adding crc calculation to is_crc_valid

AviaAv · AviaAv · commit 653da4bc421d · 2023-12-17T12:01:55.000+02:00
diff --git a/src/metadata-parser.h b/src/metadata-parser.h
@@ -351,8 +351,10 @@ namespace librealsense
 
         bool is_crc_valid(const S* md_info) const
         {
-            LOG_ERROR("No CRC is sent within this stream's metadata");
-            return false;
+            Attribute crc = *(Attribute*)(reinterpret_cast<const uint8_t*>(md_info) + _crc_offset); //Attribute = CRC's type (ex. uint32_t)
+            auto computed_crc32 = rsutils::number::calc_crc32(reinterpret_cast<const uint8_t*>(md_info),
+                sizeof(S) - sizeof(crc));
+            return (crc == computed_crc32);
         }
     };
 

Original file line number	Diff line number	Diff line change
`@@ -351,8 +351,10 @@ namespace librealsense`
`351`	`351`
`352`	`352`	`bool is_crc_valid(const S* md_info) const`
`353`	`353`	`{`
`354`		`- LOG_ERROR("No CRC is sent within this stream's metadata");`
`355`		`- return false;`
	`354`	`+ Attribute crc = (Attribute)(reinterpret_cast<const uint8_t*>(md_info) + _crc_offset); //Attribute = CRC's type (ex. uint32_t)`
	`355`	`+ auto computed_crc32 = rsutils::number::calc_crc32(reinterpret_cast<const uint8_t*>(md_info),`
	`356`	`+ sizeof(S) - sizeof(crc));`
	`357`	`+ return (crc == computed_crc32);`
`356`	`358`	`}`
`357`	`359`	`};`
`358`	`360`