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[Qemu-devel] [PULL 46/52] gdbstub: Implement file io (F pkt) with new in
From: |
Alex Bennée |
Subject: |
[Qemu-devel] [PULL 46/52] gdbstub: Implement file io (F pkt) with new infra |
Date: |
Fri, 7 Jun 2019 10:05:45 +0100 |
From: Jon Doron <address@hidden>
Signed-off-by: Jon Doron <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Alex Bennée <address@hidden>
diff --git a/gdbstub.c b/gdbstub.c
index b3c5ced80d..1871077cd7 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1789,6 +1789,25 @@ static void handle_read_all_regs(GdbCmdContext *gdb_ctx,
void *user_ctx)
put_packet(gdb_ctx->s, gdb_ctx->str_buf);
}
+static void handle_file_io(GdbCmdContext *gdb_ctx, void *user_ctx)
+{
+ if (gdb_ctx->num_params >= 2 && gdb_ctx->s->current_syscall_cb) {
+ target_ulong ret, err;
+
+ ret = (target_ulong)gdb_ctx->params[0].val_ull;
+ err = (target_ulong)gdb_ctx->params[1].val_ull;
+ gdb_ctx->s->current_syscall_cb(gdb_ctx->s->c_cpu, ret, err);
+ gdb_ctx->s->current_syscall_cb = NULL;
+ }
+
+ if (gdb_ctx->num_params >= 3 && gdb_ctx->params[2].opcode == (uint8_t)'C')
{
+ put_packet(gdb_ctx->s, "T02");
+ return;
+ }
+
+ gdb_continue(gdb_ctx->s);
+}
+
static int gdb_handle_packet(GDBState *s, const char *line_buf)
{
CPUState *cpu;
@@ -1930,28 +1949,13 @@ static int gdb_handle_packet(GDBState *s, const char
*line_buf)
return RS_IDLE;
case 'F':
{
- target_ulong ret;
- target_ulong err;
-
- ret = strtoull(p, (char **)&p, 16);
- if (*p == ',') {
- p++;
- err = strtoull(p, (char **)&p, 16);
- } else {
- err = 0;
- }
- if (*p == ',')
- p++;
- type = *p;
- if (s->current_syscall_cb) {
- s->current_syscall_cb(s->c_cpu, ret, err);
- s->current_syscall_cb = NULL;
- }
- if (type == 'C') {
- put_packet(s, "T02");
- } else {
- gdb_continue(s);
- }
+ static const GdbCmdParseEntry file_io_cmd_desc = {
+ .handler = handle_file_io,
+ .cmd = "F",
+ .cmd_startswith = 1,
+ .schema = "L,L,o0"
+ };
+ cmd_parser = &file_io_cmd_desc;
}
break;
case 'g':
--
2.20.1
- [Qemu-devel] [PULL 29/52] tests/tcg: clean-up VPATH/TESTS for i386, (continued)
- [Qemu-devel] [PULL 29/52] tests/tcg: clean-up VPATH/TESTS for i386, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 40/52] gdbstub: Implement set register (P pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 18/52] tests/vm: add vm-boot-{ssh, serial}-<guest> targets, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 43/52] gdbstub: Implement read memory (m pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 13/52] tests/vm: python3 fixes, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 25/52] tests/vm: ubuntu.i386: apt proxy setup, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 27/52] cputlb: use uint64_t for interim values for unaligned load, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 44/52] gdbstub: Implement write all registers (G pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 50/52] gdbstub: Implement target halted (? pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 28/52] tests/tcg: better detect truncated reads, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 46/52] gdbstub: Implement file io (F pkt) with new infra,
Alex Bennée <=
- [Qemu-devel] [PULL 33/52] gdbstub: Add infrastructure to parse cmd packets, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 47/52] gdbstub: Implement step (s pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 41/52] gdbstub: Implement get register (p pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 35/52] gdbstub: Implement thread_alive (T pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 37/52] gdbstub: Implement continue with signal (C pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 16/52] tests/vm: run test builds on snapshot, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 34/52] gdbstub: Implement deatch (D pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 21/52] tests/vm: openbsd autoinstall, using serial console, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 22/52] tests/vm: freebsd autoinstall, using serial console, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 14/52] tests/vm: send proxy environment variables over ssh, Alex Bennée, 2019/06/07