static void getchecksum(struct context *ctx)
{
size_t len;
struct md_method *m = ctx->md_hash ? ctx->md_method_hash : ctx->md_method_checksum;
DebugIn(DEBUG_BUFFER);
sigbus_cur = ctx->cfn;
if (chunk_get(ctx, &ctx->io_offset)) {
reply(ctx, MSG_451_Internal_error);
goto bye;
}
if (chunk_remaining(ctx)) {
len = MIN((size_t) bufsize, ctx->chunk_length);
m->update(ctx, (u_char *) ctx->chunk_start, len);
chunk_release(ctx, len);
}
if (chunk_remaining(ctx))
io_sched_renew_proc(ctx->io, ctx, (void *) getchecksum);
else {
if (!strcmp(m->ftp_name, "CRC32")) {
if (ctx->md_hash) {
replyf(ctx, "213 %s %llu-%llu %s %s\r\n", m->ftp_name,
(unsigned long long) ctx->io_offset_start, (unsigned long long) ctx->offset, m->final(ctx), ctx->filename + ctx->rootlen);
} else
replyf(ctx, "200 %s %llu %s\r\n", m->final(ctx), (unsigned long long) ctx->offset, ctx->filename + ctx->rootlen);
} else if (ctx->md_hash) {
static void skipbytes(struct context *ctx, int cur __attribute__ ((unused)))
{
off_t ro = ctx->io_offset, off = 0;
DebugIn(DEBUG_BUFFER);
sigbus_cur = ctx->cfn;
if (chunk_get(ctx, NULL)) {
io_sched_pop(ctx->io, ctx);
ctx->dbufi = buffer_free_all(ctx->dbufi);
ctx->remaining = 0, ctx->offset = 0;
cleanup_file(ctx, ctx->ffn);
cleanup_data(ctx, ctx->ffn);
reply(ctx, MSG_451_Internal_error);
} else {
if (chunk_remaining(ctx)) {
char *u = ctx->chunk_start;
char lastchar = ctx->lastchar;
size_t len = MIN(ctx->chunk_length, (size_t) bufsize);
char *ul = u + len;
for (off = 0; ro && u < ul; ro--, off++, lastchar = *u++)
if (*u == '\n' && lastchar != '\r')
ro--;
ctx->lastchar = lastchar;
chunk_release(ctx, len);
}
if (!chunk_remaining(ctx))
ro = 0;
if (!ro) {
ctx->dbufi = buffer_free_all(ctx->dbufi);
lseek(ctx->ffn, ctx->offset + off, SEEK_SET);
ctx->remaining = 0, ctx->offset = 0;
if (io_get_cb_i(ctx->io, ctx->dfn) == (void *) socket2buffer) {
/* already connected */
io_clr_o(ctx->io, ctx->dfn);
io_set_i(ctx->io, ctx->dfn);
}
io_sched_pop(ctx->io, ctx);
} else
io_sched_renew_proc(ctx->io, ctx, (void *) skipbytes);
ctx->io_offset = ro;
}
DebugOut(DEBUG_BUFFER);
}
int main(int argc, char* argv[]) {
int err, i;
char key[10], value[10];
CHUNK* chunk;
/* create database file */
err = chunk_create(FILENAME, HTABLE_SIZE);
if (err) {
printf("Error: cant create chunk file\n");
return -1;
}
/* open database file */
chunk = malloc(sizeof(CHUNK));
err = chunk_open(chunk, FILENAME, CACHE_SIZE);
if (err) {
free(chunk);
printf("Error: problem with open chunk file\n");
return -2;
}
/* insert */
for(i=0; i<SIZE; i++) {
sprintf(key, "%s%d", "key", i);
sprintf(value, "%s%d", "value", i);
chunk_set(chunk, key, value);
}
/* remove */
printf("chunk_remove key5 %d\n", chunk_remove(chunk, "key5"));
printf("chunk_remove key7 %d\n", chunk_remove(chunk, "key7"));
/* get */
for(i=0; i<SIZE; i++) {
sprintf(key, "%s%d", "key", i);
printf("chunk_get %s = %s\n",key, chunk_get(chunk, key));
}
/* forEach */
chunk_for_each(chunk, display);
/* close */
chunk_close(chunk);
free(chunk);
return 0;
}