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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <errno.h>
#include "amqp.h"
#include "amqp_framing.h"
#include "amqp_private.h"
#include <assert.h>
amqp_rpc_reply_t amqp_rpc_reply;
#define RPC_REPLY(replytype) \
(amqp_rpc_reply.reply_type == AMQP_RESPONSE_NORMAL \
? (replytype *) amqp_rpc_reply.reply.decoded \
: NULL)
amqp_channel_open_ok_t *amqp_channel_open(amqp_connection_state_t state,
amqp_channel_t channel)
{
amqp_rpc_reply =
AMQP_SIMPLE_RPC(state, channel, CHANNEL, OPEN, OPEN_OK,
amqp_channel_open_t,
AMQP_EMPTY_BYTES);
return RPC_REPLY(amqp_channel_open_ok_t);
}
int amqp_basic_publish(amqp_connection_state_t state,
amqp_channel_t channel,
amqp_bytes_t exchange,
amqp_bytes_t routing_key,
amqp_boolean_t mandatory,
amqp_boolean_t immediate,
amqp_basic_properties_t const *properties,
amqp_bytes_t body)
{
amqp_frame_t f;
size_t body_offset;
size_t usable_body_payload_size = state->frame_max - (HEADER_SIZE + FOOTER_SIZE);
amqp_basic_publish_t m =
(amqp_basic_publish_t) {
.exchange = exchange,
.routing_key = routing_key,
.mandatory = mandatory,
.immediate = immediate
};
amqp_basic_properties_t default_properties;
AMQP_CHECK_RESULT(amqp_send_method(state, channel, AMQP_BASIC_PUBLISH_METHOD, &m));
if (properties == NULL) {
memset(&default_properties, 0, sizeof(default_properties));
properties = &default_properties;
}
f.frame_type = AMQP_FRAME_HEADER;
f.channel = channel;
f.payload.properties.class_id = AMQP_BASIC_CLASS;
f.payload.properties.body_size = body.len;
f.payload.properties.decoded = (void *) properties;
AMQP_CHECK_RESULT(amqp_send_frame(state, &f));
body_offset = 0;
while (1) {
int remaining = body.len - body_offset;
assert(remaining >= 0);
if (remaining == 0)
break;
f.frame_type = AMQP_FRAME_BODY;
f.channel = channel;
f.payload.body_fragment.bytes = BUF_AT(body, body_offset);
if (remaining >= usable_body_payload_size) {
f.payload.body_fragment.len = usable_body_payload_size;
} else {
f.payload.body_fragment.len = remaining;
}
body_offset += f.payload.body_fragment.len;
AMQP_CHECK_RESULT(amqp_send_frame(state, &f));
}
return 0;
}
amqp_rpc_reply_t amqp_channel_close(amqp_connection_state_t state,
amqp_channel_t channel,
int code)
{
char codestr[13];
snprintf(codestr, sizeof(codestr), "%d", code);
return AMQP_SIMPLE_RPC(state, channel, CHANNEL, CLOSE, CLOSE_OK,
amqp_channel_close_t,
code, amqp_cstring_bytes(codestr), 0, 0);
}
amqp_rpc_reply_t amqp_connection_close(amqp_connection_state_t state,
int code)
{
char codestr[13];
snprintf(codestr, sizeof(codestr), "%d", code);
return AMQP_SIMPLE_RPC(state, 0, CONNECTION, CLOSE, CLOSE_OK,
amqp_connection_close_t,
code, amqp_cstring_bytes(codestr), 0, 0);
}
amqp_exchange_declare_ok_t *amqp_exchange_declare(amqp_connection_state_t state,
amqp_channel_t channel,
amqp_bytes_t exchange,
amqp_bytes_t type,
amqp_boolean_t passive,
amqp_boolean_t durable,
amqp_boolean_t auto_delete,
amqp_table_t arguments)
{
amqp_rpc_reply =
AMQP_SIMPLE_RPC(state, channel, EXCHANGE, DECLARE, DECLARE_OK,
amqp_exchange_declare_t,
0, exchange, type, passive, durable, auto_delete, 0, 0, arguments);
return RPC_REPLY(amqp_exchange_declare_ok_t);
}
amqp_queue_declare_ok_t *amqp_queue_declare(amqp_connection_state_t state,
amqp_channel_t channel,
amqp_bytes_t queue,
amqp_boolean_t passive,
amqp_boolean_t durable,
amqp_boolean_t exclusive,
amqp_boolean_t auto_delete,
amqp_table_t arguments)
{
amqp_rpc_reply =
AMQP_SIMPLE_RPC(state, channel, QUEUE, DECLARE, DECLARE_OK,
amqp_queue_declare_t,
0, queue, passive, durable, exclusive, auto_delete, 0, arguments);
return RPC_REPLY(amqp_queue_declare_ok_t);
}
amqp_queue_bind_ok_t *amqp_queue_bind(amqp_connection_state_t state,
amqp_channel_t channel,
amqp_bytes_t queue,
amqp_bytes_t exchange,
amqp_bytes_t routing_key,
amqp_table_t arguments)
{
amqp_rpc_reply =
AMQP_SIMPLE_RPC(state, channel, QUEUE, BIND, BIND_OK,
amqp_queue_bind_t,
0, queue, exchange, routing_key, 0, arguments);
return RPC_REPLY(amqp_queue_bind_ok_t);
}
amqp_queue_unbind_ok_t *amqp_queue_unbind(amqp_connection_state_t state,
amqp_channel_t channel,
amqp_bytes_t queue,
amqp_bytes_t exchange,
amqp_bytes_t binding_key,
amqp_table_t arguments)
{
amqp_rpc_reply =
AMQP_SIMPLE_RPC(state, channel, QUEUE, UNBIND, UNBIND_OK,
amqp_queue_unbind_t,
0, queue, exchange, binding_key, arguments);
return RPC_REPLY(amqp_queue_unbind_ok_t);
}
amqp_basic_consume_ok_t *amqp_basic_consume(amqp_connection_state_t state,
amqp_channel_t channel,
amqp_bytes_t queue,
amqp_bytes_t consumer_tag,
amqp_boolean_t no_local,
amqp_boolean_t no_ack,
amqp_boolean_t exclusive,
amqp_table_t filter)
{
amqp_rpc_reply =
AMQP_SIMPLE_RPC(state, channel, BASIC, CONSUME, CONSUME_OK,
amqp_basic_consume_t,
0, queue, consumer_tag, no_local, no_ack, exclusive, 0, filter);
return RPC_REPLY(amqp_basic_consume_ok_t);
}
int amqp_basic_ack(amqp_connection_state_t state,
amqp_channel_t channel,
uint64_t delivery_tag,
amqp_boolean_t multiple)
{
amqp_basic_ack_t m =
(amqp_basic_ack_t) {
.delivery_tag = delivery_tag,
.multiple = multiple
};
AMQP_CHECK_RESULT(amqp_send_method(state, channel, AMQP_BASIC_ACK_METHOD, &m));
return 0;
}
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