diff options
| -rw-r--r-- | LICENSE | 21 | ||||
| -rw-r--r-- | README.md | 3 | ||||
| -rwxr-xr-x | color-utils.c | 91 | ||||
| -rwxr-xr-x | iceys-utils.c | 119 |
4 files changed, 234 insertions, 0 deletions
@@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2026 iceyrazor + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE 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. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..3ded677 --- /dev/null +++ b/README.md @@ -0,0 +1,3 @@ +# iceys C Libs + +Common stuff I use acrossed my C projects. diff --git a/color-utils.c b/color-utils.c new file mode 100755 index 0000000..d01da3a --- /dev/null +++ b/color-utils.c @@ -0,0 +1,91 @@ +#ifndef color_utils_c +#define color_utils_c +#include <math.h> + +struct RGB +{ + unsigned char R; + unsigned char G; + unsigned char B; +}; +struct HSV +{ + double H; + double S; + double V; +}; +struct RGB HSVToRGB(struct HSV hsv) { + double r = 0, g = 0, b = 0; + + if (hsv.S == 0) + { + r = hsv.V; + g = hsv.V; + b = hsv.V; + } + else + { + int i; + double f, p, q, t; + + if (hsv.H == 360) + hsv.H = 0; + else + hsv.H = hsv.H / 60; + + i = (int)trunc(hsv.H); + f = hsv.H - i; + + p = hsv.V * (1.0 - hsv.S); + q = hsv.V * (1.0 - (hsv.S * f)); + t = hsv.V * (1.0 - (hsv.S * (1.0 - f))); + + switch (i) + { + case 0: + r = hsv.V; + g = t; + b = p; + break; + + case 1: + r = q; + g = hsv.V; + b = p; + break; + + case 2: + r = p; + g = hsv.V; + b = t; + break; + + case 3: + r = p; + g = q; + b = hsv.V; + break; + + case 4: + r = t; + g = p; + b = hsv.V; + break; + + default: + r = hsv.V; + g = p; + b = q; + break; + } + + } + + struct RGB rgb; + rgb.R = r * 255; + rgb.G = g * 255; + rgb.B = b * 255; + + return rgb; +} +#endif diff --git a/iceys-utils.c b/iceys-utils.c new file mode 100755 index 0000000..2331322 --- /dev/null +++ b/iceys-utils.c @@ -0,0 +1,119 @@ +#ifndef iceys_utils_c +#define iceys_utils_c +#include <string.h> +#include <stdlib.h> +#include <regex.h> +#include <stdio.h> + +char *strremove(char *str, const char *sub) { + size_t len = strlen(sub); + if (len > 0) { + char *p = str; + size_t size = 0; + while ((p = strstr(p, sub)) != NULL) { + size = (size == 0) ? (p - str) + strlen(p + len) + 1 : size - len; + memmove(p, p + len, size - (p - str)); + } + } + return str; +} + +float map(float value, float start1, float stop1, float start2, float stop2){ + return start2 + (stop2 - start2) * ((value - start1) / (stop1 - start1)); +} + +//i made this one :) +void str_first(char *str, char *str2, char eraser, int found_count){ + int i=0; + int found=0; + + while(str[i]!='\0'){ + if(str[i]==eraser){ + if(found>=found_count){ + break; + } else { found++; } + } + i++; + } + + memcpy(str2,str,sizeof(char)*i); +} + +regex_t regex; +int reti; + +int is_number(char *number){ + if(!number){ + return -1; + } + + /* Compile regular expression */ + reti = regcomp(®ex, "^[0-9]*$", 0); + if (reti) { + fprintf(stderr, "Could not compile regex\n"); + exit(1); + } + + + reti = regexec(®ex, number, 0, NULL, 0); + if (reti == REG_NOMATCH) { + return -2; + } + + regfree(®ex); + + return 1; +} + +int execret(char *return_buffer, char *command){ + // Open a process by creating a pipe + FILE *fp = popen(command, "r"); + if (fp == NULL) { + perror("popen"); + return 1; + } + + // Read the output from the command + char buffer[128]; + while (fgets(buffer, sizeof(buffer) - 1, fp) != NULL) { + strcat(return_buffer,buffer); + } + + // Close the pipe + if (pclose(fp) == -1) { + perror("pclose"); + return 1; + } + + return 0; +} + +int execretarr(char **return_arr, char *command){ + // Open a process by creating a pipe + FILE *fp = popen(command, "r"); + int i=0; + if (fp == NULL) { + perror("popen"); + return 1; + } + + // Read the output from the command + char buffer[128]; + while (fgets(buffer, sizeof(buffer) - 1, fp) != NULL) { + for( int i=0;i<sizeof(buffer);i++){ + if(buffer[i]=='\n') + buffer[i]=' '; + } + memcpy(return_arr[i],buffer,sizeof(buffer)); + i++; + } + + // Close the pipe + if (pclose(fp) == -1) { + perror("pclose"); + return 1; + } + + return 0; +} +#endif |