michael@0: #include "qword.h"
michael@0: #include "x86_imm.h"
michael@0: 
michael@0: #include <stdio.h>
michael@0: 
michael@0: unsigned int x86_imm_signsized( unsigned char * buf, size_t buf_len,
michael@0: 				void *dest, unsigned int size ) {
michael@0: 	signed char *cp = (signed char *) dest;
michael@0: 	signed short *sp = (signed short *) dest;
michael@0: 	int32_t *lp = (int32_t *) dest;
michael@0: 	qword_t *qp = (qword_t *) dest;
michael@0: 
michael@0: 	if ( size > buf_len ) {
michael@0: 		return 0;
michael@0: 	}
michael@0: 
michael@0: 	/* Copy 'size' bytes from *buf to *op
michael@0: 	 * return number of bytes copied */
michael@0: 	switch (size) {
michael@0: 		case 1:		/* BYTE */
michael@0: 			*cp =  *((signed char *) buf);
michael@0: 			break;
michael@0: 		case 2:		/* WORD */
michael@0: 			*sp =  *((signed short *) buf);
michael@0: 			break;
michael@0: 		case 6:
michael@0: 		case 8:		/* QWORD */
michael@0: 			*qp = *((qword_t *) buf);
michael@0: 			break;
michael@0: 		case 4:		/* DWORD */
michael@0: 		default:
michael@0: 			*lp = *((int32_t *) buf);
michael@0: 			break;
michael@0: 	}
michael@0: 	return (size);
michael@0: }
michael@0: 
michael@0: unsigned int x86_imm_sized( unsigned char * buf, size_t buf_len, void *dest,
michael@0: 			    unsigned int size ) {
michael@0: 	unsigned char *cp = (unsigned char *) dest;
michael@0: 	unsigned short *sp = (unsigned short *) dest;
michael@0: 	uint32_t *lp = (uint32_t *) dest;
michael@0: 	qword_t *qp = (qword_t *) dest;
michael@0: 
michael@0: 	if ( size > buf_len ) {
michael@0: 		return 0;
michael@0: 	}
michael@0: 
michael@0: 	/* Copy 'size' bytes from *buf to *op
michael@0: 	 * return number of bytes copied */
michael@0: 	switch (size) {
michael@0: 		case 1:		/* BYTE */
michael@0: 			*cp =  *((unsigned char *) buf);
michael@0: 			break;
michael@0: 		case 2:		/* WORD */
michael@0: 			*sp =  *((unsigned short *) buf);
michael@0: 			break;
michael@0: 		case 6:
michael@0: 		case 8:		/* QWORD */
michael@0: 			*qp = *((qword_t *) buf);
michael@0: 			break;
michael@0: 		case 4:		/* DWORD */
michael@0: 		default:
michael@0: 			*lp = *((uint32_t *) buf);
michael@0: 			break;
michael@0: 	}
michael@0: 
michael@0: 	return (size);
michael@0: }
michael@0: