147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* libunwind - a platform-independent unwind library 247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm Copyright (C) 2001-2004 Hewlett-Packard Co 347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm Contributed by David Mosberger-Tang <davidm@hpl.hp.com> 447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmThis file is part of libunwind. 647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmPermission is hereby granted, free of charge, to any person obtaining 847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidma copy of this software and associated documentation files (the 947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm"Software"), to deal in the Software without restriction, including 1047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmwithout limitation the rights to use, copy, modify, merge, publish, 1147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmdistribute, sublicense, and/or sell copies of the Software, and to 1247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmpermit persons to whom the Software is furnished to do so, subject to 1347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmthe following conditions: 1447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 1547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmThe above copyright notice and this permission notice shall be 1647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmincluded in all copies or substantial portions of the Software. 1747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 1847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 1947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmEXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 2047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 2147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmNONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 2247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmLIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 2347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmOF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 2447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmWITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 2547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 2647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_VERSION_MAJOR @PKG_MAJOR@ 2747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_VERSION_MINOR @PKG_MINOR@ 2847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_VERSION_EXTRA @PKG_EXTRA@ 2947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 3047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_VERSION_CODE(maj,min) (((maj) << 16) | (min)) 3147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_VERSION UNW_VERSION_CODE(UNW_VERSION_MAJOR, UNW_VERSION_MINOR) 3247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 3347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_PASTE2(x,y) x##y 3447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_PASTE(x,y) UNW_PASTE2(x,y) 3547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_OBJ(fn) UNW_PASTE(UNW_PREFIX, fn) 3647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_ARCH_OBJ(fn) UNW_PASTE(UNW_PASTE(UNW_PASTE(_U,UNW_TARGET),_), fn) 3747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 3847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#ifdef UNW_LOCAL_ONLY 3947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm# define UNW_PREFIX UNW_PASTE(UNW_PASTE(_UL,UNW_TARGET),_) 4047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#else /* !UNW_LOCAL_ONLY */ 4147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm# define UNW_PREFIX UNW_PASTE(UNW_PASTE(_U,UNW_TARGET),_) 4247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#endif /* !UNW_LOCAL_ONLY */ 4347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 4447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* Error codes. The unwind routines return the *negated* values of 4547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm these error codes on error and a non-negative value on success. */ 4647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef enum 4747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 4847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_ESUCCESS = 0, /* no error */ 4947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EUNSPEC, /* unspecified (general) error */ 5047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_ENOMEM, /* out of memory */ 5147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EBADREG, /* bad register number */ 5247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EREADONLYREG, /* attempt to write read-only register */ 5347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_ESTOPUNWIND, /* stop unwinding */ 5447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EINVALIDIP, /* invalid IP */ 5547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EBADFRAME, /* bad frame */ 5647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EINVAL, /* unsupported operation or bad value */ 5747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_EBADVERSION, /* unwind info has unsupported version */ 5847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_ENOINFO /* no unwind info found */ 5947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 6047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_error_t; 6147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 6247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* The following enum defines the indices for a couple of 6347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm (pseudo-)registers which have the same meaning across all 6447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm platforms. (RO) means read-only. (RW) means read-write. General 6547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm registers (aka "integer registers") are expected to start with 6647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm index 0. The number of such registers is architecture-dependent. 6747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm The remaining indices can be used as an architecture sees fit. The 6847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm last valid register index is given by UNW_REG_LAST. */ 6947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef enum 7047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 7147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_REG_IP = UNW_TDEP_IP, /* (rw) instruction pointer (pc) */ 7247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_REG_SP = UNW_TDEP_SP, /* (ro) stack pointer */ 7347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_REG_EH = UNW_TDEP_EH, /* (rw) exception-handling reg base */ 7447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_REG_LAST = UNW_TDEP_LAST_REG 7547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 7647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_frame_regnum_t; 7747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 7847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* Number of exception-handler argument registers: */ 7947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_NUM_EH_REGS UNW_TDEP_NUM_EH_REGS 8047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 8147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef enum 8247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 8347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_CACHE_NONE, /* no caching */ 8447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_CACHE_GLOBAL, /* shared global cache */ 8547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_CACHE_PER_THREAD /* per-thread caching */ 8647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 8747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_caching_policy_t; 8847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 8947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef int unw_regnum_t; 9047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 9147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* The unwind cursor starts at the youngest (most deeply nested) frame 9247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm and is used to track the frame state as the unwinder steps from 9347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm frame to frame. It is safe to make (shallow) copies of variables 9447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm of this type. */ 9547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef struct unw_cursor 9647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 9747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t opaque[UNW_TDEP_CURSOR_LEN]; 9847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 9947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_cursor_t; 10047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 10147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* This type encapsulates the entire (preserved) machine-state. */ 10247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef unw_tdep_context_t unw_context_t; 10347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 10447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* unw_getcontext() fills the unw_context_t pointed to by UC with the 10547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm machine state as it exists at the call-site. For implementation 10647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm reasons, this needs to be a target-dependent macro. It's easiest 10747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm to think of unw_getcontext() as being identical to getcontext(). */ 10847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_getcontext(uc) unw_tdep_getcontext(uc) 10947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 11047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* Return 1 if register number R is a floating-point register, zero 11147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm otherwise. 11247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm This routine is signal-safe. */ 11347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_is_fpreg(r) unw_tdep_is_fpreg(r) 11447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 11547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef unw_tdep_fpreg_t unw_fpreg_t; 11647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 11747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef struct unw_addr_space *unw_addr_space_t; 11847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 11947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* Each target may define it's own set of flags, but bits 0-15 are 12047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm reserved for general libunwind-use. */ 12147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define UNW_PI_FLAG_FIRST_TDEP_BIT 16 12246e10c5abeeb93345367a70db2af3aba4440a49eArun Sharma/* The information comes from a .debug_frame section. */ 12346e10c5abeeb93345367a70db2af3aba4440a49eArun Sharma#define UNW_PI_FLAG_DEBUG_FRAME 32 12447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 12547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef struct unw_proc_info 12647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 12747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t start_ip; /* first IP covered by this procedure */ 12847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t end_ip; /* first IP NOT covered by this procedure */ 12947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t lsda; /* address of lang.-spec. data area (if any) */ 13047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t handler; /* optional personality routine */ 13147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t gp; /* global-pointer value for this procedure */ 13247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t flags; /* misc. flags */ 13347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 13447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int format; /* unwind-info format (arch-specific) */ 13547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int unwind_info_size; /* size of the information (if applicable) */ 13647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm void *unwind_info; /* unwind-info (arch-specific) */ 13747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_tdep_proc_info_t extra; /* target-dependent auxiliary proc-info */ 13847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 13947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_proc_info_t; 14047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 14147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* These are backend callback routines that provide access to the 14247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm state of a "remote" process. This can be used, for example, to 14347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unwind another process through the ptrace() interface. */ 14447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef struct unw_accessors 14547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 14647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Look up the unwind info associated with instruction-pointer IP. 14747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm On success, the routine fills in the PROC_INFO structure. */ 14847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*find_proc_info) (unw_addr_space_t, unw_word_t, unw_proc_info_t *, 14947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int, void *); 15047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 15147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Release any resources (e.g., memory) that were allocated for 15247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm the unwind info returned in by a previous call to 15347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm find_proc_info() with NEED_UNWIND_INFO set to 1. */ 15447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm void (*put_unwind_info) (unw_addr_space_t, unw_proc_info_t *, void *); 15547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 15647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Return the list-head of the dynamically registered unwind 15747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm info. */ 15847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*get_dyn_info_list_addr) (unw_addr_space_t, unw_word_t *, void *); 15947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 16047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Access aligned word at address ADDR. The value is returned 16147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm according to the endianness of the host (e.g., if the host is 16247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm little-endian and the target is big-endian, access_mem() needs 16347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm to byte-swap the value before returning it). */ 16447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*access_mem) (unw_addr_space_t, unw_word_t, unw_word_t *, int, 16547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm void *); 16647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 16747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Access register number REG at address ADDR. */ 16847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*access_reg) (unw_addr_space_t, unw_regnum_t, unw_word_t *, int, 16947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm void *); 17047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 17147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Access register number REG at address ADDR. */ 17247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*access_fpreg) (unw_addr_space_t, unw_regnum_t, 17347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_fpreg_t *, int, void *); 17447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 17547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*resume) (unw_addr_space_t, unw_cursor_t *, void *); 17647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 17747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm /* Optional call back to obtain the name of a (static) procedure. 17847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm Dynamically generated procedures are handled automatically by 17947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm libunwind. This callback is optional and may be set to 18047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm NULL. */ 18147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm int (*get_proc_name) (unw_addr_space_t, unw_word_t, char *, size_t, 18247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t *, void *); 18347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 18447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_accessors_t; 18547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 18647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef enum unw_save_loc_type 18747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 18847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_SLT_NONE, /* register is not saved ("not an l-value") */ 18947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_SLT_MEMORY, /* register has been saved in memory */ 19047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm UNW_SLT_REG /* register has been saved in (another) register */ 19147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 19247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_save_loc_type_t; 19347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 19447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmtypedef struct unw_save_loc 19547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 19647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_save_loc_type_t type; 19747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm union 19847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm { 19947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_word_t addr; /* valid if type==UNW_SLT_MEMORY */ 20047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_regnum_t regnum; /* valid if type==UNW_SLT_REG */ 20147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 20247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm u; 20347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_tdep_save_loc_t extra; /* target-dependent additional information */ 20447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm } 20547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmunw_save_loc_t; 20647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 20747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm/* These routines work both for local and remote unwinding. */ 20847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 20947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_local_addr_space UNW_OBJ(local_addr_space) 21047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_create_addr_space UNW_OBJ(create_addr_space) 21147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_destroy_addr_space UNW_OBJ(destroy_addr_space) 21247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_accessors UNW_ARCH_OBJ(get_accessors) 21347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_init_local UNW_OBJ(init_local) 21447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_init_remote UNW_OBJ(init_remote) 21547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_step UNW_OBJ(step) 21647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_resume UNW_OBJ(resume) 21747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_proc_info UNW_OBJ(get_proc_info) 21847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_proc_info_by_ip UNW_OBJ(get_proc_info_by_ip) 21947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_reg UNW_OBJ(get_reg) 22047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_set_reg UNW_OBJ(set_reg) 22147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_fpreg UNW_OBJ(get_fpreg) 22247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_set_fpreg UNW_OBJ(set_fpreg) 22347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_save_loc UNW_OBJ(get_save_loc) 22447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_is_signal_frame UNW_OBJ(is_signal_frame) 2258e53e62db913470952b8eb541834b876f7a6882cArun Sharma#define unw_handle_signal_frame UNW_OBJ(handle_signal_frame) 22647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_get_proc_name UNW_OBJ(get_proc_name) 22747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_set_caching_policy UNW_OBJ(set_caching_policy) 22847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_regname UNW_ARCH_OBJ(regname) 22947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_flush_cache UNW_ARCH_OBJ(flush_cache) 23047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm#define unw_strerror UNW_ARCH_OBJ(strerror) 23147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 23247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern unw_addr_space_t unw_create_addr_space (unw_accessors_t *, int); 23347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern void unw_destroy_addr_space (unw_addr_space_t); 23447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern unw_accessors_t *unw_get_accessors (unw_addr_space_t); 23547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern void unw_flush_cache (unw_addr_space_t, unw_word_t, unw_word_t); 23647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_set_caching_policy (unw_addr_space_t, unw_caching_policy_t); 23747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern const char *unw_regname (unw_regnum_t); 23847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 23947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_init_local (unw_cursor_t *, unw_context_t *); 24047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_init_remote (unw_cursor_t *, unw_addr_space_t, void *); 24147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_step (unw_cursor_t *); 24247bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_resume (unw_cursor_t *); 24347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_get_proc_info (unw_cursor_t *, unw_proc_info_t *); 24447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_get_proc_info_by_ip (unw_addr_space_t, unw_word_t, 24547bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm unw_proc_info_t *, void *); 24647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_get_reg (unw_cursor_t *, int, unw_word_t *); 24747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_set_reg (unw_cursor_t *, int, unw_word_t); 24847bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_get_fpreg (unw_cursor_t *, int, unw_fpreg_t *); 24947bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_set_fpreg (unw_cursor_t *, int, unw_fpreg_t); 25047bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_get_save_loc (unw_cursor_t *, int, unw_save_loc_t *); 25147bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_is_signal_frame (unw_cursor_t *); 2528e53e62db913470952b8eb541834b876f7a6882cArun Sharmaextern int unw_handle_signal_frame (unw_cursor_t *); 25347bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern int unw_get_proc_name (unw_cursor_t *, char *, size_t, unw_word_t *); 25447bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern const char *unw_strerror (int); 25550bc12afba900c478d5d760966ef5b6f32229c99Lassi Tuuraextern int unw_backtrace (void **, int); 25647bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidm 25747bf99c6774e9422872068ef866722a8ba7ddefcmostang.com!davidmextern unw_addr_space_t unw_local_addr_space; 258