#ifndef _PROBE_FINDER_H #define _PROBE_FINDER_H #include #include "util.h" #include "intlist.h" #include "probe-event.h" #define MAX_PROBE_BUFFER 1024 #define MAX_PROBES 128 #define MAX_PROBE_ARGS 128 #define PROBE_ARG_VARS "$vars" #define PROBE_ARG_PARAMS "$params" static inline int is_c_varname(const char *name) { /* TODO */ return isalpha(name[0]) || name[0] == '_'; } #ifdef HAVE_DWARF_SUPPORT #include "dwarf-aux.h" /* TODO: export debuginfo data structure even if no dwarf support */ /* debug information structure */ struct debuginfo { Dwarf *dbg; Dwfl_Module *mod; Dwfl *dwfl; Dwarf_Addr bias; }; /* This also tries to open distro debuginfo */ struct debuginfo *debuginfo__new(const char *path); void debuginfo__delete(struct debuginfo *dbg); /* Find probe_trace_events specified by perf_probe_event from debuginfo */ int debuginfo__find_trace_events(struct debuginfo *dbg, struct perf_probe_event *pev, struct probe_trace_event **tevs); /* Find a perf_probe_point from debuginfo */ int debuginfo__find_probe_point(struct debuginfo *dbg, unsigned long addr, struct perf_probe_point *ppt); int debuginfo__get_text_offset(struct debuginfo *dbg, Dwarf_Addr *offs, bool adjust_offset); /* Find a line range */ int debuginfo__find_line_range(struct debuginfo *dbg, struct line_range *lr); /* Find available variables */ int debuginfo__find_available_vars_at(struct debuginfo *dbg, struct perf_probe_event *pev, struct variable_list **vls); /* Find a src file from a DWARF tag path */ int get_real_path(const char *raw_path, const char *comp_dir, char **new_path); struct probe_finder { struct perf_probe_event *pev; /* Target probe event */ /* Callback when a probe point is found */ int (*callback)(Dwarf_Die *sc_die, struct probe_finder *pf); /* For function searching */ int lno; /* Line number */ Dwarf_Addr addr; /* Address */ const char *fname; /* Real file name */ Dwarf_Die cu_die; /* Current CU */ Dwarf_Die sp_die; struct intlist *lcache; /* Line cache for lazy match */ /* For variable searching */ #if _ELFUTILS_PREREQ(0, 142) /* Call Frame Information from .eh_frame */ Dwarf_CFI *cfi_eh; /* Call Frame Information from .debug_frame */ Dwarf_CFI *cfi_dbg; #endif Dwarf_Op *fb_ops; /* Frame base attribute */ unsigned int machine; /* Target machine arch */ struct perf_probe_arg *pvar; /* Current target variable */ struct probe_trace_arg *tvar; /* Current result variable */ }; struct trace_event_finder { struct probe_finder pf; Dwfl_Module *mod; /* For solving symbols */ struct probe_trace_event *tevs; /* Found trace events */ int ntevs; /* Number of trace events */ int max_tevs; /* Max number of trace events */ }; struct available_var_finder { struct probe_finder pf; Dwfl_Module *mod; /* For solving symbols */ struct variable_list *vls; /* Found variable lists */ int nvls; /* Number of variable lists */ int max_vls; /* Max no. of variable lists */ bool child; /* Search child scopes */ }; struct line_finder { struct line_range *lr; /* Target line range */ const char *fname; /* File name */ int lno_s; /* Start line number */ int lno_e; /* End line number */ Dwarf_Die cu_die; /* Current CU */ Dwarf_Die sp_die; int found; }; #endif /* HAVE_DWARF_SUPPORT */ #endif /*_PROBE_FINDER_H */ lass='content'>
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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2017-01-17 13:46:29 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2017-01-23 22:41:33 +0800
commit11e3b725cfc282efe9d4a354153e99d86a16af08 (patch)
tree8b5b9e0e1bcae1ab98ee652ffb7b13b05c209bd6 /net/unix/Kconfig
parentd6040764adcb5cb6de1489422411d701c158bb69 (diff)
crypto: arm64/aes-blk - honour iv_out requirement in CBC and CTR modes
Update the ARMv8 Crypto Extensions and the plain NEON AES implementations in CBC and CTR modes to return the next IV back to the skcipher API client. This is necessary for chaining to work correctly. Note that for CTR, this is only done if the request is a round multiple of the block size, since otherwise, chaining is impossible anyway. Cc: <stable@vger.kernel.org> # v3.16+ Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'net/unix/Kconfig')