diff options
Diffstat (limited to 'nsprpub/pr/src/cplus/rcnetdb.cpp')
| -rw-r--r-- | nsprpub/pr/src/cplus/rcnetdb.cpp | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/nsprpub/pr/src/cplus/rcnetdb.cpp b/nsprpub/pr/src/cplus/rcnetdb.cpp new file mode 100644 index 0000000000..19eb66540f --- /dev/null +++ b/nsprpub/pr/src/cplus/rcnetdb.cpp @@ -0,0 +1,233 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* +** Base class implementation for network access functions (ref: prnetdb.h) +*/ + +#include "rclock.h" +#include "rcnetdb.h" + +#include <prmem.h> +#include <prlog.h> +#include <string.h> + +RCNetAddr::RCNetAddr(const RCNetAddr& his): RCBase() +{ + address = his.address; +} + +RCNetAddr::RCNetAddr(const RCNetAddr& his, PRUint16 port): RCBase() +{ + address = his.address; + switch (address.raw.family) + { + case PR_AF_INET: address.inet.port = port; break; + case PR_AF_INET6: address.ipv6.port = port; break; + default: break; + } +} /* RCNetAddr::RCNetAddr */ + +RCNetAddr::RCNetAddr(RCNetAddr::HostValue host, PRUint16 port): RCBase() +{ + PRNetAddrValue how; + switch (host) + { + case RCNetAddr::any: how = PR_IpAddrAny; break; + case RCNetAddr::loopback: how = PR_IpAddrLoopback; break; + default: PR_NOT_REACHED("This can't happen -- and did!"); + } + (void)PR_InitializeNetAddr(how, port, &address); +} /* RCNetAddr::RCNetAddr */ + +RCNetAddr::~RCNetAddr() { } + +void RCNetAddr::operator=(const RCNetAddr& his) { + address = his.address; +} + +PRStatus RCNetAddr::FromString(const char* string) +{ + return PR_StringToNetAddr(string, &address); +} + +void RCNetAddr::operator=(const PRNetAddr* addr) { + address = *addr; +} + +PRBool RCNetAddr::operator==(const RCNetAddr& his) const +{ + PRBool rv = EqualHost(his); + if (rv) + { + switch (address.raw.family) + { + case PR_AF_INET: + rv = (address.inet.port == his.address.inet.port); break; + case PR_AF_INET6: + rv = (address.ipv6.port == his.address.ipv6.port); break; + case PR_AF_LOCAL: + default: break; + } + } + return rv; +} /* RCNetAddr::operator== */ + +PRBool RCNetAddr::EqualHost(const RCNetAddr& his) const +{ + PRBool rv; + switch (address.raw.family) + { + case PR_AF_INET: + rv = (address.inet.ip == his.address.inet.ip); break; + case PR_AF_INET6: + rv = (0 == memcmp( + &address.ipv6.ip, &his.address.ipv6.ip, + sizeof(address.ipv6.ip))); + break; +#if defined(XP_UNIX) + case PR_AF_LOCAL: + rv = (0 == strncmp( + address.local.path, his.address.local.path, + sizeof(address.local.path))); + break; +#endif + default: break; + } + return rv; +} /* RCNetAddr::operator== */ + +PRStatus RCNetAddr::ToString(char *string, PRSize size) const +{ + return PR_NetAddrToString(&address, string, size); +} + +/* +** RCHostLookup +*/ + +RCHostLookup::~RCHostLookup() +{ + if (NULL != address) { + delete [] address; + } +} /* RCHostLookup::~RCHostLookup */ + +RCHostLookup::RCHostLookup(): RCBase() +{ + address = NULL; + max_index = 0; +} /* RCHostLookup::RCHostLookup */ + +PRStatus RCHostLookup::ByName(const char* name) +{ + PRStatus rv; + PRNetAddr addr; + PRHostEnt hostentry; + PRIntn index = 0, max; + RCNetAddr* vector = NULL; + RCNetAddr* old_vector = NULL; + void* buffer = PR_Malloc(PR_NETDB_BUF_SIZE); + if (NULL == buffer) { + return PR_FAILURE; + } + rv = PR_GetHostByName(name, (char*)buffer, PR_NETDB_BUF_SIZE, &hostentry); + if (PR_SUCCESS == rv) + { + for (max = 0, index = 0;; ++max) + { + index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr); + if (0 == index) { + break; + } + } + if (max > 0) + { + vector = new RCNetAddr[max]; + while (--max > 0) + { + index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr); + if (0 == index) { + break; + } + vector[index] = &addr; + } + { + RCEnter entry(&ml); + old_vector = address; + address = vector; + max_index = max; + } + if (NULL != old_vector) { + delete [] old_vector; + } + } + } + if (NULL != buffer) { + PR_DELETE(buffer); + } + return PR_SUCCESS; +} /* RCHostLookup::ByName */ + +PRStatus RCHostLookup::ByAddress(const RCNetAddr& host_addr) +{ + PRStatus rv; + PRNetAddr addr; + PRHostEnt hostentry; + PRIntn index = 0, max; + RCNetAddr* vector = NULL; + RCNetAddr* old_vector = NULL; + char *buffer = (char*)PR_Malloc(PR_NETDB_BUF_SIZE); + if (NULL == buffer) { + return PR_FAILURE; + } + rv = PR_GetHostByAddr(host_addr, buffer, PR_NETDB_BUF_SIZE, &hostentry); + if (PR_SUCCESS == rv) + { + for (max = 0, index = 0;; ++max) + { + index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr); + if (0 == index) { + break; + } + } + if (max > 0) + { + vector = new RCNetAddr[max]; + while (--max > 0) + { + index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr); + if (0 == index) { + break; + } + vector[index] = &addr; + } + { + RCEnter entry(&ml); + old_vector = address; + address = vector; + max_index = max; + } + if (NULL != old_vector) { + delete [] old_vector; + } + } + } + if (NULL != buffer) { + PR_DELETE(buffer); + } + return PR_SUCCESS; +} /* RCHostLookup::ByAddress */ + +const RCNetAddr* RCHostLookup::operator[](PRUintn which) +{ + RCNetAddr* addr = NULL; + if (which < max_index) { + addr = &address[which]; + } + return addr; +} /* RCHostLookup::operator[] */ + +/* RCNetdb.cpp */ |