/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
Copyright (C) 2000-2013 Darklegion Development
Copyright (C) 2015-2019 GrangerHub

This file is part of Tremulous.

Tremulous is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.

Tremulous is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Tremulous; if not, see <https://www.gnu.org/licenses/>

===========================================================================
*/

#include "ui_local.h"

// this file is only included when building a dll
// syscalls.asm is included instead when building a qvm

static intptr_t(QDECL *syscall)(intptr_t arg, ...) = (intptr_t(QDECL *)(intptr_t, ...)) - 1;

Q_EXPORT void dllEntry(intptr_t(QDECL *syscallptr)(intptr_t arg, ...)) { syscall = syscallptr; }

int PASSFLOAT(float x)
{
    floatint_t fi;
    fi.f = x;
    return fi.i;
}

void trap_Print(const char *string) { syscall(UI_PRINT, string); }

void trap_Error(const char *string)
{
    syscall(UI_ERROR, string);
    // shut up GCC warning about returning functions, because we know better
    exit(1);
}

int trap_Milliseconds(void) { return syscall(UI_MILLISECONDS); }

void trap_Cvar_Register(vmCvar_t *cvar, const char *var_name, const char *value, int flags)
{
    syscall(UI_CVAR_REGISTER, cvar, var_name, value, flags);
}

void trap_Cvar_Update(vmCvar_t *cvar) { syscall(UI_CVAR_UPDATE, cvar); }

void trap_Cvar_Set(const char *var_name, const char *value) { syscall(UI_CVAR_SET, var_name, value); }

float trap_Cvar_VariableValue(const char *var_name)
{
    floatint_t fi;
    fi.i = syscall(UI_CVAR_VARIABLEVALUE, var_name);
    return fi.f;
}

void trap_Cvar_VariableStringBuffer(const char *var_name, char *buffer, int bufsize)
{
    syscall(UI_CVAR_VARIABLESTRINGBUFFER, var_name, buffer, bufsize);
}

void trap_Cvar_SetValue(const char *var_name, float value) { syscall(UI_CVAR_SETVALUE, var_name, PASSFLOAT(value)); }

void trap_Cvar_Reset(const char *name) { syscall(UI_CVAR_RESET, name); }

void trap_Cvar_Create(const char *var_name, const char *var_value, int flags)
{
    syscall(UI_CVAR_CREATE, var_name, var_value, flags);
}

void trap_Cvar_InfoStringBuffer(int bit, char *buffer, int bufsize)
{
    syscall(UI_CVAR_INFOSTRINGBUFFER, bit, buffer, bufsize);
}

int trap_Argc(void) { return syscall(UI_ARGC); }

void trap_Argv(int n, char *buffer, int bufferLength) { syscall(UI_ARGV, n, buffer, bufferLength); }

void trap_Cmd_ExecuteText(int exec_when, const char *text) { syscall(UI_CMD_EXECUTETEXT, exec_when, text); }

int trap_FS_FOpenFile(const char *qpath, fileHandle_t *f, enum FS_Mode mode)
{
    return syscall(UI_FS_FOPENFILE, qpath, f, mode);
}

void trap_FS_Read(void *buffer, int len, fileHandle_t f) { syscall(UI_FS_READ, buffer, len, f); }

void trap_FS_Write(const void *buffer, int len, fileHandle_t f) { syscall(UI_FS_WRITE, buffer, len, f); }

void trap_FS_FCloseFile(fileHandle_t f) { syscall(UI_FS_FCLOSEFILE, f); }

int trap_FS_GetFileList(const char *path, const char *extension, char *listbuf, int bufsize)
{
    return syscall(UI_FS_GETFILELIST, path, extension, listbuf, bufsize);
}

int trap_FS_Seek(fileHandle_t f, long offset, enum FS_Mode origin) { return syscall(UI_FS_SEEK, f, offset, origin); }

qhandle_t trap_R_RegisterModel(const char *name) { return syscall(UI_R_REGISTERMODEL, name); }

qhandle_t trap_R_RegisterSkin(const char *name) { return syscall(UI_R_REGISTERSKIN, name); }

void trap_R_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font)
{
    syscall(UI_R_REGISTERFONT, fontName, pointSize, font);
}

qhandle_t trap_R_RegisterShaderNoMip(const char *name) { return syscall(UI_R_REGISTERSHADERNOMIP, name); }

void trap_R_ClearScene(void) { syscall(UI_R_CLEARSCENE); }

void trap_R_AddRefEntityToScene(const refEntity_t *re) { syscall(UI_R_ADDREFENTITYTOSCENE, re); }

void trap_R_AddPolyToScene(qhandle_t hShader, int numVerts, const polyVert_t *verts)
{
    syscall(UI_R_ADDPOLYTOSCENE, hShader, numVerts, verts);
}

void trap_R_AddLightToScene(const vec3_t org, float intensity, float r, float g, float b)
{
    syscall(UI_R_ADDLIGHTTOSCENE, org, PASSFLOAT(intensity), PASSFLOAT(r), PASSFLOAT(g), PASSFLOAT(b));
}

void trap_R_RenderScene(const refdef_t *fd) { syscall(UI_R_RENDERSCENE, fd); }

void trap_R_SetColor(const float *rgba) { syscall(UI_R_SETCOLOR, rgba); }

#ifndef MODULE_INTERFACE_11
void trap_R_SetClipRegion(const float *region) { syscall(UI_R_SETCLIPREGION, region); }
#endif

void trap_R_DrawStretchPic(
    float x, float y, float w, float h, float s1, float t1, float s2, float t2, qhandle_t hShader)
{
    syscall(UI_R_DRAWSTRETCHPIC, PASSFLOAT(x), PASSFLOAT(y), PASSFLOAT(w), PASSFLOAT(h), PASSFLOAT(s1), PASSFLOAT(t1),
        PASSFLOAT(s2), PASSFLOAT(t2), hShader);
}

void trap_R_ModelBounds(clipHandle_t model, vec3_t mins, vec3_t maxs) { syscall(UI_R_MODELBOUNDS, model, mins, maxs); }

void trap_UpdateScreen(void) { syscall(UI_UPDATESCREEN); }

int trap_CM_LerpTag(orientation_t *tag, clipHandle_t mod, int startFrame, int endFrame, float frac, const char *tagName)
{
    return syscall(UI_CM_LERPTAG, tag, mod, startFrame, endFrame, PASSFLOAT(frac), tagName);
}

void trap_S_StartLocalSound(sfxHandle_t sfx, int channelNum) { syscall(UI_S_STARTLOCALSOUND, sfx, channelNum); }

sfxHandle_t trap_S_RegisterSound(const char *sample, qboolean compressed)
{
    return syscall(UI_S_REGISTERSOUND, sample, compressed);
}

void trap_Key_KeynumToStringBuf(int keynum, char *buf, int buflen)
{
    syscall(UI_KEY_KEYNUMTOSTRINGBUF, keynum, buf, buflen);
}

void trap_Key_GetBindingBuf(int keynum, char *buf, int buflen) { syscall(UI_KEY_GETBINDINGBUF, keynum, buf, buflen); }

void trap_Key_SetBinding(int keynum, const char *binding) { syscall(UI_KEY_SETBINDING, keynum, binding); }

qboolean trap_Key_IsDown(int keynum) { return syscall(UI_KEY_ISDOWN, keynum); }

qboolean trap_Key_GetOverstrikeMode(void) { return syscall(UI_KEY_GETOVERSTRIKEMODE); }

void trap_Key_SetOverstrikeMode(qboolean state) { syscall(UI_KEY_SETOVERSTRIKEMODE, state); }

void trap_Key_ClearStates(void) { syscall(UI_KEY_CLEARSTATES); }

int trap_Key_GetCatcher(void) { return syscall(UI_KEY_GETCATCHER); }

void trap_Key_SetCatcher(int catcher) { syscall(UI_KEY_SETCATCHER, catcher); }

void trap_GetClipboardData(char *buf, int bufsize) { syscall(UI_GETCLIPBOARDDATA, buf, bufsize); }

void trap_GetClientState(uiClientState_t *state) { syscall(UI_GETCLIENTSTATE, state); }

void trap_GetGlconfig(glconfig_t *glconfig) { syscall(UI_GETGLCONFIG, glconfig); }

int trap_GetConfigString(int index, char *buff, int buffsize)
{
    return syscall(UI_GETCONFIGSTRING, index, buff, buffsize);
}

int trap_LAN_GetServerCount(int source) { return syscall(UI_LAN_GETSERVERCOUNT, source); }

void trap_LAN_GetServerAddressString(int source, int n, char *buf, int buflen)
{
    syscall(UI_LAN_GETSERVERADDRESSSTRING, source, n, buf, buflen);
}

void trap_LAN_GetServerInfo(int source, int n, char *buf, int buflen)
{
    syscall(UI_LAN_GETSERVERINFO, source, n, buf, buflen);
}

int trap_LAN_GetServerPing(int source, int n) { return syscall(UI_LAN_GETSERVERPING, source, n); }

int trap_LAN_GetPingQueueCount(void) { return syscall(UI_LAN_GETPINGQUEUECOUNT); }

int trap_LAN_ServerStatus(const char *serverAddress, char *serverStatus, int maxLen)
{
    return syscall(UI_LAN_SERVERSTATUS, serverAddress, serverStatus, maxLen);
}

#ifndef MODULE_INTERFACE_11
qboolean trap_GetNews(qboolean force) { return syscall(UI_GETNEWS, force); }
#endif

void trap_LAN_SaveCachedServers(void) { syscall(UI_LAN_SAVECACHEDSERVERS); }

void trap_LAN_LoadCachedServers(void) { syscall(UI_LAN_LOADCACHEDSERVERS); }

void trap_LAN_ResetPings(int n) { syscall(UI_LAN_RESETPINGS, n); }

void trap_LAN_ClearPing(int n) { syscall(UI_LAN_CLEARPING, n); }

void trap_LAN_GetPing(int n, char *buf, int buflen, int *pingtime)
{
    syscall(UI_LAN_GETPING, n, buf, buflen, pingtime);
}

void trap_LAN_GetPingInfo(int n, char *buf, int buflen) { syscall(UI_LAN_GETPINGINFO, n, buf, buflen); }

void trap_LAN_MarkServerVisible(int source, int n, qboolean visible)
{
    syscall(UI_LAN_MARKSERVERVISIBLE, source, n, visible);
}

int trap_LAN_ServerIsVisible(int source, int n) { return syscall(UI_LAN_SERVERISVISIBLE, source, n); }

qboolean trap_LAN_UpdateVisiblePings(int source) { return syscall(UI_LAN_UPDATEVISIBLEPINGS, source); }

int trap_LAN_AddServer(int source, const char *name, const char *addr)
{
    return syscall(UI_LAN_ADDSERVER, source, name, addr);
}

void trap_LAN_RemoveServer(int source, const char *addr) { syscall(UI_LAN_REMOVESERVER, source, addr); }

int trap_LAN_CompareServers(int source, int sortKey, int sortDir, int s1, int s2)
{
    return syscall(UI_LAN_COMPARESERVERS, source, sortKey, sortDir, s1, s2);
}

int trap_MemoryRemaining(void) { return syscall(UI_MEMORY_REMAINING); }

int trap_Parse_AddGlobalDefine(char *define) { return syscall(UI_PARSE_ADD_GLOBAL_DEFINE, define); }

int trap_Parse_LoadSource(const char *filename) { return syscall(UI_PARSE_LOAD_SOURCE, filename); }

int trap_Parse_FreeSource(int handle) { return syscall(UI_PARSE_FREE_SOURCE, handle); }

int trap_Parse_ReadToken(int handle, pc_token_t *pc_token) { return syscall(UI_PARSE_READ_TOKEN, handle, pc_token); }

int trap_Parse_SourceFileAndLine(int handle, char *filename, int *line)
{
    return syscall(UI_PARSE_SOURCE_FILE_AND_LINE, handle, filename, line);
}

void trap_S_StopBackgroundTrack(void) { syscall(UI_S_STOPBACKGROUNDTRACK); }

void trap_S_StartBackgroundTrack(const char *intro, const char *loop)
{
    syscall(UI_S_STARTBACKGROUNDTRACK, intro, loop);
}

int trap_RealTime(qtime_t *qtime) { return syscall(UI_REAL_TIME, qtime); }

// this returns a handle.  arg0 is the name in the format "idlogo.roq", set arg1 to NULL, alteredstates to qfalse (do
// not alter gamestate)
int trap_CIN_PlayCinematic(const char *arg0, int xpos, int ypos, int width, int height, int bits)
{
    return syscall(UI_CIN_PLAYCINEMATIC, arg0, xpos, ypos, width, height, bits);
}

// stops playing the cinematic and ends it.  should always return FMV_EOF
// cinematics must be stopped in reverse order of when they are started
e_status trap_CIN_StopCinematic(int handle) { return syscall(UI_CIN_STOPCINEMATIC, handle); }

// will run a frame of the cinematic but will not draw it.  Will return FMV_EOF if the end of the cinematic has been
// reached.
e_status trap_CIN_RunCinematic(int handle) { return syscall(UI_CIN_RUNCINEMATIC, handle); }

// draws the current frame
void trap_CIN_DrawCinematic(int handle) { syscall(UI_CIN_DRAWCINEMATIC, handle); }

// allows you to resize the animation dynamically
void trap_CIN_SetExtents(int handle, int x, int y, int w, int h) { syscall(UI_CIN_SETEXTENTS, handle, x, y, w, h); }

void trap_R_RemapShader(const char *oldShader, const char *newShader, const char *timeOffset)
{
    syscall(UI_R_REMAP_SHADER, oldShader, newShader, timeOffset);
}

void trap_SetPbClStatus(int status) { syscall(UI_SET_PBCLSTATUS, status); }