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author | Julius Bünger <buenger@mytum.de> | 2018-07-03 10:30:30 +0200 |
---|---|---|
committer | Julius Bünger <buenger@mytum.de> | 2018-07-03 11:38:06 +0200 |
commit | 04bc4d622a4ebdc903fa6feb35192a4efddcc2ca (patch) | |
tree | 670b2640982efd51b345773f597dce4675dda459 /src/rps/rps-test_util.c | |
parent | efc19a03fece07c47b8ac1189903bb7051639c39 (diff) | |
download | gnunet-04bc4d622a4ebdc903fa6feb35192a4efddcc2ca.tar.gz gnunet-04bc4d622a4ebdc903fa6feb35192a4efddcc2ca.zip |
rps profiler: correct condition for writing bytes
Diffstat (limited to 'src/rps/rps-test_util.c')
-rw-r--r-- | src/rps/rps-test_util.c | 80 |
1 files changed, 78 insertions, 2 deletions
diff --git a/src/rps/rps-test_util.c b/src/rps/rps-test_util.c index d47e4952f..08fe96097 100644 --- a/src/rps/rps-test_util.c +++ b/src/rps/rps-test_util.c | |||
@@ -31,6 +31,17 @@ | |||
31 | 31 | ||
32 | #define LOG(kind, ...) GNUNET_log_from(kind,"rps-test_util",__VA_ARGS__) | 32 | #define LOG(kind, ...) GNUNET_log_from(kind,"rps-test_util",__VA_ARGS__) |
33 | 33 | ||
34 | #define B2B_PAT "%c%c%c%c%c%c%c%c" | ||
35 | #define B2B(byte) \ | ||
36 | (byte & 0x80 ? '1' : '0'), \ | ||
37 | (byte & 0x40 ? '1' : '0'), \ | ||
38 | (byte & 0x20 ? '1' : '0'), \ | ||
39 | (byte & 0x10 ? '1' : '0'), \ | ||
40 | (byte & 0x08 ? '1' : '0'), \ | ||
41 | (byte & 0x04 ? '1' : '0'), \ | ||
42 | (byte & 0x02 ? '1' : '0'), \ | ||
43 | (byte & 0x01 ? '1' : '0') | ||
44 | |||
34 | #ifndef TO_FILE | 45 | #ifndef TO_FILE |
35 | #define TO_FILE | 46 | #define TO_FILE |
36 | #endif /* TO_FILE */ | 47 | #endif /* TO_FILE */ |
@@ -155,6 +166,9 @@ to_file_raw (const char *file_name, const char *buf, size_t size_buf) | |||
155 | 166 | ||
156 | return; | 167 | return; |
157 | } | 168 | } |
169 | LOG (GNUNET_ERROR_TYPE_WARNING, | ||
170 | "Wrote %u bytes raw.\n", | ||
171 | size_written); | ||
158 | if (GNUNET_YES != GNUNET_DISK_file_close (f)) | 172 | if (GNUNET_YES != GNUNET_DISK_file_close (f)) |
159 | LOG (GNUNET_ERROR_TYPE_WARNING, | 173 | LOG (GNUNET_ERROR_TYPE_WARNING, |
160 | "Unable to close file\n"); | 174 | "Unable to close file\n"); |
@@ -180,6 +194,8 @@ to_file_raw_unaligned (const char *file_name, | |||
180 | // num_bits_buf_unaligned = bits_needed % 8; | 194 | // num_bits_buf_unaligned = bits_needed % 8; |
181 | // return; | 195 | // return; |
182 | //} | 196 | //} |
197 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
198 | "Was asked to write %u bits\n", bits_needed); | ||
183 | 199 | ||
184 | char buf_write[size_buf + 1]; | 200 | char buf_write[size_buf + 1]; |
185 | const unsigned bytes_iter = (0 != bits_needed % 8? | 201 | const unsigned bytes_iter = (0 != bits_needed % 8? |
@@ -187,6 +203,14 @@ to_file_raw_unaligned (const char *file_name, | |||
187 | bits_needed/8); | 203 | bits_needed/8); |
188 | // TODO what if no iteration happens? | 204 | // TODO what if no iteration happens? |
189 | unsigned size_buf_write = 0; | 205 | unsigned size_buf_write = 0; |
206 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
207 | "num_bits_buf_unaligned: %u\n", | ||
208 | num_bits_buf_unaligned); | ||
209 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
210 | "ua args: size_buf: %u, bits_needed: %u -> iter: %u\n", | ||
211 | size_buf, | ||
212 | bits_needed, | ||
213 | bytes_iter); | ||
190 | buf_write[0] = buf_unaligned; | 214 | buf_write[0] = buf_unaligned; |
191 | /* Iterate over input bytes */ | 215 | /* Iterate over input bytes */ |
192 | for (unsigned i = 0; i < bytes_iter; i++) | 216 | for (unsigned i = 0; i < bytes_iter; i++) |
@@ -227,17 +251,57 @@ to_file_raw_unaligned (const char *file_name, | |||
227 | { | 251 | { |
228 | num_bits_needed_iter = 8; | 252 | num_bits_needed_iter = 8; |
229 | } | 253 | } |
254 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
255 | "number of bits needed in this iteration: %u\n", | ||
256 | num_bits_needed_iter); | ||
230 | mask_bits_needed_iter = ((char) 1 << num_bits_needed_iter) - 1; | 257 | mask_bits_needed_iter = ((char) 1 << num_bits_needed_iter) - 1; |
258 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
259 | "mask needed bits (current iter): "B2B_PAT"\n", | ||
260 | B2B(mask_bits_needed_iter)); | ||
261 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
262 | "Unaligned byte: "B2B_PAT" (%u bits)\n", | ||
263 | B2B(buf_unaligned), | ||
264 | num_bits_buf_unaligned); | ||
231 | byte_input = buf[i]; | 265 | byte_input = buf[i]; |
266 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
267 | "next whole input byte: "B2B_PAT"\n", | ||
268 | B2B(byte_input)); | ||
232 | byte_input &= mask_bits_needed_iter; | 269 | byte_input &= mask_bits_needed_iter; |
233 | num_bits_to_align = 8 - num_bits_buf_unaligned; | 270 | num_bits_to_align = 8 - num_bits_buf_unaligned; |
271 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
272 | "input byte, needed bits: "B2B_PAT"\n", | ||
273 | B2B(byte_input)); | ||
274 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
275 | "number of bits needed to align unaligned bit: %u\n", | ||
276 | num_bits_to_align); | ||
234 | num_bits_to_move = min (num_bits_to_align, num_bits_needed_iter); | 277 | num_bits_to_move = min (num_bits_to_align, num_bits_needed_iter); |
278 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
279 | "number of bits of new byte to move: %u\n", | ||
280 | num_bits_to_move); | ||
235 | mask_input_to_move = ((char) 1 << num_bits_to_move) - 1; | 281 | mask_input_to_move = ((char) 1 << num_bits_to_move) - 1; |
282 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
283 | "mask of bits of new byte to take for moving: "B2B_PAT"\n", | ||
284 | B2B(mask_input_to_move)); | ||
236 | bits_to_move = byte_input & mask_input_to_move; | 285 | bits_to_move = byte_input & mask_input_to_move; |
286 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
287 | "masked bits of new byte to take for moving: "B2B_PAT"\n", | ||
288 | B2B(bits_to_move)); | ||
237 | distance_shift_bits = num_bits_buf_unaligned; | 289 | distance_shift_bits = num_bits_buf_unaligned; |
290 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
291 | "distance needed to shift bits to their correct spot: %u\n", | ||
292 | distance_shift_bits); | ||
238 | bits_moving = bits_to_move << distance_shift_bits; | 293 | bits_moving = bits_to_move << distance_shift_bits; |
294 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
295 | "shifted, masked bits of new byte being moved: "B2B_PAT"\n", | ||
296 | B2B(bits_moving)); | ||
239 | byte_to_fill = buf_unaligned | bits_moving; | 297 | byte_to_fill = buf_unaligned | bits_moving; |
240 | if (num_bits_buf_unaligned + num_bits_needed_iter > 8) | 298 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
299 | "byte being filled: "B2B_PAT"\n", | ||
300 | B2B(byte_to_fill)); | ||
301 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
302 | "pending bytes: %u\n", | ||
303 | num_bits_buf_unaligned + num_bits_needed_iter); | ||
304 | if (num_bits_buf_unaligned + num_bits_needed_iter >= 8) | ||
241 | { | 305 | { |
242 | /* buf_unaligned was aligned by filling | 306 | /* buf_unaligned was aligned by filling |
243 | * -> can be written to storage */ | 307 | * -> can be written to storage */ |
@@ -246,10 +310,22 @@ to_file_raw_unaligned (const char *file_name, | |||
246 | 310 | ||
247 | /* store the leftover, unaligned bits in buffer */ | 311 | /* store the leftover, unaligned bits in buffer */ |
248 | mask_input_leftover = mask_bits_needed_iter & (~ mask_input_to_move); | 312 | mask_input_leftover = mask_bits_needed_iter & (~ mask_input_to_move); |
313 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
314 | "mask of leftover bits of new byte: "B2B_PAT"\n", | ||
315 | B2B(mask_input_leftover)); | ||
249 | byte_input_leftover = byte_input & mask_input_leftover; | 316 | byte_input_leftover = byte_input & mask_input_leftover; |
317 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
318 | "masked, leftover bits of new byte: "B2B_PAT"\n", | ||
319 | B2B(byte_input_leftover)); | ||
250 | num_bits_leftover = num_bits_needed_iter - num_bits_to_move; | 320 | num_bits_leftover = num_bits_needed_iter - num_bits_to_move; |
251 | num_bits_discard = 8 - num_bits_needed_iter; | 321 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
322 | "number of unaligned bits left: %u\n", | ||
323 | num_bits_leftover); | ||
324 | //num_bits_discard = 8 - num_bits_needed_iter; | ||
252 | byte_unaligned_new = byte_input_leftover >> num_bits_to_move; | 325 | byte_unaligned_new = byte_input_leftover >> num_bits_to_move; |
326 | LOG (GNUNET_ERROR_TYPE_DEBUG, | ||
327 | "new unaligned byte: "B2B_PAT"\n", | ||
328 | B2B(byte_unaligned_new)); | ||
253 | buf_unaligned = byte_unaligned_new; | 329 | buf_unaligned = byte_unaligned_new; |
254 | num_bits_buf_unaligned = num_bits_leftover % 8; | 330 | num_bits_buf_unaligned = num_bits_leftover % 8; |
255 | } | 331 | } |