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https://github.com/samba-team/samba.git
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c6ebab846d
This shrinks include/includes.h.gch by the size of 7 MB and reduces build time as follows: ccache build w/o patch real 4m21.529s ccache build with patch real 3m6.402s pch build w/o patch real 4m26.318s pch build with patch real 3m6.932s Guenther
126 lines
3.5 KiB
C
126 lines
3.5 KiB
C
/*
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samba -- Unix SMB/CIFS implementation.
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Copyright (C) 2001, 2002 by Martin Pool
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "librpc/gen_ndr/messaging.h"
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/**
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* @file tallocmsg.c
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*
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* Glue code between talloc profiling and the Samba messaging system.
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**/
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struct msg_pool_usage_state {
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TALLOC_CTX *mem_ctx;
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ssize_t len;
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size_t buflen;
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char *s;
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};
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static void msg_pool_usage_helper(const void *ptr, int depth, int max_depth, int is_ref, void *_s)
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{
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const char *name = talloc_get_name(ptr);
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struct msg_pool_usage_state *state = (struct msg_pool_usage_state *)_s;
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if (is_ref) {
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sprintf_append(state->mem_ctx, &state->s, &state->len, &state->buflen,
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"%*sreference to: %s\n", depth*4, "", name);
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return;
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}
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if (depth == 0) {
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sprintf_append(state->mem_ctx, &state->s, &state->len, &state->buflen,
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"%stalloc report on '%s' (total %6lu bytes in %3lu blocks)\n",
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(max_depth < 0 ? "full " :""), name,
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(unsigned long)talloc_total_size(ptr),
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(unsigned long)talloc_total_blocks(ptr));
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return;
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}
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if (strcmp(name, "char") == 0) {
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/*
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* Print out the first 50 bytes of the string
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*/
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sprintf_append(state->mem_ctx, &state->s, &state->len,
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&state->buflen,
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"%*s%-30s contains %6lu bytes in %3lu blocks "
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"(ref %d): %*s\n", depth*4, "",
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name,
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(unsigned long)talloc_total_size(ptr),
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(unsigned long)talloc_total_blocks(ptr),
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talloc_reference_count(ptr),
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MIN(50, talloc_get_size(ptr)),
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(char *)ptr);
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return;
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}
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sprintf_append(state->mem_ctx, &state->s, &state->len, &state->buflen,
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"%*s%-30s contains %6lu bytes in %3lu blocks (ref %d)\n",
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depth*4, "",
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name,
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(unsigned long)talloc_total_size(ptr),
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(unsigned long)talloc_total_blocks(ptr),
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talloc_reference_count(ptr));
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}
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/**
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* Respond to a POOL_USAGE message by sending back string form of memory
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* usage stats.
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**/
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static void msg_pool_usage(struct messaging_context *msg_ctx,
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void *private_data,
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uint32_t msg_type,
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struct server_id src,
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DATA_BLOB *data)
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{
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struct msg_pool_usage_state state;
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SMB_ASSERT(msg_type == MSG_REQ_POOL_USAGE);
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DEBUG(2,("Got POOL_USAGE\n"));
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state.mem_ctx = talloc_init("msg_pool_usage");
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if (!state.mem_ctx) {
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return;
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}
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state.len = 0;
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state.buflen = 512;
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state.s = NULL;
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talloc_report_depth_cb(NULL, 0, -1, msg_pool_usage_helper, &state);
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if (!state.s) {
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talloc_destroy(state.mem_ctx);
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return;
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}
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messaging_send_buf(msg_ctx, src, MSG_POOL_USAGE,
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(uint8 *)state.s, strlen(state.s)+1);
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talloc_destroy(state.mem_ctx);
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}
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/**
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* Register handler for MSG_REQ_POOL_USAGE
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**/
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void register_msg_pool_usage(struct messaging_context *msg_ctx)
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{
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messaging_register(msg_ctx, NULL, MSG_REQ_POOL_USAGE, msg_pool_usage);
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DEBUG(2, ("Registered MSG_REQ_POOL_USAGE\n"));
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}
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