIOFdRead fd_read; //needed for esil
RIOFdWrite fd_write; //needed for esil
RIOFdReadAt fd_read_at;
RIOFdWriteAt fd_write_at;
RIOFdIsDbg fd_is_dbg;
RIOFdGetName fd_get_name;
RIOFdGetMap fd_get_map;
RIOFdRemap fd_remap;
RIOIsValidOff is_valid_offset;
RIOAddrIsMapped addr_is_mapped;
RIOBankGet bank_get;
RIOMapGet map_get;
RIOMapGetAt map_get_at;
RIOMapGetPaddr map_get_paddr;
RIOMapAdd map_add;
RIOV2P v2p;
RIOP2V p2v;
#if HAVE_PTRACE
RIOPtraceFn ptrace;
RIOPtraceFuncFn ptrace_func;
#endif
} RIOBind;
//map.c
R_API void r_io_map_init(RIO *io);
R_API bool r_io_map_remap(RIO *io, ut32 id, ut64 addr);
R_API bool r_io_map_remap_fd(RIO *io, int fd, ut64 addr);
R_API bool r_io_map_exists(RIO *io, RIOMap *map);
R_API bool r_io_map_exists_for_id(RIO *io, ut32 id);
R_API RIOMap *r_io_map_get(RIO *io, ut32 id);
R_API RIOMap *r_io_map_add(RIO *io, int fd, int flags, ut64 delta, ut64 addr, ut64 size);
R_API RIOMap *r_io_map_add_bottom(RIO *io, int fd, int flags, ut64 delta, ut64 addr, ut64 size);
R_API RIOMap *r_io_map_get_at(RIO *io, ut64 addr); //returns the map at vaddr with the highest priority
R_API RIOMap *r_io_map_get_by_ref(RIO *io, RIOMapRef *ref);
R_API bool r_io_map_is_mapped(RIO* io, ut64 addr);
R_API RIOMap *r_io_map_get_paddr(RIO *io, ut64 paddr); //returns the map at paddr with the highest priority
R_API void r_io_map_reset(RIO* io);
R_API void r_io_map_del(RIO *io, ut32 id);
R_API bool r_io_map_del_for_fd(RIO *io, int fd);
R_API bool r_io_map_depriorize(RIO* io, ut32 id);
R_API bool r_io_map_priorize(RIO *io, ut32 id);
R_API bool r_io_map_priorize_for_fd(RIO *io, int fd);
R_API void r_io_map_cleanup(RIO *io);
R_API void r_io_map_fini(RIO *io);
R_API bool r_io_map_is_in_range(RIOMap *map, ut64 from, ut64 to);
R_API void r_io_map_set_name(RIOMap *map, const char *name);
R_API void r_io_map_del_name(RIOMap *map);
R_API RList* r_io_map_get_by_fd(RIO *io, int fd);
R_API bool r_io_map_resize(RIO *io, ut32 id, ut64 newsize);
// next free address to place a map.. maybe just unify
R_API bool r_io_map_locate(RIO *io, ut64 *addr, const ut64 size, ut64 load_align);
// p2v/v2p
R_API ut64 r_io_p2v(RIO *io, ut64 pa);
R_API ut64 r_io_v2p(RIO *io, ut64 va);
//io_submap.c
R_API RIOSubMap *r_io_submap_new(RIO *io, RIOMapRef *mapref);
R_API bool r_io_submap_set_from(RIOSubMap *sm, const ut64 from);
R_API bool r_io_submap_set_to(RIOSubMap *sm, const ut64 to);
//io_bank.c
R_API RIOBank *r_io_bank_new(const char *name);
R_API void r_io_bank_del(RIO *io, const ut32 bankid);
R_API ut32 r_io_bank_first(RIO *io);
R_API bool r_io_bank_add(RIO *io, RIOBank *bank);
R_API void r_io_bank_clear(RIOBank *bank);
R_API void r_io_bank_free(RIOBank *bank);
R_API void r_io_bank_init(RIO *io);
R_API void r_io_bank_fini(RIO *io);
R_API RIOBank *r_io_bank_get(RIO *io, const ut32 bankid);
R_API bool r_io_bank_use(RIO *io, ut32 bankid);
R_API bool r_io_bank_map_add_top(RIO *io, const ut32 bankid, const ut32 mapid);
R_API bool r_io_bank_map_add_bottom(RIO *io, const ut32 bankid, const ut32 mapid);
R_API bool r_io_bank_map_priorize(RIO *io, const ut32 bankid, const ut32 mapid);
R_API bool r_io_bank_map_depriorize(RIO *io, const ut32 bankid, const ut32 mapid);
R_API bool r_io_bank_update_map_boundaries(RIO *io, const ut32 bankid, const ut32 mapid, ut64 ofrom, ut64 oto);
R_API bool r_io_bank_locate(RIO *io, const ut32 bankid, ut64 *addr, const ut64 size, ut64 load_align);
R_API void r_io_bank_del_map(RIO *io, const ut32 bankid, const ut32 mapid);
R_API RIOMap *r_io_bank_get_map_at(RIO *io, const ut32 bankid, const ut64 addr);
R_API bool r_io_bank_read_at(RIO *io, const ut32 bankid, ut64 addr, ut8 *buf, int len);
R_API bool r_io_bank_write_at(RIO *io, const ut32 bankid, ut64 addr, const ut8 *buf, int len);
R_API int r_io_bank_read_from_submap_at(RIO *io, const ut32 bankid, ut64 addr, ut8 *buf, int len);
R_API int r_io_bank_write_to_submap_at(RIO *io, const ut32 bankid, ut64 addr, const ut8 *buf, int len);
R_API void r_io_bank_drain(RIO *io, const ut32 bankid);
//io.c
R_API RIO *r_io_new(void);
R_API RIO *r_io_init(RIO *io);
R_API RIODesc *r_io_open_nomap(RIO *io, const char *uri, int flags, int mode); //should return int
R_API RIODesc *r_io_open(RIO *io, const char *uri, int flags, int mode);
R_API RIODesc *r_io_open_at(RIO *io, const char *uri, int flags, int mode, ut64 at);
R_API RList *r_io_open_many(RIO *io, const char *uri, int flags, int mode);
R_API RIODesc* r_io_open_buffer(RIO *io, RBuffer *b, int flags, int mode);
R_API bool r_io_close(RIO *io);
R_API bool r_io_reopen(RIO *io, int fd, int flags, int mode);
R_API void r_io_close_all(RIO *io);
R_API int r_io_pread_at(RIO *io, ut64 paddr, ut8 *buf, int len);
R_API int r_io_pwrite_at(RIO *io, ut64 paddr, const ut8 *buf, int len);
R_API bool r_io_vread_at(RIO *io, ut64 vaddr, ut8 *buf, int len);
R_API bool r_io_vwrite_at(RIO *io, ut64 vaddr, const ut8 *buf, int len);
R_API bool r_io_read_at(RIO *io, ut64 addr, ut8 *buf, int len);
R_API bool r_io_read_at_mapped(RIO *io, ut64 addr, ut8 *buf, int len);
R_API int r_io_nread_at(RIO *io, ut64 addr, ut8 *buf, int len);
R_API bool r_io_write_at(RIO *io, ut64 addr, const ut8 *buf, int len);
R_API bool r_io_read(RIO *io, ut8 *buf, int len);
R_API bool r_io_write(RIO *io, ut8 *buf, int len);
R_API ut64 r_io_size(RIO *io);
R_API bool r_io_is_listener(RIO *io);
R_API char *r_io_system(RIO *io, const char* cmd);
R_API bool r_io_resize(RIO *io, ut64 newsize);
R_API int r_io_extend_at(RIO *io, ut64 addr, ut64 size);
R_API bool r_io_set_write_mask(RIO *io, const ut8 *mask, int len);
R_API void r_io_bind(RIO *io, RIOBind *bnd);
R_API bool r_io_shift(RIO *io, ut64 start, ut64 end, st64 move);
R_API ut64 r_io_seek(RIO *io, ut64 offset, int whence);
R_API void r_io_fini(RIO *io);
R_API void r_io_free(RIO *io);
#define r_io_bind_init(x) memset(&x,0,sizeof(x))
R_API bool r_io_plugin_init(RIO *io);
R_API bool r_io_plugin_add(RIO *io, RIOPlugin *plugin);
R_API int r_io_plugin_list(RIO *io);
R_API int r_io_plugin_list_json(RIO *io);
R_API int r_io_plugin_read(RIODesc *desc, ut8 *buf, int len);
R_API int r_io_plugin_write(RIODesc *desc, const ut8 *buf, int len);
R_API int r_io_plugin_read_at(RIODesc *desc, ut64 addr, ut8 *buf, int len);
R_API int r_io_plugin_write_at(RIODesc *desc, ut64 addr, const ut8 *buf, int len);
R_API RIOPlugin *r_io_plugin_resolve(RIO *io, const char *filename, bool many);
R_API RIOPlugin *r_io_plugin_get_default(RIO *io, const char *filename, bool many);
/* undo api */
// track seeks and writes
// TODO: needs cleanup..kinda big?
R_API int r_io_undo_init(RIO *io);
R_API void r_io_undo_enable(RIO *io, int seek, int write);
/* seek undo */
R_API RIOUndos *r_io_sundo(RIO *io, ut64 offset);
R_API RIOUndos *r_io_sundo_redo(RIO *io);
R_API void r_io_sundo_push(RIO *io, ut64 off, int cursor);
R_API void r_io_sundo_reset(RIO *io);
R_API RList *r_io_sundo_list(RIO *io, int mode);
/* write undo */
R_API void r_io_wundo_new(RIO *io, ut64 off, const ut8 *data, int len);
R_API void r_io_wundo_apply_all(RIO *io, int set);
R_API int r_io_wundo_apply(RIO *io, struct r_io_undo_w_t *u, int set);
R_API void r_io_wundo_clear(RIO *io);
R_API int r_io_wundo_size(RIO *io);
R_API void r_io_wundo_list(RIO *io);
R_API int r_io_wundo_set_t(RIO *io, RIOUndoWrite *u, int set) ;
R_API void r_io_wundo_set_all(RIO *io, int set);
R_API int r_io_wundo_set(RIO *io, int n, int set);
//desc.c
R_API RIODesc *r_io_desc_new(RIO *io, RIOPlugin *plugin, const char *uri, int flags, int mode, void *data);
R_API RIODesc *r_io_desc_open(RIO *io, const char *uri, int flags, int mode);
R_API RIODesc *r_io_desc_open_plugin(RIO *io, RIOPlugin *plugin, const char *uri, int flags, int mode);
R_API bool r_io_desc_close(RIODesc *desc);
R_API int r_io_desc_read(RIODesc *desc, ut8 *buf, int count);
R_API int r_io_desc_write(RIODesc *desc, const ut8 *buf, int count);
R_API void r_io_desc_free(RIODesc *desc);
R_API bool r_io_desc_add(RIO *io, RIODesc *desc);
R_API bool r_io_desc_del(RIO *io, int fd);
R_API RIODesc *r_io_desc_get(RIO *io, int fd);
R_API RIODesc *r_io_desc_get_byuri(RIO *io, const char *uri);
R_API RIODesc *r_io_desc_get_next(RIO *io, RIODesc *desc);
R_API RIODesc *r_io_desc_get_prev(RIO *io, RIODesc *desc);
R_API RIODesc *r_io_desc_get_highest(RIO *io);
R_API RIODesc *r_io_desc_get_lowest(RIO *io);
R_API ut64 r_io_desc_seek(RIODesc *desc, ut64 offset, int whence);
R_API bool r_io_desc_resize(RIODesc *desc, ut64 newsize);
R_API ut64 r_io_desc_size(RIODesc *desc);
R_API bool r_io_desc_is_blockdevice(RIODesc *desc);
R_API bool r_io_desc_is_chardevice(RIODesc *desc);
R_API bool r_io_desc_exchange(RIO *io, int fd, int fdx); //this should get 2 descs
R_API bool r_io_desc_is_dbg(RIODesc *desc);
R_API int r_io_desc_get_pid(RIODesc *desc);
R_API int r_io_desc_get_tid(RIODesc *desc);
R_API bool r_io_desc_get_base(RIODesc *desc, ut64 *base);
R_API int r_io_desc_read_at(RIODesc *desc, ut64 addr, ut8 *buf, int len);
R_API int r_io_desc_write_at(RIODesc *desc, ut64 addr, const ut8 *buf, int len);
/* lifecycle */
R_IPI bool r_io_desc_init(RIO *io);
R_IPI void r_io_desc_fini(RIO *io);
/* io/cache.c */
R_API int r_io_cache_invalidate(RIO *io, ut64 from, ut64 to);
R_API bool r_io_cache_at(RIO *io, ut64 addr);
R_API void r_io_cache_commit(RIO *io, ut64 from, ut64 to);
R_API void r_io_cache_init(RIO *io);
R_API void r_io_cache_fini(RIO *io);
R_API bool r_io_cache_list(RIO *io, int rad);
R_API void r_io_cache_reset(RIO *io, int set);
R_API bool r_io_cache_write(RIO *io, ut64 addr, const ut8 *buf, int len);
R_API bool r_io_cache_read(RIO *io, ut64 addr, ut8 *buf, int len);
/* io/p_cache.c */
R_API bool r_io_desc_cache_init(RIODesc *desc);
R_API int r_io_desc_cache_write(RIODesc *desc, ut64 paddr, const ut8 *buf, int len);
R_API int r_io_desc_cache_read(RIODesc *desc, ut64 paddr, ut8 *buf, int len);
R_API bool r_io_desc_cache_commit(RIODesc *desc);
R_API void r_io_desc_cache_cleanup(RIODesc *desc);
R_API void r_io_desc_cache_fini(RIODesc *desc);
R_API void r_io_desc_cache_fini_all(RIO *io);
R_API RList *r_io_desc_cache_list(RIODesc *desc);
R_API int r_io_desc_extend(RIODesc *desc, ut64 size);
/* io/buffer.c */
R_API int r_io_buffer_read(RIO* io, ut64 addr, ut8* buf, int len);
R_API int r_io_buffer_load(RIO* io, ut64 addr, int len);
R_API void r_io_buffer_close(RIO* io);
/* io/fd.c */
R_API int r_io_fd_open(RIO *io, const char *uri, int flags, int mode);
R_API bool r_io_fd_close(RIO *io, int fd);
R_API int r_io_fd_read(RIO *io, int fd, ut8 *buf, int len);
R_API int r_io_fd_write(RIO *io, int fd, const ut8 *buf, int len);
R_API ut64 r_io_fd_seek(RIO *io, int fd, ut64 addr, int whence);
R_API ut64 r_io_fd_size(RIO *io, int fd);
R_API bool r_io_fd_resize(RIO *io, int fd, ut64 newsize);
R_API bool r_io_fd_is_blockdevice(RIO *io, int fd);
R_API bool r_io_fd_is_chardevice(RIO *io, int fd);
R_API int r_io_fd_read_at(RIO *io, int fd, ut64 addr, ut8 *buf, int len);
R_API int r_io_fd_write_at(RIO *io, int fd, ut64 addr, const ut8 *buf, int len);
R_API bool r_io_fd_is_dbg(RIO *io, int fd);
R_API int r_io_fd_get_pid(RIO *io, int fd);
R_API int r_io_fd_get_tid(RIO *io, int fd);
R_API bool r_io_fd_get_base(RIO *io, int fd, ut64 *base);
R_API const char *r_io_fd_get_name(RIO *io, int fd);
R_API int r_io_fd_get_current(RIO *io);
R_API bool r_io_use_fd(RIO *io, int fd);
R_API int r_io_fd_get_next(RIO *io, int fd);
R_API int r_io_fd_get_prev(RIO *io, int fd);
R_API int r_io_fd_get_highest(RIO *io);
R_API int r_io_fd_get_lowest(RIO *io);
#define r_io_range_new() R_NEW0(RIORange)
#define r_io_range_free(x) free(x)
/* io/ioutils.c */
R_API bool r_io_is_valid_offset(RIO *io, ut64 offset, int hasperm);
R_API bool r_io_addr_is_mapped(RIO *io, ut64 vaddr);
R_API bool r_io_read_i(RIO* io, ut64 addr, ut64 *val, int size, bool endian);
R_API bool r_io_write_i(RIO* io, ut64 addr, ut64 *val, int size, bool endian);
#if HAVE_PTRACE
R_API long r_io_ptrace(RIO *io, r_ptrace_request_t request, pid_t pid, void *addr, r_ptrace_data_t data);
R_API pid_t r_io_ptrace_fork(RIO *io, void(*child_callback)(void *), void *child_callback_user);
R_API void *r_io_ptrace_func(RIO *io, void *(*func)(void *), void *user);
#endif
extern RIOPlugin r_io_plugin_procpid;
extern RIOPlugin r_io_plugin_malloc;
extern RIOPlugin r_io_plugin_sparse;
extern RIOPlugin r_io_plugin_ptrace;
extern RIOPlugin r_io_plugin_w32dbg;
extern RIOPlugin r_io_plugin_windbg;
extern RIOPlugin r_io_plugin_mach;
extern RIOPlugin r_io_plugin_debug;
extern RIOPlugin r_io_plugin_shm;
extern RIOPlugin r_io_plugin_gdb;
extern RIOPlugin r_io_plugin_rap;
extern RIOPlugin r_io_plugin_http;
extern RIOPlugin r_io_plugin_bfdbg;
extern RIOPlugin r_io_plugin_w32;
extern RIOPlugin r_io_plugin_zip;
extern RIOPlugin r_io_plugin_mmap;
extern RIOPlugin r_io_plugin_default;
extern RIOPlugin r_io_plugin_ihex;
extern RIOPlugin r_io_plugin_self;
extern RIOPlugin r_io_plugin_gzip;
extern RIOPlugin r_io_plugin_winkd;
extern RIOPlugin r_io_plugin_r2pipe;
extern RIOPlugin r_io_plugin_r2web;
extern RIOPlugin r_io_plugin_qnx;
extern RIOPlugin r_io_plugin_r2k;
extern RIOPlugin r_io_plugin_tcpslurp;
extern RIOPlugin r_io_plugin_bochs;
extern RIOPlugin r_io_plugin_null;
extern RIOPlugin r_io_plugin_ar;
extern RIOPlugin r_io_plugin_rbuf;
extern RIOPlugin r_io_plugin_winedbg;
extern RIOPlugin r_io_plugin_gprobe;
extern RIOPlugin r_io_plugin_fd;
extern RIOPlugin r_io_plugin_socket;
extern RIOPlugin r_io_plugin_isotp;
#if __cplusplus
}
#endif
#endif