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xrdp-proprietary/common/os_calls.c

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/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Jay Sorg 2004-2013
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* generic operating system calls
*
* put all the os / arch define in here you want
*/
#if defined(HAVE_CONFIG_H)
#include "config_ac.h"
#endif
#if defined(_WIN32)
#include <windows.h>
#include <winsock.h>
#else
/* fix for solaris 10 with gcc 3.3.2 problem */
#if defined(sun) || defined(__sun)
#define ctid_t id_t
#endif
#include <unistd.h>
#include <errno.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/time.h>
#include <sys/times.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/stat.h>
#include <dlfcn.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <signal.h>
#include <fcntl.h>
#include <pwd.h>
#include <time.h>
#include <grp.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <locale.h>
#include "os_calls.h"
#include "arch.h"
#include "log.h"
/* for clearenv() */
#if defined(_WIN32)
#else
extern char **environ;
#endif
#if defined(__linux__)
#include <linux/unistd.h>
#endif
/* for solaris */
#if !defined(PF_LOCAL)
#define PF_LOCAL AF_UNIX
#endif
#if !defined(INADDR_NONE)
#define INADDR_NONE ((unsigned long)-1)
#endif
static char g_temp_base[128] = "";
static char g_temp_base_org[128] = "";
/*****************************************************************************/
int APP_CC
g_rm_temp_dir(void)
{
if (g_temp_base[0] != 0)
{
if (!g_remove_dir(g_temp_base))
{
printf("g_rm_temp_dir: removing temp directory [%s] failed\n", g_temp_base);
}
g_temp_base[0] = 0;
}
return 0;
}
/*****************************************************************************/
int APP_CC
g_mk_temp_dir(const char *app_name)
{
if (app_name != 0)
{
if (app_name[0] != 0)
{
if (!g_directory_exist("/tmp/.xrdp"))
{
if (!g_create_dir("/tmp/.xrdp"))
{
printf("g_mk_temp_dir: g_create_dir failed\n");
return 1;
}
g_chmod_hex("/tmp/.xrdp", 0x1777);
}
snprintf(g_temp_base, sizeof(g_temp_base),
"/tmp/.xrdp/%s-XXXXXX", app_name);
snprintf(g_temp_base_org, sizeof(g_temp_base_org),
"/tmp/.xrdp/%s-XXXXXX", app_name);
if (mkdtemp(g_temp_base) == 0)
{
printf("g_mk_temp_dir: mkdtemp failed [%s]\n", g_temp_base);
return 1;
}
}
else
{
printf("g_mk_temp_dir: bad app name\n");
return 1;
}
}
else
{
if (g_temp_base_org[0] == 0)
{
printf("g_mk_temp_dir: g_temp_base_org not set\n");
return 1;
}
g_strncpy(g_temp_base, g_temp_base_org, 127);
if (mkdtemp(g_temp_base) == 0)
{
printf("g_mk_temp_dir: mkdtemp failed [%s]\n", g_temp_base);
}
}
return 0;
}
/*****************************************************************************/
void APP_CC
g_init(const char *app_name)
{
#if defined(_WIN32)
WSADATA wsadata;
WSAStartup(2, &wsadata);
#endif
setlocale(LC_CTYPE, "");
g_mk_temp_dir(app_name);
}
/*****************************************************************************/
void APP_CC
g_deinit(void)
{
#if defined(_WIN32)
WSACleanup();
#endif
g_rm_temp_dir();
}
/*****************************************************************************/
/* allocate memory, returns a pointer to it, size bytes are allocated,
if zero is non zero, each byte will be set to zero */
void *APP_CC
g_malloc(int size, int zero)
{
char *rv;
rv = (char *)malloc(size);
if (zero)
{
if (rv != 0)
{
memset(rv, 0, size);
}
}
return rv;
}
/*****************************************************************************/
/* free the memory pointed to by ptr, ptr can be zero */
void APP_CC
g_free(void *ptr)
{
if (ptr != 0)
{
free(ptr);
}
}
/*****************************************************************************/
/* output text to stdout, try to use g_write / g_writeln instead to avoid
linux / windows EOL problems */
void DEFAULT_CC
g_printf(const char *format, ...)
{
va_list ap;
va_start(ap, format);
vfprintf(stdout, format, ap);
va_end(ap);
}
/*****************************************************************************/
void DEFAULT_CC
g_sprintf(char *dest, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsprintf(dest, format, ap);
va_end(ap);
}
/*****************************************************************************/
void DEFAULT_CC
g_snprintf(char *dest, int len, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsnprintf(dest, len, format, ap);
va_end(ap);
}
/*****************************************************************************/
void DEFAULT_CC
g_writeln(const char *format, ...)
{
va_list ap;
va_start(ap, format);
vfprintf(stdout, format, ap);
va_end(ap);
#if defined(_WIN32)
g_printf("\r\n");
#else
g_printf("\n");
#endif
}
/*****************************************************************************/
void DEFAULT_CC
g_write(const char *format, ...)
{
va_list ap;
va_start(ap, format);
vfprintf(stdout, format, ap);
va_end(ap);
}
/*****************************************************************************/
/* produce a hex dump */
void APP_CC
g_hexdump(char *p, int len)
{
unsigned char *line;
int i;
int thisline;
int offset;
line = (unsigned char *)p;
offset = 0;
while (offset < len)
{
g_printf("%04x ", offset);
thisline = len - offset;
if (thisline > 16)
{
thisline = 16;
}
for (i = 0; i < thisline; i++)
{
g_printf("%02x ", line[i]);
}
for (; i < 16; i++)
{
g_printf(" ");
}
for (i = 0; i < thisline; i++)
{
g_printf("%c", (line[i] >= 0x20 && line[i] < 0x7f) ? line[i] : '.');
}
g_writeln("");
offset += thisline;
line += thisline;
}
}
/*****************************************************************************/
void APP_CC
g_memset(void *ptr, int val, int size)
{
memset(ptr, val, size);
}
/*****************************************************************************/
void APP_CC
g_memcpy(void *d_ptr, const void *s_ptr, int size)
{
memcpy(d_ptr, s_ptr, size);
}
/*****************************************************************************/
int APP_CC
g_getchar(void)
{
return getchar();
}
/*****************************************************************************/
/*Returns 0 on success*/
int APP_CC
g_tcp_set_no_delay(int sck)
{
int ret = 1; /* error */
#if defined(_WIN32)
int option_value;
int option_len;
#else
int option_value;
unsigned int option_len;
#endif
option_len = sizeof(option_value);
/* SOL_TCP IPPROTO_TCP */
if (getsockopt(sck, IPPROTO_TCP, TCP_NODELAY, (char *)&option_value,
&option_len) == 0)
{
if (option_value == 0)
{
option_value = 1;
option_len = sizeof(option_value);
if (setsockopt(sck, IPPROTO_TCP, TCP_NODELAY, (char *)&option_value,
option_len) == 0)
{
ret = 0; /* success */
}
else
{
g_writeln("Error setting tcp_nodelay");
}
}
}
else
{
g_writeln("Error getting tcp_nodelay");
}
return ret;
}
/*****************************************************************************/
/*Returns 0 on success*/
int APP_CC
g_tcp_set_keepalive(int sck)
{
int ret = 1; /* error */
#if defined(_WIN32)
int option_value;
int option_len;
#else
int option_value;
unsigned int option_len;
#endif
option_len = sizeof(option_value);
/* SOL_TCP IPPROTO_TCP */
if (getsockopt(sck, SOL_SOCKET, SO_KEEPALIVE, (char *)&option_value,
&option_len) == 0)
{
if (option_value == 0)
{
option_value = 1;
option_len = sizeof(option_value);
if (setsockopt(sck, SOL_SOCKET, SO_KEEPALIVE, (char *)&option_value,
option_len) == 0)
{
ret = 0; /* success */
}
else
{
g_writeln("Error setting tcp_keepalive");
}
}
}
else
{
g_writeln("Error getting tcp_keepalive");
}
return ret;
}
/*****************************************************************************/
/* returns a newly created socket or -1 on error */
/* in win32 a socket is an unsigned int, in linux, its an int */
int APP_CC
g_tcp_socket(void)
{
int rv;
int option_value;
#if defined(_WIN32)
int option_len;
#else
unsigned int option_len;
#endif
#if 0 && !defined(NO_ARPA_INET_H_IP6)
rv = (int)socket(AF_INET6, SOCK_STREAM, 0);
#else
rv = (int)socket(AF_INET, SOCK_STREAM, 0);
#endif
if (rv < 0)
{
return -1;
}
#if 0 && !defined(NO_ARPA_INET_H_IP6)
option_len = sizeof(option_value);
if (getsockopt(rv, IPPROTO_IPV6, IPV6_V6ONLY, (char*)&option_value,
&option_len) == 0)
{
if (option_value != 0)
{
option_value = 0;
option_len = sizeof(option_value);
setsockopt(rv, IPPROTO_IPV6, IPV6_V6ONLY, (char*)&option_value,
option_len);
}
}
#endif
option_len = sizeof(option_value);
if (getsockopt(rv, SOL_SOCKET, SO_REUSEADDR, (char *)&option_value,
&option_len) == 0)
{
if (option_value == 0)
{
option_value = 1;
option_len = sizeof(option_value);
setsockopt(rv, SOL_SOCKET, SO_REUSEADDR, (char *)&option_value,
option_len);
}
}
option_len = sizeof(option_value);
if (getsockopt(rv, SOL_SOCKET, SO_SNDBUF, (char *)&option_value,
&option_len) == 0)
{
if (option_value < (1024 * 32))
{
option_value = 1024 * 32;
option_len = sizeof(option_value);
setsockopt(rv, SOL_SOCKET, SO_SNDBUF, (char *)&option_value,
option_len);
}
}
return rv;
}
/*****************************************************************************/
int APP_CC
g_tcp_local_socket(void)
{
#if defined(_WIN32)
return 0;
#else
return socket(PF_LOCAL, SOCK_STREAM, 0);
#endif
}
/*****************************************************************************/
void APP_CC
g_tcp_close(int sck)
{
char ip[256];
if (sck == 0)
{
return;
}
#if defined(_WIN32)
closesocket(sck);
#else
g_write_ip_address(sck, ip, 255);
log_message(LOG_LEVEL_INFO, "An established connection closed to "
"endpoint: %s", ip);
close(sck);
#endif
}
/*****************************************************************************/
/* returns error, zero is good */
#if 0
int APP_CC
g_tcp_connect(int sck, const char *address, const char *port)
{
int res = 0;
struct addrinfo p;
struct addrinfo *h = (struct addrinfo *)NULL;
struct addrinfo *rp = (struct addrinfo *)NULL;
/* initialize (zero out) local variables: */
g_memset(&p, 0, sizeof(struct addrinfo));
/* in IPv6-enabled environments, set the AI_V4MAPPED
* flag in ai_flags and specify ai_family=AF_INET6 in
* order to ensure that getaddrinfo() returns any
* available IPv4-mapped addresses in case the target
* host does not have a true IPv6 address:
*/
p.ai_socktype = SOCK_STREAM;
p.ai_protocol = IPPROTO_TCP;
#if !defined(NO_ARPA_INET_H_IP6)
p.ai_flags = AI_ADDRCONFIG | AI_V4MAPPED;
p.ai_family = AF_INET6;
if (g_strcmp(address, "127.0.0.1") == 0)
{
res = getaddrinfo("::1", port, &p, &h);
}
else
{
res = getaddrinfo(address, port, &p, &h);
}
#else
p.ai_flags = AI_ADDRCONFIG;
p.ai_family = AF_INET;
res = getaddrinfo(address, port, &p, &h);
#endif
if (res > -1)
{
if (h != NULL)
{
for (rp = h; rp != NULL; rp = rp->ai_next)
{
rp = h;
res = connect(sck, (struct sockaddr *)(rp->ai_addr),
rp->ai_addrlen);
if (res != -1)
{
break; /* Success */
}
}
}
}
return res;
}
#else
int APP_CC
g_tcp_connect(int sck, const char* address, const char* port)
{
struct sockaddr_in s;
struct hostent* h;
g_memset(&s, 0, sizeof(struct sockaddr_in));
s.sin_family = AF_INET;
s.sin_port = htons((tui16)atoi(port));
s.sin_addr.s_addr = inet_addr(address);
if (s.sin_addr.s_addr == INADDR_NONE)
{
h = gethostbyname(address);
if (h != 0)
{
if (h->h_name != 0)
{
if (h->h_addr_list != 0)
{
if ((*(h->h_addr_list)) != 0)
{
s.sin_addr.s_addr = *((int*)(*(h->h_addr_list)));
}
}
}
}
}
return connect(sck, (struct sockaddr*)&s, sizeof(struct sockaddr_in));
}
#endif
/*****************************************************************************/
/* returns error, zero is good */
int APP_CC
g_tcp_local_connect(int sck, const char *port)
{
#if defined(_WIN32)
return -1;
#else
struct sockaddr_un s;
memset(&s, 0, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, port);
return connect(sck, (struct sockaddr *)&s, sizeof(struct sockaddr_un));
#endif
}
/*****************************************************************************/
int APP_CC
g_tcp_set_non_blocking(int sck)
{
unsigned long i;
#if defined(_WIN32)
i = 1;
ioctlsocket(sck, FIONBIO, &i);
#else
i = fcntl(sck, F_GETFL);
i = i | O_NONBLOCK;
fcntl(sck, F_SETFL, i);
#endif
return 0;
}
#if 0
/*****************************************************************************/
/* return boolean */
static int APP_CC
address_match(const char *address, struct addrinfo *j)
{
struct sockaddr_in *ipv4_in;
struct sockaddr_in6 *ipv6_in;
if (address == 0)
{
return 1;
}
if (address[0] == 0)
{
return 1;
}
if (g_strcmp(address, "0.0.0.0") == 0)
{
return 1;
}
if ((g_strcmp(address, "127.0.0.1") == 0) ||
(g_strcmp(address, "::1") == 0) ||
(g_strcmp(address, "localhost") == 0))
{
if (j->ai_addr != 0)
{
if (j->ai_addr->sa_family == AF_INET)
{
ipv4_in = (struct sockaddr_in *) (j->ai_addr);
if (inet_pton(AF_INET, "127.0.0.1", &(ipv4_in->sin_addr)))
{
return 1;
}
}
if (j->ai_addr->sa_family == AF_INET6)
{
ipv6_in = (struct sockaddr_in6 *) (j->ai_addr);
if (inet_pton(AF_INET6, "::1", &(ipv6_in->sin6_addr)))
{
return 1;
}
}
}
}
if (j->ai_addr != 0)
{
if (j->ai_addr->sa_family == AF_INET)
{
ipv4_in = (struct sockaddr_in *) (j->ai_addr);
if (inet_pton(AF_INET, address, &(ipv4_in->sin_addr)))
{
return 1;
}
}
if (j->ai_addr->sa_family == AF_INET6)
{
ipv6_in = (struct sockaddr_in6 *) (j->ai_addr);
if (inet_pton(AF_INET6, address, &(ipv6_in->sin6_addr)))
{
return 1;
}
}
}
return 0;
}
#endif
#if 0
/*****************************************************************************/
/* returns error, zero is good */
static int APP_CC
g_tcp_bind_flags(int sck, const char *port, const char *address, int flags)
{
int res;
int error;
struct addrinfo hints;
struct addrinfo *i;
res = -1;
g_memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_flags = flags;
hints.ai_socktype = SOCK_STREAM;
hints.ai_protocol = IPPROTO_TCP;
error = getaddrinfo(NULL, port, &hints, &i);
if (error == 0)
{
while ((i != 0) && (res < 0))
{
if (address_match(address, i))
{
res = bind(sck, i->ai_addr, i->ai_addrlen);
}
i = i->ai_next;
}
}
return res;
}
/*****************************************************************************/
/* returns error, zero is good */
int APP_CC
g_tcp_bind(int sck, const char *port)
{
int flags;
flags = AI_ADDRCONFIG | AI_PASSIVE;
return g_tcp_bind_flags(sck, port, 0, flags);
}
#else
int APP_CC
g_tcp_bind(int sck, const char* port)
{
struct sockaddr_in s;
memset(&s, 0, sizeof(struct sockaddr_in));
s.sin_family = AF_INET;
s.sin_port = htons((tui16)atoi(port));
s.sin_addr.s_addr = INADDR_ANY;
return bind(sck, (struct sockaddr*)&s, sizeof(struct sockaddr_in));
}
#endif
/*****************************************************************************/
int APP_CC
g_tcp_local_bind(int sck, const char *port)
{
#if defined(_WIN32)
return -1;
#else
struct sockaddr_un s;
memset(&s, 0, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, port);
return bind(sck, (struct sockaddr *)&s, sizeof(struct sockaddr_un));
#endif
}
#if 0
/*****************************************************************************/
/* returns error, zero is good */
int APP_CC
g_tcp_bind_address(int sck, const char *port, const char *address)
{
int flags;
flags = AI_ADDRCONFIG | AI_PASSIVE;
return g_tcp_bind_flags(sck, port, address, flags);
}
#else
int APP_CC
g_tcp_bind_address(int sck, const char* port, const char* address)
{
struct sockaddr_in s;
memset(&s, 0, sizeof(struct sockaddr_in));
s.sin_family = AF_INET;
s.sin_port = htons((tui16)atoi(port));
s.sin_addr.s_addr = INADDR_ANY;
if (inet_aton(address, &s.sin_addr) < 0)
{
return -1; /* bad address */
}
return bind(sck, (struct sockaddr*)&s, sizeof(struct sockaddr_in));
}
#endif
/*****************************************************************************/
/* returns error, zero is good */
int APP_CC
g_tcp_listen(int sck)
{
return listen(sck, 2);
}
/*****************************************************************************/
int APP_CC
g_tcp_accept(int sck)
{
int ret ;
char ipAddr[256] ;
struct sockaddr_in s;
#if defined(_WIN32)
signed int i;
#else
unsigned int i;
#endif
i = sizeof(struct sockaddr_in);
memset(&s, 0, i);
ret = accept(sck, (struct sockaddr *)&s, &i);
if(ret>0)
{
snprintf(ipAddr,255,"A connection received from: %s port %d"
,inet_ntoa(s.sin_addr),ntohs(s.sin_port));
log_message(LOG_LEVEL_INFO,ipAddr);
}
return ret ;
}
/*****************************************************************************/
void APP_CC
g_write_ip_address(int rcv_sck, char *ip_address, int bytes)
{
struct sockaddr_in s;
struct in_addr in;
#if defined(_WIN32)
int len;
#else
unsigned int len;
#endif
int ip_port;
int ok;
ok = 0;
memset(&s, 0, sizeof(s));
len = sizeof(s);
if (getpeername(rcv_sck, (struct sockaddr *)&s, &len) == 0)
{
memset(&in, 0, sizeof(in));
in.s_addr = s.sin_addr.s_addr;
ip_port = ntohs(s.sin_port);
if (ip_port != 0)
{
ok = 1;
snprintf(ip_address, bytes, "%s:%d - socket: %d", inet_ntoa(in),
ip_port, rcv_sck);
}
}
if (!ok)
{
snprintf(ip_address, bytes, "NULL:NULL - socket: %d", rcv_sck);
}
}
/*****************************************************************************/
void APP_CC
g_sleep(int msecs)
{
#if defined(_WIN32)
Sleep(msecs);
#else
usleep(msecs * 1000);
#endif
}
/*****************************************************************************/
int APP_CC
g_tcp_last_error_would_block(int sck)
{
#if defined(_WIN32)
return WSAGetLastError() == WSAEWOULDBLOCK;
#else
return (errno == EWOULDBLOCK) || (errno == EAGAIN) || (errno == EINPROGRESS);
#endif
}
/*****************************************************************************/
int APP_CC
g_tcp_recv(int sck, void *ptr, int len, int flags)
{
#if defined(_WIN32)
return recv(sck, (char *)ptr, len, flags);
#else
return recv(sck, ptr, len, flags);
#endif
}
/*****************************************************************************/
int APP_CC
g_tcp_send(int sck, const void *ptr, int len, int flags)
{
#if defined(_WIN32)
return send(sck, (const char *)ptr, len, flags);
#else
return send(sck, ptr, len, flags);
#endif
}
/*****************************************************************************/
/* returns boolean */
int APP_CC
g_tcp_socket_ok(int sck)
{
#if defined(_WIN32)
int opt;
int opt_len;
#else
int opt;
unsigned int opt_len;
#endif
opt_len = sizeof(opt);
if (getsockopt(sck, SOL_SOCKET, SO_ERROR, (char *)(&opt), &opt_len) == 0)
{
if (opt == 0)
{
return 1;
}
}
return 0;
}
/*****************************************************************************/
/* wait 'millis' milliseconds for the socket to be able to write */
/* returns boolean */
int APP_CC
g_tcp_can_send(int sck, int millis)
{
fd_set wfds;
struct timeval time;
int rv;
time.tv_sec = millis / 1000;
time.tv_usec = (millis * 1000) % 1000000;
FD_ZERO(&wfds);
if (sck > 0)
{
FD_SET(((unsigned int)sck), &wfds);
rv = select(sck + 1, 0, &wfds, 0, &time);
if (rv > 0)
{
return g_tcp_socket_ok(sck);
}
}
return 0;
}
/*****************************************************************************/
/* wait 'millis' milliseconds for the socket to be able to receive */
/* returns boolean */
int APP_CC
g_tcp_can_recv(int sck, int millis)
{
fd_set rfds;
struct timeval time;
int rv;
time.tv_sec = millis / 1000;
time.tv_usec = (millis * 1000) % 1000000;
FD_ZERO(&rfds);
if (sck > 0)
{
FD_SET(((unsigned int)sck), &rfds);
rv = select(sck + 1, &rfds, 0, 0, &time);
if (rv > 0)
{
return g_tcp_socket_ok(sck);
}
}
return 0;
}
/*****************************************************************************/
int APP_CC
g_tcp_select(int sck1, int sck2)
{
fd_set rfds;
struct timeval time;
int max = 0;
int rv = 0;
g_memset(&rfds, 0, sizeof(fd_set));
g_memset(&time, 0, sizeof(struct timeval));
time.tv_sec = 0;
time.tv_usec = 0;
FD_ZERO(&rfds);
if (sck1 > 0)
{
FD_SET(((unsigned int)sck1), &rfds);
}
if (sck2 > 0)
{
FD_SET(((unsigned int)sck2), &rfds);
}
max = sck1;
if (sck2 > max)
{
max = sck2;
}
rv = select(max + 1, &rfds, 0, 0, &time);
if (rv > 0)
{
rv = 0;
if (FD_ISSET(((unsigned int)sck1), &rfds))
{
rv = rv | 1;
}
if (FD_ISSET(((unsigned int)sck2), &rfds))
{
rv = rv | 2;
}
}
else
{
rv = 0;
}
return rv;
}
/*****************************************************************************/
/* returns 0 on error */
tbus APP_CC
g_create_wait_obj(char *name)
{
#ifdef _WIN32
tbus obj;
obj = (tbus)CreateEvent(0, 1, 0, name);
return obj;
#else
tbus obj;
struct sockaddr_un sa;
size_t len;
tbus sck;
int i;
int safety;
int unnamed;
if (g_temp_base[0] == 0)
{
return 0;
}
sck = socket(PF_UNIX, SOCK_DGRAM, 0);
if (sck < 0)
{
return 0;
}
safety = 0;
g_memset(&sa, 0, sizeof(sa));
sa.sun_family = AF_UNIX;
unnamed = 1;
if (name != 0)
{
if (name[0] != 0)
{
unnamed = 0;
}
}
if (unnamed)
{
do
{
if (safety > 100)
{
break;
}
safety++;
g_random((char *)&i, sizeof(i));
len = sizeof(sa.sun_path);
g_snprintf(sa.sun_path, len, "%s/auto_%8.8x", g_temp_base, i);
len = sizeof(sa);
}
while (bind(sck, (struct sockaddr *)&sa, len) < 0);
}
else
{
do
{
if (safety > 100)
{
break;
}
safety++;
g_random((char *)&i, sizeof(i));
len = sizeof(sa.sun_path);
g_snprintf(sa.sun_path, len, "%s/%s_%8.8x", g_temp_base, name, i);
len = sizeof(sa);
}
while (bind(sck, (struct sockaddr *)&sa, len) < 0);
}
obj = (tbus)sck;
return obj;
#endif
}
/*****************************************************************************/
/* returns 0 on error */
tbus APP_CC
g_create_wait_obj_from_socket(tbus socket, int write)
{
#ifdef _WIN32
/* Create and return corresponding event handle for WaitForMultipleObjets */
WSAEVENT event;
long lnetevent = 0;
g_memset(&event, 0, sizeof(WSAEVENT));
event = WSACreateEvent();
lnetevent = (write ? FD_WRITE : FD_READ) | FD_CLOSE;
if (WSAEventSelect(socket, event, lnetevent) == 0)
{
return (tbus)event;
}
else
{
return 0;
}
#else
return socket;
#endif
}
/*****************************************************************************/
void APP_CC
g_delete_wait_obj_from_socket(tbus wait_obj)
{
#ifdef _WIN32
if (wait_obj == 0)
{
return;
}
WSACloseEvent((HANDLE)wait_obj);
#else
#endif
}
/*****************************************************************************/
/* returns error */
int APP_CC
g_set_wait_obj(tbus obj)
{
#ifdef _WIN32
if (obj == 0)
{
return 0;
}
SetEvent((HANDLE)obj);
return 0;
#else
socklen_t sa_size;
int s;
struct sockaddr_un sa;
if (obj == 0)
{
return 0;
}
if (g_tcp_can_recv((int)obj, 0))
{
/* already signalled */
return 0;
}
sa_size = sizeof(sa);
if (getsockname((int)obj, (struct sockaddr *)&sa, &sa_size) < 0)
{
return 1;
}
s = socket(PF_UNIX, SOCK_DGRAM, 0);
if (s < 0)
{
return 1;
}
sendto(s, "sig", 4, 0, (struct sockaddr *)&sa, sa_size);
close(s);
return 0;
#endif
}
/*****************************************************************************/
/* returns error */
int APP_CC
g_reset_wait_obj(tbus obj)
{
#ifdef _WIN32
if (obj == 0)
{
return 0;
}
ResetEvent((HANDLE)obj);
return 0;
#else
char buf[64];
if (obj == 0)
{
return 0;
}
while (g_tcp_can_recv((int)obj, 0))
{
recvfrom((int)obj, &buf, 64, 0, 0, 0);
}
return 0;
#endif
}
/*****************************************************************************/
/* returns boolean */
int APP_CC
g_is_wait_obj_set(tbus obj)
{
#ifdef _WIN32
if (obj == 0)
{
return 0;
}
if (WaitForSingleObject((HANDLE)obj, 0) == WAIT_OBJECT_0)
{
return 1;
}
return 0;
#else
if (obj == 0)
{
return 0;
}
return g_tcp_can_recv((int)obj, 0);
#endif
}
/*****************************************************************************/
/* returns error */
int APP_CC
g_delete_wait_obj(tbus obj)
{
#ifdef _WIN32
if (obj == 0)
{
return 0;
}
/* Close event handle */
CloseHandle((HANDLE)obj);
return 0;
#else
socklen_t sa_size;
struct sockaddr_un sa;
if (obj == 0)
{
return 0;
}
sa_size = sizeof(sa);
if (getsockname((int)obj, (struct sockaddr *)&sa, &sa_size) < 0)
{
return 1;
}
close((int)obj);
unlink(sa.sun_path);
return 0;
#endif
}
/*****************************************************************************/
/* returns error */
/* close but do not delete the wait obj, used after fork */
int APP_CC
g_close_wait_obj(tbus obj)
{
#ifdef _WIN32
#else
close((int)obj);
#endif
return 0;
}
/*****************************************************************************/
/* returns error */
int APP_CC
g_obj_wait(tbus *read_objs, int rcount, tbus *write_objs, int wcount,
int mstimeout)
{
#ifdef _WIN32
HANDLE handles[256];
DWORD count;
DWORD error;
int j;
int i;
j = 0;
count = rcount + wcount;
for (i = 0; i < rcount; i++)
{
handles[j++] = (HANDLE)(read_objs[i]);
}
for (i = 0; i < wcount; i++)
{
handles[j++] = (HANDLE)(write_objs[i]);
}
if (mstimeout < 1)
{
mstimeout = INFINITE;
}
error = WaitForMultipleObjects(count, handles, FALSE, mstimeout);
if (error == WAIT_FAILED)
{
return 1;
}
return 0;
#else
fd_set rfds;
fd_set wfds;
struct timeval time;
struct timeval *ptime = (struct timeval *)NULL;
int i = 0;
int res = 0;
int max = 0;
int sck = 0;
g_memset(&rfds, 0, sizeof(fd_set));
g_memset(&wfds, 0, sizeof(fd_set));
g_memset(&time, 0, sizeof(struct timeval));
max = 0;
if (mstimeout < 1)
{
ptime = (struct timeval *)NULL;
}
else
{
time.tv_sec = mstimeout / 1000;
time.tv_usec = (mstimeout % 1000) * 1000;
ptime = &time;
}
FD_ZERO(&rfds);
FD_ZERO(&wfds);
/* Find the highest descriptor number in read_obj */
if (read_objs != NULL)
{
for (i = 0; i < rcount; i++)
{
sck = (int)(read_objs[i]);
if (sck > 0)
{
FD_SET(sck, &rfds);
if (sck > max)
{
max = sck; /* max holds the highest socket/descriptor number */
}
}
}
}
else if (rcount > 0)
{
g_writeln("Programming error read_objs is null");
return 1; /* error */
}
if (write_objs != NULL)
{
for (i = 0; i < wcount; i++)
{
sck = (int)(write_objs[i]);
if (sck > 0)
{
FD_SET(sck, &wfds);
if (sck > max)
{
max = sck; /* max holds the highest socket/descriptor number */
}
}
}
}
else if (wcount > 0)
{
g_writeln("Programming error write_objs is null");
return 1; /* error */
}
res = select(max + 1, &rfds, &wfds, 0, ptime);
if (res < 0)
{
/* these are not really errors */
if ((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR)) /* signal occurred */
{
return 0;
}
return 1; /* error */
}
return 0;
#endif
}
/*****************************************************************************/
void APP_CC
g_random(char *data, int len)
{
#if defined(_WIN32)
int index;
srand(g_time1());
for (index = 0; index < len; index++)
{
data[index] = (char)rand(); /* rand returns a number between 0 and
RAND_MAX */
}
#else
int fd;
memset(data, 0x44, len);
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1)
{
fd = open("/dev/random", O_RDONLY);
}
if (fd != -1)
{
if (read(fd, data, len) != len)
{
}
close(fd);
}
#endif
}
/*****************************************************************************/
int APP_CC
g_abs(int i)
{
return abs(i);
}
/*****************************************************************************/
int APP_CC
g_memcmp(const void *s1, const void *s2, int len)
{
return memcmp(s1, s2, len);
}
/*****************************************************************************/
/* returns -1 on error, else return handle or file descriptor */
int APP_CC
g_file_open(const char *file_name)
{
#if defined(_WIN32)
return (int)CreateFileA(file_name, GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
0, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
#else
int rv;
rv = open(file_name, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
if (rv == -1)
{
/* can't open read / write, try to open read only */
rv = open(file_name, O_RDONLY);
}
return rv;
#endif
}
/*****************************************************************************/
/* returns -1 on error, else return handle or file descriptor */
int APP_CC
g_file_open_ex(const char *file_name, int aread, int awrite,
int acreate, int atrunc)
{
#if defined(_WIN32)
return -1;
#else
int rv;
int flags;
flags = 0;
if (aread && awrite)
{
flags |= O_RDWR;
}
else if (aread)
{
flags |= O_RDONLY;
}
else if (awrite)
{
flags |= O_WRONLY;
}
if (acreate)
{
flags |= O_CREAT;
}
if (atrunc)
{
flags |= O_TRUNC;
}
rv = open(file_name, flags, S_IRUSR | S_IWUSR);
return rv;
#endif
}
/*****************************************************************************/
/* returns error, always 0 */
int APP_CC
g_file_close(int fd)
{
#if defined(_WIN32)
CloseHandle((HANDLE)fd);
#else
close(fd);
#endif
return 0;
}
/*****************************************************************************/
/* read from file, returns the number of bytes read or -1 on error */
int APP_CC
g_file_read(int fd, char *ptr, int len)
{
#if defined(_WIN32)
if (ReadFile((HANDLE)fd, (LPVOID)ptr, (DWORD)len, (LPDWORD)&len, 0))
{
return len;
}
else
{
return -1;
}
#else
return read(fd, ptr, len);
#endif
}
/*****************************************************************************/
/* write to file, returns the number of bytes writen or -1 on error */
int APP_CC
g_file_write(int fd, char *ptr, int len)
{
#if defined(_WIN32)
if (WriteFile((HANDLE)fd, (LPVOID)ptr, (DWORD)len, (LPDWORD)&len, 0))
{
return len;
}
else
{
return -1;
}
#else
return write(fd, ptr, len);
#endif
}
/*****************************************************************************/
/* move file pointer, returns offset on success, -1 on failure */
int APP_CC
g_file_seek(int fd, int offset)
{
#if defined(_WIN32)
int rv;
rv = (int)SetFilePointer((HANDLE)fd, offset, 0, FILE_BEGIN);
if (rv == (int)INVALID_SET_FILE_POINTER)
{
return -1;
}
else
{
return rv;
}
#else
return (int)lseek(fd, offset, SEEK_SET);
#endif
}
/*****************************************************************************/
/* do a write lock on a file */
/* return boolean */
int APP_CC
g_file_lock(int fd, int start, int len)
{
#if defined(_WIN32)
return LockFile((HANDLE)fd, start, 0, len, 0);
#else
struct flock lock;
lock.l_type = F_WRLCK;
lock.l_whence = SEEK_SET;
lock.l_start = start;
lock.l_len = len;
if (fcntl(fd, F_SETLK, &lock) == -1)
{
return 0;
}
return 1;
#endif
}
/*****************************************************************************/
/* returns error */
int APP_CC
g_chmod_hex(const char *filename, int flags)
{
#if defined(_WIN32)
return 0;
#else
int fl;
fl = 0;
fl |= (flags & 0x4000) ? S_ISUID : 0;
fl |= (flags & 0x2000) ? S_ISGID : 0;
fl |= (flags & 0x1000) ? S_ISVTX : 0;
fl |= (flags & 0x0400) ? S_IRUSR : 0;
fl |= (flags & 0x0200) ? S_IWUSR : 0;
fl |= (flags & 0x0100) ? S_IXUSR : 0;
fl |= (flags & 0x0040) ? S_IRGRP : 0;
fl |= (flags & 0x0020) ? S_IWGRP : 0;
fl |= (flags & 0x0010) ? S_IXGRP : 0;
fl |= (flags & 0x0004) ? S_IROTH : 0;
fl |= (flags & 0x0002) ? S_IWOTH : 0;
fl |= (flags & 0x0001) ? S_IXOTH : 0;
return chmod(filename, fl);
#endif
}
/*****************************************************************************/
/* returns error, zero is ok */
int APP_CC
g_chown(const char *name, int uid, int gid)
{
return chown(name, uid, gid);
}
/*****************************************************************************/
/* returns error, always zero */
int APP_CC
g_mkdir(const char *dirname)
{
#if defined(_WIN32)
return 0;
#else
mkdir(dirname, S_IRWXU);
return 0;
#endif
}
/*****************************************************************************/
/* gets the current working directory and puts up to maxlen chars in
dirname
always returns 0 */
char *APP_CC
g_get_current_dir(char *dirname, int maxlen)
{
#if defined(_WIN32)
GetCurrentDirectoryA(maxlen, dirname);
return 0;
#else
if (getcwd(dirname, maxlen) == 0)
{
}
return 0;
#endif
}
/*****************************************************************************/
/* returns error, zero on success and -1 on failure */
int APP_CC
g_set_current_dir(char *dirname)
{
#if defined(_WIN32)
if (SetCurrentDirectoryA(dirname))
{
return 0;
}
else
{
return -1;
}
#else
return chdir(dirname);
#endif
}
/*****************************************************************************/
/* returns boolean, non zero if the file exists */
int APP_CC
g_file_exist(const char *filename)
{
#if defined(_WIN32)
return 0; // use FileAge(filename) <> -1
#else
return access(filename, F_OK) == 0;
#endif
}
/*****************************************************************************/
/* returns boolean, non zero if the directory exists */
int APP_CC
g_directory_exist(const char *dirname)
{
#if defined(_WIN32)
return 0; // use GetFileAttributes and check return value
// is not -1 and FILE_ATTRIBUT_DIRECTORY bit is set
#else
struct stat st;
if (stat(dirname, &st) == 0)
{
return S_ISDIR(st.st_mode);
}
else
{
return 0;
}
#endif
}
/*****************************************************************************/
/* returns boolean */
int APP_CC
g_create_dir(const char *dirname)
{
#if defined(_WIN32)
return CreateDirectoryA(dirname, 0); // test this
#else
return mkdir(dirname, (mode_t) - 1) == 0;
#endif
}
/*****************************************************************************/
/* will try to create directories up to last / in name
example /tmp/a/b/c/readme.txt will try to create /tmp/a/b/c
returns boolean */
int APP_CC
g_create_path(const char *path)
{
char *pp;
char *sp;
char *copypath;
int status;
status = 1;
copypath = g_strdup(path);
pp = copypath;
sp = strchr(pp, '/');
while (sp != 0)
{
if (sp != pp)
{
*sp = 0;
if (!g_directory_exist(copypath))
{
if (!g_create_dir(copypath))
{
status = 0;
break;
}
}
*sp = '/';
}
pp = sp + 1;
sp = strchr(pp, '/');
}
g_free(copypath);
return status;
}
/*****************************************************************************/
/* returns boolean */
int APP_CC
g_remove_dir(const char *dirname)
{
#if defined(_WIN32)
return RemoveDirectoryA(dirname); // test this
#else
return rmdir(dirname) == 0;
#endif
}
/*****************************************************************************/
/* returns non zero if the file was deleted */
int APP_CC
g_file_delete(const char *filename)
{
#if defined(_WIN32)
return DeleteFileA(filename);
#else
return unlink(filename) != -1;
#endif
}
/*****************************************************************************/
/* returns file size, -1 on error */
int APP_CC
g_file_get_size(const char *filename)
{
#if defined(_WIN32)
return -1;
#else
struct stat st;
if (stat(filename, &st) == 0)
{
return (int)(st.st_size);
}
else
{
return -1;
}
#endif
}
/*****************************************************************************/
/* returns length of text */
int APP_CC
g_strlen(const char *text)
{
if (text == NULL)
{
return 0;
}
return strlen(text);
}
/*****************************************************************************/
/* locates char in text */
char* APP_CC
g_strchr(const char* text, int c)
{
if (text == NULL)
{
return 0;
}
return strchr(text,c);
}
/*****************************************************************************/
/* returns dest */
char *APP_CC
g_strcpy(char *dest, const char *src)
{
if (src == 0 && dest != 0)
{
dest[0] = 0;
return dest;
}
if (dest == 0 || src == 0)
{
return 0;
}
return strcpy(dest, src);
}
/*****************************************************************************/
/* returns dest */
char *APP_CC
g_strncpy(char *dest, const char *src, int len)
{
char *rv;
if (src == 0 && dest != 0)
{
dest[0] = 0;
return dest;
}
if (dest == 0 || src == 0)
{
return 0;
}
rv = strncpy(dest, src, len);
dest[len] = 0;
return rv;
}
/*****************************************************************************/
/* returns dest */
char *APP_CC
g_strcat(char *dest, const char *src)
{
if (dest == 0 || src == 0)
{
return dest;
}
return strcat(dest, src);
}
/*****************************************************************************/
/* if in = 0, return 0 else return newly alloced copy of in */
char *APP_CC
g_strdup(const char *in)
{
int len;
char *p;
if (in == 0)
{
return 0;
}
len = g_strlen(in);
p = (char *)g_malloc(len + 1, 0);
if (p != NULL)
{
g_strcpy(p, in);
}
return p;
}
/*****************************************************************************/
/* if in = 0, return 0 else return newly alloced copy of input string
* if the input string is larger than maxlen the returned string will be
* truncated. All strings returned will include null termination*/
char *APP_CC
g_strndup(const char *in, const unsigned int maxlen)
{
int len;
char *p;
if (in == 0)
{
return 0;
}
len = g_strlen(in);
if (len > maxlen)
{
len = maxlen - 1;
}
p = (char *)g_malloc(len + 2, 0);
if (p != NULL)
{
g_strncpy(p, in, len + 1);
}
return p;
}
/*****************************************************************************/
int APP_CC
g_strcmp(const char *c1, const char *c2)
{
return strcmp(c1, c2);
}
/*****************************************************************************/
int APP_CC
g_strncmp(const char *c1, const char *c2, int len)
{
return strncmp(c1, c2, len);
}
/*****************************************************************************/
int APP_CC
g_strcasecmp(const char *c1, const char *c2)
{
#if defined(_WIN32)
return stricmp(c1, c2);
#else
return strcasecmp(c1, c2);
#endif
}
/*****************************************************************************/
int APP_CC
g_strncasecmp(const char *c1, const char *c2, int len)
{
#if defined(_WIN32)
return strnicmp(c1, c2, len);
#else
return strncasecmp(c1, c2, len);
#endif
}
/*****************************************************************************/
int APP_CC
g_atoi(const char *str)
{
if (str == 0)
{
return 0;
}
return atoi(str);
}
/*****************************************************************************/
int APP_CC
g_htoi(char *str)
{
int len;
int index;
int rv;
int val;
int shift;
rv = 0;
len = strlen(str);
index = len - 1;
shift = 0;
while (index >= 0)
{
val = 0;
switch (str[index])
{
case '1':
val = 1;
break;
case '2':
val = 2;
break;
case '3':
val = 3;
break;
case '4':
val = 4;
break;
case '5':
val = 5;
break;
case '6':
val = 6;
break;
case '7':
val = 7;
break;
case '8':
val = 8;
break;
case '9':
val = 9;
break;
case 'a':
case 'A':
val = 10;
break;
case 'b':
case 'B':
val = 11;
break;
case 'c':
case 'C':
val = 12;
break;
case 'd':
case 'D':
val = 13;
break;
case 'e':
case 'E':
val = 14;
break;
case 'f':
case 'F':
val = 15;
break;
}
rv = rv | (val << shift);
index--;
shift += 4;
}
return rv;
}
/*****************************************************************************/
int APP_CC
g_pos(const char *str, const char *to_find)
{
char *pp;
pp = strstr(str, to_find);
if (pp == 0)
{
return -1;
}
return (pp - str);
}
/*****************************************************************************/
int APP_CC
g_mbstowcs(twchar *dest, const char *src, int n)
{
wchar_t *ldest;
int rv;
ldest = (wchar_t *)dest;
rv = mbstowcs(ldest, src, n);
return rv;
}
/*****************************************************************************/
int APP_CC
g_wcstombs(char *dest, const twchar *src, int n)
{
const wchar_t *lsrc;
int rv;
lsrc = (const wchar_t *)src;
rv = wcstombs(dest, lsrc, n);
return rv;
}
/*****************************************************************************/
/* returns error */
/* trim spaces and tabs, anything <= space */
/* trim_flags 1 trim left, 2 trim right, 3 trim both, 4 trim through */
/* this will always shorten the string or not change it */
int APP_CC
g_strtrim(char *str, int trim_flags)
{
int index;
int len;
int text1_index;
int got_char;
wchar_t *text;
wchar_t *text1;
len = mbstowcs(0, str, 0);
if (len < 1)
{
return 0;
}
if ((trim_flags < 1) || (trim_flags > 4))
{
return 1;
}
text = (wchar_t *)malloc(len * sizeof(wchar_t) + 8);
text1 = (wchar_t *)malloc(len * sizeof(wchar_t) + 8);
text1_index = 0;
mbstowcs(text, str, len + 1);
switch (trim_flags)
{
case 4: /* trim through */
for (index = 0; index < len; index++)
{
if (text[index] > 32)
{
text1[text1_index] = text[index];
text1_index++;
}
}
text1[text1_index] = 0;
break;
case 3: /* trim both */
got_char = 0;
for (index = 0; index < len; index++)
{
if (got_char)
{
text1[text1_index] = text[index];
text1_index++;
}
else
{
if (text[index] > 32)
{
text1[text1_index] = text[index];
text1_index++;
got_char = 1;
}
}
}
text1[text1_index] = 0;
len = text1_index;
/* trim right */
for (index = len - 1; index >= 0; index--)
{
if (text1[index] > 32)
{
break;
}
}
text1_index = index + 1;
text1[text1_index] = 0;
break;
case 2: /* trim right */
/* copy it */
for (index = 0; index < len; index++)
{
text1[text1_index] = text[index];
text1_index++;
}
/* trim right */
for (index = len - 1; index >= 0; index--)
{
if (text1[index] > 32)
{
break;
}
}
text1_index = index + 1;
text1[text1_index] = 0;
break;
case 1: /* trim left */
got_char = 0;
for (index = 0; index < len; index++)
{
if (got_char)
{
text1[text1_index] = text[index];
text1_index++;
}
else
{
if (text[index] > 32)
{
text1[text1_index] = text[index];
text1_index++;
got_char = 1;
}
}
}
text1[text1_index] = 0;
break;
}
wcstombs(str, text1, text1_index + 1);
free(text);
free(text1);
return 0;
}
/*****************************************************************************/
long APP_CC
g_load_library(char *in)
{
#if defined(_WIN32)
return (long)LoadLibraryA(in);
#else
return (long)dlopen(in, RTLD_LOCAL | RTLD_LAZY);
#endif
}
/*****************************************************************************/
int APP_CC
g_free_library(long lib)
{
if (lib == 0)
{
return 0;
}
#if defined(_WIN32)
return FreeLibrary((HMODULE)lib);
#else
return dlclose((void *)lib);
#endif
}
/*****************************************************************************/
/* returns NULL if not found */
void *APP_CC
g_get_proc_address(long lib, const char *name)
{
if (lib == 0)
{
return 0;
}
#if defined(_WIN32)
return GetProcAddress((HMODULE)lib, name);
#else
return dlsym((void *)lib, name);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_system(char *aexec)
{
#if defined(_WIN32)
return 0;
#else
return system(aexec);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
char *APP_CC
g_get_strerror(void)
{
#if defined(_WIN32)
return 0;
#else
return strerror(errno);
#endif
}
/*****************************************************************************/
int APP_CC
g_get_errno(void)
{
#if defined(_WIN32)
return GetLastError();
#else
return errno;
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_execvp(const char *p1, char *args[])
{
#if defined(_WIN32)
return 0;
#else
int rv;
g_rm_temp_dir();
rv = execvp(p1, args);
g_mk_temp_dir(0);
return rv;
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_execlp3(const char *a1, const char *a2, const char *a3)
{
#if defined(_WIN32)
return 0;
#else
int rv;
g_rm_temp_dir();
rv = execlp(a1, a2, a3, (void *)0);
g_mk_temp_dir(0);
return rv;
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_child_stop(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGCHLD, func);
#endif
}
/*****************************************************************************/
void APP_CC
g_signal_segfault(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGSEGV, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_hang_up(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGHUP, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_user_interrupt(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGINT, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_kill(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGKILL, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_terminate(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGTERM, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_pipe(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGPIPE, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_signal_usr1(void (*func)(int))
{
#if defined(_WIN32)
#else
signal(SIGUSR1, func);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_fork(void)
{
#if defined(_WIN32)
return 0;
#else
int rv;
rv = fork();
if (rv == 0) /* child */
{
g_mk_temp_dir(0);
}
return rv;
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_setgid(int pid)
{
#if defined(_WIN32)
return 0;
#else
return setgid(pid);
#endif
}
/*****************************************************************************/
/* returns error, zero is success, non zero is error */
/* does not work in win32 */
int APP_CC
g_initgroups(const char *user, int gid)
{
#if defined(_WIN32)
return 0;
#else
return initgroups(user, gid);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
/* returns user id */
int APP_CC
g_getuid(void)
{
#if defined(_WIN32)
return 0;
#else
return getuid();
#endif
}
/*****************************************************************************/
/* does not work in win32 */
/* returns user id */
int APP_CC
g_getgid(void)
{
#if defined(_WIN32)
return 0;
#else
return getgid();
#endif
}
/*****************************************************************************/
/* does not work in win32 */
/* On success, zero is returned. On error, -1 is returned */
int APP_CC
g_setuid(int pid)
{
#if defined(_WIN32)
return 0;
#else
return setuid(pid);
#endif
}
/*****************************************************************************/
/* does not work in win32
returns pid of process that exits or zero if signal occurred */
int APP_CC
g_waitchild(void)
{
#if defined(_WIN32)
return 0;
#else
int wstat;
int rv;
rv = waitpid(0, &wstat, WNOHANG);
if (rv == -1)
{
if (errno == EINTR) /* signal occurred */
{
rv = 0;
}
}
return rv;
#endif
}
/*****************************************************************************/
/* does not work in win32
returns pid of process that exits or zero if signal occurred */
int APP_CC
g_waitpid(int pid)
{
#if defined(_WIN32)
return 0;
#else
int rv = 0;
if (pid < 0)
{
rv = -1;
}
else
{
rv = waitpid(pid, 0, 0);
if (rv == -1)
{
if (errno == EINTR) /* signal occurred */
{
rv = 0;
}
}
}
return rv;
#endif
}
/*****************************************************************************/
/* does not work in win32 */
void APP_CC
g_clearenv(void)
{
#if defined(_WIN32)
#else
environ = 0;
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_setenv(const char *name, const char *value, int rewrite)
{
#if defined(_WIN32)
return 0;
#else
return setenv(name, value, rewrite);
#endif
}
/*****************************************************************************/
/* does not work in win32 */
char *APP_CC
g_getenv(const char *name)
{
#if defined(_WIN32)
return 0;
#else
return getenv(name);
#endif
}
/*****************************************************************************/
int APP_CC
g_exit(int exit_code)
{
_exit(exit_code);
return 0;
}
/*****************************************************************************/
int APP_CC
g_getpid(void)
{
#if defined(_WIN32)
return (int)GetCurrentProcessId();
#else
return (int)getpid();
#endif
}
/*****************************************************************************/
/* does not work in win32 */
int APP_CC
g_sigterm(int pid)
{
#if defined(_WIN32)
return 0;
#else
return kill(pid, SIGTERM);
#endif
}
/*****************************************************************************/
/* returns 0 if ok */
/* does not work in win32 */
int APP_CC
g_getuser_info(const char *username, int *gid, int *uid, char *shell,
char *dir, char *gecos)
{
#if defined(_WIN32)
return 1;
#else
struct passwd *pwd_1;
pwd_1 = getpwnam(username);
if (pwd_1 != 0)
{
if (gid != 0)
{
*gid = pwd_1->pw_gid;
}
if (uid != 0)
{
*uid = pwd_1->pw_uid;
}
if (dir != 0)
{
g_strcpy(dir, pwd_1->pw_dir);
}
if (shell != 0)
{
g_strcpy(shell, pwd_1->pw_shell);
}
if (gecos != 0)
{
g_strcpy(gecos, pwd_1->pw_gecos);
}
return 0;
}
return 1;
#endif
}
/*****************************************************************************/
/* returns 0 if ok */
/* does not work in win32 */
int APP_CC
g_getgroup_info(const char *groupname, int *gid)
{
#if defined(_WIN32)
return 1;
#else
struct group *g;
g = getgrnam(groupname);
if (g != 0)
{
if (gid != 0)
{
*gid = g->gr_gid;
}
return 0;
}
return 1;
#endif
}
/*****************************************************************************/
/* returns error */
/* if zero is returned, then ok is set */
/* does not work in win32 */
int APP_CC
g_check_user_in_group(const char *username, int gid, int *ok)
{
#if defined(_WIN32)
return 1;
#else
struct group *groups;
int i;
groups = getgrgid(gid);
if (groups == 0)
{
return 1;
}
*ok = 0;
i = 0;
while (0 != groups->gr_mem[i])
{
if (0 == g_strcmp(groups->gr_mem[i], username))
{
*ok = 1;
break;
}
i++;
}
return 0;
#endif
}
/*****************************************************************************/
/* returns the time since the Epoch (00:00:00 UTC, January 1, 1970),
measured in seconds.
for windows, returns the number of seconds since the machine was
started. */
int APP_CC
g_time1(void)
{
#if defined(_WIN32)
return GetTickCount() / 1000;
#else
return time(0);
#endif
}
/*****************************************************************************/
/* returns the number of milliseconds since the machine was
started. */
int APP_CC
g_time2(void)
{
#if defined(_WIN32)
return (int)GetTickCount();
#else
struct tms tm;
clock_t num_ticks = 0;
g_memset(&tm, 0, sizeof(struct tms));
num_ticks = times(&tm);
return (int)(num_ticks * 10);
#endif
}
/*****************************************************************************/
/* returns time in milliseconds, uses gettimeofday
does not work in win32 */
int APP_CC
g_time3(void)
{
#if defined(_WIN32)
return 0;
#else
struct timeval tp;
gettimeofday(&tp, 0);
return (tp.tv_sec * 1000) + (tp.tv_usec / 1000);
#endif
}
/*****************************************************************************/
/* returns boolean */
int APP_CC
g_text2bool(const char *s)
{
if ( (g_atoi(s) != 0) ||
(0 == g_strcasecmp(s, "true")) ||
(0 == g_strcasecmp(s, "on")) ||
(0 == g_strcasecmp(s, "yes")))
{
return 1;
}
return 0;
}
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