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sprintf implementation

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This commit is contained in:
georgemoralis 2023-11-13 12:22:41 +02:00
parent 9b8615e99b
commit 49090c1ba5
4 changed files with 16 additions and 2 deletions
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2
src/core/hle/libraries/libc/libc.cpp
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@ -441,7 +441,7 @@ void libcSymbolsRegister(Loader::SymbolsResolver* sym) {
LIB_FUNCTION("YQ0navp+YIc", "libc", 1, "libc", 1, 1, puts);
LIB_FUNCTION("fffwELXNVFA", "libc", 1, "libc", 1, 1, fprintf);
LIB_FUNCTION("eLdDw6l0-bU", "libc", 1, "libc", 1, 1, snprintf);
LIB_FUNCTION("tcVi5SivF7Q", "libc", 1, "libc", 1, 1, sprintf);
// misc
LIB_OBJ("P330P3dFF68", "libc", 1, "libc", 1, 1, &g_need_sceLibc);
LIB_OBJ("2sWzhYqFH4E","libc", 1, "libc", 1, 1,stdout);

5
src/core/hle/libraries/libc/libc_stdio.cpp
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@ -27,6 +27,11 @@ int PS4_SYSV_ABI snprintf(char* s, size_t n, VA_ARGS) {
return snprintf_ctx(s, n, &ctx);
}
int PS4_SYSV_ABI sprintf(char* s,VA_ARGS) {
VA_CTX(ctx);
return sprintf_ctx(s,&ctx);
}
int PS4_SYSV_ABI vsnprintf(char* s, size_t n, const char* format, VaList* arg) {
return vsnprintf_ctx(s, n, format, arg);
}

3
src/core/hle/libraries/libc/libc_stdio.h
View file

@ -10,4 +10,5 @@ int PS4_SYSV_ABI vsnprintf(char* s, size_t n, const char* format, VaList* arg);
int PS4_SYSV_ABI puts(const char* s);
int PS4_SYSV_ABI fprintf(FILE* file, VA_ARGS);
int PS4_SYSV_ABI snprintf(char* s, size_t n, VA_ARGS);
} // namespace Core::Libraries::LibC
int PS4_SYSV_ABI sprintf(char* s, VA_ARGS);
} // namespace Core::Libraries::LibC

8
src/core/hle/libraries/libc/printf.h
View file

@ -702,6 +702,14 @@ static int snprintf_ctx(char* s, size_t n,VaCtx* ctx) {
return result;
}
static int sprintf_ctx(char* s, VaCtx* ctx) {
const char* format = vaArgPtr<const char>(&ctx->va_list);
char buffer[256]; // it is big enough?
int result = _vsnprintf(_out_buffer, buffer, format, &ctx->va_list);
std::strcpy(s, buffer);
return result;
}
static int vsnprintf_ctx(char* s, size_t n, const char* format, VaList* arg) {
char buffer[n];
int result = _vsnprintf(_out_buffer, buffer, format, arg);