/* CTDB protocol marshalling Copyright (C) Amitay Isaacs 2015-2017 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see . */ #include "replace.h" #include "system/network.h" #include #include #include "protocol.h" #include "protocol_private.h" #include "protocol_api.h" size_t ctdb_tdb_data_len(TDB_DATA *in) { return in->dsize > UINT32_MAX ? UINT32_MAX : in->dsize; } void ctdb_tdb_data_push(TDB_DATA *in, uint8_t *buf, size_t *npush) { size_t len = ctdb_tdb_data_len(in); if (len > 0) { memcpy(buf, in->dptr, len); } *npush = len; } int ctdb_tdb_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, TDB_DATA *out, size_t *npull) { TDB_DATA val; if (buflen > UINT32_MAX) { return EMSGSIZE; } val.dsize = buflen; if (val.dsize > 0) { val.dptr = talloc_memdup(mem_ctx, buf, buflen); if (val.dptr == NULL) { return ENOMEM; } } else { val.dptr = NULL; } *out = val; *npull = buflen; return 0; } size_t ctdb_tdb_datan_len(TDB_DATA *in) { uint32_t u32 = ctdb_tdb_data_len(in); return ctdb_uint32_len(&u32) + u32; } void ctdb_tdb_datan_push(TDB_DATA *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t u32 = ctdb_tdb_data_len(in); ctdb_uint32_push(&u32, buf+offset, &np); offset += np; ctdb_tdb_data_push(in, buf+offset, &np); offset += np; *npush = offset; } int ctdb_tdb_datan_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, TDB_DATA *out, size_t *npull) { size_t offset = 0, np; uint32_t u32; int ret; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &u32, &np); if (ret != 0) { return ret; } offset += np; if (buflen-offset < u32) { return EMSGSIZE; } ret = ctdb_tdb_data_pull(buf+offset, u32, mem_ctx, out, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } size_t ctdb_latency_counter_len(struct ctdb_latency_counter *in) { return ctdb_int32_len(&in->num) + ctdb_padding_len(4) + ctdb_double_len(&in->min) + ctdb_double_len(&in->max) + ctdb_double_len(&in->total); } void ctdb_latency_counter_push(struct ctdb_latency_counter *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_int32_push(&in->num, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_double_push(&in->min, buf+offset, &np); offset += np; ctdb_double_push(&in->max, buf+offset, &np); offset += np; ctdb_double_push(&in->total, buf+offset, &np); offset += np; *npush = offset; } int ctdb_latency_counter_pull(uint8_t *buf, size_t buflen, struct ctdb_latency_counter *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_int32_pull(buf+offset, buflen-offset, &out->num, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_double_pull(buf+offset, buflen-offset, &out->min, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_double_pull(buf+offset, buflen-offset, &out->max, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_double_pull(buf+offset, buflen-offset, &out->total, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } size_t ctdb_statistics_len(struct ctdb_statistics *in) { return ctdb_uint32_len(&in->num_clients) + ctdb_uint32_len(&in->frozen) + ctdb_uint32_len(&in->recovering) + ctdb_uint32_len(&in->client_packets_sent) + ctdb_uint32_len(&in->client_packets_recv) + ctdb_uint32_len(&in->node_packets_sent) + ctdb_uint32_len(&in->node_packets_recv) + ctdb_uint32_len(&in->keepalive_packets_sent) + ctdb_uint32_len(&in->keepalive_packets_recv) + ctdb_uint32_len(&in->node.req_call) + ctdb_uint32_len(&in->node.reply_call) + ctdb_uint32_len(&in->node.req_dmaster) + ctdb_uint32_len(&in->node.reply_dmaster) + ctdb_uint32_len(&in->node.reply_error) + ctdb_uint32_len(&in->node.req_message) + ctdb_uint32_len(&in->node.req_control) + ctdb_uint32_len(&in->node.reply_control) + ctdb_uint32_len(&in->node.req_tunnel) + ctdb_uint32_len(&in->client.req_call) + ctdb_uint32_len(&in->client.req_message) + ctdb_uint32_len(&in->client.req_control) + ctdb_uint32_len(&in->client.req_tunnel) + ctdb_uint32_len(&in->timeouts.call) + ctdb_uint32_len(&in->timeouts.control) + ctdb_uint32_len(&in->timeouts.traverse) + ctdb_padding_len(4) + ctdb_latency_counter_len(&in->reclock.ctdbd) + ctdb_latency_counter_len(&in->reclock.recd) + ctdb_uint32_len(&in->locks.num_calls) + ctdb_uint32_len(&in->locks.num_current) + ctdb_uint32_len(&in->locks.num_pending) + ctdb_uint32_len(&in->locks.num_failed) + ctdb_latency_counter_len(&in->locks.latency) + MAX_COUNT_BUCKETS * ctdb_uint32_len(&in->locks.buckets[0]) + ctdb_uint32_len(&in->total_calls) + ctdb_uint32_len(&in->pending_calls) + ctdb_uint32_len(&in->childwrite_calls) + ctdb_uint32_len(&in->pending_childwrite_calls) + ctdb_uint32_len(&in->memory_used) + ctdb_uint32_len(&in->__last_counter) + ctdb_uint32_len(&in->max_hop_count) + MAX_COUNT_BUCKETS * ctdb_uint32_len(&in->hop_count_bucket[0]) + ctdb_padding_len(4) + ctdb_latency_counter_len(&in->call_latency) + ctdb_latency_counter_len(&in->childwrite_latency) + ctdb_uint32_len(&in->num_recoveries) + ctdb_padding_len(4) + ctdb_timeval_len(&in->statistics_start_time) + ctdb_timeval_len(&in->statistics_current_time) + ctdb_uint32_len(&in->total_ro_delegations) + ctdb_uint32_len(&in->total_ro_revokes); } void ctdb_statistics_push(struct ctdb_statistics *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; int i; ctdb_uint32_push(&in->num_clients, buf+offset, &np); offset += np; ctdb_uint32_push(&in->frozen, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recovering, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client_packets_sent, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client_packets_recv, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node_packets_sent, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node_packets_recv, buf+offset, &np); offset += np; ctdb_uint32_push(&in->keepalive_packets_sent, buf+offset, &np); offset += np; ctdb_uint32_push(&in->keepalive_packets_recv, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.req_call, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.reply_call, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.req_dmaster, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.reply_dmaster, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.reply_error, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.req_message, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.req_control, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.reply_control, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node.req_tunnel, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client.req_call, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client.req_message, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client.req_control, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client.req_tunnel, buf+offset, &np); offset += np; ctdb_uint32_push(&in->timeouts.call, buf+offset, &np); offset += np; ctdb_uint32_push(&in->timeouts.control, buf+offset, &np); offset += np; ctdb_uint32_push(&in->timeouts.traverse, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_latency_counter_push(&in->reclock.ctdbd, buf+offset, &np); offset += np; ctdb_latency_counter_push(&in->reclock.recd, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_calls, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_current, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_pending, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_failed, buf+offset, &np); offset += np; ctdb_latency_counter_push(&in->locks.latency, buf+offset, &np); offset += np; for (i=0; ilocks.buckets[i], buf+offset, &np); offset += np; } ctdb_uint32_push(&in->total_calls, buf+offset, &np); offset += np; ctdb_uint32_push(&in->pending_calls, buf+offset, &np); offset += np; ctdb_uint32_push(&in->childwrite_calls, buf+offset, &np); offset += np; ctdb_uint32_push(&in->pending_childwrite_calls, buf+offset, &np); offset += np; ctdb_uint32_push(&in->memory_used, buf+offset, &np); offset += np; ctdb_uint32_push(&in->__last_counter, buf+offset, &np); offset += np; ctdb_uint32_push(&in->max_hop_count, buf+offset, &np); offset += np; for (i=0; ihop_count_bucket[i], buf+offset, &np); offset += np; } ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_latency_counter_push(&in->call_latency, buf+offset, &np); offset += np; ctdb_latency_counter_push(&in->childwrite_latency, buf+offset, &np); offset += np; ctdb_uint32_push(&in->num_recoveries, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_timeval_push(&in->statistics_start_time, buf+offset, &np); offset += np; ctdb_timeval_push(&in->statistics_current_time, buf+offset, &np); offset += np; ctdb_uint32_push(&in->total_ro_delegations, buf+offset, &np); offset += np; ctdb_uint32_push(&in->total_ro_revokes, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_statistics_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_statistics *out, size_t *npull) { size_t offset = 0, np; int ret, i; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->num_clients, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->frozen, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recovering, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->client_packets_sent, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->client_packets_recv, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node_packets_sent, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node_packets_recv, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->keepalive_packets_sent, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->keepalive_packets_recv, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.req_call, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.reply_call, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.req_dmaster, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.reply_dmaster, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.reply_error, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.req_message, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.req_control, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.reply_control, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->node.req_tunnel, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->client.req_call, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->client.req_message, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->client.req_control, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->client.req_tunnel, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->timeouts.call, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->timeouts.control, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->timeouts.traverse, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->reclock.ctdbd, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->reclock.recd, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_calls, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_current, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_pending, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_failed, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->locks.latency, &np); if (ret != 0) { return ret; } offset += np; for (i=0; ilocks.buckets[i], &np); if (ret != 0) { return ret; } offset += np; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->total_calls, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->pending_calls, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->childwrite_calls, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->pending_childwrite_calls, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->memory_used, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->__last_counter, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->max_hop_count, &np); if (ret != 0) { return ret; } offset += np; for (i=0; ihop_count_bucket[i], &np); if (ret != 0) { return ret; } offset += np; } ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->call_latency, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->childwrite_latency, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->num_recoveries, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &out->statistics_start_time, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &out->statistics_current_time, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->total_ro_delegations, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->total_ro_revokes, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_statistics_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_statistics **out, size_t *npull) { struct ctdb_statistics *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_statistics); if (val == NULL) { return ENOMEM; } ret = ctdb_statistics_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return 0; } size_t ctdb_statistics_list_len(struct ctdb_statistics_list *in) { size_t len; len = ctdb_int32_len(&in->num) + ctdb_padding_len(4); if (in->num > 0) { len += in->num * ctdb_statistics_len(&in->stats[0]); } return len; } void ctdb_statistics_list_push(struct ctdb_statistics_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; int i; ctdb_int32_push(&in->num, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_statistics_push(&in->stats[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_statistics_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_statistics_list **out, size_t *npull) { struct ctdb_statistics_list *val; size_t offset = 0, np; int ret, i; val = talloc(mem_ctx, struct ctdb_statistics_list); if (val == NULL) { return ENOMEM; } ret = ctdb_int32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->stats = NULL; goto done; } val->stats = talloc_array(val, struct ctdb_statistics, val->num); if (val->stats == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_statistics_pull_elems(buf+offset, buflen-offset, val, &val->stats[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_vnn_map_len(struct ctdb_vnn_map *in) { size_t len; len = ctdb_uint32_len(&in->generation) + ctdb_uint32_len(&in->size); if (in->size > 0) { len += in->size * ctdb_uint32_len(&in->map[0]); } return len; } void ctdb_vnn_map_push(struct ctdb_vnn_map *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_uint32_push(&in->generation, buf+offset, &np); offset += np; ctdb_uint32_push(&in->size, buf+offset, &np); offset += np; for (i=0; isize; i++) { ctdb_uint32_push(&in->map[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_vnn_map_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_vnn_map **out, size_t *npull) { struct ctdb_vnn_map *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_vnn_map); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->generation, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->size, &np); if (ret != 0) { goto fail; } offset += np; if (val->size == 0) { val->map = NULL; goto done; } val->map = talloc_array(val, uint32_t, val->size); if (val->map == NULL) { ret = ENOMEM; goto fail; } for (i=0; isize; i++) { ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->map[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_dbid_len(struct ctdb_dbid *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint8_len(&in->flags) + ctdb_padding_len(3); } void ctdb_dbid_push(struct ctdb_dbid *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint8_push(&in->flags, buf+offset, &np); offset += np; ctdb_padding_push(3, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_dbid_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_dbid *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->db_id, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint8_pull(buf+offset, buflen-offset, &out->flags, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 3, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_dbid_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_dbid **out, size_t *npull) { struct ctdb_dbid *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_dbid); if (val == NULL) { return ENOMEM; } ret = ctdb_dbid_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return 0; } size_t ctdb_dbid_map_len(struct ctdb_dbid_map *in) { size_t len; len = ctdb_uint32_len(&in->num); if (in->num > 0) { len += in->num * ctdb_dbid_len(&in->dbs[0]); } return len; } void ctdb_dbid_map_push(struct ctdb_dbid_map *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_uint32_push(&in->num, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_dbid_push(&in->dbs[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_dbid_map_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_dbid_map **out, size_t *npull) { struct ctdb_dbid_map *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_dbid_map); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->dbs = NULL; goto done; } val->dbs = talloc_array(val, struct ctdb_dbid, val->num); if (val->dbs == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_dbid_pull_elems(buf+offset, buflen-offset, val, &val->dbs[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_pulldb_len(struct ctdb_pulldb *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->lmaster); } void ctdb_pulldb_push(struct ctdb_pulldb *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->lmaster, buf+offset, &np); offset += np; *npush = offset; } int ctdb_pulldb_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_pulldb **out, size_t *npull) { struct ctdb_pulldb *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_pulldb); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { talloc_free(val); return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->lmaster, &np); if (ret != 0) { talloc_free(val); return ret; } offset += np; *out = val; *npull = offset; return 0; } size_t ctdb_pulldb_ext_len(struct ctdb_pulldb_ext *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->lmaster) + ctdb_uint64_len(&in->srvid); } void ctdb_pulldb_ext_push(struct ctdb_pulldb_ext *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->lmaster, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_pulldb_ext_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_pulldb_ext **out, size_t *npull) { struct ctdb_pulldb_ext *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_pulldb_ext); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->lmaster, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_db_vacuum_len(struct ctdb_db_vacuum *in) { return ctdb_uint32_len(&in->db_id) + ctdb_bool_len(&in->full_vacuum_run); } void ctdb_db_vacuum_push(struct ctdb_db_vacuum *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_bool_push(&in->full_vacuum_run, buf+offset, &np); offset += np; *npush = offset; } int ctdb_db_vacuum_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_db_vacuum **out, size_t *npull) { struct ctdb_db_vacuum *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_db_vacuum); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_bool_pull(buf+offset, buflen-offset, &val->full_vacuum_run, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_echo_data_len(struct ctdb_echo_data *in) { /* * No overflow check, none of the routines in this file do it * and there's no way to report it anyway. */ return ctdb_uint32_len(&in->timeout) + ctdb_tdb_datan_len(&in->buf); } void ctdb_echo_data_push(struct ctdb_echo_data *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; /* * No overflow check, none of the routines in this file do it * and there's no way to report it anyway. */ ctdb_uint32_push(&in->timeout, buf+offset, &np); offset += np; ctdb_tdb_datan_push(&in->buf, buf+offset, &np); offset += np; *npush = offset; } int ctdb_echo_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_echo_data **out, size_t *npull) { struct ctdb_echo_data *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_echo_data); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->timeout, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_tdb_datan_pull(buf+offset, buflen-offset, val, &val->buf, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_ltdb_header_len(struct ctdb_ltdb_header *in) { return ctdb_uint64_len(&in->rsn) + ctdb_uint32_len(&in->dmaster) + ctdb_uint32_len(&in->reserved1) + ctdb_uint32_len(&in->flags) + ctdb_padding_len(4); } void ctdb_ltdb_header_push(struct ctdb_ltdb_header *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint64_push(&in->rsn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->dmaster, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reserved1, buf+offset, &np); offset += np; ctdb_uint32_push(&in->flags, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; *npush = offset; } int ctdb_ltdb_header_pull(uint8_t *buf, size_t buflen, struct ctdb_ltdb_header *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &out->rsn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->dmaster, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->reserved1, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->flags, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_ltdb_header_extract(TDB_DATA *data, struct ctdb_ltdb_header *header) { size_t np; int ret; ret = ctdb_ltdb_header_pull(data->dptr, data->dsize, header, &np); if (ret != 0) { return ret; } data->dptr += np; data->dsize -= np; return 0; } size_t ctdb_rec_data_len(struct ctdb_rec_data *in) { uint32_t u32; u32 = ctdb_uint32_len(&in->reqid) + ctdb_tdb_datan_len(&in->key) + ctdb_tdb_datan_len(&in->data); if (in->header != NULL) { u32 += ctdb_ltdb_header_len(in->header); } return ctdb_uint32_len(&u32) + u32; } void ctdb_rec_data_push(struct ctdb_rec_data *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t u32; u32 = ctdb_rec_data_len(in); ctdb_uint32_push(&u32, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reqid, buf+offset, &np); offset += np; u32 = ctdb_tdb_data_len(&in->key); ctdb_uint32_push(&u32, buf+offset, &np); offset += np; u32 = ctdb_tdb_data_len(&in->data); if (in->header != NULL) { u32 += ctdb_ltdb_header_len(in->header); } ctdb_uint32_push(&u32, buf+offset, &np); offset += np; ctdb_tdb_data_push(&in->key, buf+offset, &np); offset += np; /* If ltdb header is not NULL, then it is pushed as part of the data */ if (in->header != NULL) { ctdb_ltdb_header_push(in->header, buf+offset, &np); offset += np; } ctdb_tdb_data_push(&in->data, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_rec_data_pull_data(uint8_t *buf, size_t buflen, uint32_t *reqid, TDB_DATA *key, TDB_DATA *data, size_t *npull) { size_t offset = 0, np; size_t len; uint32_t u32; int ret; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &u32, &np); if (ret != 0) { return ret; } offset += np; if (buflen < u32) { return EMSGSIZE; } len = u32; ret = ctdb_uint32_pull(buf+offset, len-offset, reqid, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, len-offset, &u32, &np); if (ret != 0) { return ret; } offset += np; key->dsize = u32; ret = ctdb_uint32_pull(buf+offset, len-offset, &u32, &np); if (ret != 0) { return ret; } offset += np; data->dsize = u32; if (len-offset < key->dsize) { return EMSGSIZE; } key->dptr = buf+offset; offset += key->dsize; if (len-offset < data->dsize) { return EMSGSIZE; } data->dptr = buf+offset; offset += data->dsize; *npull = offset; return 0; } static int ctdb_rec_data_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_rec_data *out, size_t *npull) { uint32_t reqid; TDB_DATA key, data; size_t np; int ret; ret = ctdb_rec_data_pull_data(buf, buflen, &reqid, &key, &data, &np); if (ret != 0) { return ret; } out->reqid = reqid; /* Always set header to NULL. If it is required, extract it using * ctdb_rec_data_extract_header() */ out->header = NULL; out->key.dsize = key.dsize; if (key.dsize > 0) { out->key.dptr = talloc_memdup(mem_ctx, key.dptr, key.dsize); if (out->key.dptr == NULL) { return ENOMEM; } } out->data.dsize = data.dsize; if (data.dsize > 0) { out->data.dptr = talloc_memdup(mem_ctx, data.dptr, data.dsize); if (out->data.dptr == NULL) { return ENOMEM; } } *npull = np; return 0; } int ctdb_rec_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_rec_data **out, size_t *npull) { struct ctdb_rec_data *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_rec_data); if (val == NULL) { return ENOMEM; } ret = ctdb_rec_data_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { TALLOC_FREE(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_rec_buffer_len(struct ctdb_rec_buffer *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->count) + in->buflen; } void ctdb_rec_buffer_push(struct ctdb_rec_buffer *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->count, buf+offset, &np); offset += np; memcpy(buf+offset, in->buf, in->buflen); offset += in->buflen; *npush = offset; } int ctdb_rec_buffer_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_rec_buffer **out, size_t *npull) { struct ctdb_rec_buffer *val; size_t offset = 0, np; size_t length; int ret; val = talloc(mem_ctx, struct ctdb_rec_buffer); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->count, &np); if (ret != 0) { goto fail; } offset += np; /* Since there is no buflen provided, walk the records to * validate the length of the buffer. */ val->buf = buf+offset; val->buflen = buflen-offset; length = 0; ret = ctdb_rec_buffer_traverse(val, NULL, &length); if (ret != 0) { goto fail; } if (length > buflen-offset) { ret = EMSGSIZE; goto fail; } val->buf = talloc_memdup(val, buf+offset, length); if (val->buf == NULL) { ret = ENOMEM; goto fail; } val->buflen = length; offset += length; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } struct ctdb_rec_buffer *ctdb_rec_buffer_init(TALLOC_CTX *mem_ctx, uint32_t db_id) { struct ctdb_rec_buffer *recbuf; recbuf = talloc_zero(mem_ctx, struct ctdb_rec_buffer); if (recbuf == NULL) { return recbuf; } recbuf->db_id = db_id; return recbuf; } int ctdb_rec_buffer_add(TALLOC_CTX *mem_ctx, struct ctdb_rec_buffer *recbuf, uint32_t reqid, struct ctdb_ltdb_header *header, TDB_DATA key, TDB_DATA data) { struct ctdb_rec_data recdata; size_t len, np; uint8_t *ptr; recdata.reqid = reqid; recdata.header = header; recdata.key = key; recdata.data = data; len = ctdb_rec_data_len(&recdata); ptr = talloc_realloc(mem_ctx, recbuf->buf, uint8_t, recbuf->buflen + len); if (ptr == NULL) { return ENOMEM; } ctdb_rec_data_push(&recdata, &ptr[recbuf->buflen], &np); recbuf->count++; recbuf->buf = ptr; recbuf->buflen += np; return 0; } int ctdb_rec_buffer_traverse(struct ctdb_rec_buffer *recbuf, ctdb_rec_parser_func_t func, void *private_data) { TDB_DATA key, data; uint32_t reqid; size_t offset, reclen; unsigned int i; int ret = 0; offset = 0; for (i=0; icount; i++) { ret = ctdb_rec_data_pull_data(&recbuf->buf[offset], recbuf->buflen - offset, &reqid, &key, &data, &reclen); if (ret != 0) { return ret; } if (func != NULL) { ret = func(reqid, NULL, key, data, private_data); if (ret != 0) { break; } } offset += reclen; } if (ret != 0) { return ret; } if (func == NULL) { size_t *length = (size_t *)private_data; *length = offset; } return 0; } int ctdb_rec_buffer_write(struct ctdb_rec_buffer *recbuf, int fd) { ssize_t n; n = write(fd, &recbuf->db_id, sizeof(uint32_t)); if (n == -1 || (size_t)n != sizeof(uint32_t)) { return (errno != 0 ? errno : EIO); } n = write(fd, &recbuf->count, sizeof(uint32_t)); if (n == -1 || (size_t)n != sizeof(uint32_t)) { return (errno != 0 ? errno : EIO); } n = write(fd, &recbuf->buflen, sizeof(size_t)); if (n == -1 || (size_t)n != sizeof(size_t)) { return (errno != 0 ? errno : EIO); } n = write(fd, recbuf->buf, recbuf->buflen); if (n == -1 || (size_t)n != recbuf->buflen) { return (errno != 0 ? errno : EIO); } return 0; } int ctdb_rec_buffer_read(int fd, TALLOC_CTX *mem_ctx, struct ctdb_rec_buffer **out) { struct ctdb_rec_buffer *recbuf; ssize_t n; recbuf = talloc(mem_ctx, struct ctdb_rec_buffer); if (recbuf == NULL) { return ENOMEM; } n = read(fd, &recbuf->db_id, sizeof(uint32_t)); if (n == -1 || (size_t)n != sizeof(uint32_t)) { return (errno != 0 ? errno : EIO); } n = read(fd, &recbuf->count, sizeof(uint32_t)); if (n == -1 || (size_t)n != sizeof(uint32_t)) { return (errno != 0 ? errno : EIO); } n = read(fd, &recbuf->buflen, sizeof(size_t)); if (n == -1 || (size_t)n != sizeof(size_t)) { return (errno != 0 ? errno : EIO); } recbuf->buf = talloc_size(recbuf, recbuf->buflen); if (recbuf->buf == NULL) { return ENOMEM; } n = read(fd, recbuf->buf, recbuf->buflen); if (n == -1 || (size_t)n != recbuf->buflen) { return (errno != 0 ? errno : EIO); } *out = recbuf; return 0; } size_t ctdb_traverse_start_len(struct ctdb_traverse_start *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->reqid) + ctdb_uint64_len(&in->srvid); } void ctdb_traverse_start_push(struct ctdb_traverse_start *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reqid, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_traverse_start_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_traverse_start **out, size_t *npull) { struct ctdb_traverse_start *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_traverse_start); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->reqid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_traverse_all_len(struct ctdb_traverse_all *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->reqid) + ctdb_uint32_len(&in->pnn) + ctdb_uint32_len(&in->client_reqid) + ctdb_uint64_len(&in->srvid); } void ctdb_traverse_all_push(struct ctdb_traverse_all *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reqid, buf+offset, &np); offset += np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client_reqid, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_traverse_all_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_traverse_all **out, size_t *npull) { struct ctdb_traverse_all *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_traverse_all); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->reqid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->client_reqid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_traverse_start_ext_len(struct ctdb_traverse_start_ext *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->reqid) + ctdb_uint64_len(&in->srvid) + ctdb_bool_len(&in->withemptyrecords) + ctdb_padding_len(7); } void ctdb_traverse_start_ext_push(struct ctdb_traverse_start_ext *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reqid, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; ctdb_bool_push(&in->withemptyrecords, buf+offset, &np); offset += np; ctdb_padding_push(7, buf+offset, &np); offset += np; *npush = offset; } int ctdb_traverse_start_ext_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_traverse_start_ext **out, size_t *npull) { struct ctdb_traverse_start_ext *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_traverse_start_ext); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->reqid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_bool_pull(buf+offset, buflen-offset, &val->withemptyrecords, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 7, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_traverse_all_ext_len(struct ctdb_traverse_all_ext *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->reqid) + ctdb_uint32_len(&in->pnn) + ctdb_uint32_len(&in->client_reqid) + ctdb_uint64_len(&in->srvid) + ctdb_bool_len(&in->withemptyrecords) + ctdb_padding_len(7); } void ctdb_traverse_all_ext_push(struct ctdb_traverse_all_ext *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reqid, buf+offset, &np); offset += np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->client_reqid, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; ctdb_bool_push(&in->withemptyrecords, buf+offset, &np); offset += np; ctdb_padding_push(7, buf+offset, &np); offset += np; *npush = offset; } int ctdb_traverse_all_ext_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_traverse_all_ext **out, size_t *npull) { struct ctdb_traverse_all_ext *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_traverse_all_ext); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->reqid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->client_reqid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_bool_pull(buf+offset, buflen-offset, &val->withemptyrecords, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 7, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_sock_addr_len(ctdb_sock_addr *in) { return sizeof(ctdb_sock_addr); } void ctdb_sock_addr_push(ctdb_sock_addr *in, uint8_t *buf, size_t *npush) { memcpy(buf, in, sizeof(ctdb_sock_addr)); *npush = sizeof(ctdb_sock_addr); } int ctdb_sock_addr_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, ctdb_sock_addr *out, size_t *npull) { if (buflen < sizeof(ctdb_sock_addr)) { return EMSGSIZE; } memcpy(out, buf, sizeof(ctdb_sock_addr)); *npull = sizeof(ctdb_sock_addr); return 0; } int ctdb_sock_addr_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, ctdb_sock_addr **out, size_t *npull) { ctdb_sock_addr *val; size_t np; int ret; val = talloc(mem_ctx, ctdb_sock_addr); if (val == NULL) { return ENOMEM; } ret = ctdb_sock_addr_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_connection_len(struct ctdb_connection *in) { return ctdb_sock_addr_len(&in->src) + ctdb_sock_addr_len(&in->dst); } void ctdb_connection_push(struct ctdb_connection *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_sock_addr_push(&in->src, buf+offset, &np); offset += np; ctdb_sock_addr_push(&in->dst, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_connection_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_connection *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_sock_addr_pull_elems(buf+offset, buflen-offset, mem_ctx, &out->src, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_sock_addr_pull_elems(buf+offset, buflen-offset, mem_ctx, &out->dst, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_connection_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_connection **out, size_t *npull) { struct ctdb_connection *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_connection); if (val == NULL) { return ENOMEM; } ret = ctdb_connection_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_connection_list_len(struct ctdb_connection_list *in) { size_t len; len = ctdb_uint32_len(&in->num); if (in->num > 0) { len += in->num * ctdb_connection_len(&in->conn[0]); } return len; } void ctdb_connection_list_push(struct ctdb_connection_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_uint32_push(&in->num, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_connection_push(&in->conn[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_connection_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_connection_list **out, size_t *npull) { struct ctdb_connection_list *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_connection_list); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->conn = NULL; goto done; } val->conn = talloc_array(val, struct ctdb_connection, val->num); if (val->conn == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_connection_pull_elems(buf+offset, buflen-offset, val, &val->conn[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_tunable_len(struct ctdb_tunable *in) { return ctdb_uint32_len(&in->value) + ctdb_stringn_len(&in->name); } void ctdb_tunable_push(struct ctdb_tunable *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->value, buf+offset, &np); offset += np; ctdb_stringn_push(&in->name, buf+offset, &np); offset += np; *npush = offset; } int ctdb_tunable_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_tunable **out, size_t *npull) { struct ctdb_tunable *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_tunable); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->value, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_stringn_pull(buf+offset, buflen-offset, mem_ctx, &val->name, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_node_flag_change_len(struct ctdb_node_flag_change *in) { return ctdb_uint32_len(&in->pnn) + ctdb_uint32_len(&in->new_flags) + ctdb_uint32_len(&in->old_flags); } void ctdb_node_flag_change_push(struct ctdb_node_flag_change *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->new_flags, buf+offset, &np); offset += np; ctdb_uint32_push(&in->old_flags, buf+offset, &np); offset += np; *npush = offset; } int ctdb_node_flag_change_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_node_flag_change **out, size_t *npull) { struct ctdb_node_flag_change *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_node_flag_change); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->new_flags, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->old_flags, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_var_list_len(struct ctdb_var_list *in) { uint32_t u32 = 0; int i; for (i=0; icount; i++) { u32 += ctdb_string_len(&in->var[i]); } return ctdb_uint32_len(&u32) + u32; } void ctdb_var_list_push(struct ctdb_var_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t u32; int i; uint8_t sep = ':'; /* The length only corresponds to the payload size */ u32 = ctdb_var_list_len(in); u32 -= ctdb_uint32_len(&u32); ctdb_uint32_push(&u32, buf+offset, &np); offset += np; /* The variables are separated by ':' and the complete string is null * terminated. */ for (i=0; icount; i++) { ctdb_string_push(&in->var[i], buf+offset, &np); offset += np; if (i < in->count - 1) { /* Replace '\0' with ':' */ ctdb_uint8_push(&sep, buf+offset-1, &np); } } *npush = offset; } int ctdb_var_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_var_list **out, size_t *npull) { struct ctdb_var_list *val; const char *str, **list; char *s, *tok, *ptr = NULL; size_t offset = 0, np; uint32_t u32; int ret; val = talloc_zero(mem_ctx, struct ctdb_var_list); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &u32, &np); if (ret != 0) { goto fail; } offset += np; if (buflen-offset < u32) { ret = EMSGSIZE; goto fail; } ret = ctdb_string_pull(buf+offset, u32, val, &str, &np); if (ret != 0) { goto fail; } offset += np; s = discard_const(str); while ((tok = strtok_r(s, ":", &ptr)) != NULL) { list = talloc_realloc(val, val->var, const char *, val->count+1); if (list == NULL) { ret = ENOMEM; goto fail; } val->var = list; s = talloc_strdup(val, tok); if (s == NULL) { ret = ENOMEM; goto fail; } val->var[val->count] = s; val->count += 1; s = NULL; } talloc_free(discard_const(str)); *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_tunable_list_len(struct ctdb_tunable_list *in) { return ctdb_uint32_len(&in->max_redirect_count) + ctdb_uint32_len(&in->seqnum_interval) + ctdb_uint32_len(&in->control_timeout) + ctdb_uint32_len(&in->traverse_timeout) + ctdb_uint32_len(&in->keepalive_interval) + ctdb_uint32_len(&in->keepalive_limit) + ctdb_uint32_len(&in->recover_timeout) + ctdb_uint32_len(&in->recover_interval) + ctdb_uint32_len(&in->election_timeout) + ctdb_uint32_len(&in->takeover_timeout) + ctdb_uint32_len(&in->monitor_interval) + ctdb_uint32_len(&in->tickle_update_interval) + ctdb_uint32_len(&in->script_timeout) + ctdb_uint32_len(&in->monitor_timeout_count) + ctdb_uint32_len(&in->script_unhealthy_on_timeout) + ctdb_uint32_len(&in->recovery_grace_period) + ctdb_uint32_len(&in->recovery_ban_period) + ctdb_uint32_len(&in->database_hash_size) + ctdb_uint32_len(&in->database_max_dead) + ctdb_uint32_len(&in->rerecovery_timeout) + ctdb_uint32_len(&in->enable_bans) + ctdb_uint32_len(&in->deterministic_public_ips) + ctdb_uint32_len(&in->reclock_ping_period) + ctdb_uint32_len(&in->no_ip_failback) + ctdb_uint32_len(&in->disable_ip_failover) + ctdb_uint32_len(&in->verbose_memory_names) + ctdb_uint32_len(&in->recd_ping_timeout) + ctdb_uint32_len(&in->recd_ping_failcount) + ctdb_uint32_len(&in->log_latency_ms) + ctdb_uint32_len(&in->reclock_latency_ms) + ctdb_uint32_len(&in->recovery_drop_all_ips) + ctdb_uint32_len(&in->verify_recovery_lock) + ctdb_uint32_len(&in->vacuum_interval) + ctdb_uint32_len(&in->vacuum_max_run_time) + ctdb_uint32_len(&in->repack_limit) + ctdb_uint32_len(&in->vacuum_limit) + ctdb_uint32_len(&in->max_queue_depth_drop_msg) + ctdb_uint32_len(&in->allow_unhealthy_db_read) + ctdb_uint32_len(&in->stat_history_interval) + ctdb_uint32_len(&in->deferred_attach_timeout) + ctdb_uint32_len(&in->vacuum_fast_path_count) + ctdb_uint32_len(&in->lcp2_public_ip_assignment) + ctdb_uint32_len(&in->allow_client_db_attach) + ctdb_uint32_len(&in->recover_pdb_by_seqnum) + ctdb_uint32_len(&in->deferred_rebalance_on_node_add) + ctdb_uint32_len(&in->fetch_collapse) + ctdb_uint32_len(&in->hopcount_make_sticky) + ctdb_uint32_len(&in->sticky_duration) + ctdb_uint32_len(&in->sticky_pindown) + ctdb_uint32_len(&in->no_ip_takeover) + ctdb_uint32_len(&in->db_record_count_warn) + ctdb_uint32_len(&in->db_record_size_warn) + ctdb_uint32_len(&in->db_size_warn) + ctdb_uint32_len(&in->pulldb_preallocation_size) + ctdb_uint32_len(&in->no_ip_host_on_all_disabled) + ctdb_uint32_len(&in->samba3_hack) + ctdb_uint32_len(&in->mutex_enabled) + ctdb_uint32_len(&in->lock_processes_per_db) + ctdb_uint32_len(&in->rec_buffer_size_limit) + ctdb_uint32_len(&in->queue_buffer_size) + ctdb_uint32_len(&in->ip_alloc_algorithm) + ctdb_uint32_len(&in->allow_mixed_versions); } void ctdb_tunable_list_push(struct ctdb_tunable_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->max_redirect_count, buf+offset, &np); offset += np; ctdb_uint32_push(&in->seqnum_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->control_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->traverse_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->keepalive_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->keepalive_limit, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recover_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recover_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->election_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->takeover_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->monitor_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->tickle_update_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->script_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->monitor_timeout_count, buf+offset, &np); offset += np; ctdb_uint32_push(&in->script_unhealthy_on_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recovery_grace_period, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recovery_ban_period, buf+offset, &np); offset += np; ctdb_uint32_push(&in->database_hash_size, buf+offset, &np); offset += np; ctdb_uint32_push(&in->database_max_dead, buf+offset, &np); offset += np; ctdb_uint32_push(&in->rerecovery_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->enable_bans, buf+offset, &np); offset += np; ctdb_uint32_push(&in->deterministic_public_ips, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reclock_ping_period, buf+offset, &np); offset += np; ctdb_uint32_push(&in->no_ip_failback, buf+offset, &np); offset += np; ctdb_uint32_push(&in->disable_ip_failover, buf+offset, &np); offset += np; ctdb_uint32_push(&in->verbose_memory_names, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recd_ping_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recd_ping_failcount, buf+offset, &np); offset += np; ctdb_uint32_push(&in->log_latency_ms, buf+offset, &np); offset += np; ctdb_uint32_push(&in->reclock_latency_ms, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recovery_drop_all_ips, buf+offset, &np); offset += np; ctdb_uint32_push(&in->verify_recovery_lock, buf+offset, &np); offset += np; ctdb_uint32_push(&in->vacuum_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->vacuum_max_run_time, buf+offset, &np); offset += np; ctdb_uint32_push(&in->repack_limit, buf+offset, &np); offset += np; ctdb_uint32_push(&in->vacuum_limit, buf+offset, &np); offset += np; ctdb_uint32_push(&in->max_queue_depth_drop_msg, buf+offset, &np); offset += np; ctdb_uint32_push(&in->allow_unhealthy_db_read, buf+offset, &np); offset += np; ctdb_uint32_push(&in->stat_history_interval, buf+offset, &np); offset += np; ctdb_uint32_push(&in->deferred_attach_timeout, buf+offset, &np); offset += np; ctdb_uint32_push(&in->vacuum_fast_path_count, buf+offset, &np); offset += np; ctdb_uint32_push(&in->lcp2_public_ip_assignment, buf+offset, &np); offset += np; ctdb_uint32_push(&in->allow_client_db_attach, buf+offset, &np); offset += np; ctdb_uint32_push(&in->recover_pdb_by_seqnum, buf+offset, &np); offset += np; ctdb_uint32_push(&in->deferred_rebalance_on_node_add, buf+offset, &np); offset += np; ctdb_uint32_push(&in->fetch_collapse, buf+offset, &np); offset += np; ctdb_uint32_push(&in->hopcount_make_sticky, buf+offset, &np); offset += np; ctdb_uint32_push(&in->sticky_duration, buf+offset, &np); offset += np; ctdb_uint32_push(&in->sticky_pindown, buf+offset, &np); offset += np; ctdb_uint32_push(&in->no_ip_takeover, buf+offset, &np); offset += np; ctdb_uint32_push(&in->db_record_count_warn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->db_record_size_warn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->db_size_warn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->pulldb_preallocation_size, buf+offset, &np); offset += np; ctdb_uint32_push(&in->no_ip_host_on_all_disabled, buf+offset, &np); offset += np; ctdb_uint32_push(&in->samba3_hack, buf+offset, &np); offset += np; ctdb_uint32_push(&in->mutex_enabled, buf+offset, &np); offset += np; ctdb_uint32_push(&in->lock_processes_per_db, buf+offset, &np); offset += np; ctdb_uint32_push(&in->rec_buffer_size_limit, buf+offset, &np); offset += np; ctdb_uint32_push(&in->queue_buffer_size, buf+offset, &np); offset += np; ctdb_uint32_push(&in->ip_alloc_algorithm, buf+offset, &np); offset += np; ctdb_uint32_push(&in->allow_mixed_versions, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_tunable_list_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_tunable_list *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->max_redirect_count, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->seqnum_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->control_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->traverse_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->keepalive_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->keepalive_limit, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recover_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recover_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->election_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->takeover_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->monitor_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->tickle_update_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->script_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->monitor_timeout_count, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->script_unhealthy_on_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recovery_grace_period, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recovery_ban_period, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->database_hash_size, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->database_max_dead, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->rerecovery_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->enable_bans, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->deterministic_public_ips, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->reclock_ping_period, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->no_ip_failback, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->disable_ip_failover, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->verbose_memory_names, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recd_ping_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recd_ping_failcount, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->log_latency_ms, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->reclock_latency_ms, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recovery_drop_all_ips, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->verify_recovery_lock, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->vacuum_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->vacuum_max_run_time, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->repack_limit, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->vacuum_limit, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->max_queue_depth_drop_msg, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->allow_unhealthy_db_read, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->stat_history_interval, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->deferred_attach_timeout, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->vacuum_fast_path_count, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->lcp2_public_ip_assignment, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->allow_client_db_attach, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->recover_pdb_by_seqnum, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->deferred_rebalance_on_node_add, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->fetch_collapse, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->hopcount_make_sticky, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->sticky_duration, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->sticky_pindown, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->no_ip_takeover, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->db_record_count_warn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->db_record_size_warn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->db_size_warn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->pulldb_preallocation_size, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->no_ip_host_on_all_disabled, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->samba3_hack, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->mutex_enabled, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->lock_processes_per_db, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->rec_buffer_size_limit, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->queue_buffer_size, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->ip_alloc_algorithm, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->allow_mixed_versions, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_tunable_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_tunable_list **out, size_t *npull) { struct ctdb_tunable_list *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_tunable_list); if (val == NULL) { return ENOMEM; } ret = ctdb_tunable_list_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return 0; } size_t ctdb_tickle_list_len(struct ctdb_tickle_list *in) { size_t len; len = ctdb_sock_addr_len(&in->addr) + ctdb_uint32_len(&in->num); if (in->num > 0) { len += in->num * ctdb_connection_len(&in->conn[0]); } return len; } void ctdb_tickle_list_push(struct ctdb_tickle_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_sock_addr_push(&in->addr, buf+offset, &np); offset += np; ctdb_uint32_push(&in->num, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_connection_push(&in->conn[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_tickle_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_tickle_list **out, size_t *npull) { struct ctdb_tickle_list *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_tickle_list); if (val == NULL) { return ENOMEM; } ret = ctdb_sock_addr_pull_elems(buf+offset, buflen-offset, val, &val->addr, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->conn = NULL; goto done; } val->conn = talloc_array(val, struct ctdb_connection, val->num); if (val->conn == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_connection_pull_elems(buf+offset, buflen-offset, val, &val->conn[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_addr_info_len(struct ctdb_addr_info *in) { return ctdb_sock_addr_len(&in->addr) + ctdb_uint32_len(&in->mask) + ctdb_stringn_len(&in->iface); } void ctdb_addr_info_push(struct ctdb_addr_info *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_sock_addr_push(&in->addr, buf+offset, &np); offset += np; ctdb_uint32_push(&in->mask, buf+offset, &np); offset += np; ctdb_stringn_push(&in->iface, buf+offset, &np); offset += np; *npush = offset; } int ctdb_addr_info_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_addr_info **out, size_t *npull) { struct ctdb_addr_info *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_addr_info); if (val == NULL) { return ENOMEM; } ret = ctdb_sock_addr_pull_elems(buf+offset, buflen-offset, val, &val->addr, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->mask, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_stringn_pull(buf+offset, buflen-offset, val, &val->iface, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_transdb_len(struct ctdb_transdb *in) { return ctdb_uint32_len(&in->db_id) + ctdb_uint32_len(&in->tid); } void ctdb_transdb_push(struct ctdb_transdb *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->tid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_transdb_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_transdb **out, size_t *npull) { struct ctdb_transdb *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_transdb); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->tid, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_uptime_len(struct ctdb_uptime *in) { return ctdb_timeval_len(&in->current_time) + ctdb_timeval_len(&in->ctdbd_start_time) + ctdb_timeval_len(&in->last_recovery_started) + ctdb_timeval_len(&in->last_recovery_finished); } void ctdb_uptime_push(struct ctdb_uptime *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_timeval_push(&in->current_time, buf+offset, &np); offset += np; ctdb_timeval_push(&in->ctdbd_start_time, buf+offset, &np); offset += np; ctdb_timeval_push(&in->last_recovery_started, buf+offset, &np); offset += np; ctdb_timeval_push(&in->last_recovery_finished, buf+offset, &np); offset += np; *npush = offset; } int ctdb_uptime_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_uptime **out, size_t *npull) { struct ctdb_uptime *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_uptime); if (val == NULL) { return ENOMEM; } ret = ctdb_timeval_pull(buf+offset, buflen-offset, &val->current_time, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &val->ctdbd_start_time, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &val->last_recovery_started, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &val->last_recovery_finished, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_public_ip_len(struct ctdb_public_ip *in) { return ctdb_uint32_len(&in->pnn) + ctdb_sock_addr_len(&in->addr); } void ctdb_public_ip_push(struct ctdb_public_ip *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_sock_addr_push(&in->addr, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_public_ip_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_public_ip *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->pnn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_sock_addr_pull_elems(buf+offset, buflen-offset, mem_ctx, &out->addr, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_public_ip_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_public_ip **out, size_t *npull) { struct ctdb_public_ip *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_public_ip); if (val == NULL) { return ENOMEM; } ret = ctdb_public_ip_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { TALLOC_FREE(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_public_ip_list_len(struct ctdb_public_ip_list *in) { size_t len; len = ctdb_uint32_len(&in->num); if (in->num > 0) { len += in->num * ctdb_public_ip_len(&in->ip[0]); } return len; } void ctdb_public_ip_list_push(struct ctdb_public_ip_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_uint32_push(&in->num, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_public_ip_push(&in->ip[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_public_ip_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_public_ip_list **out, size_t *npull) { struct ctdb_public_ip_list *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_public_ip_list); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->ip = NULL; goto done; } val->ip = talloc_array(val, struct ctdb_public_ip, val->num); if (val->ip == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_public_ip_pull_elems(buf+offset, buflen-offset, val->ip, &val->ip[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_node_and_flags_len(struct ctdb_node_and_flags *in) { return ctdb_uint32_len(&in->pnn) + ctdb_uint32_len(&in->flags) + ctdb_sock_addr_len(&in->addr); } void ctdb_node_and_flags_push(struct ctdb_node_and_flags *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->flags, buf+offset, &np); offset += np; ctdb_sock_addr_push(&in->addr, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_node_and_flags_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_node_and_flags *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->pnn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->flags, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_sock_addr_pull_elems(buf+offset, buflen-offset, mem_ctx, &out->addr, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_node_and_flags_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_node_and_flags **out, size_t *npull) { struct ctdb_node_and_flags *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_node_and_flags); if (val == NULL) { return ENOMEM; } ret = ctdb_node_and_flags_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { TALLOC_FREE(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_node_map_len(struct ctdb_node_map *in) { size_t len; len = ctdb_uint32_len(&in->num); if (in->num > 0) { len += in->num * ctdb_node_and_flags_len(&in->node[0]); } return len; } void ctdb_node_map_push(struct ctdb_node_map *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_uint32_push(&in->num, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_node_and_flags_push(&in->node[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_node_map_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_node_map **out, size_t *npull) { struct ctdb_node_map *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_node_map); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->node = NULL; goto done; } val->node = talloc_array(val, struct ctdb_node_and_flags, val->num); if (val->node == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_node_and_flags_pull_elems(buf+offset, buflen-offset, val->node, &val->node[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_script_len(struct ctdb_script *in) { return ctdb_chararray_len(in->name, MAX_SCRIPT_NAME+1) + ctdb_timeval_len(&in->start) + ctdb_timeval_len(&in->finished) + ctdb_int32_len(&in->status) + ctdb_chararray_len(in->output, MAX_SCRIPT_OUTPUT+1) + ctdb_padding_len(4); } void ctdb_script_push(struct ctdb_script *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_chararray_push(in->name, MAX_SCRIPT_NAME+1, buf+offset, &np); offset += np; ctdb_timeval_push(&in->start, buf+offset, &np); offset += np; ctdb_timeval_push(&in->finished, buf+offset, &np); offset += np; ctdb_int32_push(&in->status, buf+offset, &np); offset += np; ctdb_chararray_push(in->output, MAX_SCRIPT_OUTPUT+1, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_script_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_script *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_chararray_pull(buf+offset, buflen-offset, out->name, MAX_SCRIPT_NAME+1, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &out->start, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &out->finished, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_int32_pull(buf+offset, buflen-offset, &out->status, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_chararray_pull(buf+offset, buflen-offset, out->output, MAX_SCRIPT_OUTPUT+1, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_script_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_script **out, size_t *npull) { struct ctdb_script *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_script); if (val == NULL) { return ENOMEM; } ret = ctdb_script_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { TALLOC_FREE(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_script_list_len(struct ctdb_script_list *in) { size_t len; if (in == NULL) { return 0; } len = ctdb_uint32_len(&in->num_scripts) + ctdb_padding_len(4); if (in->num_scripts > 0) { len += in->num_scripts * ctdb_script_len(&in->script[0]); } return len; } void ctdb_script_list_push(struct ctdb_script_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; if (in == NULL) { *npush = 0; return; } ctdb_uint32_push(&in->num_scripts, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; for (i=0; inum_scripts; i++) { ctdb_script_push(&in->script[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_script_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_script_list **out, size_t *npull) { struct ctdb_script_list *val; size_t offset = 0, np; uint32_t i; int ret; /* If event scripts have never been run, the result will be NULL */ if (buflen == 0) { val = NULL; goto done; } val = talloc(mem_ctx, struct ctdb_script_list); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num_scripts, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; if (val->num_scripts == 0) { val->script = NULL; goto done; } val->script = talloc_array(val, struct ctdb_script, val->num_scripts); if (val->script == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum_scripts; i++) { ret = ctdb_script_pull_elems(buf+offset, buflen-offset, val, &val->script[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_ban_state_len(struct ctdb_ban_state *in) { return ctdb_uint32_len(&in->pnn) + ctdb_uint32_len(&in->time); } void ctdb_ban_state_push(struct ctdb_ban_state *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->time, buf+offset, &np); offset += np; *npush = offset; } int ctdb_ban_state_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_ban_state **out, size_t *npull) { struct ctdb_ban_state *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_ban_state); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->time, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_notify_data_len(struct ctdb_notify_data *in) { return ctdb_uint64_len(&in->srvid) + ctdb_tdb_datan_len(&in->data); } void ctdb_notify_data_push(struct ctdb_notify_data *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; ctdb_tdb_datan_push(&in->data, buf+offset, &np); offset += np; *npush = offset; } int ctdb_notify_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_notify_data **out, size_t *npull) { struct ctdb_notify_data *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_notify_data); if (val == NULL) { return ENOMEM; } ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_tdb_datan_pull(buf+offset, buflen-offset, val, &val->data, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_iface_len(struct ctdb_iface *in) { return ctdb_chararray_len(in->name, CTDB_IFACE_SIZE+2) + ctdb_uint16_len(&in->link_state) + ctdb_uint32_len(&in->references); } void ctdb_iface_push(struct ctdb_iface *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_chararray_push(in->name, CTDB_IFACE_SIZE+2, buf+offset, &np); offset += np; ctdb_uint16_push(&in->link_state, buf+offset, &np); offset += np; ctdb_uint32_push(&in->references, buf+offset, &np); offset += np; *npush = offset; } static int ctdb_iface_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_iface *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_chararray_pull(buf+offset, buflen-offset, out->name, CTDB_IFACE_SIZE+2, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint16_pull(buf+offset, buflen-offset, &out->link_state, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->references, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } int ctdb_iface_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_iface **out, size_t *npull) { struct ctdb_iface *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_iface); if (val == NULL) { return ENOMEM; } ret = ctdb_iface_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return ret; } size_t ctdb_iface_list_len(struct ctdb_iface_list *in) { size_t len; len = ctdb_uint32_len(&in->num); if (in->num > 0) { len += in->num * ctdb_iface_len(&in->iface[0]); } return len; } void ctdb_iface_list_push(struct ctdb_iface_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; ctdb_uint32_push(&in->num, buf+offset, &np); offset += np; for (i=0; inum; i++) { ctdb_iface_push(&in->iface[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_iface_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_iface_list **out, size_t *npull) { struct ctdb_iface_list *val; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_iface_list); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num, &np); if (ret != 0) { goto fail; } offset += np; if (val->num == 0) { val->iface = NULL; goto done; } val->iface = talloc_array(val, struct ctdb_iface, val->num); if (val->iface == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_iface_pull_elems(buf+offset, buflen-offset, val, &val->iface[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_public_ip_info_len(struct ctdb_public_ip_info *in) { return ctdb_public_ip_len(&in->ip) + ctdb_uint32_len(&in->active_idx) + ctdb_iface_list_len(in->ifaces); } void ctdb_public_ip_info_push(struct ctdb_public_ip_info *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_public_ip_push(&in->ip, buf+offset, &np); offset += np; ctdb_uint32_push(&in->active_idx, buf+offset, &np); offset += np; ctdb_iface_list_push(in->ifaces, buf+offset, &np); offset += np; *npush = offset; } int ctdb_public_ip_info_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_public_ip_info **out, size_t *npull) { struct ctdb_public_ip_info *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_public_ip_info); if (val == NULL) { return ENOMEM; } ret = ctdb_public_ip_pull_elems(buf+offset, buflen-offset, val, &val->ip, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->active_idx, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_iface_list_pull(buf+offset, buflen-offset, val, &val->ifaces, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_key_data_len(struct ctdb_key_data *in) { return ctdb_uint32_len(&in->db_id) + ctdb_padding_len(4) + ctdb_ltdb_header_len(&in->header) + ctdb_tdb_datan_len(&in->key); } void ctdb_key_data_push(struct ctdb_key_data *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->db_id, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_ltdb_header_push(&in->header, buf+offset, &np); offset += np; ctdb_tdb_datan_push(&in->key, buf+offset, &np); offset += np; *npush = offset; } int ctdb_key_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_key_data **out, size_t *npull) { struct ctdb_key_data *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_key_data); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->db_id, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_ltdb_header_pull(buf+offset, buflen-offset, &val->header, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_tdb_datan_pull(buf+offset, buflen-offset, val, &val->key, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } /* In the tdb_data structure marshalling, we are only interested in dsize. * The dptr value is ignored. The actual tdb_data blob is stored separately. * * This is only required for ctdb_db_statistics and will be dropped in future. */ static size_t tdb_data_struct_len(TDB_DATA *data) { return sizeof(void *) + sizeof(size_t); } static void tdb_data_struct_push(TDB_DATA *data, uint8_t *buf, size_t *npush) { size_t offset = 0; memcpy(buf+offset, &data->dptr, sizeof(void *)); offset += sizeof(void *); memcpy(buf+offset, &data->dsize, sizeof(size_t)); offset += sizeof(size_t); *npush = offset; } static int tdb_data_struct_pull(uint8_t *buf, size_t buflen, TDB_DATA *data, size_t *npull) { size_t offset = 0; void *ptr; if (buflen-offset < sizeof(void *)) { return EMSGSIZE; } memcpy(&ptr, buf+offset, sizeof(void *)); offset += sizeof(void *); data->dptr = NULL; if (buflen-offset < sizeof(size_t)) { return EMSGSIZE; } memcpy(&data->dsize, buf+offset, sizeof(size_t)); offset += sizeof(size_t); *npull = offset; return 0; } size_t ctdb_db_statistics_len(struct ctdb_db_statistics *in) { TDB_DATA data = { 0 }; size_t len; uint32_t u32 = 0; int i; len = ctdb_uint32_len(&in->locks.num_calls) + ctdb_uint32_len(&in->locks.num_current) + ctdb_uint32_len(&in->locks.num_pending) + ctdb_uint32_len(&in->locks.num_failed) + ctdb_latency_counter_len(&in->locks.latency) + MAX_COUNT_BUCKETS * ctdb_uint32_len(&in->locks.buckets[0]) + ctdb_latency_counter_len(&in->vacuum.latency) + ctdb_uint32_len(&in->db_ro_delegations) + ctdb_uint32_len(&in->db_ro_revokes) + MAX_COUNT_BUCKETS * ctdb_uint32_len(&in->hop_count_bucket[0]) + ctdb_uint32_len(&in->num_hot_keys) + ctdb_padding_len(4) + MAX_HOT_KEYS * (ctdb_uint32_len(&u32) + ctdb_padding_len(4) + tdb_data_struct_len(&data)); for (i=0; ihot_keys[i].key); } return len; } void ctdb_db_statistics_push(struct ctdb_db_statistics *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t num_hot_keys; int i; ctdb_uint32_push(&in->locks.num_calls, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_current, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_pending, buf+offset, &np); offset += np; ctdb_uint32_push(&in->locks.num_failed, buf+offset, &np); offset += np; ctdb_latency_counter_push(&in->locks.latency, buf+offset, &np); offset += np; for (i=0; ilocks.buckets[i], buf+offset, &np); offset += np; } ctdb_latency_counter_push(&in->vacuum.latency, buf+offset, &np); offset += np; ctdb_uint32_push(&in->db_ro_delegations, buf+offset, &np); offset += np; ctdb_uint32_push(&in->db_ro_revokes, buf+offset, &np); offset += np; for (i=0; ihop_count_bucket[i], buf+offset, &np); offset += np; } num_hot_keys = MAX_HOT_KEYS; ctdb_uint32_push(&num_hot_keys, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; for (i=0; ihot_keys[i].count, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; tdb_data_struct_push(&in->hot_keys[i].key, buf+offset, &np); offset += np; } for (i=0; ihot_keys[i].key, buf+offset, &np); offset += np; } *npush = offset; } static int ctdb_db_statistics_pull_elems(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_db_statistics *out, size_t *npull) { size_t offset = 0, np; int ret, i; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_calls, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_current, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_pending, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->locks.num_failed, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->locks.latency, &np); if (ret != 0) { return ret; } offset += np; for (i=0; ilocks.buckets[i], &np); if (ret != 0) { return ret; } offset += np; } ret = ctdb_latency_counter_pull(buf+offset, buflen-offset, &out->vacuum.latency, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->db_ro_delegations, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->db_ro_revokes, &np); if (ret != 0) { return ret; } offset += np; for (i=0; ihop_count_bucket[i], &np); if (ret != 0) { return ret; } offset += np; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->num_hot_keys, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; for (i=0; ihot_keys[i].count, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; ret = tdb_data_struct_pull(buf+offset, buflen-offset, &out->hot_keys[i].key, &np); if (ret != 0) { return ret; } offset += np; } for (i=0; ihot_keys[i].key.dsize, out, &out->hot_keys[i].key, &np); if (ret != 0) { return ret; } offset += np; } *npull = offset; return 0; } int ctdb_db_statistics_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_db_statistics **out, size_t *npull) { struct ctdb_db_statistics *val; size_t np; int ret; val = talloc(mem_ctx, struct ctdb_db_statistics); if (val == NULL) { return ENOMEM; } ret = ctdb_db_statistics_pull_elems(buf, buflen, val, val, &np); if (ret != 0) { talloc_free(val); return ret; } *out = val; *npull = np; return 0; } size_t ctdb_pid_srvid_len(struct ctdb_pid_srvid *in) { return ctdb_pid_len(&in->pid) + ctdb_uint64_len(&in->srvid); } void ctdb_pid_srvid_push(struct ctdb_pid_srvid *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_pid_push(&in->pid, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_pid_srvid_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_pid_srvid **out, size_t *npull) { struct ctdb_pid_srvid *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_pid_srvid); if (val == NULL) { return ENOMEM; } ret = ctdb_pid_pull(buf+offset, buflen-offset, &val->pid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_election_message_len(struct ctdb_election_message *in) { return ctdb_uint32_len(&in->num_connected) + ctdb_padding_len(4) + ctdb_timeval_len(&in->priority_time) + ctdb_uint32_len(&in->pnn) + ctdb_uint32_len(&in->node_flags); } void ctdb_election_message_push(struct ctdb_election_message *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->num_connected, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_timeval_push(&in->priority_time, buf+offset, &np); offset += np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_uint32_push(&in->node_flags, buf+offset, &np); offset += np; *npush = offset; } int ctdb_election_message_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_election_message **out, size_t *npull) { struct ctdb_election_message *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_election_message); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->num_connected, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_timeval_pull(buf+offset, buflen-offset, &val->priority_time, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->node_flags, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_srvid_message_len(struct ctdb_srvid_message *in) { return ctdb_uint32_len(&in->pnn) + ctdb_padding_len(4) + ctdb_uint64_len(&in->srvid); } void ctdb_srvid_message_push(struct ctdb_srvid_message *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_srvid_message_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_srvid_message **out, size_t *npull) { struct ctdb_srvid_message *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_srvid_message); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_disable_message_len(struct ctdb_disable_message *in) { return ctdb_uint32_len(&in->pnn) + ctdb_padding_len(4) + ctdb_uint64_len(&in->srvid) + ctdb_uint32_len(&in->timeout) + ctdb_padding_len(4); } void ctdb_disable_message_push(struct ctdb_disable_message *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint32_push(&in->pnn, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_uint64_push(&in->srvid, buf+offset, &np); offset += np; ctdb_uint32_push(&in->timeout, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; *npush = offset; } int ctdb_disable_message_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_disable_message **out, size_t *npull) { struct ctdb_disable_message *val; size_t offset = 0, np; int ret; val = talloc(mem_ctx, struct ctdb_disable_message); if (val == NULL) { return ENOMEM; } ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->pnn, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &val->srvid, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &val->timeout, &np); if (ret != 0) { goto fail; } offset += np; ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { goto fail; } offset += np; *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; } size_t ctdb_server_id_len(struct ctdb_server_id *in) { return ctdb_uint64_len(&in->pid) + ctdb_uint32_len(&in->task_id) + ctdb_uint32_len(&in->vnn) + ctdb_uint64_len(&in->unique_id); } void ctdb_server_id_push(struct ctdb_server_id *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; ctdb_uint64_push(&in->pid, buf+offset, &np); offset += np; ctdb_uint32_push(&in->task_id, buf+offset, &np); offset += np; ctdb_uint32_push(&in->vnn, buf+offset, &np); offset += np; ctdb_uint64_push(&in->unique_id, buf+offset, &np); offset += np; *npush = offset; } int ctdb_server_id_pull(uint8_t *buf, size_t buflen, struct ctdb_server_id *out, size_t *npull) { size_t offset = 0, np; int ret; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &out->pid, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->task_id, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->vnn, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_uint64_pull(buf+offset, buflen-offset, &out->unique_id, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } size_t ctdb_g_lock_len(struct ctdb_g_lock *in) { return ctdb_uint32_len(&in->type) + ctdb_padding_len(4) + ctdb_server_id_len(&in->sid); } void ctdb_g_lock_push(struct ctdb_g_lock *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t type; type = in->type; ctdb_uint32_push(&type, buf+offset, &np); offset += np; ctdb_padding_push(4, buf+offset, &np); offset += np; ctdb_server_id_push(&in->sid, buf+offset, &np); offset += np; *npush = offset; } int ctdb_g_lock_pull(uint8_t *buf, size_t buflen, struct ctdb_g_lock *out, size_t *npull) { size_t offset = 0, np; int ret; uint32_t type; ret = ctdb_uint32_pull(buf+offset, buflen-offset, &type, &np); if (ret != 0) { return ret; } offset += np; if (type == 0) { out->type = CTDB_G_LOCK_READ; } else if (type == 1) { out->type = CTDB_G_LOCK_WRITE; } else { return EPROTO; } ret = ctdb_padding_pull(buf+offset, buflen-offset, 4, &np); if (ret != 0) { return ret; } offset += np; ret = ctdb_server_id_pull(buf+offset, buflen-offset, &out->sid, &np); if (ret != 0) { return ret; } offset += np; *npull = offset; return 0; } size_t ctdb_g_lock_list_len(struct ctdb_g_lock_list *in) { size_t len = 0; if (in->num > 0) { len += in->num * ctdb_g_lock_len(&in->lock[0]); } return len; } void ctdb_g_lock_list_push(struct ctdb_g_lock_list *in, uint8_t *buf, size_t *npush) { size_t offset = 0, np; uint32_t i; for (i=0; inum; i++) { ctdb_g_lock_push(&in->lock[i], buf+offset, &np); offset += np; } *npush = offset; } int ctdb_g_lock_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx, struct ctdb_g_lock_list **out, size_t *npull) { struct ctdb_g_lock_list *val; struct ctdb_g_lock lock = { 0 }; size_t offset = 0, np; uint32_t i; int ret; val = talloc(mem_ctx, struct ctdb_g_lock_list); if (val == NULL) { return ENOMEM; } if (buflen == 0) { val->lock = NULL; val->num = 0; goto done; } val->num = buflen / ctdb_g_lock_len(&lock); val->lock = talloc_array(val, struct ctdb_g_lock, val->num); if (val->lock == NULL) { ret = ENOMEM; goto fail; } for (i=0; inum; i++) { ret = ctdb_g_lock_pull(buf+offset, buflen-offset, &val->lock[i], &np); if (ret != 0) { goto fail; } offset += np; } done: *out = val; *npull = offset; return 0; fail: talloc_free(val); return ret; }