forked from Imagelibrary/binutils-gdb
d01e823438
This updates the copyright headers to include 2025. I did this by running gdb/copyright.py and then manually modifying a few files as noted by the script. Approved-By: Eli Zaretskii <eliz@gnu.org>
108 lines
3.5 KiB
Plaintext
108 lines
3.5 KiB
Plaintext
# Copyright 2023-2025 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test DAP read/write memory.
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require allow_dap_tests
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load_lib dap-support.exp
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standard_testfile
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if {[build_executable ${testfile}.exp $testfile] == -1} {
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return
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}
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save_vars { env(ASAN_OPTIONS) env(TSAN_OPTIONS) } {
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# The request readMemory with count 18446744073709551615 triggers address
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# sanitizer. Suppress the error, leaving us with just this warning:
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# WARNING: AddressSanitizer failed to allocate 0xffffffffffffffff bytes
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append_environment ASAN_OPTIONS allocator_may_return_null 1
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append_environment TSAN_OPTIONS allocator_may_return_null 1
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if {[dap_initialize] == ""} {
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return
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}
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}
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set launch_id [dap_launch $testfile]
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set line [gdb_get_line_number "BREAK"]
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set obj [dap_check_request_and_response "set breakpoint by line number" \
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setBreakpoints \
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[format {o source [o path [%s]] breakpoints [a [o line [i %d]]]} \
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[list s $srcfile] $line]]
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set line_bpno [dap_get_breakpoint_number $obj]
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dap_check_request_and_response "configurationDone" configurationDone
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dap_check_response "launch response" launch $launch_id
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dap_wait_for_event_and_check "inferior started" thread "body reason" started
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dap_wait_for_event_and_check "stopped at line breakpoint" stopped \
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"body reason" breakpoint \
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"body hitBreakpointIds" $line_bpno
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set obj [dap_check_request_and_response "evaluate global" \
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evaluate {o expression [s thirty_two]}]
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dap_match_values "global value" [lindex $obj 0] "body result" 7
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set obj [dap_check_request_and_response "evaluate global pointer" \
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evaluate {o expression [s thirty_two_p]}]
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set addr [dict get [lindex $obj 0] body memoryReference]
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set obj [dap_request_and_response \
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readMemory [format {o memoryReference [s %s] count [i 18446744073709551615]} $addr]]
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set response [lindex $obj 0]
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gdb_assert { [dict get $response success] == "false" } "read memory, count to big"
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set obj [dap_check_request_and_response "read memory" \
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readMemory [format {o memoryReference [s %s] count [i 4]} $addr]]
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set bytes [binary decode base64 [dict get [lindex $obj 0] body data]]
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gdb_assert {[string length $bytes] == 4}
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set newbytes ""
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set zeros 0
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set sevens 0
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set others 0
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foreach byte [split $bytes ""] {
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if {$byte == "\0"} {
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incr zeros
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append newbytes $byte
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} elseif {$byte == "\x7"} {
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incr sevens
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append newbytes "\x8"
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} else {
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incr others
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}
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}
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gdb_assert {$zeros == 3}
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gdb_assert {$sevens == 1}
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gdb_assert {$others == 0}
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set encoded [binary encode base64 $newbytes]
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set obj [dap_check_request_and_response "write memory" \
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writeMemory [format {o memoryReference [s %s] count [i 4] data [s %s]} \
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$addr $encoded]]
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set obj [dap_check_request_and_response "re-evaluate global" \
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evaluate {o expression [s thirty_two]}]
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dap_match_values "updated global value" [lindex $obj 0] "body result" 8
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dap_shutdown
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