diff options
Diffstat (limited to 'libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-state.h')
| -rw-r--r-- | libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-state.h | 62 |
1 files changed, 39 insertions, 23 deletions
diff --git a/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-state.h b/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-state.h index 98c91f6..57d8564 100644 --- a/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-state.h +++ b/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-state.h @@ -43,48 +43,64 @@ #define PT_SFRAME 0x6474e554 #endif -/* SFrame decode data for the main module or a DSO. */ -struct sframe_stinfo +/* SFrame stacktrace data. */ + +struct sframest_info { - char *sfdd_data; /* SFrame decode data. */ - int sfdd_data_size; /* SFrame decode data size. */ - uint64_t sfdd_text_vma; /* Text segment's virtual address. */ - int sfdd_text_size; /* Text segment's size. */ - uint64_t sfdd_sframe_vma; /* SFrame segment's virtual address. */ - sframe_decoder_ctx *sfdd_sframe_ctx; /* SFrame decoder context. */ + /* Reference to the SFrame section in process memory. */ + char *buf; + /* Length in bytes of the SFrame section in memory. */ + int buflen; + /* Text segment's virtual address. */ + uint64_t text_vma; + /* Text segment's length in bytes. */ + int text_size; + /* SFrame segment's virtual address. */ + uint64_t sframe_vma; + /* SFrame decoder context. For access to decoded SFrame information. */ + sframe_decoder_ctx *dctx; }; -/* List that holds SFrame info for the shared libraries. */ -struct sframe_stinfo_list +/* List of SFrame stacktrace info objects. + Typically used to represent SFrame stacktrace info for set of shared + libraries of a program. */ + +struct sframest_info_list { - int alloced; /* Entries allocated. */ - int used; /* Entries used. */ - struct sframe_stinfo *entry; /* DSO's decode data. */ + /* Number of entries allocated. */ + int alloced; + /* Number of entries used. */ + int used; + /* (Array) List of SFrame stacktrace info objects. */ + struct sframest_info *entry; }; -/* Data that's passed through sframe_callback. */ -struct sframe_state +/* SFrame stacktracing context. */ + +struct sframest_ctx { - int sui_fd; /* File descriptor. */ - struct sframe_stinfo sui_ctx; /* The decode data. */ - struct sframe_stinfo_list sui_dsos; /* The DSO list. */ + /* File descriptor for the process memory. */ + int fd; + /* SFrame stacktrace info for program. */ + struct sframest_info prog_sfinfo; + /* SFrame stacktrace info for its DSOs. */ + struct sframest_info_list dsos_sfinfo; }; - void sframe_unwind_init_debug (void); int sframe_callback (struct dl_phdr_info *info, size_t size ATTRIBUTE_UNUSED, void *data); -void sframe_update_ctx (struct sframe_state *sf, uint64_t raddr, +void sframe_update_ctx (struct sframest_ctx *sf, uint64_t raddr, sframe_decoder_ctx **ctx, uint64_t *cfi_vma); -sframe_decoder_ctx *sframe_load_ctx (struct sframe_state *sf, uint64_t raddr); +sframe_decoder_ctx *sframe_load_ctx (struct sframest_ctx *sf, uint64_t raddr); -struct sframe_stinfo *sframe_find_context (struct sframe_state *sf, +struct sframest_info *sframe_find_context (struct sframest_ctx *sf, uint64_t addr); -void sframe_free_cfi (struct sframe_state *sf); +void sframe_free_cfi (struct sframest_ctx *sf); #endif /* SFRAME_STATE_H. */ |