Files
LithosAnanake/include/log.h
T
Robert Allan James 5689c397fc Bug-fix sweep: repl reentrancy, virtio/blocksys bounds, identity CRCs, LOG_LINE_MAX
Code review fixes, all compile clean (hosted gcc + aarch64/riscv64 kernel flags):

- repl.c (H1): reentrancy guards on the MSG-TICK idle pump. sk_repl_idle()
  now defers when Hera is mid-interpret (g_mama_interpreting) or when its
  own vm_interpret is on the stack (g_idle_pump_active), so a blocking
  KEY/EXPECT/QUERY inside a dispatched line can no longer re-enter the
  interpreter and clobber the in-flight input buffer.
- virtio_rng.c: clamp device-returned used_len to VRNG_BUF_SIZE before the
  caller's data_buf copy, closing a device-controlled OOB read.
- block_subsystem.c: first-write path now keys off created_time==0 instead
  of dead magic==0 so fresh blocks get a real created_time stamp; first_free/
  last_allocated fixed to absolute Forth LBNs (set in blk_compute_fresh_geometry
  from slot->start_lbn, no longer the wrong physical-BAM-index values from
  compute_totals_from_B); physical-bounds guard on blk_meta_zone_read/write
  prevents unsigned underflow on a corrupt fence >= device size.
- capsule_zuse_boot.c / capsule_wirebind.c: identity seed validated magic ->
  version -> CRC-64 (compute_crc64 over offsetof(crc)) before trusting it,
  so a corrupt/format-mismatched record is refused, never loaded.
- log.h / starkernel/log.h: unused LOG_LINE_MAX 256 renamed LOG_MSG_LINE_MAX
  to lift the include-order collision with vm.h's LOG_LINE_MAX 64; stale
  include-order comments dropped (kernel_main.c, shim.c, capsule_birth.c).
- FABRIC-3.md: three stale-doc carry-forward items closed [x] with cbe7b49
  notes.

Real KEY/?TERMINAL/QUERY/EXPECT bodies (console WIP):
- repl.h/repl.c: sk_console_getkey()/sk_console_key_available()/
  sk_console_readline() public bodies; non-destructive peek buffers the
  found byte so a following KEY returns it.
- shim.c: getchar()/fgetc()/fgets()/sf_terminal_ready() routed through the
  real console paths instead of stubs; sf_terminal_ready() in platform_io.h
  with sf_terminal_ready() implemented for the hosted build (linux/io.c,
  POSIX select on fd 0) wired into Makefile.
- io_words.c: ?TERMINAL now returns actual terminal-readiness, not constant 0.

Artifacts: minted disk/artemis.img + rebuilt lfs kernel; BLOCK_MAP.md,
doe csv + qemu log regenerated.
2026-08-28 23:28:10 -04:00

120 lines
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/*
StarForth — Steady-State Virtual Machine Runtime
Copyright (c) 20232025 Robert A. James
All rights reserved.
This file is part of the StarForth project.
Licensed under the StarForth License, Version 1.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at:
https://github.com/star.4th@proton.me/StarForth/LICENSE.txt
This software is provided "AS IS", WITHOUT WARRANTY OF ANY KIND,
express or implied, including but not limited to the warranties of
merchantability, fitness for a particular purpose, and noninfringement.
See the License for the specific language governing permissions and
limitations under the License.
StarForth — Steady-State Virtual Machine Runtime
Copyright (c) 20232025 Robert A. James
All rights reserved.
This file is part of the StarForth project.
Licensed under the StarForth License, Version 1.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at:
https://github.com/star.4th@proton.me/StarForth/LICENSE.txt
This software is provided "AS IS", WITHOUT WARRANTY OF ANY KIND,
express or implied, including but not limited to the warranties of
merchantability, fitness for a particular purpose, and noninfringement.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef LOG_H
#define LOG_H
/* Maximum log line size for persistent logging */
/* Renamed from LOG_LINE_MAX: vm.h owns that name for the persistent
* block-log line width (64, unrelated concept). This is the in-memory log
* message-formatting line length; keeping a distinct name removes the
* include-order collision that forced a fragile "vm.h before log.h"
* convention across the kernel (kernel_main.c/shim.c/capsule_birth.c). */
#ifndef LOG_MSG_LINE_MAX
#define LOG_MSG_LINE_MAX 256
#endif
/* Forward declaration */
struct VM;
/**
* @brief Logging level enumeration
*
* Defines the available logging levels in order of increasing verbosity.
*/
typedef enum {
LOG_NONE = -1, /**< Completely disable all logging */
LOG_ERROR = 0, /**< Error messages only */
LOG_WARN, /**< Warning and error messages */
LOG_INFO, /**< Informational, warning and error messages */
LOG_TEST, /**< Test results_run_01_2025_12_08 and all previous levels */
LOG_DEBUG /**< Debug messages and all previous levels */
} LogLevel;
/**
* @brief Test result type enumeration
*
* Defines the possible outcomes of test execution.
*/
typedef enum {
TEST_PASS = 0, /**< Test completed successfully */
TEST_FAIL, /**< Test failed */
TEST_SKIP, /**< Test was skipped */
TEST_ERROR /**< Test encountered an error during execution */
} TestResult;
/**
* @brief Set the global logging level
* @param level The new logging level to set
* @note Default level is LOG_INFO
*/
void log_set_level(LogLevel level);
/**
* @brief Get the current logging level
* @return The current logging level
*/
LogLevel log_get_level(void);
/**
* @brief Log a formatted message at the specified level
* @param level The logging level for this message
* @param fmt Printf-style format string
* @param ... Variable arguments for format string
*/
void log_message(LogLevel level, const char *fmt, ...);
/**
* @brief Log a test result with colored output
* @param word_name Name of the word being tested
* @param result Result of the test execution
*/
void log_test_result(const char *word_name, TestResult result);
/**
* @brief Set the VM instance for persistent logging
* @param vm VM instance to use for persistent logging (NULL to disable)
*/
void log_set_vm(struct VM *vm);
#endif /* LOG_H */