diff --git a/Documentation/manual.txt b/Documentation/manual.txt index 97e53b9..cf4b253 100644 --- a/Documentation/manual.txt +++ b/Documentation/manual.txt @@ -712,7 +712,7 @@ The syntax of the fdtget command is: where options are: - s=string, i=int, u=unsigned, x=hex + s=string, i=int, u=unsigned, x=hex, r=raw Optional modifier prefix: hh or b=byte, h=2 byte, l=4 byte (default) diff --git a/fdtget.c b/fdtget.c index 54fc6a0..dd70985 100644 --- a/fdtget.c +++ b/fdtget.c @@ -97,6 +97,11 @@ static int show_data(struct display_info *disp, const char *data, int len) if (len == 0) return 0; + if (disp->type == 'r') { + fwrite(data, 1, len, stdout); + return 0; + } + is_string = (disp->type) == 's' || (!disp->type && util_is_printable_string(data, len)); if (is_string) { diff --git a/fdtput.c b/fdtput.c index 428745a..c2fecf4 100644 --- a/fdtput.c +++ b/fdtput.c @@ -433,6 +433,8 @@ int main(int argc, char *argv[]) if (utilfdt_decode_type(optarg, &disp.type, &disp.size)) usage("Invalid type string"); + if (disp.type == 'r') + usage("Unsupported raw data type"); break; case 'v': diff --git a/tests/run_tests.sh b/tests/run_tests.sh index d100d5a..11068e1 100755 --- a/tests/run_tests.sh +++ b/tests/run_tests.sh @@ -855,6 +855,8 @@ fdtget_tests () { run_fdtget_test 8000 -tx $dtb /cpus/PowerPC,970@1 d-cache-size run_fdtget_test "61 62 63 0" -tbx $dtb /randomnode tricky1 run_fdtget_test "a b c d de ea ad be ef" -tbx $dtb /randomnode blob + run_fdtget_test "MyBoardName\0MyBoardFamilyName\0" -tr $dtb / compatible + run_fdtget_test "\x0a\x0b\x0c\x0d\xde\xea\xad\xbe\xef" -tr $dtb /randomnode blob # Here the property size is not a multiple of 4 bytes, so it should fail run_wrap_error_test $DTGET -tlx $dtb /randomnode mixed diff --git a/tests/utilfdt_test.c b/tests/utilfdt_test.c index c621759..ba6462f 100644 --- a/tests/utilfdt_test.c +++ b/tests/utilfdt_test.c @@ -73,6 +73,9 @@ static void check_sizes(char *modifier, int expected_size) *ptr = 's'; check(fmt, 's', -1); + + *ptr = 'r'; + check(fmt, 'r', -1); } static void test_utilfdt_decode_type(void) @@ -90,7 +93,7 @@ static void test_utilfdt_decode_type(void) /* try every other character */ checkfail(""); for (ch = ' '; ch < 127; ch++) { - if (!strchr("iuxs", ch)) { + if (!strchr("iuxsr", ch)) { *fmt = ch; fmt[1] = '\0'; checkfail(fmt); diff --git a/util.c b/util.c index 40274fb..14d3868 100644 --- a/util.c +++ b/util.c @@ -353,11 +353,11 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size) } /* we should now have a type */ - if ((*fmt == '\0') || !strchr("iuxs", *fmt)) + if ((*fmt == '\0') || !strchr("iuxsr", *fmt)) return -1; /* convert qualifier (bhL) to byte size */ - if (*fmt != 's') + if (*fmt != 's' && *fmt != 'r') *size = qualifier == 'b' ? 1 : qualifier == 'h' ? 2 : qualifier == 'l' ? 4 : -1; diff --git a/util.h b/util.h index c45b2c2..7a4e910 100644 --- a/util.h +++ b/util.h @@ -143,6 +143,7 @@ int utilfdt_write_err(const char *filename, const void *blob); * i signed integer * u unsigned integer * x hex + * r raw * * TODO: Implement ll modifier (8 bytes) * TODO: Implement o type (octal) @@ -160,7 +161,7 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size); */ #define USAGE_TYPE_MSG \ - "\ts=string, i=int, u=unsigned, x=hex\n" \ + "\ts=string, i=int, u=unsigned, x=hex, r=raw\n" \ "\tOptional modifier prefix:\n" \ "\t\thh or b=byte, h=2 byte, l=4 byte (default)";