+ int off = 0;
+
+ /* we know buffer will be smaller than o->size - i - 2*/
+ *content_buf = (char*) odr_malloc(o, o->size - i - 2);
+
+ while (1)
+ {
+ int chunk_len = 0;
+ for (; i < o->size-2; i++)
+ if (isdigit(o->buf[i]))
+ chunk_len = chunk_len * 16 +
+ (o->buf[i] - '0');
+ else if (isupper(o->buf[i]))
+ chunk_len = chunk_len * 16 +
+ (o->buf[i] - ('A'-10));
+ else if (islower(o->buf[i]))
+ chunk_len = chunk_len * 16 +
+ (o->buf[i] - ('a'-10));
+ else
+ break;
+ if (i > o->size - 2)
+ break;
+ if (o->buf[i] != '\r' || o->buf[i+1] != '\n')
+ { /* chunk length must be followed by \r\n */
+ o->error = OHTTP;
+ return 0;
+ }
+ i += 2;
+ if (chunk_len == 0)
+ break;
+ if (chunk_len < 0 || off + chunk_len > o->size)
+ {
+ o->error = OHTTP;
+ return 0;
+ }
+ memcpy (*content_buf + off, o->buf + i, chunk_len);
+ i += chunk_len;
+ off += chunk_len;
+ }
+ if (!off)
+ *content_buf = 0;
+ *content_len = off;