diff options
Diffstat (limited to 'include/qemu')
| -rw-r--r-- | include/qemu/crc-ccitt.h | 2 | ||||
| -rw-r--r-- | include/qemu/cutils.h | 5 | ||||
| -rw-r--r-- | include/qemu/envlist.h | 2 | ||||
| -rw-r--r-- | include/qemu/plugin.h | 4 | ||||
| -rw-r--r-- | include/qemu/qemu-plugin.h | 64 | ||||
| -rw-r--r-- | include/qemu/timed-average.h | 4 |
6 files changed, 72 insertions, 9 deletions
diff --git a/include/qemu/crc-ccitt.h b/include/qemu/crc-ccitt.h index 8918dafe07..ce28e29720 100644 --- a/include/qemu/crc-ccitt.h +++ b/include/qemu/crc-ccitt.h @@ -8,7 +8,7 @@ * * From Linux kernel v5.10 include/linux/crc-ccitt.h * - * SPDX-License-Identifier: GPL-2.0 + * SPDX-License-Identifier: GPL-2.0-only */ #ifndef CRC_CCITT_H diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h index da15547bfb..34a9b9b220 100644 --- a/include/qemu/cutils.h +++ b/include/qemu/cutils.h @@ -241,13 +241,10 @@ int uleb128_decode_small(const uint8_t *in, uint32_t *n); int qemu_pstrcmp0(const char **str1, const char **str2); /* Find program directory, and save it for later usage with - * qemu_get_exec_dir(). + * get_relocated_path(). * Try OS specific API first, if not working, parse from argv0. */ void qemu_init_exec_dir(const char *argv0); -/* Get the saved exec dir. */ -const char *qemu_get_exec_dir(void); - /** * get_relocated_path: * @dir: the directory (typically a `CONFIG_*DIR` variable) to be relocated. diff --git a/include/qemu/envlist.h b/include/qemu/envlist.h index 6006dfae44..b2883f6659 100644 --- a/include/qemu/envlist.h +++ b/include/qemu/envlist.h @@ -7,8 +7,6 @@ envlist_t *envlist_create(void); void envlist_free(envlist_t *); int envlist_setenv(envlist_t *, const char *); int envlist_unsetenv(envlist_t *, const char *); -int envlist_parse_set(envlist_t *, const char *); -int envlist_parse_unset(envlist_t *, const char *); char **envlist_to_environ(const envlist_t *, size_t *); #endif /* ENVLIST_H */ diff --git a/include/qemu/plugin.h b/include/qemu/plugin.h index af5f9db469..9726a9ebf3 100644 --- a/include/qemu/plugin.h +++ b/include/qemu/plugin.h @@ -167,6 +167,8 @@ qemu_plugin_vcpu_syscall(CPUState *cpu, int64_t num, uint64_t a1, void qemu_plugin_vcpu_syscall_ret(CPUState *cpu, int64_t num, int64_t ret); void qemu_plugin_vcpu_mem_cb(CPUState *cpu, uint64_t vaddr, + uint64_t value_low, + uint64_t value_high, MemOpIdx oi, enum qemu_plugin_mem_rw rw); void qemu_plugin_flush_cb(void); @@ -251,6 +253,8 @@ void qemu_plugin_vcpu_syscall_ret(CPUState *cpu, int64_t num, int64_t ret) { } static inline void qemu_plugin_vcpu_mem_cb(CPUState *cpu, uint64_t vaddr, + uint64_t value_low, + uint64_t value_high, MemOpIdx oi, enum qemu_plugin_mem_rw rw) { } diff --git a/include/qemu/qemu-plugin.h b/include/qemu/qemu-plugin.h index c71c705b69..622c9a0232 100644 --- a/include/qemu/qemu-plugin.h +++ b/include/qemu/qemu-plugin.h @@ -57,11 +57,19 @@ typedef uint64_t qemu_plugin_id_t; * - Remove qemu_plugin_register_vcpu_{tb, insn, mem}_exec_inline. * Those functions are replaced by *_per_vcpu variants, which guarantee * thread-safety for operations. + * + * version 3: + * - modified arguments and return value of qemu_plugin_insn_data to copy + * the data into a user-provided buffer instead of returning a pointer + * to the data. + * + * version 4: + * - added qemu_plugin_read_memory_vaddr */ extern QEMU_PLUGIN_EXPORT int qemu_plugin_version; -#define QEMU_PLUGIN_VERSION 3 +#define QEMU_PLUGIN_VERSION 4 /** * struct qemu_info_t - system information for plugins @@ -262,6 +270,29 @@ enum qemu_plugin_mem_rw { QEMU_PLUGIN_MEM_RW, }; +enum qemu_plugin_mem_value_type { + QEMU_PLUGIN_MEM_VALUE_U8, + QEMU_PLUGIN_MEM_VALUE_U16, + QEMU_PLUGIN_MEM_VALUE_U32, + QEMU_PLUGIN_MEM_VALUE_U64, + QEMU_PLUGIN_MEM_VALUE_U128, +}; + +/* typedef qemu_plugin_mem_value - value accessed during a load/store */ +typedef struct { + enum qemu_plugin_mem_value_type type; + union { + uint8_t u8; + uint16_t u16; + uint32_t u32; + uint64_t u64; + struct { + uint64_t low; + uint64_t high; + } u128; + } data; +} qemu_plugin_mem_value; + /** * enum qemu_plugin_cond - condition to enable callback * @@ -552,6 +583,15 @@ QEMU_PLUGIN_API bool qemu_plugin_mem_is_store(qemu_plugin_meminfo_t info); /** + * qemu_plugin_mem_get_mem_value() - return last value loaded/stored + * @info: opaque memory transaction handle + * + * Returns: memory value + */ +QEMU_PLUGIN_API +qemu_plugin_mem_value qemu_plugin_mem_get_value(qemu_plugin_meminfo_t info); + +/** * qemu_plugin_get_hwaddr() - return handle for memory operation * @info: opaque memory info structure * @vaddr: the virtual address of the memory operation @@ -853,6 +893,28 @@ QEMU_PLUGIN_API GArray *qemu_plugin_get_registers(void); /** + * qemu_plugin_read_memory_vaddr() - read from memory using a virtual address + * + * @addr: A virtual address to read from + * @data: A byte array to store data into + * @len: The number of bytes to read, starting from @addr + * + * @len bytes of data is read starting at @addr and stored into @data. If @data + * is not large enough to hold @len bytes, it will be expanded to the necessary + * size, reallocating if necessary. @len must be greater than 0. + * + * This function does not ensure writes are flushed prior to reading, so + * callers should take care when calling this function in plugin callbacks to + * avoid attempting to read data which may not yet be written and should use + * the memory callback API instead. + * + * Returns true on success and false on failure. + */ +QEMU_PLUGIN_API +bool qemu_plugin_read_memory_vaddr(uint64_t addr, + GByteArray *data, size_t len); + +/** * qemu_plugin_read_register() - read register for current vCPU * * @handle: a @qemu_plugin_reg_handle handle diff --git a/include/qemu/timed-average.h b/include/qemu/timed-average.h index 08245e7a10..dfd8d653fa 100644 --- a/include/qemu/timed-average.h +++ b/include/qemu/timed-average.h @@ -8,10 +8,12 @@ * Benoît Canet <benoit.canet@nodalink.com> * Alberto Garcia <berto@igalia.com> * + * SPDX-License-Identifier: GPL-2.0-or-later + * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or - * (at your option) version 3 or any later version. + * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of |