void
MatchTInfoStepper_write_key_frame(MatchTermInfoStepper *self,
OutStream *outstream, Obj *value) {
TermInfo *tinfo = (TermInfo*)CERTIFY(value, TERMINFO);
int32_t doc_freq = TInfo_Get_Doc_Freq(tinfo);
// Write doc_freq.
OutStream_Write_C32(outstream, doc_freq);
// Write postings file pointer.
OutStream_Write_C64(outstream, tinfo->post_filepos);
// Write skip file pointer (maybe).
if (doc_freq >= self->skip_interval) {
OutStream_Write_C64(outstream, tinfo->skip_filepos);
}
TInfo_Mimic((TermInfo*)self->value, (Obj*)tinfo);
}
void
MatchTInfoStepper_Write_Key_Frame_IMP(MatchTermInfoStepper *self,
OutStream *outstream, Obj *value) {
MatchTermInfoStepperIVARS *const ivars = MatchTInfoStepper_IVARS(self);
TermInfo *tinfo = (TermInfo*)CERTIFY(value, TERMINFO);
int32_t doc_freq = TInfo_Get_Doc_Freq(tinfo);
TermInfoIVARS *const tinfo_ivars = TInfo_IVARS((TermInfo*)value);
// Write doc_freq.
OutStream_Write_C32(outstream, doc_freq);
// Write postings file pointer.
OutStream_Write_C64(outstream, tinfo_ivars->post_filepos);
// Write skip file pointer (maybe).
if (doc_freq >= ivars->skip_interval) {
OutStream_Write_C64(outstream, tinfo_ivars->skip_filepos);
}
TInfo_Mimic((TermInfo*)ivars->value, (Obj*)tinfo);
}
void
MatchTInfoStepper_Write_Delta_IMP(MatchTermInfoStepper *self,
OutStream *outstream, Obj *value) {
MatchTermInfoStepperIVARS *const ivars = MatchTInfoStepper_IVARS(self);
TermInfo *tinfo = (TermInfo*)CERTIFY(value, TERMINFO);
TermInfo *last_tinfo = (TermInfo*)ivars->value;
int32_t doc_freq = TInfo_Get_Doc_Freq(tinfo);
int64_t post_delta = TInfo_IVARS(tinfo)->post_filepos
- TInfo_IVARS(last_tinfo)->post_filepos;
// Write doc_freq.
OutStream_Write_C32(outstream, doc_freq);
// Write postings file pointer delta.
OutStream_Write_C64(outstream, post_delta);
// Write skip file pointer (maybe).
if (doc_freq >= ivars->skip_interval) {
OutStream_Write_C64(outstream, TInfo_IVARS(tinfo)->skip_filepos);
}
TInfo_Mimic((TermInfo*)ivars->value, (Obj*)tinfo);
}
