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authorAlan Coopersmith <alan.coopersmith@oracle.com>2022-11-20 13:01:26 -0800
committerAlan Coopersmith <alan.coopersmith@oracle.com>2022-11-20 13:01:26 -0800
commit4b1f9d0914833c671887fdedb8b0d8169618ed62 (patch)
tree20219c92ee08e361e87eb7cf038a7f86bc48296f
parent9744d1f77b092eb4982c60e4750136fb19683545 (diff)
Variable scope reductions
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
-rw-r--r--src/Xv.c42
1 files changed, 19 insertions, 23 deletions
diff --git a/src/Xv.c b/src/Xv.c
index be450c4..8c36a7c 100644
--- a/src/Xv.c
+++ b/src/Xv.c
@@ -156,12 +156,10 @@ XvQueryAdaptors(
xvQueryAdaptorsReq *req;
xvQueryAdaptorsReply rep;
size_t size;
- unsigned int ii, jj;
- char *name;
- char *end;
XvAdaptorInfo *pas = NULL, *pa;
XvFormat *pfs, *pf;
char *buffer = NULL;
+ char *end;
union {
char *buffer;
char *string;
@@ -215,7 +213,7 @@ XvQueryAdaptors(
/* INIT ADAPTOR FIELDS */
pa = pas;
- for (ii = 0; ii < rep.num_adaptors; ii++) {
+ for (unsigned int ii = 0; ii < rep.num_adaptors; ii++) {
pa->num_adaptors = 0;
pa->name = (char *) NULL;
pa->formats = (XvFormat *) NULL;
@@ -223,7 +221,9 @@ XvQueryAdaptors(
}
pa = pas;
- for (ii = 0; ii < rep.num_adaptors; ii++) {
+ for (unsigned int ii = 0; ii < rep.num_adaptors; ii++) {
+ char *name;
+
if (u.buffer + sz_xvAdaptorInfo > end) {
status = XvBadReply;
goto out;
@@ -262,7 +262,7 @@ XvQueryAdaptors(
}
pf = pfs;
- for (jj = 0; jj < pa->num_formats; jj++) {
+ for (unsigned int jj = 0; jj < pa->num_formats; jj++) {
if (u.buffer + sz_xvFormat > end) {
Xfree(pfs);
status = XvBadReply;
@@ -304,14 +304,13 @@ void
XvFreeAdaptorInfo(XvAdaptorInfo *pAdaptors)
{
XvAdaptorInfo *pa;
- unsigned int ii;
if (!pAdaptors)
return;
pa = pAdaptors;
- for (ii = 0; ii < pAdaptors->num_adaptors; ii++, pa++) {
+ for (unsigned int ii = 0; ii < pAdaptors->num_adaptors; ii++, pa++) {
if (pa->name) {
Xfree(pa->name);
}
@@ -334,11 +333,9 @@ XvQueryEncodings(
xvQueryEncodingsReq *req;
xvQueryEncodingsReply rep;
size_t size;
- unsigned int jj;
- char *name;
- char *end;
XvEncodingInfo *pes = NULL, *pe;
char *buffer = NULL;
+ char *end;
union {
char *buffer;
char *string;
@@ -391,14 +388,16 @@ XvQueryEncodings(
/* INITIALIZE THE ENCODING POINTER */
pe = pes;
- for (jj = 0; jj < rep.num_encodings; jj++) {
+ for (unsigned int jj = 0; jj < rep.num_encodings; jj++) {
pe->name = (char *) NULL;
pe->num_encodings = 0;
pe++;
}
pe = pes;
- for (jj = 0; jj < rep.num_encodings; jj++) {
+ for (unsigned int jj = 0; jj < rep.num_encodings; jj++) {
+ char *name;
+
if (u.buffer + sz_xvEncodingInfo > end) {
status = XvBadReply;
goto out;
@@ -451,14 +450,13 @@ void
XvFreeEncodingInfo(XvEncodingInfo *pEncodings)
{
XvEncodingInfo *pe;
- unsigned long ii;
if (!pEncodings)
return;
pe = pEncodings;
- for (ii = 0; ii < pEncodings->num_encodings; ii++, pe++) {
+ for (unsigned long ii = 0; ii < pEncodings->num_encodings; ii++, pe++) {
if (pe->name)
Xfree(pe->name);
}
@@ -865,11 +863,11 @@ XvQueryPortAttributes(Display *dpy, XvPortID port, int *num)
*/
if (rep.num_attributes) {
- unsigned long size;
-
/* limit each part to no more than one half the max size */
if ((rep.num_attributes < ((INT_MAX / 2) / sizeof(XvAttribute))) &&
(rep.text_size < (INT_MAX / 2) - 1)) {
+ unsigned long size;
+
size = (rep.num_attributes * sizeof(XvAttribute)) +
rep.text_size + 1;
ret = Xmalloc(size);
@@ -878,12 +876,11 @@ XvQueryPortAttributes(Display *dpy, XvPortID port, int *num)
if (ret != NULL) {
char *marker = (char *) (&ret[rep.num_attributes]);
xvAttributeInfo Info;
- unsigned int i;
/* keep track of remaining room for text strings */
- size = rep.text_size;
+ unsigned long size = rep.text_size;
- for (i = 0; i < rep.num_attributes; i++) {
+ for (unsigned int i = 0; i < rep.num_attributes; i++) {
_XRead(dpy, (char *) (&Info), sz_xvAttributeInfo);
ret[i].flags = (int) Info.flags;
ret[i].min_value = Info.min;
@@ -940,10 +937,9 @@ XvListImageFormats(Display *dpy, XvPortID port, int *num)
ret = Xmalloc(rep.num_formats * sizeof(XvImageFormatValues));
if (ret != NULL) {
- xvImageFormatInfo Info;
- unsigned int i;
+ for (unsigned int i = 0; i < rep.num_formats; i++) {
+ xvImageFormatInfo Info;
- for (i = 0; i < rep.num_formats; i++) {
_XRead(dpy, (char *) (&Info), sz_xvImageFormatInfo);
ret[i].id = Info.id;
ret[i].type = Info.type;