-/*
- * Copyright (C) 2011 Andre Noll <maan@tuebingen.mpg.de>
- *
- * Licensed under the GPL v2. For licencing details see COPYING.
- */
+/* Copyright (C) 2011 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
/** \file afh_recv.c Receiver for streaming local files. */
long unsigned last_chunk;
struct timeval stream_start;
uint32_t current_chunk;
+ void *afh_context;
};
static int afh_execute(struct btr_node *btrn, const char *cmd, char **result)
return ret;
if (x >= pard->afhi.chunks_total)
return -ERRNO_TO_PARA_ERROR(EINVAL);
- pard->first_chunk = afh_get_start_chunk(x, &pard->afhi);
+ pard->first_chunk = afh_get_start_chunk(x, &pard->afhi,
+ pard->audio_format_num);
pard->current_chunk = pard->first_chunk;
return 1;
}
struct lls_parse_result *lpr = rn->lpr;
struct private_afh_recv_data *pard;
struct afh_info *afhi;
- const char *fn = RECV_CMD_OPT_STRING_VAL(AFH, FILENAME, lpr);
+ const char *fn = RECV_CMD_OPT_STRING_VAL(AFH, FILENAME, lpr), *msg;
int32_t bc = RECV_CMD_OPT_INT32_VAL(AFH, BEGIN_CHUNK, lpr);
const struct lls_opt_result *r_e = RECV_CMD_OPT_RESULT(AFH, END_CHUNK, lpr);
int ret;
if (!fn || *fn == '\0')
return -E_AFH_RECV_BAD_FILENAME;
- rn->private_data = pard = para_calloc(sizeof(*pard));
+ rn->private_data = pard = zalloc(sizeof(*pard));
afhi = &pard->afhi;
ret = mmap_full_file(fn, O_RDONLY, &pard->map,
&pard->map_size, &pard->fd);
goto out_unmap;
pard->audio_format_num = ret;
ret = -ERRNO_TO_PARA_ERROR(EINVAL);
+ msg = "no data chunks";
if (afhi->chunks_total == 0)
goto out_clear_afhi;
+ msg = "invalid begin chunk";
if (PARA_ABS(bc) >= afhi->chunks_total)
goto out_clear_afhi;
if (bc >= 0)
- pard->first_chunk = afh_get_start_chunk(bc, &pard->afhi);
+ pard->first_chunk = afh_get_start_chunk(bc, &pard->afhi,
+ pard->audio_format_num);
else
pard->first_chunk = afh_get_start_chunk(afhi->chunks_total + bc,
- &pard->afhi);
+ &pard->afhi, pard->audio_format_num);
if (lls_opt_given(r_e)) {
int32_t ec = lls_int32_val(0, r_e);
ret = -ERRNO_TO_PARA_ERROR(EINVAL);
+ msg = "invalid end chunk";
if (PARA_ABS(ec) > afhi->chunks_total)
goto out_clear_afhi;
if (ec >= 0)
} else
pard->last_chunk = afhi->chunks_total - 1;
ret = -ERRNO_TO_PARA_ERROR(EINVAL);
+ msg = "begin chunk >= end chunk!?";
if (pard->first_chunk >= pard->last_chunk)
goto out_clear_afhi;
pard->current_chunk = pard->first_chunk;
return pard->audio_format_num;
out_clear_afhi:
clear_afhi(afhi);
+ PARA_ERROR_LOG("%s: %s\n", fn, msg);
out_unmap:
para_munmap(pard->map, pard->map_size);
close(pard->fd);
clear_afhi(&pard->afhi);
para_munmap(pard->map, pard->map_size);
close(pard->fd);
+ afh_close(pard->afh_context, pard->audio_format_num);
freep(&rn->private_data);
}
-static void afh_recv_pre_select(struct sched *s, void *context)
+static void afh_recv_pre_monitor(struct sched *s, void *context)
{
struct receiver_node *rn = context;
struct private_afh_recv_data *pard = rn->private_data;
struct afh_info *afhi = &pard->afhi;
struct lls_parse_result *lpr = rn->lpr;
struct timeval chunk_time;
- int state = generic_recv_pre_select(s, rn);
+ int state = generic_recv_pre_monitor(s, rn);
unsigned j_given = RECV_CMD_OPT_GIVEN(AFH, JUST_IN_TIME, lpr);
if (state <= 0)
sched_request_barrier_or_min_delay(&chunk_time, s);
}
-static int afh_recv_post_select(__a_unused struct sched *s, void *context)
+static int afh_recv_post_monitor(__a_unused struct sched *s, void *context)
{
struct receiver_node *rn = context;
struct lls_parse_result *lpr = rn->lpr;
struct afh_info *afhi = &pard->afhi;
int ret;
char *buf;
- const char *start, *end;
+ const char *start;
size_t size;
+ uint32_t len;
struct timeval chunk_time;
unsigned j_given = RECV_CMD_OPT_GIVEN(AFH, JUST_IN_TIME, lpr);
unsigned H_given = RECV_CMD_OPT_GIVEN(AFH, NO_HEADER, lpr);
pard->map_size, &header, &size);
if (size > 0) {
PARA_INFO_LOG("writing header (%zu bytes)\n", size);
- buf = para_malloc(size);
+ buf = alloc(size);
memcpy(buf, header, size);
btr_add_output(buf, size, btrn);
afh_free_header(header, pard->audio_format_num);
}
}
if (!j_given) {
- afh_get_chunk(pard->first_chunk, afhi, pard->map, &start, &size);
- afh_get_chunk(pard->last_chunk, afhi, pard->map, &end, &size);
- end += size;
- PARA_INFO_LOG("adding %td bytes\n", end - start);
- btr_add_output_dont_free(start, end - start, btrn);
- ret = -E_RECV_EOF;
+ long unsigned n;
+ for (n = pard->first_chunk; n < pard->last_chunk; n++) {
+ ret = afh_get_chunk(n, afhi, pard->audio_format_num,
+ pard->map, pard->map_size, &start, &len,
+ &pard->afh_context);
+ if (ret < 0)
+ goto out;
+ PARA_DEBUG_LOG("adding %u bytes\n", len);
+ btr_add_output_dont_free(start, len, btrn);
+ }
+ ret = -E_EOF;
goto out;
}
if (pard->current_chunk == pard->first_chunk)
if (ret > 0)
goto out;
}
- afh_get_chunk(pard->current_chunk, afhi, pard->map, &start, &size);
+ ret = afh_get_chunk(pard->current_chunk, afhi,
+ pard->audio_format_num, pard->map,
+ pard->map_size, &start, &len,
+ &pard->afh_context);
+ if (ret < 0)
+ goto out;
PARA_DEBUG_LOG("adding chunk %u\n", pard->current_chunk);
- btr_add_output_dont_free(start, size, btrn);
+ btr_add_output_dont_free(start, len, btrn);
if (pard->current_chunk >= pard->last_chunk) {
- ret = -E_RECV_EOF;
+ ret = -E_EOF;
goto out;
}
pard->current_chunk++;
}
const struct receiver lsg_recv_cmd_com_afh_user_data = {
- .init = afh_init,
.open = afh_recv_open,
.close = afh_recv_close,
- .pre_select = afh_recv_pre_select,
- .post_select = afh_recv_post_select,
+ .pre_monitor = afh_recv_pre_monitor,
+ .post_monitor = afh_recv_post_monitor,
.execute = afh_execute,
};
projects / paraslash.git / blobdiff