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path: root/src/libsystemd/sd-bus/bus-dump.c
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Diffstat (limited to 'src/libsystemd/sd-bus/bus-dump.c')
-rw-r--r--src/libsystemd/sd-bus/bus-dump.c40
1 files changed, 28 insertions, 12 deletions
diff --git a/src/libsystemd/sd-bus/bus-dump.c b/src/libsystemd/sd-bus/bus-dump.c
index b13bc4b119..28fcdda77b 100644
--- a/src/libsystemd/sd-bus/bus-dump.c
+++ b/src/libsystemd/sd-bus/bus-dump.c
@@ -30,21 +30,34 @@
#include "bus-type.h"
#include "bus-dump.h"
-static char *indent(unsigned level) {
+static char *indent(unsigned level, unsigned flags) {
char *p;
+ unsigned n, i = 0;
- p = new(char, 2 + level + 1);
+ n = 0;
+
+ if (flags & BUS_MESSAGE_DUMP_SUBTREE_ONLY && level > 0)
+ level -= 1;
+
+ if (flags & BUS_MESSAGE_DUMP_WITH_HEADER)
+ n += 2;
+
+ p = new(char, n + level*8 + 1);
if (!p)
return NULL;
- p[0] = p[1] = ' ';
- memset(p + 2, '\t', level);
- p[2 + level] = 0;
+ if (flags & BUS_MESSAGE_DUMP_WITH_HEADER) {
+ p[i++] = ' ';
+ p[i++] = ' ';
+ }
+
+ memset(p + i, ' ', level*8);
+ p[i + level*8] = 0;
return p;
}
-int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
+int bus_message_dump(sd_bus_message *m, FILE *f, unsigned flags) {
unsigned level = 1;
int r;
@@ -53,7 +66,7 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
if (!f)
f = stdout;
- if (with_header) {
+ if (flags & BUS_MESSAGE_DUMP_WITH_HEADER) {
fprintf(f,
"%s%s%s Type=%s%s%s Endian=%c Flags=%u Version=%u Priority=%lli",
m->header->type == SD_BUS_MESSAGE_METHOD_ERROR ? ansi_highlight_red() :
@@ -111,13 +124,14 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
bus_creds_dump(&m->creds, f);
}
- r = sd_bus_message_rewind(m, true);
+ r = sd_bus_message_rewind(m, !(flags & BUS_MESSAGE_DUMP_SUBTREE_ONLY));
if (r < 0) {
log_error("Failed to rewind: %s", strerror(-r));
return r;
}
- fprintf(f, " MESSAGE \"%s\" {\n", strempty(m->root_container.signature));
+ if (!(flags & BUS_MESSAGE_DUMP_SUBTREE_ONLY))
+ fprintf(f, "%sMESSAGE \"%s\" {\n", indent(0, flags), strempty(m->root_container.signature));
for (;;) {
_cleanup_free_ char *prefix = NULL;
@@ -154,7 +168,7 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
level--;
- prefix = indent(level);
+ prefix = indent(level, flags);
if (!prefix)
return log_oom();
@@ -162,7 +176,7 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
continue;
}
- prefix = indent(level);
+ prefix = indent(level, flags);
if (!prefix)
return log_oom();
@@ -254,7 +268,9 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
}
}
- fprintf(f, " };\n\n");
+ if (!(flags & BUS_MESSAGE_DUMP_SUBTREE_ONLY))
+ fprintf(f, "%s};\n\n", indent(0, flags));
+
return 0;
}