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rigol-ds: Support TCP connection.

This commit is contained in:
Martin Ling 2013-12-04 20:42:22 +00:00
parent 08a359138b
commit 3520422fc7
1 changed files with 22 additions and 5 deletions
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27
hardware/rigol-ds/api.c
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@ -215,11 +215,13 @@ static int init(struct sr_context *sr_ctx)
return std_init(sr_ctx, di, LOG_PREFIX);
}
static int probe_port(const char *port, const char *serialcomm, GSList **devices)
static int probe_port(const char *resource, const char *serialcomm, GSList **devices)
{
struct dev_context *devc;
struct sr_dev_inst *sdi;
const char *usbtmc_prefix = "/dev/usbtmc";
const char *tcp_prefix = "tcp/";
gchar **tokens, *address, *port;
struct sr_scpi_dev_inst *scpi;
struct sr_scpi_hw_info *hw_info;
struct sr_probe *probe;
@ -229,12 +231,27 @@ static int probe_port(const char *port, const char *serialcomm, GSList **devices
*devices = NULL;
if (strncmp(port, usbtmc_prefix, strlen(usbtmc_prefix)) == 0) {
if (!(scpi = scpi_usbtmc_dev_inst_new(port)))
if (strncmp(resource, usbtmc_prefix, strlen(usbtmc_prefix)) == 0) {
sr_dbg("Opening USBTMC device %s", resource);
if (!(scpi = scpi_usbtmc_dev_inst_new(resource)))
return SR_ERR_MALLOC;
} else if (strncmp(resource, tcp_prefix, strlen(tcp_prefix)) == 0) {
sr_dbg("Opening TCP connection %s", resource);
tokens = g_strsplit(resource + strlen(tcp_prefix), "/", 0);
address = tokens[0];
port = tokens[1];
if (!address || !port || tokens[2]) {
sr_dbg("Invalid parameters");
g_strfreev(tokens);
return SR_ERR_ARG;
}
scpi = scpi_tcp_dev_inst_new(address, port);
g_strfreev(tokens);
if (!scpi)
return SR_ERR_MALLOC;
} else {
if (!(scpi = scpi_serial_dev_inst_new(port, serialcomm)))
sr_dbg("Opening serial device %s", resource);
if (!(scpi = scpi_serial_dev_inst_new(resource, serialcomm)))
return SR_ERR_MALLOC;
}