1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/toolkit/crashreporter/google-breakpad/src/third_party/libdisasm/x86_imm.c Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,70 @@
1.4 +#include "qword.h"
1.5 +#include "x86_imm.h"
1.6 +
1.7 +#include <stdio.h>
1.8 +
1.9 +unsigned int x86_imm_signsized( unsigned char * buf, size_t buf_len,
1.10 + void *dest, unsigned int size ) {
1.11 + signed char *cp = (signed char *) dest;
1.12 + signed short *sp = (signed short *) dest;
1.13 + int32_t *lp = (int32_t *) dest;
1.14 + qword_t *qp = (qword_t *) dest;
1.15 +
1.16 + if ( size > buf_len ) {
1.17 + return 0;
1.18 + }
1.19 +
1.20 + /* Copy 'size' bytes from *buf to *op
1.21 + * return number of bytes copied */
1.22 + switch (size) {
1.23 + case 1: /* BYTE */
1.24 + *cp = *((signed char *) buf);
1.25 + break;
1.26 + case 2: /* WORD */
1.27 + *sp = *((signed short *) buf);
1.28 + break;
1.29 + case 6:
1.30 + case 8: /* QWORD */
1.31 + *qp = *((qword_t *) buf);
1.32 + break;
1.33 + case 4: /* DWORD */
1.34 + default:
1.35 + *lp = *((int32_t *) buf);
1.36 + break;
1.37 + }
1.38 + return (size);
1.39 +}
1.40 +
1.41 +unsigned int x86_imm_sized( unsigned char * buf, size_t buf_len, void *dest,
1.42 + unsigned int size ) {
1.43 + unsigned char *cp = (unsigned char *) dest;
1.44 + unsigned short *sp = (unsigned short *) dest;
1.45 + uint32_t *lp = (uint32_t *) dest;
1.46 + qword_t *qp = (qword_t *) dest;
1.47 +
1.48 + if ( size > buf_len ) {
1.49 + return 0;
1.50 + }
1.51 +
1.52 + /* Copy 'size' bytes from *buf to *op
1.53 + * return number of bytes copied */
1.54 + switch (size) {
1.55 + case 1: /* BYTE */
1.56 + *cp = *((unsigned char *) buf);
1.57 + break;
1.58 + case 2: /* WORD */
1.59 + *sp = *((unsigned short *) buf);
1.60 + break;
1.61 + case 6:
1.62 + case 8: /* QWORD */
1.63 + *qp = *((qword_t *) buf);
1.64 + break;
1.65 + case 4: /* DWORD */
1.66 + default:
1.67 + *lp = *((uint32_t *) buf);
1.68 + break;
1.69 + }
1.70 +
1.71 + return (size);
1.72 +}
1.73 +
