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bootstrap: replace bare string message with fs.open()

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This commit is contained in:
max 🍓
2026-02-23 21:57:01 +00:00
parent eca9d3915b
commit 418c426e83
2 changed files with 38 additions and 17 deletions
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53
sys/bootstrap/main.c
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@@ -5,9 +5,10 @@
#include <mango/msg.h>
#include <mango/task.h>
#include <mango/types.h>
#include <rosetta/msg.h>
#include <rosetta/msg/fs.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#define INIT_PATH "/usr/bin/test"
@@ -98,27 +99,47 @@ int main(
kern_logf("launch result: %d", status);
#if 1
char msg_buf[512];
struct iovec vec = {
.io_base = (virt_addr_t)msg_buf,
.io_len = sizeof msg_buf,
};
struct msg msg = {.msg_data = &vec, .msg_data_count = 1};
while (1) {
msgid_t id = 0;
kern_status_t kstatus = msg_recv(channel, 0, &id, &msg);
if (kstatus != KERN_OK) {
kern_logf("msg_recv failed %d", kstatus);
break;
msgid_t id;
struct rosetta_msg msg;
kern_status_t status = rosetta_msg_recv(channel, &id, &msg);
if (status != KERN_OK) {
kern_logf("message recv error %d", status);
continue;
}
kern_logf("received message %zx: %s", id, msg_buf);
if (msg.msg_protocol != ROSETTA_MSG_FS) {
kern_logf(
"unknown message protocol %u",
msg.msg_protocol);
continue;
}
size_t len = snprintf(msg_buf, sizeof msg_buf, "Goodbye!");
vec.io_len = len + 1;
if (msg.msg_id != ROSETTA_MSG_FS_OPEN) {
kern_logf("unknown message function %u", msg.msg_id);
continue;
}
msg_reply(channel, 0, id, &msg);
char path[4096];
int flags;
struct rosetta_msg_string path_str = {
.s_buf = path,
.s_max = sizeof path,
};
status = rosetta_msg_fs_open_recv(
channel,
id,
&path_str,
&flags);
if (status != KERN_OK) {
kern_logf("rosetta.fs.open recv error %d", status);
continue;
}
kern_logf("open(%s, %d)", path, flags);
rosetta_msg_fs_open_reply(channel, id, 0);
}
#endif