Browse code

avio: K&R cosmetic formatting

Luca Barbato authored on 2012/12/09 12:15:45
Showing 1 changed files
... ...
@@ -76,27 +76,31 @@ int ffio_init_context(AVIOContext *s,
76 76
                   int (*write_packet)(void *opaque, uint8_t *buf, int buf_size),
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                   int64_t (*seek)(void *opaque, int64_t offset, int whence))
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 {
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-    s->buffer = buffer;
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+    s->buffer      = buffer;
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     s->buffer_size = buffer_size;
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-    s->buf_ptr = buffer;
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-    s->opaque = opaque;
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+    s->buf_ptr     = buffer;
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+    s->opaque      = opaque;
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+
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     url_resetbuf(s, write_flag ? AVIO_FLAG_WRITE : AVIO_FLAG_READ);
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-    s->write_packet = write_packet;
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-    s->read_packet = read_packet;
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-    s->seek = seek;
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-    s->pos = 0;
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-    s->must_flush = 0;
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-    s->eof_reached = 0;
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-    s->error = 0;
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-    s->seekable = AVIO_SEEKABLE_NORMAL;
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+
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+    s->write_packet    = write_packet;
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+    s->read_packet     = read_packet;
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+    s->seek            = seek;
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+    s->pos             = 0;
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+    s->must_flush      = 0;
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+    s->eof_reached     = 0;
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+    s->error           = 0;
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+    s->seekable        = AVIO_SEEKABLE_NORMAL;
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     s->max_packet_size = 0;
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-    s->update_checksum= NULL;
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-    if(!read_packet && !write_flag){
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-        s->pos = buffer_size;
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+    s->update_checksum = NULL;
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+
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+    if (!read_packet && !write_flag) {
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+        s->pos     = buffer_size;
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         s->buf_end = s->buffer + buffer_size;
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     }
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     s->read_pause = NULL;
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     s->read_seek  = NULL;
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+
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     return 0;
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 }
102 106
 
... ...
@@ -120,15 +124,17 @@ AVIOContext *avio_alloc_context(
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 static void flush_buffer(AVIOContext *s)
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 {
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     if (s->buf_ptr > s->buffer) {
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-        if (s->write_packet && !s->error){
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-            int ret= s->write_packet(s->opaque, s->buffer, s->buf_ptr - s->buffer);
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-            if(ret < 0){
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+        if (s->write_packet && !s->error) {
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+            int ret = s->write_packet(s->opaque, s->buffer,
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+                                      s->buf_ptr - s->buffer);
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+            if (ret < 0) {
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                 s->error = ret;
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             }
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         }
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-        if(s->update_checksum){
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-            s->checksum= s->update_checksum(s->checksum, s->checksum_ptr, s->buf_ptr - s->checksum_ptr);
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-            s->checksum_ptr= s->buffer;
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+        if (s->update_checksum) {
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+            s->checksum     = s->update_checksum(s->checksum, s->checksum_ptr,
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+                                                 s->buf_ptr - s->checksum_ptr);
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+            s->checksum_ptr = s->buffer;
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         }
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         s->pos += s->buf_ptr - s->buffer;
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     }
... ...
@@ -236,13 +242,13 @@ int64_t avio_size(AVIOContext *s)
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 {
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     int64_t size;
238 238
 
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-    if(!s)
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+    if (!s)
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         return AVERROR(EINVAL);
241 241
 
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     if (!s->seek)
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         return AVERROR(ENOSYS);
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     size = s->seek(s->opaque, 0, AVSEEK_SIZE);
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-    if(size<0){
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+    if (size < 0) {
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         if ((size = s->seek(s->opaque, -1, SEEK_END)) < 0)
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             return size;
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         size++;
... ...
@@ -288,29 +294,31 @@ int avio_put_str16le(AVIOContext *s, const char *str)
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         uint16_t tmp;
289 289
 
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         GET_UTF8(ch, *q++, break;)
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-        PUT_UTF16(ch, tmp, avio_wl16(s, tmp);ret += 2;)
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+        PUT_UTF16(ch, tmp, avio_wl16(s, tmp); ret += 2;)
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     }
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     avio_wl16(s, 0);
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     ret += 2;
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     return ret;
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 }
297 297
 
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-int ff_get_v_length(uint64_t val){
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-    int i=1;
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+int ff_get_v_length(uint64_t val)
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+{
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+    int i = 1;
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-    while(val>>=7)
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+    while (val >>= 7)
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         i++;
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     return i;
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 }
306 307
 
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-void ff_put_v(AVIOContext *bc, uint64_t val){
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-    int i= ff_get_v_length(val);
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+void ff_put_v(AVIOContext *bc, uint64_t val)
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+{
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+    int i = ff_get_v_length(val);
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-    while(--i>0)
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-        avio_w8(bc, 128 | (val>>(7*i)));
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+    while (--i > 0)
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+        avio_w8(bc, 128 | (val >> (7 * i)));
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-    avio_w8(bc, val&127);
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+    avio_w8(bc, val & 127);
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 }
315 317
 
316 318
 void avio_wl64(AVIOContext *s, uint64_t val)
... ...
@@ -353,9 +361,12 @@ void avio_wb24(AVIOContext *s, unsigned int val)
353 353
 
354 354
 static void fill_buffer(AVIOContext *s)
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 {
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-    uint8_t *dst= !s->max_packet_size && s->buf_end - s->buffer < s->buffer_size ? s->buf_end : s->buffer;
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-    int len= s->buffer_size - (dst - s->buffer);
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-    int max_buffer_size = s->max_packet_size ? s->max_packet_size : IO_BUFFER_SIZE;
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+    uint8_t *dst        = !s->max_packet_size &&
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+                          s->buf_end - s->buffer < s->buffer_size ?
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+                          s->buf_end : s->buffer;
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+    int len             = s->buffer_size - (dst - s->buffer);
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+    int max_buffer_size = s->max_packet_size ?
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+                          s->max_packet_size : IO_BUFFER_SIZE;
359 362
 
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     /* can't fill the buffer without read_packet, just set EOF if appropiate */
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     if (!s->read_packet && s->buf_ptr >= s->buf_end)
... ...
@@ -365,10 +376,11 @@ static void fill_buffer(AVIOContext *s)
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     if (s->eof_reached)
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         return;
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-    if(s->update_checksum && dst == s->buffer){
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-        if(s->buf_end > s->checksum_ptr)
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-            s->checksum= s->update_checksum(s->checksum, s->checksum_ptr, s->buf_end - s->checksum_ptr);
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-        s->checksum_ptr= s->buffer;
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+    if (s->update_checksum && dst == s->buffer) {
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+        if (s->buf_end > s->checksum_ptr)
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+            s->checksum = s->update_checksum(s->checksum, s->checksum_ptr,
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+                                             s->buf_end - s->checksum_ptr);
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+        s->checksum_ptr = s->buffer;
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     }
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     /* make buffer smaller in case it ended up large after probing */
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@@ -379,7 +391,7 @@ static void fill_buffer(AVIOContext *s)
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         len = s->buffer_size;
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     }
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-    if(s->read_packet)
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+    if (s->read_packet)
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         len = s->read_packet(s->opaque, dst, len);
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     else
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         len = 0;
... ...
@@ -387,8 +399,8 @@ static void fill_buffer(AVIOContext *s)
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         /* do not modify buffer if EOF reached so that a seek back can
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            be done without rereading data */
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         s->eof_reached = 1;
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-        if(len<0)
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-            s->error= len;
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+        if (len < 0)
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+            s->error = len;
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     } else {
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         s->pos += len;
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         s->buf_ptr = dst;
... ...
@@ -404,8 +416,9 @@ unsigned long ff_crc04C11DB7_update(unsigned long checksum, const uint8_t *buf,
404 404
 
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 unsigned long ffio_get_checksum(AVIOContext *s)
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 {
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-    s->checksum= s->update_checksum(s->checksum, s->checksum_ptr, s->buf_ptr - s->checksum_ptr);
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-    s->update_checksum= NULL;
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+    s->checksum = s->update_checksum(s->checksum, s->checksum_ptr,
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+                                     s->buf_ptr - s->checksum_ptr);
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+    s->update_checksum = NULL;
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     return s->checksum;
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 }
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... ...
@@ -413,10 +426,10 @@ void ffio_init_checksum(AVIOContext *s,
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                    unsigned long (*update_checksum)(unsigned long c, const uint8_t *p, unsigned int len),
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                    unsigned long checksum)
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 {
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-    s->update_checksum= update_checksum;
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-    if(s->update_checksum){
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-        s->checksum= checksum;
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-        s->checksum_ptr= s->buf_ptr;
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+    s->update_checksum = update_checksum;
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+    if (s->update_checksum) {
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+        s->checksum     = checksum;
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+        s->checksum_ptr = s->buf_ptr;
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     }
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 }
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... ...
@@ -457,7 +470,7 @@ int avio_read(AVIOContext *s, unsigned char *buf, int size)
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                     s->buf_ptr = s->buffer;
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                     s->buf_end = s->buffer/* + len*/;
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                 }
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-            }else{
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+            } else {
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                 fill_buffer(s);
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                 len = s->buf_end - s->buf_ptr;
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                 if (len == 0)
... ...
@@ -481,7 +494,7 @@ int ffio_read_partial(AVIOContext *s, unsigned char *buf, int size)
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 {
482 482
     int len;
483 483
 
484
-    if(size<0)
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+    if (size < 0)
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         return -1;
486 486
 
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     len = s->buf_end - s->buf_ptr;
... ...
@@ -801,7 +814,7 @@ int64_t avio_seek_time(AVIOContext *s, int stream_index,
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     if (!s->read_seek)
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         return AVERROR(ENOSYS);
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     ret = s->read_seek(h, stream_index, timestamp, flags);
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-    if(ret >= 0) {
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+    if (ret >= 0) {
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         int64_t pos;
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         s->buf_ptr = s->buf_end; // Flush buffer
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         pos = s->seek(h, 0, SEEK_CUR);
... ...
@@ -830,7 +843,7 @@ static int dyn_buf_write(void *opaque, uint8_t *buf, int buf_size)
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     /* reallocate buffer if needed */
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     new_size = d->pos + buf_size;
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     new_allocated_size = d->allocated_size;
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-    if(new_size < d->pos || new_size > INT_MAX/2)
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+    if (new_size < d->pos || new_size > INT_MAX/2)
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         return -1;
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     while (new_size > new_allocated_size) {
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         if (!new_allocated_size)
... ...
@@ -859,8 +872,8 @@ static int dyn_packet_buf_write(void *opaque, uint8_t *buf, int buf_size)
859 859
 
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     /* packetized write: output the header */
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     AV_WB32(buf1, buf_size);
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-    ret= dyn_buf_write(opaque, buf1, 4);
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-    if(ret < 0)
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+    ret = dyn_buf_write(opaque, buf1, 4);
863
+    if (ret < 0)
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         return ret;
865 865
 
866 866
     /* then the data */
... ...
@@ -886,7 +899,7 @@ static int url_open_dyn_buf_internal(AVIOContext **s, int max_packet_size)
886 886
     DynBuffer *d;
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     unsigned io_buffer_size = max_packet_size ? max_packet_size : 1024;
888 888
 
889
-    if(sizeof(DynBuffer) + io_buffer_size < io_buffer_size)
889
+    if (sizeof(DynBuffer) + io_buffer_size < io_buffer_size)
890 890
         return -1;
891 891
     d = av_mallocz(sizeof(DynBuffer) + io_buffer_size);
892 892
     if (!d)