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Move network_init to lib/net

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This commit is contained in:
Nick Mathewson 2018-06-28 11:59:16 -04:00
parent db1a420c4e
commit 042df08693
2 changed files with 28 additions and 28 deletions
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28
src/common/compat.c
View File

@ -429,34 +429,6 @@ compute_num_cpus(void)
return num_cpus; return num_cpus;
} }
/** Called before we make any calls to network-related functions.
* (Some operating systems require their network libraries to be
* initialized.) */
int
network_init(void)
{
#ifdef _WIN32
/* This silly exercise is necessary before windows will allow
* gethostbyname to work. */
WSADATA WSAData;
int r;
r = WSAStartup(0x101,&WSAData);
if (r) {
log_warn(LD_NET,"Error initializing windows network layer: code was %d",r);
return -1;
}
if (sizeof(SOCKET) != sizeof(tor_socket_t)) {
log_warn(LD_BUG,"The tor_socket_t type does not match SOCKET in size; Tor "
"might not work. (Sizes are %d and %d respectively.)",
(int)sizeof(tor_socket_t), (int)sizeof(SOCKET));
}
/* WSAData.iMaxSockets might show the max sockets we're allowed to use.
* We might use it to complain if we're trying to be a server but have
* too few sockets available. */
#endif /* defined(_WIN32) */
return 0;
}
#if defined(HW_PHYSMEM64) #if defined(HW_PHYSMEM64)
/* This appears to be an OpenBSD thing */ /* This appears to be an OpenBSD thing */
#define INT64_HW_MEM HW_PHYSMEM64 #define INT64_HW_MEM HW_PHYSMEM64

28
src/lib/net/socket.c
View File

@ -25,6 +25,34 @@
#include <stddef.h> #include <stddef.h>
#include <string.h> #include <string.h>
/** Called before we make any calls to network-related functions.
* (Some operating systems require their network libraries to be
* initialized.) */
int
network_init(void)
{
#ifdef _WIN32
/* This silly exercise is necessary before windows will allow
* gethostbyname to work. */
WSADATA WSAData;
int r;
r = WSAStartup(0x101,&WSAData);
if (r) {
log_warn(LD_NET,"Error initializing windows network layer: code was %d",r);
return -1;
}
if (sizeof(SOCKET) != sizeof(tor_socket_t)) {
log_warn(LD_BUG,"The tor_socket_t type does not match SOCKET in size; Tor "
"might not work. (Sizes are %d and %d respectively.)",
(int)sizeof(tor_socket_t), (int)sizeof(SOCKET));
}
/* WSAData.iMaxSockets might show the max sockets we're allowed to use.
* We might use it to complain if we're trying to be a server but have
* too few sockets available. */
#endif /* defined(_WIN32) */
return 0;
}
/* When set_max_file_sockets() is called, update this with the max file /* When set_max_file_sockets() is called, update this with the max file
* descriptor value so we can use it to check the limit when opening a new * descriptor value so we can use it to check the limit when opening a new
* socket. Default value is what Debian sets as the default hard limit. */ * socket. Default value is what Debian sets as the default hard limit. */