diff options
Diffstat (limited to 'include/ctf.h')
| -rw-r--r-- | include/ctf.h | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/include/ctf.h b/include/ctf.h index 2b35781..7e00005 100644 --- a/include/ctf.h +++ b/include/ctf.h @@ -126,11 +126,26 @@ typedef struct ctf_preamble unsigned char ctp_flags; /* Flags (see below). */ } ctf_preamble_t; +typedef struct ctf_header_v2 +{ + ctf_preamble_t cth_preamble; + uint32_t cth_parlabel; /* Ref to name of parent lbl uniq'd against. */ + uint32_t cth_parname; /* Ref to basename of parent. */ + uint32_t cth_lbloff; /* Offset of label section. */ + uint32_t cth_objtoff; /* Offset of object section. */ + uint32_t cth_funcoff; /* Offset of function section. */ + uint32_t cth_varoff; /* Offset of variable section. */ + uint32_t cth_typeoff; /* Offset of type section. */ + uint32_t cth_stroff; /* Offset of string section. */ + uint32_t cth_strlen; /* Length of string section in bytes. */ +} ctf_header_v2_t; + typedef struct ctf_header { ctf_preamble_t cth_preamble; uint32_t cth_parlabel; /* Ref to name of parent lbl uniq'd against. */ uint32_t cth_parname; /* Ref to basename of parent. */ + uint32_t cth_cuname; /* Ref to CU name (may be 0). */ uint32_t cth_lbloff; /* Offset of label section. */ uint32_t cth_objtoff; /* Offset of object section. */ uint32_t cth_funcoff; /* Offset of function section. */ @@ -148,13 +163,14 @@ typedef struct ctf_header /* Data format version number. */ -/* v1 upgraded to v2 is not quite the same as native v2 (the boundary between - parent and child types is different), and you can write it out again via - ctf_compress_write(), so we must track whether the thing was originally v1 or - not. If we were writing the header from scratch, we would add a *pair* of - version number fields to allow for this, but this will do for now. (A flag - will not do, because we need to encode both the version we came from and the - version we went to, not just "we were upgraded".) */ +/* v1 upgraded to a later version is not quite the same as the native form, + because the boundary between parent and child types is different but not + recorded anywhere, and you can write it out again via ctf_compress_write(), + so we must track whether the thing was originally v1 or not. If we were + writing the header from scratch, we would add a *pair* of version number + fields to allow for this, but this will do for now. (A flag will not do, + because we need to encode both the version we came from and the version we + went to, not just "we were upgraded".) */ # define CTF_VERSION_1 1 # define CTF_VERSION_1_UPGRADED_3 2 |