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engine: cmd: make all command buffers size static

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This commit is contained in:
Alibek Omarov
2026-03-05 04:42:28 +05:00
parent 0389ef3b04
commit 36be731893
1 changed files with 10 additions and 22 deletions
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32
engine/common/cmd.c
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@@ -24,24 +24,13 @@ GNU General Public License for more details.
typedef struct
{
byte *const data;
const int maxsize;
int cursize;
byte data[MAX_CMD_BUFFER];
int cursize;
} cmdbuf_t;
static qboolean cmd_wait;
static byte cmd_text_buf[MAX_CMD_BUFFER];
static byte filteredcmd_text_buf[MAX_CMD_BUFFER];
static cmdbuf_t cmd_text =
{
.data = cmd_text_buf,
.maxsize = ARRAYSIZE( cmd_text_buf ),
};
static cmdbuf_t filteredcmd_text =
{
.data = filteredcmd_text_buf,
.maxsize = ARRAYSIZE( filteredcmd_text_buf ),
};
static cmdbuf_t cmd_text;
static cmdbuf_t filteredcmd_text;
static cmdalias_t *cmd_alias;
static uint cmd_condition;
static int cmd_condlevel;
@@ -65,9 +54,8 @@ Cbuf_Clear
*/
void Cbuf_Clear( void )
{
memset( cmd_text.data, 0, cmd_text.maxsize );
memset( filteredcmd_text.data, 0, filteredcmd_text.maxsize );
cmd_text.cursize = filteredcmd_text.cursize = 0;
memset( &cmd_text, 0, sizeof( cmd_text ));
memset( &filteredcmd_text, 0, sizeof( filteredcmd_text ));
}
/*
@@ -77,9 +65,9 @@ Cbuf_GetSpace
*/
static void *Cbuf_GetSpace( cmdbuf_t *buf, int length )
{
void *data;
void *data;
if(( buf->cursize + length ) > buf->maxsize )
if(( buf->cursize + length ) >= sizeof( buf->data ))
{
buf->cursize = 0;
Host_Error( "%s: overflow\n", __func__ );
@@ -95,7 +83,7 @@ static void Cbuf_AddTextToBuffer( cmdbuf_t *buf, const char *text )
{
int l = Q_strlen( text );
if(( buf->cursize + l ) >= buf->maxsize )
if(( buf->cursize + l ) >= sizeof( buf->data ))
{
Con_Reportf( S_WARN "%s: overflow\n", __func__ );
return;
@@ -147,7 +135,7 @@ Adds command text immediately after the current command
*/
static void Cbuf_InsertTextToBuffer( cmdbuf_t *buf, const char *text, size_t len, size_t requested_len )
{
if(( buf->cursize + requested_len ) >= buf->maxsize )
if(( buf->cursize + requested_len ) >= sizeof( buf->data ))
{
Con_Reportf( S_WARN "%s: overflow\n", __func__ );
}