int SLNFilterWriteURIs(SLNFilterRef const filter, SLNSessionRef const session, SLNFilterPosition *const pos, bool const meta, uint64_t const max, bool const wait, SLNFilterWriteCB const writecb, void *ctx) {
uint64_t remaining = max;
for(;;) {
ssize_t const count = SLNFilterWriteURIBatch(filter, session, pos, meta, remaining, writecb, ctx);
if(count < 0) return count;
remaining -= count;
if(!remaining) return 0;
if(!count) break;
}
if(!wait || pos->dir < 0) return 0;
SLNRepoRef const repo = SLNSessionGetRepo(session);
for(;;) {
uint64_t const timeout = uv_now(async_loop)+(1000 * 30);
int rc = SLNRepoSubmissionWait(repo, pos->sortID, timeout);
if(UV_ETIMEDOUT == rc) {
uv_buf_t const parts[] = { uv_buf_init((char *)STR_LEN("\r\n")) };
rc = writecb(ctx, parts, numberof(parts));
if(rc < 0) break;
continue;
}
assert(rc >= 0); // TODO: Handle cancellation?
for(;;) {
ssize_t const count = SLNFilterWriteURIBatch(filter, session, pos, meta, remaining, writecb, ctx);
if(count < 0) return count;
remaining -= count;
if(!remaining) return 0;
}
}
return 0;
}
int SLNFilterWriteURIs(SLNFilterRef const filter, SLNSessionRef const session, SLNFilterPosition *const pos, bool const meta, uint64_t const max, bool const wait, SLNFilterWriteCB const writecb, SLNFilterFlushCB const flushcb, void *ctx) {
uint64_t remaining = max;
for(;;) {
ssize_t const count = SLNFilterWriteURIBatch(filter, session, pos, meta, remaining, writecb, ctx);
if(count < 0) return count;
remaining -= count;
if(!remaining) return 0;
if(!count) break;
}
if(!wait || pos->dir < 0) return 0;
SLNRepoRef const repo = SLNSessionGetRepo(session);
for(;;) {
int rc = flushcb ? flushcb(ctx) : 0;
if(rc < 0) return rc;
uint64_t latest = pos->sortID;
uint64_t const timeout = uv_now(async_loop)+(1000 * 30);
rc = SLNRepoSubmissionWait(repo, &latest, timeout);
if(UV_ETIMEDOUT == rc) {
uv_buf_t const parts[] = { uv_buf_init((char *)STR_LEN("\r\n")) };
rc = writecb(ctx, parts, numberof(parts));
if(rc < 0) break;
continue;
}
assert(rc >= 0); // TODO: Handle cancellation?
for(;;) {
ssize_t const count = SLNFilterWriteURIBatch(filter, session, pos, meta, remaining, writecb, ctx);
if(count < 0) return count;
remaining -= count;
if(!remaining) return 0;
if(count < BATCH_SIZE) break;
}
// This is how far we scanned, even if we didn't find anything.
if(pos->sortID < latest) {
pos->sortID = latest;
pos->fileID = 0;
}
}
return 0;
}
