#include #include #include #include "dis.h" typedef void tdis_ret; typedef struct tc { uint32_t pc; uint32_t op; } *tdis_ctx; #define P(x) P_##x static void P_data(struct tc *ctx, struct dis_data_operand *ops, size_t nops) { printf("data: %08x\n", ctx->op); for(size_t i = 0; i < nops; i++) { unsigned val = bs_get(ops[i].n, ctx->op); printf(" {"); for(int j = 0; j < ops[i].n.nruns; j++) { struct bitslice_run run = ops[i].n.runs[j]; printf(" %d:%d:%d", run.inpos, run.outpos, run.len); } printf(" } =>\n"); printf(" reg %x: %s\n", val, ops[i].out ? "out" : "in"); } unsigned newop = ctx->op; for(size_t i = 0; i < nops; i++) newop = bs_set(ops[i].n, i, newop); printf("modified: %x\n", newop); } static void P_adr(struct tc *ctx, UNUSED uint32_t dpc) { printf("adr: %08x\n", ctx->op); } static void P_branch(struct tc *ctx, UNUSED uint32_t dpc) { printf("branch: %08x\n", ctx->op); } static void P_unidentified(struct tc *ctx) { printf("unidentified: %08x\n", ctx->op); } #include "dis-arm.inc.h" int main(UNUSED int argc, char **argv) { struct tc ctx; ctx.pc = 0xdead0000; ctx.op = (uint32_t) strtoll(argv[1] ? argv[1] : "deadbeef", NULL, 16); P_dis_arm(&ctx); }