This way avserver only depends on the data structures of the ffm demuxer, which it already does, and not also on private functions being exported by the library.
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| @@ -39,6 +39,7 @@ · 38 unmodified lines | ||
| 39 | 39 | #include "libavutil/avstring.h" |
| 40 | 40 | #include "libavutil/lfg.h" |
| 41 | 41 | #include "libavutil/dict.h" |
| 42 | +#include "libavutil/intreadwrite.h" | |
| 42 | 43 | #include "libavutil/mathematics.h" |
| 43 | 44 | #include "libavutil/random_seed.h" |
| 44 | 45 | #include "libavutil/parseutils.h" |
| @@ -323,6 +324,37 @@ static AVLFG random_state; · 278 unmodified lines | ||
| 323 | 324 | |
| 324 | 325 | static FILE *logfile = NULL; |
| 325 | 326 | |
| 327 | +static int64_t ffm_read_write_index(int fd) | |
| 328 | +{ | |
| 329 | + uint8_t buf[8]; | |
| 330 | + | |
| 331 | + lseek(fd, 8, SEEK_SET); | |
| 332 | + if (read(fd, buf, 8) != 8) | |
| 333 | + return AVERROR(EIO); | |
| 334 | + return AV_RB64(buf); | |
| 335 | +} | |
| 336 | + | |
| 337 | +static int ffm_write_write_index(int fd, int64_t pos) | |
| 338 | +{ | |
| 339 | + uint8_t buf[8]; | |
| 340 | + int i; | |
| 341 | + | |
| 342 | + for(i=0;i<8;i++) | |
| 343 | + buf[i] = (pos >> (56 - i * 8)) & 0xff; | |
| 344 | + lseek(fd, 8, SEEK_SET); | |
| 345 | + if (write(fd, buf, 8) != 8) | |
| 346 | + return AVERROR(EIO); | |
| 347 | + return 8; | |
| 348 | +} | |
| 349 | + | |
| 350 | +static void ffm_set_write_index(AVFormatContext *s, int64_t pos, | |
| 351 | + int64_t file_size) | |
| 352 | +{ | |
| 353 | + FFMContext *ffm = s->priv_data; | |
| 354 | + ffm->write_index = pos; | |
| 355 | + ffm->file_size = file_size; | |
| 356 | +} | |
| 357 | + | |
| 326 | 358 | /* FIXME: make avserver work with IPv6 */ |
| 327 | 359 | /* resolve host with also IP address parsing */ |
| 328 | 360 | static int resolve_host(struct in_addr *sin_addr, const char *hostname) |