X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=lib%2Fmemcached_response.c;h=33dc0b1e5bfd41d9c28bb41d061028ab313fa619;hb=8a86b578acc594d37a8638e3e0afba1286c4b6ca;hp=7402975f895761ade88c41864174b074e630c433;hpb=90c4182ab1eb7f2da203258f62cf33a229ba1346;p=m6w6%2Flibmemcached diff --git a/lib/memcached_response.c b/lib/memcached_response.c index 7402975f..33dc0b1e 100644 --- a/lib/memcached_response.c +++ b/lib/memcached_response.c @@ -8,9 +8,9 @@ #include "common.h" #include "memcached_io.h" -memcached_return memcached_response(memcached_st *ptr, +memcached_return memcached_response(memcached_server_st *ptr, char *buffer, size_t buffer_length, - unsigned int server_key) + memcached_result_st *result) { unsigned int x; size_t send_length; @@ -19,22 +19,40 @@ memcached_return memcached_response(memcached_st *ptr, send_length= 0; + /* UDP at the moment is odd...*/ + if (ptr->type == MEMCACHED_CONNECTION_UDP) + { + char buffer[8]; + ssize_t read_length; + + return MEMCACHED_SUCCESS; + + read_length= memcached_io_read(ptr, buffer, 8); + } - max_messages= memcached_server_response_count(ptr, server_key); - for (x= 0; x <= max_messages; x++) + /* We may have old commands in the buffer not set, first purge */ + if (ptr->root->flags & MEM_NO_BLOCK) + (void)memcached_io_write(ptr, NULL, 0, 1); + + max_messages= memcached_server_response_count(ptr); + for (x= 0; x < max_messages; x++) { size_t total_length= 0; buffer_ptr= buffer; + while (1) { - unsigned int read_length; + ssize_t read_length; - read_length= memcached_io_read(ptr, server_key, - buffer_ptr, 1); + read_length= memcached_io_read(ptr, buffer_ptr, 1); + WATCHPOINT_ASSERT(isgraph(*buffer_ptr) || isspace(*buffer_ptr)); if (read_length != 1) + { + memcached_io_reset(ptr); return MEMCACHED_UNKNOWN_READ_FAILURE; + } if (*buffer_ptr == '\n') break; @@ -45,31 +63,64 @@ memcached_return memcached_response(memcached_st *ptr, WATCHPOINT_ASSERT(total_length <= buffer_length); if (total_length >= buffer_length) + { + memcached_io_reset(ptr); return MEMCACHED_PROTOCOL_ERROR; + } } buffer_ptr++; *buffer_ptr= 0; - if (memcached_server_response_count(ptr, server_key)) - memcached_server_response_decrement(ptr, server_key); + memcached_server_response_decrement(ptr); } switch(buffer[0]) { case 'V': /* VALUE || VERSION */ - return MEMCACHED_SUCCESS; + if (buffer[1] == 'A') /* VALUE */ + { + memcached_return rc; + + /* We add back in one because we will need to search for END */ + memcached_server_response_increment(ptr); + if (result) + rc= value_fetch(ptr, buffer, result); + else + rc= value_fetch(ptr, buffer, &ptr->root->result); + + return rc; + } + else if (buffer[1] == 'E') /* VERSION */ + { + return MEMCACHED_SUCCESS; + } + else + { + WATCHPOINT_STRING(buffer); + WATCHPOINT_ASSERT(0); + memcached_io_reset(ptr); + return MEMCACHED_UNKNOWN_READ_FAILURE; + } case 'O': /* OK */ return MEMCACHED_SUCCESS; case 'S': /* STORED STATS SERVER_ERROR */ { if (buffer[2] == 'A') /* STORED STATS */ + { + memcached_server_response_increment(ptr); return MEMCACHED_STAT; + } else if (buffer[1] == 'E') return MEMCACHED_SERVER_ERROR; else if (buffer[1] == 'T') return MEMCACHED_STORED; else + { + WATCHPOINT_STRING(buffer); + WATCHPOINT_ASSERT(0); + memcached_io_reset(ptr); return MEMCACHED_UNKNOWN_READ_FAILURE; + } } case 'D': /* DELETED */ return MEMCACHED_DELETED; @@ -80,20 +131,31 @@ memcached_return memcached_response(memcached_st *ptr, else if (buffer[4] == 'S') return MEMCACHED_NOTSTORED; else + { + memcached_io_reset(ptr); return MEMCACHED_UNKNOWN_READ_FAILURE; + } } case 'E': /* PROTOCOL ERROR or END */ { if (buffer[1] == 'N') return MEMCACHED_END; else if (buffer[1] == 'R') + { + memcached_io_reset(ptr); return MEMCACHED_PROTOCOL_ERROR; + } else + { + memcached_io_reset(ptr); return MEMCACHED_UNKNOWN_READ_FAILURE; + } } case 'C': /* CLIENT ERROR */ + memcached_io_reset(ptr); return MEMCACHED_CLIENT_ERROR; default: + memcached_io_reset(ptr); return MEMCACHED_UNKNOWN_READ_FAILURE; }