diff options
Diffstat (limited to 'library.h')
| -rw-r--r-- | library.h | 30 |
1 files changed, 20 insertions, 10 deletions
@@ -1,6 +1,6 @@ /* * This file is part of ltrace. - * Copyright (C) 2012 Petr Machata, Red Hat Inc. + * Copyright (C) 2012,2013 Petr Machata, Red Hat Inc. * Copyright (C) 2006 Paul Gilliam, IBM Corporation * * This program is free software; you can redistribute it and/or @@ -23,20 +23,19 @@ #define _LIBRARY_H_ #include <stdint.h> + #include "callback.h" +#include "forward.h" #include "sysdep.h" -struct Process; -struct library; - enum toplt { LS_TOPLT_NONE = 0, /* PLT not used for this symbol. */ LS_TOPLT_EXEC, /* PLT for this symbol is executable. */ }; /* Dict interface. */ -unsigned int target_address_hash(const void *key); -int target_address_cmp(const void *key1, const void *key2); +size_t arch_addr_hash(const arch_addr_t *addr); +int arch_addr_eq(const arch_addr_t *addr1, const arch_addr_t *addr2); /* For handling -l. */ struct library_exported_name { @@ -51,6 +50,11 @@ struct library_symbol { const char *name; arch_addr_t enter_addr; enum toplt plt_type; + + /* If this is non-NULL, this prototype is used instead of + * looking up one in LIB->protolib. */ + struct prototype *proto; + int own_name : 1; /* This is relevant for PLT symbols. Latent PLT symbols are @@ -67,6 +71,7 @@ struct library_symbol { int delayed : 1; struct arch_library_symbol_data arch; + struct os_library_symbol_data os; }; /* Init LIBSYM. NAME will be freed when LIBSYM is destroyed if @@ -116,6 +121,7 @@ enum callback_status library_symbol_delayed_cb(struct library_symbol *libsym, enum library_type { LT_LIBTYPE_MAIN, LT_LIBTYPE_DSO, + LT_LIBTYPE_SYSCALL, }; /* XXX we might consider sharing libraries across processes. Things @@ -151,6 +157,9 @@ struct library { * enabled. */ struct library_exported_name *exported_names; + /* Prototype library associated with this library. */ + struct protolib *protolib; + const char *soname; const char *pathname; @@ -160,10 +169,11 @@ struct library { char own_pathname : 1; struct arch_library_data arch; + struct os_library_data os; }; /* Init LIB. */ -void library_init(struct library *lib, enum library_type type); +int library_init(struct library *lib, enum library_type type); /* Initialize RETP to a library identical to LIB. Symbols are not * shared, but copied over. Returns 0 on success and a negative value @@ -195,7 +205,7 @@ void library_add_symbol(struct library *lib, struct library_symbol *sym); /* A function that can be used as proc_each_library callback. Looks * for a library with the name passed in DATA. PROC is ignored. */ -enum callback_status library_named_cb(struct Process *proc, +enum callback_status library_named_cb(struct process *proc, struct library *lib, void *name); /* A function that can be used as proc_each_library callback. Looks @@ -203,7 +213,7 @@ enum callback_status library_named_cb(struct Process *proc, * * NOTE: The key is passed as a POINTER to arch_addr_t (that * because in general, arch_addr_t doesn't fit in void*). */ -enum callback_status library_with_key_cb(struct Process *proc, +enum callback_status library_with_key_cb(struct process *proc, struct library *lib, void *keyp); /* XXX this should really be in backend.h (as on pmachata/revamp @@ -220,7 +230,7 @@ int arch_translate_address(struct ltelf *lte, arch_addr_t addr, arch_addr_t *ret); /* This is the same function as arch_translate_address, except it's * used at the point that we don't have ELF available anymore. */ -int arch_translate_address_dyn(struct Process *proc, +int arch_translate_address_dyn(struct process *proc, arch_addr_t addr, arch_addr_t *ret); #endif /* _LIBRARY_H_ */ |