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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
*/
#if !defined(OS_CALLS_H)
#define OS_CALLS_H
#ifndef NULL
#define NULL 0
#endif
#include "arch.h"
int APP_CC g_rm_temp_dir(void);
int APP_CC g_mk_temp_dir(const char* app_name);
void APP_CC g_init(const char* app_name);
void APP_CC g_deinit(void);
void* APP_CC g_malloc(int size, int zero);
void APP_CC g_free(void* ptr);
void DEFAULT_CC g_printf(const char *format, ...);
void DEFAULT_CC g_sprintf(char* dest, const char* format, ...);
void DEFAULT_CC g_snprintf(char* dest, int len, const char* format, ...);
void DEFAULT_CC g_writeln(const char* format, ...);
void DEFAULT_CC g_write(const char* format, ...);
void APP_CC g_hexdump(char* p, int len);
void APP_CC g_memset(void* ptr, int val, int size);
void APP_CC g_memcpy(void* d_ptr, const void* s_ptr, int size);
int APP_CC g_getchar(void);
int APP_CC g_tcp_set_no_delay(int sck);
int APP_CC g_tcp_set_keepalive(int sck);
int APP_CC g_tcp_socket(void);
int APP_CC g_sck_set_send_buffer_bytes(int sck, int bytes);
int APP_CC g_sck_get_send_buffer_bytes(int sck, int *bytes);
int APP_CC g_sck_set_recv_buffer_bytes(int sck, int bytes);
int APP_CC g_sck_get_recv_buffer_bytes(int sck, int *bytes);
int APP_CC g_tcp_local_socket(void);
int APP_CC g_sck_get_peer_cred(int sck, int *pid, int *uid, int *gid);
void APP_CC g_tcp_close(int sck);
int APP_CC g_tcp_connect(int sck, const char* address, const char* port);
int APP_CC g_tcp_local_connect(int sck, const char* port);
int APP_CC g_tcp_force_send(int sck, char* data, int len);
int APP_CC g_tcp_force_recv(int sck, char* data, int len);
int APP_CC g_tcp_set_non_blocking(int sck);
int APP_CC g_tcp_bind(int sck, const char *port);
int APP_CC g_tcp_local_bind(int sck, const char* port);
int APP_CC g_tcp_bind_address(int sck, const char* port, const char* address);
int APP_CC g_tcp_listen(int sck);
int APP_CC g_tcp_accept(int sck);
int APP_CC g_sck_accept(int sck, char *addr, int addr_bytes,
char *port, int port_bytes);
int APP_CC g_tcp_recv(int sck, void* ptr, int len, int flags);
int APP_CC g_tcp_send(int sck, const void* ptr, int len, int flags);
int APP_CC g_tcp_last_error_would_block(int sck);
int APP_CC g_tcp_socket_ok(int sck);
int APP_CC g_tcp_can_send(int sck, int millis);
int APP_CC g_tcp_can_recv(int sck, int millis);
int APP_CC g_tcp_select(int sck1, int sck2);
void APP_CC g_write_ip_address(int rcv_sck, char* ip_address, int bytes);
void APP_CC g_sleep(int msecs);
tbus APP_CC g_create_wait_obj(char* name);
tbus APP_CC g_create_wait_obj_from_socket(tbus socket, int write);
void APP_CC g_delete_wait_obj_from_socket(tbus wait_obj);
int APP_CC g_set_wait_obj(tbus obj);
int APP_CC g_reset_wait_obj(tbus obj);
int APP_CC g_is_wait_obj_set(tbus obj);
int APP_CC g_delete_wait_obj(tbus obj);
int APP_CC g_close_wait_obj(tbus obj);
int APP_CC g_obj_wait(tbus* read_objs, int rcount, tbus* write_objs,
int wcount,int mstimeout);
void APP_CC g_random(char* data, int len);
int APP_CC g_abs(int i);
int APP_CC g_memcmp(const void* s1, const void* s2, int len);
int APP_CC g_file_open(const char* file_name);
int APP_CC g_file_open_ex(const char *file_name, int aread, int awrite,
int acreate, int atrunc);
int APP_CC g_file_close(int fd);
int APP_CC g_file_read(int fd, char* ptr, int len);
int APP_CC g_file_write(int fd, char* ptr, int len);
int APP_CC g_file_seek(int fd, int offset);
int APP_CC g_file_lock(int fd, int start, int len);
int APP_CC g_chmod_hex(const char* filename, int flags);
int APP_CC g_chown(const char* name, int uid, int gid);
int APP_CC g_mkdir(const char* dirname);
char* APP_CC g_get_current_dir(char* dirname, int maxlen);
int APP_CC g_set_current_dir(char* dirname);
int APP_CC g_file_exist(const char* filename);
int APP_CC g_directory_exist(const char* dirname);
int APP_CC g_create_dir(const char* dirname);
int APP_CC g_create_path(const char* path);
int APP_CC g_remove_dir(const char* dirname);
int APP_CC g_file_delete(const char* filename);
int APP_CC g_file_get_size(const char* filename);
int APP_CC g_strlen(const char* text);
char* APP_CC g_strchr(const char* text, int c);
char* APP_CC g_strcpy(char* dest, const char* src);
char* APP_CC g_strncpy(char* dest, const char* src, int len);
char* APP_CC g_strcat(char* dest, const char* src);
char* APP_CC g_strdup(const char* in);
char* APP_CC g_strndup(const char* in, const unsigned int maxlen);
int APP_CC g_strcmp(const char* c1, const char* c2);
int APP_CC g_strncmp(const char* c1, const char* c2, int len);
int APP_CC g_strcasecmp(const char* c1, const char* c2);
int APP_CC g_strncasecmp(const char* c1, const char* c2, int len);
int APP_CC g_atoi(const char* str);
int APP_CC g_htoi(char* str);
int APP_CC g_pos(const char* str, const char* to_find);
int APP_CC g_mbstowcs(twchar* dest, const char* src, int n);
int APP_CC g_wcstombs(char* dest, const twchar* src, int n);
int APP_CC g_strtrim(char* str, int trim_flags);
long APP_CC g_load_library(char* in);
int APP_CC g_free_library(long lib);
void* APP_CC g_get_proc_address(long lib, const char* name);
int APP_CC g_system(char* aexec);
char* APP_CC g_get_strerror(void);
int APP_CC g_get_errno(void);
int APP_CC g_execvp(const char* p1, char* args[]);
int APP_CC g_execlp3(const char* a1, const char* a2, const char* a3);
void APP_CC g_signal_child_stop(void (*func)(int));
void APP_CC g_signal_segfault(void (*func)(int));
void APP_CC g_signal_hang_up(void (*func)(int));
void APP_CC g_signal_user_interrupt(void (*func)(int));
void APP_CC g_signal_kill(void (*func)(int));
void APP_CC g_signal_terminate(void (*func)(int));
void APP_CC g_signal_pipe(void (*func)(int));
void APP_CC g_signal_usr1(void (*func)(int));
int APP_CC g_fork(void);
int APP_CC g_setgid(int pid);
int APP_CC g_initgroups(const char* user, int gid);
int APP_CC g_getuid(void);
int APP_CC g_getgid(void);
int APP_CC g_setuid(int pid);
int APP_CC g_waitchild(void);
int APP_CC g_waitpid(int pid);
void APP_CC g_clearenv(void);
int APP_CC g_setenv(const char* name, const char* value, int rewrite);
char* APP_CC g_getenv(const char* name);
int APP_CC g_exit(int exit_code);
int APP_CC g_getpid(void);
int APP_CC g_sigterm(int pid);
int APP_CC g_getuser_info(const char* username, int* gid, int* uid, char* shell,
char* dir, char* gecos);
int APP_CC g_getgroup_info(const char* groupname, int* gid);
int APP_CC g_check_user_in_group(const char* username, int gid, int* ok);
int APP_CC g_time1(void);
int APP_CC g_time2(void);
int APP_CC g_time3(void);
int APP_CC g_text2bool(const char *s);
#endif
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