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# Copyright 2023-2024 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Test DAP read/write memory.
require allow_dap_tests
load_lib dap-support.exp
standard_testfile
if {[build_executable ${testfile}.exp $testfile] == -1} {
return
}
if {[dap_launch $testfile] == ""} {
return
}
set line [gdb_get_line_number "BREAK"]
set obj [dap_check_request_and_response "set breakpoint by line number" \
setBreakpoints \
[format {o source [o path [%s]] breakpoints [a [o line [i %d]]]} \
[list s $srcfile] $line]]
set line_bpno [dap_get_breakpoint_number $obj]
dap_check_request_and_response "start inferior" configurationDone
dap_wait_for_event_and_check "inferior started" thread "body reason" started
dap_wait_for_event_and_check "stopped at line breakpoint" stopped \
"body reason" breakpoint \
"body hitBreakpointIds" $line_bpno
set obj [dap_check_request_and_response "evaluate global" \
evaluate {o expression [s thirty_two]}]
dap_match_values "global value" [lindex $obj 0] "body result" 7
set obj [dap_check_request_and_response "evaluate global pointer" \
evaluate {o expression [s thirty_two_p]}]
set addr [dict get [lindex $obj 0] body memoryReference]
set obj [dap_check_request_and_response "read memory" \
readMemory [format {o memoryReference [s %s] count [i 4]} $addr]]
set bytes [binary decode base64 [dict get [lindex $obj 0] body data]]
gdb_assert {[string length $bytes] == 4}
set newbytes ""
set zeros 0
set sevens 0
set others 0
foreach byte [split $bytes ""] {
if {$byte == "\0"} {
incr zeros
append newbytes $byte
} elseif {$byte == "\x7"} {
incr sevens
append newbytes "\x8"
} else {
incr others
}
}
gdb_assert {$zeros == 3}
gdb_assert {$sevens == 1}
gdb_assert {$others == 0}
set encoded [binary encode base64 $newbytes]
set obj [dap_check_request_and_response "write memory" \
writeMemory [format {o memoryReference [s %s] count [i 4] data [s %s]} \
$addr $encoded]]
set obj [dap_check_request_and_response "re-evaluate global" \
evaluate {o expression [s thirty_two]}]
dap_match_values "updated global value" [lindex $obj 0] "body result" 8
dap_shutdown
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