Calculate checksum in C

Already implemented some big checksum processes in C using embedded microprocessors with analog communications.

what checksum do u need？ CRC15，CRC32？ Data in file or memory？ I can finish in 4 hourd

A proposal has not yet been provided

Expert in c and passionate for coding with best algorithms , I think this project will be need a good algo So that i can work in this. Thanks

- I have 3 years experiences in C/C++ programming d

I am a hard core embedded programmer and have already worked on these kind of data manipulation/validation/correction scenarios . Good at embedded C/ assembly language programming . Relevant Skills and Experience Good at embedded C, alp , worked on DSPs, ARM cortex series processors , embedded development professional and involve in hobby projects too during free time .