http: Split out the non-chunked buffer reading part from http_read

This is in preparation for a later commit, where this function
is reused.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2011-11-10 14:52:50 +02:00
parent ddf9b510e7
commit bf7723a640
1 changed files with 25 additions and 19 deletions

View File

@ -413,10 +413,33 @@ static int http_connect(URLContext *h, const char *path, const char *local_path,
}
static int http_read(URLContext *h, uint8_t *buf, int size)
static int http_buf_read(URLContext *h, uint8_t *buf, int size)
{
HTTPContext *s = h->priv_data;
int len;
/* read bytes from input buffer first */
len = s->buf_end - s->buf_ptr;
if (len > 0) {
if (len > size)
len = size;
memcpy(buf, s->buf_ptr, len);
s->buf_ptr += len;
} else {
if (!s->willclose && s->filesize >= 0 && s->off >= s->filesize)
return AVERROR_EOF;
len = ffurl_read(s->hd, buf, size);
}
if (len > 0) {
s->off += len;
if (s->chunksize > 0)
s->chunksize -= len;
}
return len;
}
static int http_read(URLContext *h, uint8_t *buf, int size)
{
HTTPContext *s = h->priv_data;
if (s->chunksize >= 0) {
if (!s->chunksize) {
@ -439,24 +462,7 @@ static int http_read(URLContext *h, uint8_t *buf, int size)
}
size = FFMIN(size, s->chunksize);
}
/* read bytes from input buffer first */
len = s->buf_end - s->buf_ptr;
if (len > 0) {
if (len > size)
len = size;
memcpy(buf, s->buf_ptr, len);
s->buf_ptr += len;
} else {
if (!s->willclose && s->filesize >= 0 && s->off >= s->filesize)
return AVERROR_EOF;
len = ffurl_read(s->hd, buf, size);
}
if (len > 0) {
s->off += len;
if (s->chunksize > 0)
s->chunksize -= len;
}
return len;
return http_buf_read(h, buf, size);
}
/* used only when posting data */