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Add support for qHostInfo command for lldb

This commit is contained in:
Jeffrey Pfau 2014-02-01 05:40:39 -08:00
parent e4375fd3d9
commit cc9575228c
1 changed files with 19 additions and 5 deletions
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24
src/debugger/gdb-stub.c
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@ -14,6 +14,11 @@ enum GDBError {
GDB_UNSUPPORTED_COMMAND = 0x07 GDB_UNSUPPORTED_COMMAND = 0x07
}; };
enum {
MACH_O_ARM = 12,
MACH_O_ARM_V4T = 5
};
static void _gdbStubDeinit(struct ARMDebugger* debugger) { static void _gdbStubDeinit(struct ARMDebugger* debugger) {
struct GDBStub* stub = (struct GDBStub*) debugger; struct GDBStub* stub = (struct GDBStub*) debugger;
if (stub->socket >= 0) { if (stub->socket >= 0) {
@ -101,7 +106,12 @@ static void _sendMessage(struct GDBStub* stub) {
} }
static void _error(struct GDBStub* stub, enum GDBError error) { static void _error(struct GDBStub* stub, enum GDBError error) {
snprintf(stub->outgoing, GDB_STUB_MAX_LINE - 1, "E%02x", error); snprintf(stub->outgoing, GDB_STUB_MAX_LINE - 4, "E%02x", error);
_sendMessage(stub);
}
static void _writeHostInfo(struct GDBStub* stub) {
snprintf(stub->outgoing, GDB_STUB_MAX_LINE - 4, "cputype:%u;cpusubtype:%u:ostype:none;vendor:none;endian:little;ptrsize:4;", MACH_O_ARM, MACH_O_ARM_V4T);
_sendMessage(stub); _sendMessage(stub);
} }
@ -172,12 +182,16 @@ static void _readRegister(struct GDBStub* stub, const char* message) {
_sendMessage(stub); _sendMessage(stub);
} }
static void _processQMinCommand(struct GDBStub* stub, const char* message) { static void _processQReadCommand(struct GDBStub* stub, const char* message) {
if (!strncmp("HostInfo", message, 8)) {
_writeHostInfo(stub);
return;
}
stub->outgoing[0] = '\0'; stub->outgoing[0] = '\0';
_sendMessage(stub); _sendMessage(stub);
} }
static void _processQMajCommand(struct GDBStub* stub, const char* message) { static void _processQWriteCommand(struct GDBStub* stub, const char* message) {
stub->outgoing[0] = '\0'; stub->outgoing[0] = '\0';
_sendMessage(stub); _sendMessage(stub);
} }
@ -251,10 +265,10 @@ size_t _parseGDBMessage(struct GDBStub* stub, const char* message) {
_readRegister(stub, message); _readRegister(stub, message);
break; break;
case 'Q': case 'Q':
_processQMajCommand(stub, message); _processQWriteCommand(stub, message);
break; break;
case 'q': case 'q':
_processQMinCommand(stub, message); _processQReadCommand(stub, message);
break; break;
case 'V': case 'V':
_processVMajCommand(stub, message); _processVMajCommand(stub, message);