mips_sys

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#ifndef CHECKSUM_H
#define CHECKSUM_H
/**
 * @brief generate an IP style checksum
 * @param[in] ptr pointer to data
 * @param[in] sz size of data
 * @param[in] pseudo1 additional value to include - set to 0 if not needed
 * @param[in] preude2 additional value to include - set to 0 if not needed
 *
 * can also be used to check a checksum (returns 0 if correct)
 */
unsigned short checksum(void *ptr, unsigned int sz,
                        unsigned short pseudo1, unsigned short pseudo2);
#endif // #ifdef CHECKSUM_H
 
 
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