mirrors/SDL
1
0
Fork 0
mirror of https://github.com/libsdl-org/SDL.git synced 2026-01-06 13:27:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

[SDL2] pointer boolean (#8523)

Browse Source
This commit is contained in:
Sylvain Becker
2023-11-10 15:30:56 +01:00
committed by GitHub
parent 4a3a9f3ad8
commit a14b948b6c
394 changed files with 2564 additions and 2559 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
src/SDL_dataqueue.c
View File

@@ -54,7 +54,7 @@ SDL_DataQueue *SDL_NewDataQueue(const size_t _packetlen, const size_t initialsla
{
SDL_DataQueue *queue = (SDL_DataQueue *)SDL_calloc(1, sizeof(SDL_DataQueue));
if (queue == NULL) {
if (!queue) {
SDL_OutOfMemory();
} else {
const size_t packetlen = _packetlen ? _packetlen : 1024;
@@ -101,7 +101,7 @@ void SDL_ClearDataQueue(SDL_DataQueue *queue, const size_t slack)
SDL_DataQueuePacket *prev = NULL;
size_t i;
if (queue == NULL) {
if (!queue) {
return;
}
@@ -144,16 +144,16 @@ static SDL_DataQueuePacket *AllocateDataQueuePacket(SDL_DataQueue *queue)
{
SDL_DataQueuePacket *packet;
SDL_assert(queue != NULL);
SDL_assert(queue);
packet = queue->pool;
if (packet != NULL) {
if (packet) {
/* we have one available in the pool. */
queue->pool = packet->next;
} else {
/* Have to allocate a new one! */
packet = (SDL_DataQueuePacket *)SDL_malloc(sizeof(SDL_DataQueuePacket) + queue->packet_size);
if (packet == NULL) {
if (!packet) {
return NULL;
}
}
@@ -163,7 +163,7 @@ static SDL_DataQueuePacket *AllocateDataQueuePacket(SDL_DataQueue *queue)
packet->next = NULL;
SDL_assert((queue->head != NULL) == (queue->queued_bytes != 0));
if (queue->tail == NULL) {
if (!queue->tail) {
queue->head = packet;
} else {
queue->tail->next = packet;
@@ -182,7 +182,7 @@ int SDL_WriteToDataQueue(SDL_DataQueue *queue, const void *_data, const size_t _
size_t origlen;
size_t datalen;
if (queue == NULL) {
if (!queue) {
return SDL_InvalidParamError("queue");
}
@@ -194,13 +194,13 @@ int SDL_WriteToDataQueue(SDL_DataQueue *queue, const void *_data, const size_t _
while (len > 0) {
SDL_DataQueuePacket *packet = queue->tail;
SDL_assert(packet == NULL || (packet->datalen <= packet_size));
if (packet == NULL || (packet->datalen >= packet_size)) {
SDL_assert(!packet || (packet->datalen <= packet_size));
if (!packet || (packet->datalen >= packet_size)) {
/* tail packet missing or completely full; we need a new packet. */
packet = AllocateDataQueuePacket(queue);
if (packet == NULL) {
if (!packet) {
/* uhoh, reset so we've queued nothing new, free what we can. */
if (origtail == NULL) {
if (!origtail) {
packet = queue->head; /* whole queue. */
} else {
packet = origtail->next; /* what we added to existing queue. */
@@ -238,7 +238,7 @@ SDL_PeekIntoDataQueue(SDL_DataQueue *queue, void *_buf, const size_t _len)
Uint8 *ptr = buf;
SDL_DataQueuePacket *packet;
if (queue == NULL) {
if (!queue) {
return 0;
}
@@ -267,7 +267,7 @@ SDL_ReadFromDataQueue(SDL_DataQueue *queue, void *_buf, const size_t _len)
Uint8 *ptr = buf;
SDL_DataQueuePacket *packet;
if (queue == NULL) {
if (!queue) {
return 0;
}
@@ -286,7 +286,7 @@ SDL_ReadFromDataQueue(SDL_DataQueue *queue, void *_buf, const size_t _len)
if (packet->startpos == packet->datalen) { /* packet is done, put it in the pool. */
queue->head = packet->next;
SDL_assert((packet->next != NULL) || (packet == queue->tail));
SDL_assert((packet->next) || (packet == queue->tail));
packet->next = queue->pool;
queue->pool = packet;
}
@@ -294,7 +294,7 @@ SDL_ReadFromDataQueue(SDL_DataQueue *queue, void *_buf, const size_t _len)
SDL_assert((queue->head != NULL) == (queue->queued_bytes != 0));
if (queue->head == NULL) {
if (!queue->head) {
queue->tail = NULL; /* in case we drained the queue entirely. */
}