diff options
Diffstat (limited to 'lib/libproc')
| -rw-r--r-- | lib/libproc/proc_bkpt.c | 3 | ||||
| -rw-r--r-- | lib/libproc/proc_regs.c | 8 | ||||
| -rw-r--r-- | lib/libproc/proc_sym.c | 21 |
3 files changed, 29 insertions, 3 deletions
diff --git a/lib/libproc/proc_bkpt.c b/lib/libproc/proc_bkpt.c index fe6ed4a..1e4a6cc 100644 --- a/lib/libproc/proc_bkpt.c +++ b/lib/libproc/proc_bkpt.c @@ -51,6 +51,9 @@ __FBSDID("$FreeBSD$"); #elif defined(__powerpc__) #define BREAKPOINT_INSTR 0x7fe00008 /* trap */ #define BREAKPOINT_INSTR_SZ 4 +#elif defined(__arm__) +#define BREAKPOINT_INSTR 0xe7ffffff /* bkpt */ +#define BREAKPOINT_INSTR_SZ 4 #else #error "Add support for your architecture" #endif diff --git a/lib/libproc/proc_regs.c b/lib/libproc/proc_regs.c index 145c8fe..35d8d38 100644 --- a/lib/libproc/proc_regs.c +++ b/lib/libproc/proc_regs.c @@ -56,6 +56,8 @@ proc_regget(struct proc_handle *phdl, proc_reg_t reg, unsigned long *regvalue) case REG_PC: #if defined(__amd64__) *regvalue = regs.r_rip; +#elif defined(__arm__) + *regvalue = regs.r_pc; #elif defined(__i386__) *regvalue = regs.r_eip; #elif defined(__mips__) @@ -67,6 +69,8 @@ proc_regget(struct proc_handle *phdl, proc_reg_t reg, unsigned long *regvalue) case REG_SP: #if defined(__amd64__) *regvalue = regs.r_rsp; +#elif defined(__arm__) + *regvalue = regs.r_sp; #elif defined(__i386__) *regvalue = regs.r_esp; #elif defined(__mips__) @@ -99,6 +103,8 @@ proc_regset(struct proc_handle *phdl, proc_reg_t reg, unsigned long regvalue) case REG_PC: #if defined(__amd64__) regs.r_rip = regvalue; +#elif defined(__arm__) + regs.r_pc = regvalue; #elif defined(__i386__) regs.r_eip = regvalue; #elif defined(__mips__) @@ -110,6 +116,8 @@ proc_regset(struct proc_handle *phdl, proc_reg_t reg, unsigned long regvalue) case REG_SP: #if defined(__amd64__) regs.r_rsp = regvalue; +#elif defined(__arm__) + regs.r_sp = regvalue; #elif defined(__i386__) regs.r_esp = regvalue; #elif defined(__mips__) diff --git a/lib/libproc/proc_sym.c b/lib/libproc/proc_sym.c index d4f8262..5c5ac55 100644 --- a/lib/libproc/proc_sym.c +++ b/lib/libproc/proc_sym.c @@ -82,6 +82,21 @@ fail: strlcpy(buf, symbol, len); } +static int +find_dbg_obj(const char *path) +{ + int fd; + char dbg_path[PATH_MAX]; + + snprintf(dbg_path, sizeof(dbg_path), + "/usr/lib/debug/%s.debug", path); + fd = open(dbg_path, O_RDONLY); + if (fd > 0) + return (fd); + else + return (open(path, O_RDONLY)); +} + static void proc_rdl2prmap(rd_loadobj_t *rdl, prmap_t *map) { @@ -295,7 +310,7 @@ proc_addr2sym(struct proc_handle *p, uintptr_t addr, char *name, if ((map = proc_addr2map(p, addr)) == NULL) return (-1); - if ((fd = open(map->pr_mapname, O_RDONLY, 0)) < 0) { + if ((fd = find_dbg_obj(map->pr_mapname)) < 0) { DPRINTF("ERROR: open %s failed", map->pr_mapname); goto err0; } @@ -443,7 +458,7 @@ proc_name2sym(struct proc_handle *p, const char *object, const char *symbol, DPRINTFX("ERROR: couldn't find object %s", object); goto err0; } - if ((fd = open(map->pr_mapname, O_RDONLY, 0)) < 0) { + if ((fd = find_dbg_obj(map->pr_mapname)) < 0) { DPRINTF("ERROR: open %s failed", map->pr_mapname); goto err0; } @@ -539,7 +554,7 @@ proc_iter_symbyaddr(struct proc_handle *p, const char *object, int which, if ((map = proc_name2map(p, object)) == NULL) return (-1); - if ((fd = open(map->pr_mapname, O_RDONLY)) < 0) { + if ((fd = find_dbg_obj(map->pr_mapname)) < 0) { DPRINTF("ERROR: open %s failed", map->pr_mapname); goto err0; } |
