X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Fhosts.cc;h=337a999aa91c2f397fac641c7a69eaf3fcd22db5;hb=d0f9a32dd1442ba083972642d6fed5cd59bce583;hp=5c4cf175e095a9e08e3736bf51275def28fba2ad;hpb=fd632c80c5d393253d394c9a8721339876602882;p=m6w6%2Flibmemcached diff --git a/libmemcached/hosts.cc b/libmemcached/hosts.cc index 5c4cf175..337a999a 100644 --- a/libmemcached/hosts.cc +++ b/libmemcached/hosts.cc @@ -45,11 +45,10 @@ static memcached_return_t update_continuum(memcached_st *ptr); static int compare_servers(const void *p1, const void *p2) { - int return_value; memcached_server_instance_st a= (memcached_server_instance_st)p1; memcached_server_instance_st b= (memcached_server_instance_st)p2; - return_value= strcmp(a->hostname, b->hostname); + int return_value= strcmp(a->hostname, b->hostname); if (return_value == 0) { @@ -185,8 +184,7 @@ static memcached_return_t update_continuum(memcached_st *ptr) { memcached_continuum_item_st *new_ptr; - new_ptr= static_cast(libmemcached_realloc(ptr, ptr->ketama.continuum, - sizeof(memcached_continuum_item_st) * (live_servers + MEMCACHED_CONTINUUM_ADDITION) * points_per_server)); + new_ptr= libmemcached_xrealloc(ptr, ptr->ketama.continuum, (live_servers + MEMCACHED_CONTINUUM_ADDITION) * points_per_server, memcached_continuum_item_st); if (new_ptr == 0) { @@ -219,7 +217,7 @@ static memcached_return_t update_continuum(memcached_st *ptr) if (is_ketama_weighted) { float pct= (float)list[host_index].weight / (float)total_weight; - pointer_per_server= (uint32_t) ((floorf((float) (pct * MEMCACHED_POINTS_PER_SERVER_KETAMA / 4 * (float)live_servers + 0.0000000001))) * 4); + pointer_per_server= (uint32_t) ((::floor((float) (pct * MEMCACHED_POINTS_PER_SERVER_KETAMA / 4 * (float)live_servers + 0.0000000001))) * 4); pointer_per_hash= 4; if (DEBUG) { @@ -238,21 +236,21 @@ static memcached_return_t update_continuum(memcached_st *ptr) pointer_index < pointer_per_server / pointer_per_hash; pointer_index++) { - char sort_host[MEMCACHED_MAX_HOST_SORT_LENGTH]= ""; + char sort_host[1 +MEMCACHED_NI_MAXHOST +1 +MEMCACHED_NI_MAXSERV +1 + MEMCACHED_NI_MAXSERV ]= ""; int sort_host_length; // Spymemcached ketema key format is: hostname/ip:port-index // If hostname is not available then: /ip:port-index - sort_host_length= snprintf(sort_host, MEMCACHED_MAX_HOST_SORT_LENGTH, + sort_host_length= snprintf(sort_host, sizeof(sort_host), "/%s:%u-%u", list[host_index].hostname, (uint32_t)list[host_index].port, pointer_index); - if (sort_host_length >= MEMCACHED_MAX_HOST_SORT_LENGTH || sort_host_length < 0) + if (size_t(sort_host_length) >= sizeof(sort_host) or sort_host_length < 0) { return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT, - memcached_literal_param("snprintf(MEMCACHED_DEFAULT_COMMAND_SIZE)")); + memcached_literal_param("snprintf(sizeof(sort_host))")); } if (DEBUG) @@ -283,29 +281,29 @@ static memcached_return_t update_continuum(memcached_st *ptr) pointer_index <= pointer_per_server / pointer_per_hash; pointer_index++) { - char sort_host[MEMCACHED_MAX_HOST_SORT_LENGTH]= ""; + char sort_host[MEMCACHED_NI_MAXHOST +1 +MEMCACHED_NI_MAXSERV +1 +MEMCACHED_NI_MAXSERV]= ""; int sort_host_length; if (list[host_index].port == MEMCACHED_DEFAULT_PORT) { - sort_host_length= snprintf(sort_host, MEMCACHED_MAX_HOST_SORT_LENGTH, + sort_host_length= snprintf(sort_host, sizeof(sort_host), "%s-%u", list[host_index].hostname, pointer_index - 1); } else { - sort_host_length= snprintf(sort_host, MEMCACHED_MAX_HOST_SORT_LENGTH, + sort_host_length= snprintf(sort_host, sizeof(sort_host), "%s:%u-%u", list[host_index].hostname, (uint32_t)list[host_index].port, pointer_index - 1); } - if (sort_host_length >= MEMCACHED_MAX_HOST_SORT_LENGTH || sort_host_length < 0) + if (size_t(sort_host_length) >= sizeof(sort_host) or sort_host_length < 0) { return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT, - memcached_literal_param("snprintf(MEMCACHED_DEFAULT_COMMAND_SIZE)")); + memcached_literal_param("snprintf(sizeof(sort_host)))")); } if (is_ketama_weighted) @@ -353,18 +351,12 @@ static memcached_return_t server_add(memcached_st *ptr, memcached_connection_t type) { assert_msg(ptr, "Programmer mistake, somehow server_add() was passed a NULL memcached_st"); - if ( (ptr->flags.use_udp and type != MEMCACHED_CONNECTION_UDP) - or ( (type == MEMCACHED_CONNECTION_UDP) and (not ptr->flags.use_udp) ) ) - { - return memcached_set_error(*ptr, MEMCACHED_INVALID_HOST_PROTOCOL, MEMCACHED_AT); - } - memcached_server_st *new_host_list= static_cast(libmemcached_realloc(ptr, memcached_server_list(ptr), - sizeof(memcached_server_st) * (ptr->number_of_hosts + 1))); + memcached_server_st *new_host_list= libmemcached_xrealloc(ptr, memcached_server_list(ptr), (ptr->number_of_hosts + 1), memcached_server_st); - if (not new_host_list) + if (new_host_list == NULL) { - return MEMCACHED_MEMORY_ALLOCATION_FAILURE; + return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT); } memcached_server_list_set(ptr, new_host_list); @@ -372,7 +364,7 @@ static memcached_return_t server_add(memcached_st *ptr, /* TODO: Check return type */ memcached_server_write_instance_st instance= memcached_server_instance_fetch(ptr, memcached_server_count(ptr)); - if (not __server_create_with(ptr, instance, hostname, port, weight, type)) + if (__server_create_with(ptr, instance, hostname, port, weight, type) == NULL) { return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT); } @@ -394,7 +386,7 @@ static memcached_return_t server_add(memcached_st *ptr, memcached_return_t memcached_server_push(memcached_st *ptr, const memcached_server_list_st list) { - if (not list) + if (list == NULL) { return MEMCACHED_SUCCESS; } @@ -402,11 +394,12 @@ memcached_return_t memcached_server_push(memcached_st *ptr, const memcached_serv uint32_t count= memcached_server_list_count(list); memcached_server_st *new_host_list; - new_host_list= static_cast(libmemcached_realloc(ptr, memcached_server_list(ptr), - sizeof(memcached_server_st) * (count + memcached_server_count(ptr)))); + new_host_list= libmemcached_xrealloc(ptr, memcached_server_list(ptr), (count + memcached_server_count(ptr)), memcached_server_st); - if (not new_host_list) + if (new_host_list == NULL) + { return MEMCACHED_MEMORY_ALLOCATION_FAILURE; + } memcached_server_list_set(ptr, new_host_list); @@ -414,12 +407,6 @@ memcached_return_t memcached_server_push(memcached_st *ptr, const memcached_serv { memcached_server_write_instance_st instance; - if ((ptr->flags.use_udp && list[x].type != MEMCACHED_CONNECTION_UDP) - or ((list[x].type == MEMCACHED_CONNECTION_UDP) and not (ptr->flags.use_udp)) ) - { - return MEMCACHED_INVALID_HOST_PROTOCOL; - } - WATCHPOINT_ASSERT(list[x].hostname[0] != 0); // We have extended the array, and now we will find it, and use it. @@ -484,32 +471,16 @@ memcached_return_t memcached_server_add_udp(memcached_st *ptr, } memcached_return_t memcached_server_add_udp_with_weight(memcached_st *ptr, - const char *hostname, - in_port_t port, - uint32_t weight) + const char *, + in_port_t, + uint32_t) { if (ptr == NULL) { return MEMCACHED_INVALID_ARGUMENTS; } - if (not port) - { - port= MEMCACHED_DEFAULT_PORT; - } - - if (not hostname) - { - hostname= "localhost"; - } - - memcached_string_t _hostname= { memcached_string_make_from_cstr(hostname) }; - if (memcached_is_valid_servername(_hostname) == false) - { - memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT, memcached_literal_param("Invalid hostname provided")); - } - - return server_add(ptr, _hostname, port, weight, MEMCACHED_CONNECTION_UDP); + return memcached_set_error(*ptr, MEMCACHED_DEPRECATED, MEMCACHED_AT); } memcached_return_t memcached_server_add(memcached_st *ptr, @@ -538,7 +509,7 @@ memcached_return_t memcached_server_add_with_weight(memcached_st *ptr, if (hostname_length == 0) { hostname= "localhost"; - hostname_length= sizeof("localhost") -1; + hostname_length= memcached_literal_param_size("localhost"); } memcached_string_t _hostname= { hostname, hostname_length };