diff options
Diffstat (limited to 'libcorkscrew/map_info.c')
| -rw-r--r-- | libcorkscrew/map_info.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/libcorkscrew/map_info.c b/libcorkscrew/map_info.c index 3c52854..6a27664 100644 --- a/libcorkscrew/map_info.c +++ b/libcorkscrew/map_info.c @@ -57,13 +57,15 @@ static map_info_t* parse_maps_line(const char* line) mi->start = start; mi->end = end; mi->is_readable = strlen(permissions) == 4 && permissions[0] == 'r'; + mi->is_writable = strlen(permissions) == 4 && permissions[1] == 'w'; mi->is_executable = strlen(permissions) == 4 && permissions[2] == 'x'; mi->data = NULL; memcpy(mi->name, name, name_len); mi->name[name_len] = '\0'; ALOGV("Parsed map: start=0x%08x, end=0x%08x, " - "is_readable=%d, is_executable=%d, name=%s", - mi->start, mi->end, mi->is_readable, mi->is_executable, mi->name); + "is_readable=%d, is_writable=%d, is_executable=%d, name=%s", + mi->start, mi->end, + mi->is_readable, mi->is_writable, mi->is_executable, mi->name); } return mi; } @@ -110,6 +112,11 @@ bool is_readable_map(const map_info_t* milist, uintptr_t addr) { return mi && mi->is_readable; } +bool is_writable_map(const map_info_t* milist, uintptr_t addr) { + const map_info_t* mi = find_map_info(milist, addr); + return mi && mi->is_writable; +} + bool is_executable_map(const map_info_t* milist, uintptr_t addr) { const map_info_t* mi = find_map_info(milist, addr); return mi && mi->is_executable; |