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added entity string natives

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--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40700
This commit is contained in:
Borja Ferrer 2007-04-14 02:24:23 +00:00
parent f335c318bf
commit b56de5d546
2 changed files with 266 additions and 2 deletions
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212
core/smn_entities.cpp
View File

@ -19,6 +19,13 @@
#include "PlayerManager.h"
#include "HalfLife2.h"
#include "GameConfigs.h"
#include "sm_stringutil.h"
enum PropType
{
Prop_Send = 0,
Prop_Data
};
inline edict_t *GetEdict(cell_t num)
{
@ -557,6 +564,207 @@ static cell_t FindDataMapOffs(IPluginContext *pContext, const cell_t *params)
return td->fieldOffset[TD_OFFSET_NORMAL];
}
static cell_t GetEntDataString(IPluginContext *pContext, const cell_t *params)
{
CBaseEntity *pEntity;
edict_t *pEdict = GetEntity(params[1], &pEntity);
if (!pEdict || !pEntity)
{
return pContext->ThrowNativeError("Entity %d is invalid", params[1]);
}
int offset = params[2];
if (offset < 0 || offset > 32768)
{
return pContext->ThrowNativeError("Offset %d is invalid", offset);
}
size_t len;
char *src = (char *)((uint8_t *)pEntity + offset);
pContext->StringToLocalUTF8(params[3], params[4], src, &len);
return len;
}
static cell_t SetEntDataString(IPluginContext *pContext, const cell_t *params)
{
CBaseEntity *pEntity;
edict_t *pEdict = GetEntity(params[1], &pEntity);
if (!pEdict || !pEntity)
{
return pContext->ThrowNativeError("Entity %d is invalid", params[1]);
}
int offset = params[2];
if (offset < 0 || offset > 32768)
{
return pContext->ThrowNativeError("Offset %d is invalid", offset);
}
char *src;
char *dest = (char *)((uint8_t *)pEntity + offset);
pContext->LocalToString(params[3], &src);
size_t len = strncopy(dest, src, params[4]);
if (params[5])
{
g_HL2.SetEdictStateChanged(pEdict, offset);
}
return len;
}
static cell_t GetEntPropString(IPluginContext *pContext, const cell_t *params)
{
CBaseEntity *pEntity;
char *prop;
int offset;
edict_t *pEdict = GetEntity(params[1], &pEntity);
if (!pEdict || !pEntity)
{
return pContext->ThrowNativeError("Entity %d is invalid", params[1]);
}
switch (params[2])
{
case Prop_Data:
{
datamap_t *pMap;
typedescription_t *td;
if ((pMap=CBaseEntity_GetDataDescMap(pEntity)) == NULL)
{
return pContext->ThrowNativeError("Unable to retrieve GetDataDescMap offset");
}
pContext->LocalToString(params[3], &prop);
if ((td=g_HL2.FindInDataMap(pMap, prop)) == NULL)
{
return pContext->ThrowNativeError("Property \"%s\" not found for entity %d", prop, params[1]);
}
if (td->fieldType != FIELD_CHARACTER)
{
return pContext->ThrowNativeError("Property \"%s\" is not a valid string", prop);
}
offset = td->fieldOffset[TD_OFFSET_NORMAL];
break;
}
case Prop_Send:
{
char *prop;
IServerNetworkable *pNet = pEdict->GetNetworkable();
if (!pNet)
{
return pContext->ThrowNativeError("The edict is not networkable");
}
pContext->LocalToString(params[3], &prop);
SendProp *pSend = g_HL2.FindInSendTable(pNet->GetServerClass()->GetName(), prop);
if (!pSend)
{
return pContext->ThrowNativeError("Property \"%s\" not found for entity %d", prop, params[1]);
}
if (pSend->GetType() != DPT_String)
{
return pContext->ThrowNativeError("Property \"%s\" is not a valid string", prop);
}
offset = pSend->GetOffset();
break;
}
default:
{
return pContext->ThrowNativeError("Invalid Property type %d", params[2]);
}
}
size_t len;
char *src = (char *)((uint8_t *)pEntity + offset);
pContext->StringToLocalUTF8(params[4], params[5], src, &len);
return len;
}
static cell_t SetEntPropString(IPluginContext *pContext, const cell_t *params)
{
CBaseEntity *pEntity;
char *prop;
int offset;
int maxlen;
bool is_sendprop = false;
edict_t *pEdict = GetEntity(params[1], &pEntity);
if (!pEdict || !pEntity)
{
return pContext->ThrowNativeError("Entity %d is invalid", params[1]);
}
switch (params[2])
{
case Prop_Data:
{
datamap_t *pMap;
typedescription_t *td;
if ((pMap=CBaseEntity_GetDataDescMap(pEntity)) == NULL)
{
return pContext->ThrowNativeError("Unable to retrieve GetDataDescMap offset");
}
pContext->LocalToString(params[3], &prop);
if ((td=g_HL2.FindInDataMap(pMap, prop)) == NULL)
{
return pContext->ThrowNativeError("Property \"%s\" not found for entity %d", prop, params[1]);
}
if (td->fieldType != FIELD_CHARACTER)
{
return pContext->ThrowNativeError("Property \"%s\" is not a valid string", prop);
}
offset = td->fieldOffset[TD_OFFSET_NORMAL];
maxlen = td->fieldSize;
break;
}
case Prop_Send:
{
char *prop;
IServerNetworkable *pNet = pEdict->GetNetworkable();
if (!pNet)
{
return pContext->ThrowNativeError("The edict is not networkable");
}
pContext->LocalToString(params[3], &prop);
SendProp *pSend = g_HL2.FindInSendTable(pNet->GetServerClass()->GetName(), prop);
if (!pSend)
{
return pContext->ThrowNativeError("Property \"%s\" not found for entity %d", prop, params[1]);
}
if (pSend->GetType() != DPT_String)
{
return pContext->ThrowNativeError("Property \"%s\" is not a valid string", prop);
}
offset = pSend->GetOffset();
maxlen = DT_MAX_STRING_BUFFERSIZE;
is_sendprop = true;
break;
}
default:
{
return pContext->ThrowNativeError("Invalid Property type %d", params[2]);
}
}
char *src;
char *dest = (char *)((uint8_t *)pEntity + offset);
pContext->LocalToString(params[4], &src);
size_t len = strncopy(dest, src, maxlen);
if (is_sendprop)
{
g_HL2.SetEdictStateChanged(pEdict, offset);
}
return len;
}
REGISTER_NATIVES(entityNatives)
{
{"ChangeEdictState", ChangeEdictState},
@ -581,5 +789,9 @@ REGISTER_NATIVES(entityNatives)
{"SetEntDataFloat", SetEntDataFloat},
{"SetEntDataVector", SetEntDataVector},
{"FindDataMapOffs", FindDataMapOffs},
{"GetEntDataString", GetEntDataString},
{"SetEntDataString", SetEntDataString},
{"GetEntPropString", GetEntPropString},
{"SetEntPropString", SetEntPropString},
{NULL, NULL}
};

56
plugins/include/entity.inc
View File

@ -234,7 +234,7 @@ native SetEntDataFloat(entity, offset, Float:value, bool:changeState=false);
native GetEntDataEnt(entity, offset);
/**
* Peeks into an entity's object data and sest the entity handle info
* Peeks into an entity's object data and sets the entity handle info
* at the given offset.
*
* @param entity Edict index.
@ -275,6 +275,33 @@ native GetEntDataVector(entity, offset, Float:vec[3]);
*/
native SetEntDataVector(entity, offset, const Float:vec[3], bool:changeState=false);
/**
* Peeks into an entity's object data and retrieves the string at
* the given offset.
*
* @param entity Edict index.
* @param offset Offset to use.
* @param buffer Destination string buffer.
* @param maxlen Maximum length of output string buffer.
* @return Number of non-null bytes written.
* @error Invalid entity or offset out of reasonable bounds.
*/
native GetEntDataString(entity, offset, String:buffer[], maxlen);
/**
* Peeks into an entity's object data and sets the string at
* the given offset.
*
* @param entity Edict index.
* @param offset Offset to use.
* @param buffer String to set.
* @param maxlen Maximum length of bytes to write.
* @param changeState If true, change will be sent over the network.
* @return Number of non-null bytes written.
* @error Invalid entity or offset out of reasonable bounds.
*/
native SetEntDataString(entity, offset, const String:buffer[], maxlen, bool:changeState=false);
/**
* @endsection
*/
@ -400,7 +427,7 @@ stock SetEntProp(entity, PropType:type, const String:prop[], value, size=4)
* @param entity Edict index.
* @param type Property type.
* @param prop Property to use.
* @return Value at the given property offset..
* @return Value at the given property offset.
* @error Invalid entity or offset out of reasonable bounds.
*/
stock Float:GetEntPropFloat(entity, PropType:type, const String:prop[])
@ -623,3 +650,28 @@ stock SetEntPropVector(entity, PropType:type, const String:prop[], const Float:v
return SetEntDataVector(entity, offs, vec, true);
}
/**
* Gets a network property as a string.
*
* @param entity Edict index.
* @param type Property type.
* @param prop Property to use.
* @param buffer Destination string buffer.
* @param maxlen Maximum length of output string buffer.
* @return Number of non-null bytes written.
* @error Invalid entity, offset out of reasonable bounds, or property is not a valid string.
*/
native GetEntPropString(entity, PropType:type, const String:prop[], String:buffer[], maxlen);
/**
* Sets a network property as a string.
*
* @param entity Edict index.
* @param type Property type.
* @param prop Property to use.
* @param buffer String to set.
* @return Number of non-null bytes written.
* @error Invalid entity, offset out of reasonable bounds, or property is not a valid string.
*/
native SetEntPropString(entity, PropType:type, const String:prop[], const String:buffer[]);