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authorMarcus Müller <mmueller@gnuradio.org>2019-08-07 21:45:12 +0200
committerMarcus Müller <marcus@hostalia.de>2019-08-09 23:04:28 +0200
commitf7bbf2c1d8d780294f3e016aff239ca35eb6516e (patch)
treee09ab6112e02b2215b2d59ac24d3d6ea2edac745 /gr-blocks/lib/file_source_impl.cc
parent78431dc6941e3acc67c858277dfe4a0ed583643c (diff)
Tree: clang-format without the include sorting
Diffstat (limited to 'gr-blocks/lib/file_source_impl.cc')
-rw-r--r--gr-blocks/lib/file_source_impl.cc322
1 files changed, 163 insertions, 159 deletions
diff --git a/gr-blocks/lib/file_source_impl.cc b/gr-blocks/lib/file_source_impl.cc
index e9ef6a2145..b025f449af 100644
--- a/gr-blocks/lib/file_source_impl.cc
+++ b/gr-blocks/lib/file_source_impl.cc
@@ -40,7 +40,7 @@
#define GR_FSTAT _fstat
#define GR_FILENO _fileno
#define GR_STAT _stat
-#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
+#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
#else
#define GR_FSEEK fseeko
#define GR_FTELL ftello
@@ -50,223 +50,227 @@
#endif
namespace gr {
- namespace blocks {
-
- file_source::sptr file_source::make(size_t itemsize, const char *filename, bool repeat,
- uint64_t start_offset_items, uint64_t length_items)
- {
- return gnuradio::get_initial_sptr
- (new file_source_impl(itemsize, filename, repeat, start_offset_items, length_items));
- }
-
- file_source_impl::file_source_impl(size_t itemsize, const char *filename, bool repeat,
- uint64_t start_offset_items, uint64_t length_items)
- : sync_block("file_source",
- io_signature::make(0, 0, 0),
- io_signature::make(1, 1, itemsize)),
- d_itemsize(itemsize),
- d_start_offset_items(start_offset_items), d_length_items(length_items),
- d_fp(0), d_new_fp(0), d_repeat(repeat), d_updated(false),
- d_file_begin(true), d_repeat_cnt(0), d_add_begin_tag(pmt::PMT_NIL)
- {
- open(filename, repeat, start_offset_items, length_items);
- do_update();
-
- std::stringstream str;
- str << name() << unique_id();
- _id = pmt::string_to_symbol(str.str());
- }
-
- file_source_impl::~file_source_impl()
- {
- if(d_fp)
- fclose ((FILE*)d_fp);
- if(d_new_fp)
- fclose ((FILE*)d_new_fp);
- }
-
- bool
- file_source_impl::seek(int64_t seek_point, int whence)
- {
- if (d_seekable) {
+namespace blocks {
+
+file_source::sptr file_source::make(size_t itemsize,
+ const char* filename,
+ bool repeat,
+ uint64_t start_offset_items,
+ uint64_t length_items)
+{
+ return gnuradio::get_initial_sptr(new file_source_impl(
+ itemsize, filename, repeat, start_offset_items, length_items));
+}
+
+file_source_impl::file_source_impl(size_t itemsize,
+ const char* filename,
+ bool repeat,
+ uint64_t start_offset_items,
+ uint64_t length_items)
+ : sync_block(
+ "file_source", io_signature::make(0, 0, 0), io_signature::make(1, 1, itemsize)),
+ d_itemsize(itemsize),
+ d_start_offset_items(start_offset_items),
+ d_length_items(length_items),
+ d_fp(0),
+ d_new_fp(0),
+ d_repeat(repeat),
+ d_updated(false),
+ d_file_begin(true),
+ d_repeat_cnt(0),
+ d_add_begin_tag(pmt::PMT_NIL)
+{
+ open(filename, repeat, start_offset_items, length_items);
+ do_update();
+
+ std::stringstream str;
+ str << name() << unique_id();
+ _id = pmt::string_to_symbol(str.str());
+}
+
+file_source_impl::~file_source_impl()
+{
+ if (d_fp)
+ fclose((FILE*)d_fp);
+ if (d_new_fp)
+ fclose((FILE*)d_new_fp);
+}
+
+bool file_source_impl::seek(int64_t seek_point, int whence)
+{
+ if (d_seekable) {
seek_point += d_start_offset_items;
- switch(whence) {
+ switch (whence) {
case SEEK_SET:
- break;
+ break;
case SEEK_CUR:
- seek_point += (d_length_items - d_items_remaining);
- break;
+ seek_point += (d_length_items - d_items_remaining);
+ break;
case SEEK_END:
- seek_point = d_length_items - seek_point;
- break;
+ seek_point = d_length_items - seek_point;
+ break;
default:
- GR_LOG_WARN(d_logger, "bad seek mode");
- return 0;
+ GR_LOG_WARN(d_logger, "bad seek mode");
+ return 0;
}
- if ((seek_point < (int64_t)d_start_offset_items)
- || (seek_point > (int64_t)(d_start_offset_items+d_length_items-1))) {
- GR_LOG_WARN(d_logger, "bad seek point");
- return 0;
+ if ((seek_point < (int64_t)d_start_offset_items) ||
+ (seek_point > (int64_t)(d_start_offset_items + d_length_items - 1))) {
+ GR_LOG_WARN(d_logger, "bad seek point");
+ return 0;
}
return GR_FSEEK((FILE*)d_fp, seek_point * d_itemsize, SEEK_SET) == 0;
- }
- else {
+ } else {
GR_LOG_WARN(d_logger, "file not seekable");
return 0;
- }
}
+}
- void
- file_source_impl::open(const char *filename, bool repeat,
- uint64_t start_offset_items, uint64_t length_items)
- {
- // obtain exclusive access for duration of this function
- gr::thread::scoped_lock lock(fp_mutex);
+void file_source_impl::open(const char* filename,
+ bool repeat,
+ uint64_t start_offset_items,
+ uint64_t length_items)
+{
+ // obtain exclusive access for duration of this function
+ gr::thread::scoped_lock lock(fp_mutex);
- if(d_new_fp) {
+ if (d_new_fp) {
fclose(d_new_fp);
d_new_fp = 0;
- }
+ }
- if((d_new_fp = fopen (filename, "rb")) == NULL) {
+ if ((d_new_fp = fopen(filename, "rb")) == NULL) {
GR_LOG_ERROR(d_logger, boost::format("%s: %s") % filename % strerror(errno));
throw std::runtime_error("can't open file");
- }
+ }
- struct GR_STAT st;
+ struct GR_STAT st;
- if(GR_FSTAT(GR_FILENO(d_new_fp), &st)) {
+ if (GR_FSTAT(GR_FILENO(d_new_fp), &st)) {
GR_LOG_ERROR(d_logger, boost::format("%s: %s") % filename % strerror(errno));
throw std::runtime_error("can't fstat file");
- }
- if(S_ISREG(st.st_mode)) {
+ }
+ if (S_ISREG(st.st_mode)) {
d_seekable = true;
- }
- else {
+ } else {
d_seekable = false;
- }
+ }
- uint64_t file_size;
+ uint64_t file_size;
- if (d_seekable) {
- //Check to ensure the file will be consumed according to item size
+ if (d_seekable) {
+ // Check to ensure the file will be consumed according to item size
GR_FSEEK(d_new_fp, 0, SEEK_END);
file_size = GR_FTELL(d_new_fp);
// Make sure there will be at least one item available
- if ((file_size / d_itemsize) < (start_offset_items+1)) {
- if (start_offset_items) {
- GR_LOG_WARN(d_logger, "file is too small for start offset");
- }
- else {
- GR_LOG_WARN(d_logger, "file is too small");
- }
- fclose(d_new_fp);
- throw std::runtime_error("file is too small");
+ if ((file_size / d_itemsize) < (start_offset_items + 1)) {
+ if (start_offset_items) {
+ GR_LOG_WARN(d_logger, "file is too small for start offset");
+ } else {
+ GR_LOG_WARN(d_logger, "file is too small");
+ }
+ fclose(d_new_fp);
+ throw std::runtime_error("file is too small");
}
- }
- else {
+ } else {
file_size = INT64_MAX;
- }
+ }
- uint64_t items_available = (file_size / d_itemsize - start_offset_items);
+ uint64_t items_available = (file_size / d_itemsize - start_offset_items);
- // If length is not specified, use the remainder of the file. Check alignment at end.
- if (length_items == 0) {
+ // If length is not specified, use the remainder of the file. Check alignment at end.
+ if (length_items == 0) {
length_items = items_available;
- if (file_size % d_itemsize){
- GR_LOG_WARN(d_logger, "file size is not a multiple of item size");
+ if (file_size % d_itemsize) {
+ GR_LOG_WARN(d_logger, "file size is not a multiple of item size");
}
- }
+ }
- // Check specified length. Warn and use available items instead of throwing an exception.
- if (length_items > items_available) {
+ // Check specified length. Warn and use available items instead of throwing an
+ // exception.
+ if (length_items > items_available) {
length_items = items_available;
GR_LOG_WARN(d_logger, "file too short, will read fewer than requested items");
- }
+ }
- // Rewind to start offset
- if (d_seekable) {
+ // Rewind to start offset
+ if (d_seekable) {
GR_FSEEK(d_new_fp, start_offset_items * d_itemsize, SEEK_SET);
- }
-
- d_updated = true;
- d_repeat = repeat;
- d_start_offset_items = start_offset_items;
- d_length_items = length_items;
- d_items_remaining = length_items;
}
- void
- file_source_impl::close()
- {
- // obtain exclusive access for duration of this function
- gr::thread::scoped_lock lock(fp_mutex);
+ d_updated = true;
+ d_repeat = repeat;
+ d_start_offset_items = start_offset_items;
+ d_length_items = length_items;
+ d_items_remaining = length_items;
+}
- if(d_new_fp != NULL) {
+void file_source_impl::close()
+{
+ // obtain exclusive access for duration of this function
+ gr::thread::scoped_lock lock(fp_mutex);
+
+ if (d_new_fp != NULL) {
fclose(d_new_fp);
d_new_fp = NULL;
- }
- d_updated = true;
}
+ d_updated = true;
+}
- void
- file_source_impl::do_update()
- {
- if(d_updated) {
+void file_source_impl::do_update()
+{
+ if (d_updated) {
gr::thread::scoped_lock lock(fp_mutex); // hold while in scope
- if(d_fp)
- fclose(d_fp);
+ if (d_fp)
+ fclose(d_fp);
- d_fp = d_new_fp; // install new file pointer
+ d_fp = d_new_fp; // install new file pointer
d_new_fp = 0;
d_updated = false;
d_file_begin = true;
- }
}
+}
- void
- file_source_impl::set_begin_tag(pmt::pmt_t val)
- {
- d_add_begin_tag = val;
- }
+void file_source_impl::set_begin_tag(pmt::pmt_t val) { d_add_begin_tag = val; }
- int
- file_source_impl::work(int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items)
- {
- char *o = (char*)output_items[0];
- uint64_t size = noutput_items;
+int file_source_impl::work(int noutput_items,
+ gr_vector_const_void_star& input_items,
+ gr_vector_void_star& output_items)
+{
+ char* o = (char*)output_items[0];
+ uint64_t size = noutput_items;
- do_update(); // update d_fp is reqd
- if(d_fp == NULL)
+ do_update(); // update d_fp is reqd
+ if (d_fp == NULL)
throw std::runtime_error("work with file not open");
- gr::thread::scoped_lock lock(fp_mutex); // hold for the rest of this function
+ gr::thread::scoped_lock lock(fp_mutex); // hold for the rest of this function
- // No items remaining - all done
- if (d_items_remaining == 0)
+ // No items remaining - all done
+ if (d_items_remaining == 0)
return WORK_DONE;
- while(size) {
+ while (size) {
// Add stream tag whenever the file starts again
if (d_file_begin && d_add_begin_tag != pmt::PMT_NIL) {
- add_item_tag(0, nitems_written(0) + noutput_items - size,
- d_add_begin_tag, pmt::from_long(d_repeat_cnt), _id);
- d_file_begin = false;
+ add_item_tag(0,
+ nitems_written(0) + noutput_items - size,
+ d_add_begin_tag,
+ pmt::from_long(d_repeat_cnt),
+ _id);
+ d_file_begin = false;
}
uint64_t nitems_to_read = std::min(size, d_items_remaining);
// Since the bounds of the file are known, unexpected nitems is an error
if (nitems_to_read != fread(o, d_itemsize, nitems_to_read, (FILE*)d_fp))
- throw std::runtime_error("fread error");
+ throw std::runtime_error("fread error");
size -= nitems_to_read;
d_items_remaining -= nitems_to_read;
@@ -275,25 +279,25 @@ namespace gr {
// Ran out of items ("EOF")
if (d_items_remaining == 0) {
- // Repeat: rewind and request tag
- if (d_repeat && d_seekable) {
- GR_FSEEK(d_fp, d_start_offset_items * d_itemsize, SEEK_SET);
- d_items_remaining = d_length_items;
- if (d_add_begin_tag != pmt::PMT_NIL) {
- d_file_begin = true;
- d_repeat_cnt++;
+ // Repeat: rewind and request tag
+ if (d_repeat && d_seekable) {
+ GR_FSEEK(d_fp, d_start_offset_items * d_itemsize, SEEK_SET);
+ d_items_remaining = d_length_items;
+ if (d_add_begin_tag != pmt::PMT_NIL) {
+ d_file_begin = true;
+ d_repeat_cnt++;
+ }
}
- }
- // No repeat: return
- else {
- break;
- }
+ // No repeat: return
+ else {
+ break;
+ }
}
- }
-
- return (noutput_items - size);
}
- } /* namespace blocks */
+ return (noutput_items - size);
+}
+
+} /* namespace blocks */
} /* namespace gr */
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