diff options
Diffstat (limited to 'include/qemu')
| -rw-r--r-- | include/qemu/bswap.h | 64 | ||||
| -rw-r--r-- | include/qemu/coroutine.h | 23 | ||||
| -rw-r--r-- | include/qemu/cpu-float.h | 64 | ||||
| -rw-r--r-- | include/qemu/cutils.h | 21 | ||||
| -rw-r--r-- | include/qemu/host-utils.h | 2 | ||||
| -rw-r--r-- | include/qemu/int128.h | 2 | ||||
| -rw-r--r-- | include/qemu/osdep.h | 36 | ||||
| -rw-r--r-- | include/qemu/qemu-progress.h | 8 | ||||
| -rw-r--r-- | include/qemu/thread-posix.h | 9 |
9 files changed, 153 insertions, 76 deletions
diff --git a/include/qemu/bswap.h b/include/qemu/bswap.h index 2d3bb8bbed..346d05f2aa 100644 --- a/include/qemu/bswap.h +++ b/include/qemu/bswap.h @@ -19,8 +19,6 @@ extern "C" { #endif -#include "fpu/softfloat-types.h" - #ifdef BSWAP_FROM_BYTESWAP static inline uint16_t bswap16(uint16_t x) { @@ -84,7 +82,7 @@ static inline void bswap64s(uint64_t *s) *s = bswap64(*s); } -#if defined(HOST_WORDS_BIGENDIAN) +#if HOST_BIG_ENDIAN #define be_bswap(v, size) (v) #define le_bswap(v, size) glue(bswap, size)(v) #define be_bswaps(v, size) @@ -188,7 +186,7 @@ CPU_CONVERT(le, 64, uint64_t) * a compile-time constant if you pass in a constant. So this can be * used to initialize static variables. */ -#if defined(HOST_WORDS_BIGENDIAN) +#if HOST_BIG_ENDIAN # define const_le32(_x) \ ((((_x) & 0x000000ffU) << 24) | \ (((_x) & 0x0000ff00U) << 8) | \ @@ -202,64 +200,6 @@ CPU_CONVERT(le, 64, uint64_t) # define const_le16(_x) (_x) #endif -/* Unions for reinterpreting between floats and integers. */ - -typedef union { - float32 f; - uint32_t l; -} CPU_FloatU; - -typedef union { - float64 d; -#if defined(HOST_WORDS_BIGENDIAN) - struct { - uint32_t upper; - uint32_t lower; - } l; -#else - struct { - uint32_t lower; - uint32_t upper; - } l; -#endif - uint64_t ll; -} CPU_DoubleU; - -typedef union { - floatx80 d; - struct { - uint64_t lower; - uint16_t upper; - } l; -} CPU_LDoubleU; - -typedef union { - float128 q; -#if defined(HOST_WORDS_BIGENDIAN) - struct { - uint32_t upmost; - uint32_t upper; - uint32_t lower; - uint32_t lowest; - } l; - struct { - uint64_t upper; - uint64_t lower; - } ll; -#else - struct { - uint32_t lowest; - uint32_t lower; - uint32_t upper; - uint32_t upmost; - } l; - struct { - uint64_t lower; - uint64_t upper; - } ll; -#endif -} CPU_QuadU; - /* unaligned/endian-independent pointer access */ /* diff --git a/include/qemu/coroutine.h b/include/qemu/coroutine.h index c828a95ee0..284571badb 100644 --- a/include/qemu/coroutine.h +++ b/include/qemu/coroutine.h @@ -343,4 +343,27 @@ void qemu_coroutine_decrease_pool_batch_size(unsigned int additional_pool_size); #include "qemu/lockable.h" +/** + * Sends a (part of) iovec down a socket, yielding when the socket is full, or + * Receives data into a (part of) iovec from a socket, + * yielding when there is no data in the socket. + * The same interface as qemu_sendv_recvv(), with added yielding. + * XXX should mark these as coroutine_fn + */ +ssize_t qemu_co_sendv_recvv(int sockfd, struct iovec *iov, unsigned iov_cnt, + size_t offset, size_t bytes, bool do_send); +#define qemu_co_recvv(sockfd, iov, iov_cnt, offset, bytes) \ + qemu_co_sendv_recvv(sockfd, iov, iov_cnt, offset, bytes, false) +#define qemu_co_sendv(sockfd, iov, iov_cnt, offset, bytes) \ + qemu_co_sendv_recvv(sockfd, iov, iov_cnt, offset, bytes, true) + +/** + * The same as above, but with just a single buffer + */ +ssize_t qemu_co_send_recv(int sockfd, void *buf, size_t bytes, bool do_send); +#define qemu_co_recv(sockfd, buf, bytes) \ + qemu_co_send_recv(sockfd, buf, bytes, false) +#define qemu_co_send(sockfd, buf, bytes) \ + qemu_co_send_recv(sockfd, buf, bytes, true) + #endif /* QEMU_COROUTINE_H */ diff --git a/include/qemu/cpu-float.h b/include/qemu/cpu-float.h new file mode 100644 index 0000000000..911099499f --- /dev/null +++ b/include/qemu/cpu-float.h @@ -0,0 +1,64 @@ +#ifndef QEMU_CPU_FLOAT_H_ +#define QEMU_CPU_FLOAT_H_ + +#include "fpu/softfloat-types.h" + +/* Unions for reinterpreting between floats and integers. */ + +typedef union { + float32 f; + uint32_t l; +} CPU_FloatU; + +typedef union { + float64 d; +#if HOST_BIG_ENDIAN + struct { + uint32_t upper; + uint32_t lower; + } l; +#else + struct { + uint32_t lower; + uint32_t upper; + } l; +#endif + uint64_t ll; +} CPU_DoubleU; + +typedef union { + floatx80 d; + struct { + uint64_t lower; + uint16_t upper; + } l; +} CPU_LDoubleU; + +typedef union { + float128 q; +#if HOST_BIG_ENDIAN + struct { + uint32_t upmost; + uint32_t upper; + uint32_t lower; + uint32_t lowest; + } l; + struct { + uint64_t upper; + uint64_t lower; + } ll; +#else + struct { + uint32_t lowest; + uint32_t lower; + uint32_t upper; + uint32_t upmost; + } l; + struct { + uint64_t lower; + uint64_t upper; + } ll; +#endif +} CPU_QuadU; + +#endif /* QEMU_CPU_FLOAT_H_ */ diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h index 320543950c..e873bad366 100644 --- a/include/qemu/cutils.h +++ b/include/qemu/cutils.h @@ -131,7 +131,6 @@ const char *qemu_strchrnul(const char *s, int c); time_t mktimegm(struct tm *tm); int qemu_fdatasync(int fd); int qemu_msync(void *addr, size_t length, int fd); -int fcntl_setfl(int fd, int flag); int qemu_parse_fd(const char *param); int qemu_strtoi(const char *nptr, const char **endptr, int base, int *result); @@ -214,4 +213,24 @@ static inline const char *yes_no(bool b) return b ? "yes" : "no"; } +/* + * helper to parse debug environment variables + */ +int parse_debug_env(const char *name, int max, int initial); + +/* + * Hexdump a line of a byte buffer into a hexadecimal/ASCII buffer + */ +#define QEMU_HEXDUMP_LINE_BYTES 16 /* Number of bytes to dump */ +#define QEMU_HEXDUMP_LINE_LEN 75 /* Number of characters in line */ +void qemu_hexdump_line(char *line, unsigned int b, const void *bufptr, + unsigned int len, bool ascii); + +/* + * Hexdump a buffer to a file. An optional string prefix is added to every line + */ + +void qemu_hexdump(FILE *fp, const char *prefix, + const void *bufptr, size_t size); + #endif diff --git a/include/qemu/host-utils.h b/include/qemu/host-utils.h index ca979dc6cc..f19bd29105 100644 --- a/include/qemu/host-utils.h +++ b/include/qemu/host-utils.h @@ -88,7 +88,7 @@ static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) union { uint64_t ll; struct { -#ifdef HOST_WORDS_BIGENDIAN +#if HOST_BIG_ENDIAN uint32_t high, low; #else uint32_t low, high; diff --git a/include/qemu/int128.h b/include/qemu/int128.h index 2c4064256c..37e07fd6dd 100644 --- a/include/qemu/int128.h +++ b/include/qemu/int128.h @@ -205,7 +205,7 @@ typedef struct Int128 Int128; * a union with other integer types). */ struct Int128 { -#ifdef HOST_WORDS_BIGENDIAN +#if HOST_BIG_ENDIAN int64_t hi; uint64_t lo; #else diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index 9f06bf536f..a733294710 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -34,6 +34,18 @@ #include "exec/poison.h" #endif +/* + * HOST_WORDS_BIGENDIAN was replaced with HOST_BIG_ENDIAN. Prevent it from + * creeping back in. + */ +#pragma GCC poison HOST_WORDS_BIGENDIAN + +/* + * TARGET_WORDS_BIGENDIAN was replaced with TARGET_BIG_ENDIAN. Prevent it from + * creeping back in. + */ +#pragma GCC poison TARGET_WORDS_BIGENDIAN + #include "qemu/compiler.h" /* Older versions of C++ don't get definitions of various macros from @@ -214,6 +226,8 @@ extern "C" { #define ESHUTDOWN 4099 #endif +#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR) + /* time_t may be either 32 or 64 bits depending on the host OS, and * can be either signed or unsigned, so we can't just hardcode a * specific maximum value. This is not a C preprocessor constant, @@ -419,9 +433,9 @@ extern int madvise(char *, size_t, int); /* Use 1 MiB (segment size) alignment so gmap can be used by KVM. */ # define QEMU_VMALLOC_ALIGN (256 * 4096) #elif defined(__linux__) && defined(__sparc__) -# define QEMU_VMALLOC_ALIGN MAX(qemu_real_host_page_size, SHMLBA) +# define QEMU_VMALLOC_ALIGN MAX(qemu_real_host_page_size(), SHMLBA) #else -# define QEMU_VMALLOC_ALIGN qemu_real_host_page_size +# define QEMU_VMALLOC_ALIGN qemu_real_host_page_size() #endif #ifdef CONFIG_POSIX @@ -513,6 +527,13 @@ static inline void qemu_timersub(const struct timeval *val1, #define qemu_timersub timersub #endif +ssize_t qemu_write_full(int fd, const void *buf, size_t count) + G_GNUC_WARN_UNUSED_RESULT; + +#ifndef _WIN32 +int qemu_pipe(int pipefd[2]); +#endif + void qemu_set_cloexec(int fd); void fips_set_state(bool requested); @@ -578,8 +599,15 @@ pid_t qemu_fork(Error **errp); /* Using intptr_t ensures that qemu_*_page_mask is sign-extended even * when intptr_t is 32-bit and we are aligning a long long. */ -extern uintptr_t qemu_real_host_page_size; -extern intptr_t qemu_real_host_page_mask; +static inline uintptr_t qemu_real_host_page_size(void) +{ + return getpagesize(); +} + +static inline intptr_t qemu_real_host_page_mask(void) +{ + return -(intptr_t)qemu_real_host_page_size(); +} /* * After using getopt or getopt_long, if you need to parse another set diff --git a/include/qemu/qemu-progress.h b/include/qemu/qemu-progress.h new file mode 100644 index 0000000000..137e1c316f --- /dev/null +++ b/include/qemu/qemu-progress.h @@ -0,0 +1,8 @@ +#ifndef QEMU_PROGRESS_H +#define QEMU_PROGRESS_H + +void qemu_progress_init(int enabled, float min_skip); +void qemu_progress_end(void); +void qemu_progress_print(float delta, int max); + +#endif /* QEMU_PROGRESS_H */ diff --git a/include/qemu/thread-posix.h b/include/qemu/thread-posix.h index b792e6ef37..5f2f3d1386 100644 --- a/include/qemu/thread-posix.h +++ b/include/qemu/thread-posix.h @@ -27,14 +27,9 @@ struct QemuCond { }; struct QemuSemaphore { -#ifndef CONFIG_SEM_TIMEDWAIT - pthread_mutex_t lock; - pthread_cond_t cond; + QemuMutex mutex; + QemuCond cond; unsigned int count; -#else - sem_t sem; -#endif - bool initialized; }; struct QemuEvent { |