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- #include <stdio.h>
- #include <stdbool.h>
- #include <traceevent/event-parse.h>
- #include "evsel.h"
- #include "callchain.h"
- #include "map.h"
- #include "symbol.h"
- static int comma_fprintf(FILE *fp, bool *first, const char *fmt, ...)
- {
- va_list args;
- int ret = 0;
- if (!*first) {
- ret += fprintf(fp, ",");
- } else {
- ret += fprintf(fp, ":");
- *first = false;
- }
- va_start(args, fmt);
- ret += vfprintf(fp, fmt, args);
- va_end(args);
- return ret;
- }
- static int __print_attr__fprintf(FILE *fp, const char *name, const char *val, void *priv)
- {
- return comma_fprintf(fp, (bool *)priv, " %s: %s", name, val);
- }
- int perf_evsel__fprintf(struct perf_evsel *evsel,
- struct perf_attr_details *details, FILE *fp)
- {
- bool first = true;
- int printed = 0;
- if (details->event_group) {
- struct perf_evsel *pos;
- if (!perf_evsel__is_group_leader(evsel))
- return 0;
- if (evsel->nr_members > 1)
- printed += fprintf(fp, "%s{", evsel->group_name ?: "");
- printed += fprintf(fp, "%s", perf_evsel__name(evsel));
- for_each_group_member(pos, evsel)
- printed += fprintf(fp, ",%s", perf_evsel__name(pos));
- if (evsel->nr_members > 1)
- printed += fprintf(fp, "}");
- goto out;
- }
- printed += fprintf(fp, "%s", perf_evsel__name(evsel));
- if (details->verbose) {
- printed += perf_event_attr__fprintf(fp, &evsel->attr,
- __print_attr__fprintf, &first);
- } else if (details->freq) {
- const char *term = "sample_freq";
- if (!evsel->attr.freq)
- term = "sample_period";
- printed += comma_fprintf(fp, &first, " %s=%" PRIu64,
- term, (u64)evsel->attr.sample_freq);
- }
- if (details->trace_fields) {
- struct format_field *field;
- if (evsel->attr.type != PERF_TYPE_TRACEPOINT) {
- printed += comma_fprintf(fp, &first, " (not a tracepoint)");
- goto out;
- }
- field = evsel->tp_format->format.fields;
- if (field == NULL) {
- printed += comma_fprintf(fp, &first, " (no trace field)");
- goto out;
- }
- printed += comma_fprintf(fp, &first, " trace_fields: %s", field->name);
- field = field->next;
- while (field) {
- printed += comma_fprintf(fp, &first, "%s", field->name);
- field = field->next;
- }
- }
- out:
- fputc('\n', fp);
- return ++printed;
- }
- int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment,
- unsigned int print_opts, struct callchain_cursor *cursor,
- FILE *fp)
- {
- int printed = 0;
- struct callchain_cursor_node *node;
- int print_ip = print_opts & EVSEL__PRINT_IP;
- int print_sym = print_opts & EVSEL__PRINT_SYM;
- int print_dso = print_opts & EVSEL__PRINT_DSO;
- int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET;
- int print_oneline = print_opts & EVSEL__PRINT_ONELINE;
- int print_srcline = print_opts & EVSEL__PRINT_SRCLINE;
- int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR;
- char s = print_oneline ? ' ' : '\t';
- if (sample->callchain) {
- struct addr_location node_al;
- callchain_cursor_commit(cursor);
- while (1) {
- u64 addr = 0;
- node = callchain_cursor_current(cursor);
- if (!node)
- break;
- printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
- if (print_ip)
- printed += fprintf(fp, "%c%16" PRIx64, s, node->ip);
- if (node->map)
- addr = node->map->map_ip(node->map, node->ip);
- if (print_sym) {
- printed += fprintf(fp, " ");
- node_al.addr = addr;
- node_al.map = node->map;
- if (print_symoffset) {
- printed += __symbol__fprintf_symname_offs(node->sym, &node_al,
- print_unknown_as_addr, fp);
- } else {
- printed += __symbol__fprintf_symname(node->sym, &node_al,
- print_unknown_as_addr, fp);
- }
- }
- if (print_dso) {
- printed += fprintf(fp, " (");
- printed += map__fprintf_dsoname(node->map, fp);
- printed += fprintf(fp, ")");
- }
- if (print_srcline)
- printed += map__fprintf_srcline(node->map, addr, "\n ", fp);
- if (!print_oneline)
- printed += fprintf(fp, "\n");
- callchain_cursor_advance(cursor);
- }
- }
- return printed;
- }
- int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al,
- int left_alignment, unsigned int print_opts,
- struct callchain_cursor *cursor, FILE *fp)
- {
- int printed = 0;
- int print_ip = print_opts & EVSEL__PRINT_IP;
- int print_sym = print_opts & EVSEL__PRINT_SYM;
- int print_dso = print_opts & EVSEL__PRINT_DSO;
- int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET;
- int print_srcline = print_opts & EVSEL__PRINT_SRCLINE;
- int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR;
- if (cursor != NULL) {
- printed += sample__fprintf_callchain(sample, left_alignment,
- print_opts, cursor, fp);
- } else {
- printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
- if (print_ip)
- printed += fprintf(fp, "%16" PRIx64, sample->ip);
- if (print_sym) {
- printed += fprintf(fp, " ");
- if (print_symoffset) {
- printed += __symbol__fprintf_symname_offs(al->sym, al,
- print_unknown_as_addr, fp);
- } else {
- printed += __symbol__fprintf_symname(al->sym, al,
- print_unknown_as_addr, fp);
- }
- }
- if (print_dso) {
- printed += fprintf(fp, " (");
- printed += map__fprintf_dsoname(al->map, fp);
- printed += fprintf(fp, ")");
- }
- if (print_srcline)
- printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp);
- }
- return printed;
- }
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